Anvilcraft/Create
1
0
Fork 0
mirror of https://github.com/Creators-of-Create/Create.git synced 2024-12-14 21:33:43 +01:00
Code Issues Projects Releases Packages Wiki Activity

Yeet

Browse source
This commit is contained in:
JozsefA 2021-06-19 00:29:18 -07:00
parent d612cfdd34
commit 652111c233
184 changed files with 56 additions and 9533 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
build.gradle
View file

@ -41,6 +41,7 @@ minecraft {
//jvmArgs '-XX:+UnlockCommercialFeatures' // uncomment for profiling
property 'forge.logging.console.level', 'info'
property 'fml.earlyprogresswindow', 'false'
property 'mixin.env.disableRefMap', 'true'
mods {
create {
source sourceSets.main
@ -101,11 +102,14 @@ repositories {
}
maven {
//location of the maven for mixed mappings and registrate
name = "tterrag maven"
url = "https://maven.tterrag.com/"
name "tterrag maven"
url "https://maven.tterrag.com/"
}
maven {
url = "https://www.cursemaven.com"
url "https://www.cursemaven.com"
content {
includeGroup "curse.maven"
}
}
}
@ -125,6 +129,8 @@ dependencies {
// at runtime, use the full JEI jar
runtimeOnly fg.deobf("mezz.jei:jei-1.16.4:${jei_version}")
compile fg.deobf("curse.maven:flywheel-486392:3357100") // cursemaven for now
// implementation fg.deobf("curse.maven:druidcraft-340991:3101903")
// i'll leave this here commented for easier testing

6
src/main/java/com/jozufozu/flywheel/Flywheel.java
View file

@ -1,6 +0,0 @@
package com.jozufozu.flywheel;
public class Flywheel {
public static final String ID = "flywheel";
}

184
src/main/java/com/jozufozu/flywheel/backend/Backend.java
View file

@ -1,184 +0,0 @@
package com.jozufozu.flywheel.backend;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.lwjgl.opengl.GL;
import org.lwjgl.opengl.GLCapabilities;
import com.jozufozu.flywheel.backend.gl.versioned.GlCompat;
import com.jozufozu.flywheel.backend.instancing.InstanceData;
import com.jozufozu.flywheel.backend.instancing.MaterialSpec;
import com.jozufozu.flywheel.core.shader.spec.ProgramSpec;
import com.simibubi.create.foundation.config.AllConfigs;
import net.minecraft.client.Minecraft;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.vector.Matrix4f;
import net.minecraft.world.IWorld;
import net.minecraft.world.World;
public class Backend {
public static final Logger log = LogManager.getLogger(Backend.class);
protected static final Backend INSTANCE = new Backend();
public static Backend getInstance() {
return INSTANCE;
}
public final Minecraft minecraft;
public ShaderSources sources;
public GLCapabilities capabilities;
public GlCompat compat;
private Matrix4f projectionMatrix = new Matrix4f();
private boolean instancedArrays;
private boolean enabled;
private final List<IShaderContext<?>> contexts = new ArrayList<>();
private final Map<ResourceLocation, MaterialSpec<?>> materialRegistry = new HashMap<>();
private final Map<ResourceLocation, ProgramSpec> programSpecRegistry = new HashMap<>();
protected Backend() {
// Can be null when running datagenerators due to the unfortunate time we call this
minecraft = Minecraft.getInstance();
if (minecraft == null) return;
sources = new ShaderSources(this);
OptifineHandler.init();
}
void clearContexts() {
SpecMetaRegistry.clear();
contexts.forEach(IShaderContext::delete);
materialRegistry.clear();
}
/**
* Get a string describing the Flywheel backend. When there are eventually multiple backends
* (Meshlet, MDI, GL31 Draw Instanced are planned), this will name which one is in use.
*/
public String getBackendDescriptor() {
if (canUseInstancing()) {
return "GL33 Instanced Arrays";
}
if (canUseVBOs()) {
return "VBOs";
}
return "Disabled";
}
/**
* Register a shader program.
*/
public ProgramSpec register(ProgramSpec spec) {
ResourceLocation name = spec.name;
if (programSpecRegistry.containsKey(name)) {
throw new IllegalStateException("Program spec '" + name + "' already registered.");
}
programSpecRegistry.put(name, spec);
return spec;
}
/**
* Register a shader context.
*/
public <C extends ShaderContext<?>> C register(C spec) {
contexts.add(spec);
return spec;
}
/**
* Register an instancing material.
*/
public <D extends InstanceData> MaterialSpec<D> register(MaterialSpec<D> spec) {
ResourceLocation name = spec.name;
if (materialRegistry.containsKey(name)) {
throw new IllegalStateException("Material spec '" + name + "' already registered.");
}
materialRegistry.put(name, spec);
return spec;
}
public ProgramSpec getSpec(ResourceLocation name) {
return programSpecRegistry.get(name);
}
public boolean available() {
return canUseVBOs();
}
public boolean canUseInstancing() {
return enabled && instancedArrays;
}
public boolean canUseVBOs() {
return enabled && gl20();
}
public boolean gl33() {
return capabilities.OpenGL33;
}
public boolean gl20() {
return capabilities.OpenGL20;
}
public void refresh() {
OptifineHandler.refresh();
capabilities = GL.createCapabilities();
compat = new GlCompat(capabilities);
instancedArrays = compat.vertexArrayObjectsSupported() &&
compat.drawInstancedSupported() &&
compat.instancedArraysSupported();
enabled = AllConfigs.CLIENT.experimentalRendering.get() && !OptifineHandler.usingShaders();
}
public boolean canUseInstancing(World world) {
return canUseInstancing() && isFlywheelWorld(world);
}
public Collection<MaterialSpec<?>> allMaterials() {
return materialRegistry.values();
}
public Collection<ProgramSpec> allPrograms() {
return programSpecRegistry.values();
}
public Collection<IShaderContext<?>> allContexts() {
return contexts;
}
public Matrix4f getProjectionMatrix() {
return projectionMatrix;
}
public void setProjectionMatrix(Matrix4f projectionMatrix) {
this.projectionMatrix = projectionMatrix;
}
/**
* Used to avoid calling Flywheel functions on (fake) worlds that don't specifically support it.
*/
public static boolean isFlywheelWorld(IWorld world) {
return (world instanceof IFlywheelWorld && ((IFlywheelWorld) world).supportsFlywheel()) || world == Minecraft.getInstance().world;
}
public static void reloadWorldRenderers() {
RenderWork.enqueue(Minecraft.getInstance().worldRenderer::loadRenderers);
}
}

13
src/main/java/com/jozufozu/flywheel/backend/IFlywheelWorld.java
View file

@ -1,13 +0,0 @@
package com.jozufozu.flywheel.backend;
/**
* A marker interface custom worlds can override to indicate
* that tiles inside the world should render with Flywheel.
*
* <code>Minecraft.getInstance().world</code> is special cased and will support Flywheel by default.
*/
public interface IFlywheelWorld {
default boolean supportsFlywheel() {
return true;
}
}

23
src/main/java/com/jozufozu/flywheel/backend/IShaderContext.java
View file

@ -1,23 +0,0 @@
package com.jozufozu.flywheel.backend;
import java.util.function.Supplier;
import com.jozufozu.flywheel.backend.gl.shader.GlProgram;
import net.minecraft.util.ResourceLocation;
public interface IShaderContext<P extends GlProgram> {
default P getProgram(ResourceLocation loc) {
return this.getProgramSupplier(loc).get();
}
Supplier<P> getProgramSupplier(ResourceLocation loc);
/**
* Load all programs associated with this context. This might be just one, if the context is very specialized.
*/
void load();
void delete();
}

86
src/main/java/com/jozufozu/flywheel/backend/OptifineHandler.java
View file

@ -1,86 +0,0 @@
package com.jozufozu.flywheel.backend;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.util.Optional;
import net.minecraft.client.Minecraft;
public class OptifineHandler {
public static final String OPTIFINE_ROOT_PACKAGE = "net.optifine";
public static final String SHADER_PACKAGE = "net.optifine.shaders";
private static Package optifine;
private static OptifineHandler handler;
public final boolean usingShaders;
public OptifineHandler(boolean usingShaders) {
this.usingShaders = usingShaders;
}
/**
* Get information about the current Optifine configuration.
*
* @return {@link Optional#empty()} if Optifine is not installed.
*/
public static Optional<OptifineHandler> get() {
return Optional.ofNullable(handler);
}
public static boolean optifineInstalled() {
return optifine != null;
}
public static boolean usingShaders() {
return OptifineHandler.get()
.map(OptifineHandler::isUsingShaders)
.orElse(false);
}
public static void init() {
optifine = Package.getPackage(OPTIFINE_ROOT_PACKAGE);
if (optifine == null) {
Backend.log.info("Optifine not detected.");
} else {
Backend.log.info("Optifine detected.");
refresh();
}
}
public static void refresh() {
if (optifine == null) return;
File dir = Minecraft.getInstance().gameDir;
File shaderOptions = new File(dir, "optionsshaders.txt");
boolean shadersOff = true;
try {
BufferedReader reader = new BufferedReader(new FileReader(shaderOptions));
shadersOff = reader.lines()
.anyMatch(it -> {
String line = it.replaceAll("\\s", "");
if (line.startsWith("shaderPack=")) {
String setting = line.substring("shaderPack=".length());
return setting.equals("OFF") || setting.equals("(internal)");
}
return false;
});
} catch (FileNotFoundException e) {
Backend.log.info("No shader config found.");
}
handler = new OptifineHandler(!shadersOff);
}
public boolean isUsingShaders() {
return usingShaders;
}
}

30
src/main/java/com/jozufozu/flywheel/backend/RenderWork.java
View file

@ -1,30 +0,0 @@
package com.jozufozu.flywheel.backend;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.client.event.RenderWorldLastEvent;
import net.minecraftforge.eventbus.api.EventPriority;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.common.Mod;
@Mod.EventBusSubscriber(value = Dist.CLIENT)
public class RenderWork {
private static final Queue<Runnable> runs = new ConcurrentLinkedQueue<>();
@SubscribeEvent(priority = EventPriority.LOWEST)
public static void onRenderWorldLast(RenderWorldLastEvent event) {
while (!runs.isEmpty()) {
runs.remove().run();
}
}
/**
* Queue work to be executed at the end of a frame
*/
public static void enqueue(Runnable run) {
runs.add(run);
}
}

19
src/main/java/com/jozufozu/flywheel/backend/ResourceUtil.java
View file

@ -1,19 +0,0 @@
package com.jozufozu.flywheel.backend;
import net.minecraft.util.ResourceLocation;
public class ResourceUtil {
public static ResourceLocation subPath(ResourceLocation root, String subPath) {
return new ResourceLocation(root.getNamespace(), root.getPath() + subPath);
}
public static ResourceLocation removePrefixUnchecked(ResourceLocation full, String root) {
return new ResourceLocation(full.getNamespace(), full.getPath().substring(root.length()));
}
public static ResourceLocation trim(ResourceLocation loc, String prefix, String suffix) {
String path = loc.getPath();
return new ResourceLocation(loc.getNamespace(), path.substring(prefix.length(), path.length() - suffix.length()));
}
}

88
src/main/java/com/jozufozu/flywheel/backend/ShaderContext.java
View file

@ -1,88 +0,0 @@
package com.jozufozu.flywheel.backend;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.function.Supplier;
import javax.annotation.Nullable;
import com.jozufozu.flywheel.backend.gl.GlObject;
import com.jozufozu.flywheel.backend.gl.shader.GlProgram;
import com.jozufozu.flywheel.backend.gl.shader.GlShader;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import com.jozufozu.flywheel.backend.loading.Program;
import com.jozufozu.flywheel.backend.loading.Shader;
import com.jozufozu.flywheel.core.shader.IMultiProgram;
import com.jozufozu.flywheel.core.shader.spec.ProgramSpec;
import com.jozufozu.flywheel.core.shader.spec.ProgramState;
import net.minecraft.util.ResourceLocation;
public abstract class ShaderContext<P extends GlProgram> implements IShaderContext<P> {
protected final Map<ResourceLocation, IMultiProgram<P>> programs = new HashMap<>();
public final Backend backend;
public ShaderContext(Backend backend) {
this.backend = backend;
}
@Override
public Supplier<P> getProgramSupplier(ResourceLocation spec) {
return programs.get(spec);
}
public Program loadAndLink(ProgramSpec spec, @Nullable ProgramState state) {
Shader vertexFile = getSource(ShaderType.VERTEX, spec.vert);
Shader fragmentFile = getSource(ShaderType.FRAGMENT, spec.frag);
if (state != null) {
vertexFile.defineAll(state.getDefines());
fragmentFile.defineAll(state.getDefines());
}
return link(buildProgram(spec.name, vertexFile, fragmentFile));
}
protected Shader getSource(ShaderType type, ResourceLocation name) {
return backend.sources.source(name, type);
}
protected Program link(Program program) {
return program.link();
}
@Override
public void delete() {
programs.values().forEach(IMultiProgram::delete);
}
/**
* Ingests the given shaders, compiling them and linking them together after applying the transformer to the source.
*
* @param name What should we call this program if something goes wrong?
* @param shaders What are the different shader stages that should be linked together?
* @return A program with all provided shaders attached
*/
protected static Program buildProgram(ResourceLocation name, Shader... shaders) {
List<GlShader> compiled = new ArrayList<>(shaders.length);
try {
Program builder = new Program(name);
for (Shader shader : shaders) {
GlShader sh = new GlShader(shader);
compiled.add(sh);
builder.attachShader(shader, sh);
}
return builder;
} finally {
compiled.forEach(GlObject::delete);
}
}
}

212
src/main/java/com/jozufozu/flywheel/backend/ShaderSources.java
View file

@ -1,212 +0,0 @@
package com.jozufozu.flywheel.backend;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringReader;
import java.nio.ByteBuffer;
import java.nio.channels.Channels;
import java.nio.channels.FileChannel;
import java.nio.channels.ReadableByteChannel;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.function.Predicate;
import java.util.stream.Stream;
import javax.annotation.Nonnull;
import javax.annotation.ParametersAreNonnullByDefault;
import org.lwjgl.system.MemoryUtil;
import com.google.common.collect.Lists;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonElement;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import com.jozufozu.flywheel.backend.loading.Shader;
import com.jozufozu.flywheel.backend.loading.ShaderLoadingException;
import com.jozufozu.flywheel.core.shader.spec.ProgramSpec;
import com.jozufozu.flywheel.event.GatherContextEvent;
import com.mojang.blaze3d.systems.RenderSystem;
import com.mojang.datafixers.util.Pair;
import com.mojang.serialization.DataResult;
import com.mojang.serialization.JsonOps;
import net.minecraft.resources.IReloadableResourceManager;
import net.minecraft.resources.IResource;
import net.minecraft.resources.IResourceManager;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.fml.ModLoader;
import net.minecraftforge.resource.IResourceType;
import net.minecraftforge.resource.ISelectiveResourceReloadListener;
import net.minecraftforge.resource.VanillaResourceType;
@ParametersAreNonnullByDefault
public class ShaderSources implements ISelectiveResourceReloadListener {
public static final String SHADER_DIR = "flywheel/shaders/";
public static final String PROGRAM_DIR = "flywheel/programs/";
public static final ArrayList<String> EXTENSIONS = Lists.newArrayList(".vert", ".vsh", ".frag", ".fsh", ".glsl");
private static final Gson GSON = new GsonBuilder().create();
private final Map<ResourceLocation, String> shaderSource = new HashMap<>();
private boolean shouldCrash;
private final Backend backend;
public ShaderSources(Backend backend) {
this.backend = backend;
IResourceManager manager = backend.minecraft.getResourceManager();
if (manager instanceof IReloadableResourceManager) {
((IReloadableResourceManager) manager).addReloadListener(this);
}
}
@Override
public void onResourceManagerReload(IResourceManager manager, Predicate<IResourceType> predicate) {
if (predicate.test(VanillaResourceType.SHADERS)) {
backend.refresh();
if (backend.gl20()) {
shaderSource.clear();
shouldCrash = false;
backend.clearContexts();
ModLoader.get().postEvent(new GatherContextEvent(backend));
loadProgramSpecs(manager);
loadShaderSources(manager);
for (IShaderContext<?> context : backend.allContexts()) {
context.load();
}
if (shouldCrash) {
throw new ShaderLoadingException("Could not load all shaders, see log for details");
}
Backend.log.info("Loaded all shader programs.");
// no need to hog all that memory
shaderSource.clear();
}
}
}
private void loadProgramSpecs(IResourceManager manager) {
Collection<ResourceLocation> programSpecs = manager.getAllResourceLocations(PROGRAM_DIR, s -> s.endsWith(".json"));
for (ResourceLocation location : programSpecs) {
try {
IResource file = manager.getResource(location);
String s = readToString(file.getInputStream());
ResourceLocation specName = ResourceUtil.trim(location, PROGRAM_DIR, ".json");
DataResult<Pair<ProgramSpec, JsonElement>> result = ProgramSpec.CODEC.decode(JsonOps.INSTANCE, GSON.fromJson(s, JsonElement.class));
ProgramSpec spec = result.get().orThrow().getFirst();
spec.setName(specName);
backend.register(spec);
} catch (Exception e) {
Backend.log.error(e);
}
}
}
public void notifyError() {
shouldCrash = true;
}
@Nonnull
public String getShaderSource(ResourceLocation loc) {
String source = shaderSource.get(loc);
if (source == null) {
throw new ShaderLoadingException(String.format("shader '%s' does not exist", loc));
}
return source;
}
private void loadShaderSources(IResourceManager manager) {
Collection<ResourceLocation> allShaders = manager.getAllResourceLocations(SHADER_DIR, s -> {
for (String ext : EXTENSIONS) {
if (s.endsWith(ext)) return true;
}
return false;
});
for (ResourceLocation location : allShaders) {
try {
IResource resource = manager.getResource(location);
String file = readToString(resource.getInputStream());
ResourceLocation name = ResourceUtil.removePrefixUnchecked(location, SHADER_DIR);
shaderSource.put(name, file);
} catch (IOException e) {
}
}
}
public Shader source(ResourceLocation name, ShaderType type) {
return new Shader(this, type, name, getShaderSource(name));
}
public static Stream<String> lines(String s) {
return new BufferedReader(new StringReader(s)).lines();
}
public String readToString(InputStream is) {
RenderSystem.assertThread(RenderSystem::isOnRenderThread);
ByteBuffer bytebuffer = null;
try {
bytebuffer = readToBuffer(is);
int i = bytebuffer.position();
bytebuffer.rewind();
return MemoryUtil.memASCII(bytebuffer, i);
} catch (IOException e) {
} finally {
if (bytebuffer != null) {
MemoryUtil.memFree(bytebuffer);
}
}
return null;
}
public ByteBuffer readToBuffer(InputStream is) throws IOException {
ByteBuffer bytebuffer;
if (is instanceof FileInputStream) {
FileInputStream fileinputstream = (FileInputStream) is;
FileChannel filechannel = fileinputstream.getChannel();
bytebuffer = MemoryUtil.memAlloc((int) filechannel.size() + 1);
while (filechannel.read(bytebuffer) != -1) {
}
} else {
bytebuffer = MemoryUtil.memAlloc(8192);
ReadableByteChannel readablebytechannel = Channels.newChannel(is);
while (readablebytechannel.read(bytebuffer) != -1) {
if (bytebuffer.remaining() == 0) {
bytebuffer = MemoryUtil.memRealloc(bytebuffer, bytebuffer.capacity() * 2);
}
}
}
return bytebuffer;
}
}

56
src/main/java/com/jozufozu/flywheel/backend/SpecMetaRegistry.java
View file

@ -1,56 +0,0 @@
package com.jozufozu.flywheel.backend;
import java.util.HashMap;
import java.util.Map;
import com.jozufozu.flywheel.core.shader.extension.IProgramExtension;
import com.jozufozu.flywheel.core.shader.gamestate.IGameStateProvider;
import net.minecraft.util.ResourceLocation;
public class SpecMetaRegistry {
private static final Map<ResourceLocation, IProgramExtension> registeredExtensions = new HashMap<>();
private static final Map<ResourceLocation, IGameStateProvider> registeredStateProviders = new HashMap<>();
static void clear() {
registeredExtensions.clear();
registeredStateProviders.clear();
}
public static IGameStateProvider getStateProvider(ResourceLocation location) {
IGameStateProvider out = registeredStateProviders.get(location);
if (out == null) {
throw new IllegalArgumentException("State provider '" + location + "' does not exist.");
}
return out;
}
public static IProgramExtension getExtension(ResourceLocation location) {
IProgramExtension out = registeredExtensions.get(location);
if (out == null) {
throw new IllegalArgumentException("Extension '" + location + "' does not exist.");
}
return out;
}
public static void register(IGameStateProvider context) {
if (registeredStateProviders.containsKey(context.getID())) {
throw new IllegalStateException("Duplicate game state provider: " + context.getID());
}
registeredStateProviders.put(context.getID(), context);
}
public static void register(IProgramExtension extender) {
if (registeredStateProviders.containsKey(extender.getID())) {
throw new IllegalStateException("Duplicate shader extension: " + extender.getID());
}
registeredExtensions.put(extender.getID(), extender);
}
}

67
src/main/java/com/jozufozu/flywheel/backend/gl/GlNumericType.java
View file

@ -1,67 +0,0 @@
package com.jozufozu.flywheel.backend.gl;
import java.nio.ByteBuffer;
import java.util.Arrays;
import java.util.Locale;
import java.util.Map;
import java.util.stream.Collectors;
import javax.annotation.Nullable;
import org.lwjgl.opengl.GL11;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;
@OnlyIn(Dist.CLIENT)
public enum GlNumericType {
FLOAT(4, "float", GL11.GL_FLOAT),
UBYTE(1, "ubyte", GL11.GL_UNSIGNED_BYTE),
BYTE(1, "byte", GL11.GL_BYTE),
USHORT(2, "ushort", GL11.GL_UNSIGNED_SHORT),
SHORT(2, "short", GL11.GL_SHORT),
UINT(4, "uint", GL11.GL_UNSIGNED_INT),
INT(4, "int", GL11.GL_INT),
;
private static final GlNumericType[] VALUES = values();
private static final Map<String, GlNumericType> NAME_LOOKUP = Arrays.stream(VALUES)
.collect(Collectors.toMap(GlNumericType::getDisplayName, type -> type));
private final int byteWidth;
private final String displayName;
private final int glEnum;
GlNumericType(int bytes, String name, int glEnum) {
this.byteWidth = bytes;
this.displayName = name;
this.glEnum = glEnum;
}
public int getByteWidth() {
return this.byteWidth;
}
public String getDisplayName() {
return this.displayName;
}
public int getGlEnum() {
return this.glEnum;
}
public void castAndBuffer(ByteBuffer buf, int val) {
if (this == UBYTE || this == BYTE) {
buf.put((byte) val);
} else if (this == USHORT || this == SHORT) {
buf.putShort((short) val);
} else if (this == UINT || this == INT) {
buf.putInt(val);
}
}
@Nullable
public static GlNumericType byName(String name) {
return name == null ? null : NAME_LOOKUP.get(name.toLowerCase(Locale.ROOT));
}
}

43
src/main/java/com/jozufozu/flywheel/backend/gl/GlObject.java
View file

@ -1,43 +0,0 @@
package com.jozufozu.flywheel.backend.gl;
// Utility class for safely dealing with gl object handles.
public abstract class GlObject {
private static final int INVALID_HANDLE = Integer.MIN_VALUE;
private int handle = INVALID_HANDLE;
protected final void setHandle(int handle) {
this.handle = handle;
}
public final int handle() {
this.checkHandle();
return this.handle;
}
protected final void checkHandle() {
if (!this.isHandleValid()) {
throw new IllegalStateException("Handle is not valid");
}
}
protected final boolean isHandleValid() {
return this.handle != INVALID_HANDLE;
}
protected final void invalidateHandle() {
this.handle = INVALID_HANDLE;
}
public void delete() {
if (!isHandleValid()) {
throw new IllegalStateException("Handle already deleted.");
}
deleteInternal(handle);
invalidateHandle();
}
protected abstract void deleteInternal(int handle);
}

23
src/main/java/com/jozufozu/flywheel/backend/gl/GlPrimitive.java
View file

@ -1,23 +0,0 @@
package com.jozufozu.flywheel.backend.gl;
import org.lwjgl.opengl.GL11;
public enum GlPrimitive {
POINTS(GL11.GL_POINTS),
LINES(GL11.GL_LINES),
LINE_LOOP(GL11.GL_LINE_LOOP),
LINE_STRIP(GL11.GL_LINE_STRIP),
TRIANGLES(GL11.GL_TRIANGLES),
TRIANGLE_STRIP(GL11.GL_TRIANGLE_STRIP),
TRIANGLE_FAN(GL11.GL_TRIANGLE_FAN),
QUADS(GL11.GL_QUADS),
QUAD_STRIP(GL11.GL_QUAD_STRIP),
POLYGON(GL11.GL_POLYGON),
;
public final int glEnum;
GlPrimitive(int glEnum) {
this.glEnum = glEnum;
}
}

25
src/main/java/com/jozufozu/flywheel/backend/gl/GlTexture.java
View file

@ -1,25 +0,0 @@
package com.jozufozu.flywheel.backend.gl;
import org.lwjgl.opengl.GL20;
public class GlTexture extends GlObject {
private final int textureType;
public GlTexture(int textureType) {
this.textureType = textureType;
setHandle(GL20.glGenTextures());
}
@Override
protected void deleteInternal(int handle) {
GL20.glDeleteTextures(handle);
}
public void bind() {
GL20.glBindTexture(textureType, handle());
}
public void unbind() {
GL20.glBindTexture(textureType, 0);
}
}

21
src/main/java/com/jozufozu/flywheel/backend/gl/GlVertexArray.java
View file

@ -1,21 +0,0 @@
package com.jozufozu.flywheel.backend.gl;
import com.jozufozu.flywheel.backend.Backend;
public class GlVertexArray extends GlObject {
public GlVertexArray() {
setHandle(Backend.getInstance().compat.vao.genVertexArrays());
}
public void bind() {
Backend.getInstance().compat.vao.bindVertexArray(handle());
}
public void unbind() {
Backend.getInstance().compat.vao.bindVertexArray(0);
}
protected void deleteInternal(int handle) {
Backend.getInstance().compat.vao.deleteVertexArrays(handle);
}
}

21
src/main/java/com/jozufozu/flywheel/backend/gl/attrib/CommonAttributes.java
View file

@ -1,21 +0,0 @@
package com.jozufozu.flywheel.backend.gl.attrib;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
public class CommonAttributes {
public static final VertexAttribSpec VEC4 = new VertexAttribSpec(GlNumericType.FLOAT, 4);
public static final VertexAttribSpec VEC3 = new VertexAttribSpec(GlNumericType.FLOAT, 3);
public static final VertexAttribSpec VEC2 = new VertexAttribSpec(GlNumericType.FLOAT, 2);
public static final VertexAttribSpec FLOAT = new VertexAttribSpec(GlNumericType.FLOAT, 1);
public static final VertexAttribSpec QUATERNION = new VertexAttribSpec(GlNumericType.FLOAT, 4);
public static final VertexAttribSpec NORMAL = new VertexAttribSpec(GlNumericType.BYTE, 3, true);
public static final VertexAttribSpec UV = new VertexAttribSpec(GlNumericType.FLOAT, 2);
public static final VertexAttribSpec RGBA = new VertexAttribSpec(GlNumericType.UBYTE, 4, true);
public static final VertexAttribSpec RGB = new VertexAttribSpec(GlNumericType.UBYTE, 3, true);
public static final VertexAttribSpec LIGHT = new VertexAttribSpec(GlNumericType.UBYTE, 2, true);
public static final VertexAttribSpec NORMALIZED_BYTE = new VertexAttribSpec(GlNumericType.BYTE, 1, true);
}

10
src/main/java/com/jozufozu/flywheel/backend/gl/attrib/IAttribSpec.java
View file

@ -1,10 +0,0 @@
package com.jozufozu.flywheel.backend.gl.attrib;
public interface IAttribSpec {
void vertexAttribPointer(int stride, int index, int pointer);
int getSize();
int getAttributeCount();
}

37
src/main/java/com/jozufozu/flywheel/backend/gl/attrib/MatrixAttributes.java
View file

@ -1,37 +0,0 @@
package com.jozufozu.flywheel.backend.gl.attrib;
import org.lwjgl.opengl.GL20;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
public enum MatrixAttributes implements IAttribSpec {
MAT3(3, 3),
MAT4(4, 4),
;
private final int rows;
private final int cols;
MatrixAttributes(int rows, int cols) {
this.rows = rows;
this.cols = cols;
}
@Override
public void vertexAttribPointer(int stride, int index, int pointer) {
for (int i = 0; i < rows; i++) {
long attribPointer = pointer + (long) i * cols * GlNumericType.FLOAT.getByteWidth();
GL20.glVertexAttribPointer(index + i, cols, GlNumericType.FLOAT.getGlEnum(), false, stride, attribPointer);
}
}
@Override
public int getSize() {
return GlNumericType.FLOAT.getByteWidth() * rows * cols;
}
@Override
public int getAttributeCount() {
return rows;
}
}

41
src/main/java/com/jozufozu/flywheel/backend/gl/attrib/VertexAttribSpec.java
View file

@ -1,41 +0,0 @@
package com.jozufozu.flywheel.backend.gl.attrib;
import org.lwjgl.opengl.GL20;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
public class VertexAttribSpec implements IAttribSpec {
private final GlNumericType type;
private final int count;
private final int size;
private final int attributeCount;
private final boolean normalized;
public VertexAttribSpec(GlNumericType type, int count) {
this(type, count, false);
}
public VertexAttribSpec(GlNumericType type, int count, boolean normalized) {
this.type = type;
this.count = count;
this.size = type.getByteWidth() * count;
this.attributeCount = (this.size + 15) / 16; // ceiling division. GLSL vertex attributes can only be 16 bytes wide
this.normalized = normalized;
}
@Override
public void vertexAttribPointer(int stride, int index, int pointer) {
GL20.glVertexAttribPointer(index, count, type.getGlEnum(), normalized, stride, pointer);
}
@Override
public int getSize() {
return size;
}
@Override
public int getAttributeCount() {
return attributeCount;
}
}

61
src/main/java/com/jozufozu/flywheel/backend/gl/attrib/VertexFormat.java
View file

@ -1,61 +0,0 @@
package com.jozufozu.flywheel.backend.gl.attrib;
import java.util.ArrayList;
import java.util.Collections;
public class VertexFormat {
private final ArrayList<IAttribSpec> allAttributes;
private final int numAttributes;
private final int stride;
public VertexFormat(ArrayList<IAttribSpec> allAttributes) {
this.allAttributes = allAttributes;
int numAttributes = 0, stride = 0;
for (IAttribSpec spec : allAttributes) {
numAttributes += spec.getAttributeCount();
stride += spec.getSize();
}
this.numAttributes = numAttributes;
this.stride = stride;
}
public int getAttributeCount() {
return numAttributes;
}
public int getStride() {
return stride;
}
public void vertexAttribPointers(int index) {
int offset = 0;
for (IAttribSpec spec : this.allAttributes) {
spec.vertexAttribPointer(stride, index, offset);
index += spec.getAttributeCount();
offset += spec.getSize();
}
}
public static Builder builder() {
return new Builder();
}
public static class Builder {
private final ArrayList<IAttribSpec> allAttributes = new ArrayList<>();
public Builder() {
}
public Builder addAttributes(IAttribSpec... attributes) {
Collections.addAll(allAttributes, attributes);
return this;
}
public VertexFormat build() {
return new VertexFormat(allAttributes);
}
}
}

69
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/GlBuffer.java
View file

@ -1,69 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import java.nio.ByteBuffer;
import org.lwjgl.opengl.GL15;
import org.lwjgl.opengl.GL20;
import org.lwjgl.opengl.GL30;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.gl.GlObject;
import com.jozufozu.flywheel.backend.gl.versioned.MapBufferRange;
public class GlBuffer extends GlObject {
protected final GlBufferType type;
protected final GlBufferUsage usage;
public GlBuffer(GlBufferType type) {
this(type, GlBufferUsage.STATIC_DRAW);
}
public GlBuffer(GlBufferType type, GlBufferUsage usage) {
setHandle(GL20.glGenBuffers());
this.type = type;
this.usage = usage;
}
public GlBufferType getBufferTarget() {
return type;
}
public void bind() {
bind(type);
}
public void bind(GlBufferType type) {
GL20.glBindBuffer(type.glEnum, handle());
}
public void unbind() {
unbind(type);
}
public void unbind(GlBufferType bufferType) {
GL20.glBindBuffer(bufferType.glEnum, 0);
}
public void alloc(int size) {
GL15.glBufferData(type.glEnum, size, usage.glEnum);
}
public void upload(ByteBuffer directBuffer) {
GL15.glBufferData(type.glEnum, directBuffer, usage.glEnum);
}
public MappedBuffer getBuffer(int offset, int length) {
if (Backend.getInstance().compat.mapBufferRange != MapBufferRange.UNSUPPORTED) {
return new MappedBufferRange(this, offset, length, GL30.GL_MAP_WRITE_BIT);
} else {
MappedFullBuffer fullBuffer = new MappedFullBuffer(this, MappedBufferUsage.WRITE_ONLY);
fullBuffer.position(offset);
return fullBuffer;
}
}
protected void deleteInternal(int handle) {
GL20.glDeleteBuffers(handle);
}
}

32
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/GlBufferType.java
View file

@ -1,32 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import org.lwjgl.opengl.GL15C;
import org.lwjgl.opengl.GL21;
import org.lwjgl.opengl.GL30;
import org.lwjgl.opengl.GL31;
import org.lwjgl.opengl.GL40;
import org.lwjgl.opengl.GL42;
import org.lwjgl.opengl.GL43;
public enum GlBufferType {
ARRAY_BUFFER(GL15C.GL_ARRAY_BUFFER),
ELEMENT_ARRAY_BUFFER(GL15C.GL_ELEMENT_ARRAY_BUFFER),
PIXEL_PACK_BUFFER(GL21.GL_PIXEL_PACK_BUFFER),
PIXEL_UNPACK_BUFFER(GL21.GL_PIXEL_UNPACK_BUFFER),
TRANSFORM_FEEDBACK_BUFFER(GL30.GL_TRANSFORM_FEEDBACK_BUFFER),
UNIFORM_BUFFER(GL31.GL_UNIFORM_BUFFER),
TEXTURE_BUFFER(GL31.GL_TEXTURE_BUFFER),
COPY_READ_BUFFER(GL31.GL_COPY_READ_BUFFER),
COPY_WRITE_BUFFER(GL31.GL_COPY_WRITE_BUFFER),
DRAW_INDIRECT_BUFFER(GL40.GL_DRAW_INDIRECT_BUFFER),
ATOMIC_COUNTER_BUFFER(GL42.GL_ATOMIC_COUNTER_BUFFER),
DISPATCH_INDIRECT_BUFFER(GL43.GL_DISPATCH_INDIRECT_BUFFER),
SHADER_STORAGE_BUFFER(GL43.GL_SHADER_STORAGE_BUFFER),
;
public final int glEnum;
GlBufferType(int glEnum) {
this.glEnum = glEnum;
}
}

22
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/GlBufferUsage.java
View file

@ -1,22 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import org.lwjgl.opengl.GL15;
public enum GlBufferUsage {
STREAM_DRAW(GL15.GL_STREAM_DRAW),
STREAM_READ(GL15.GL_STREAM_READ),
STREAM_COPY(GL15.GL_STREAM_COPY),
STATIC_DRAW(GL15.GL_STATIC_DRAW),
STATIC_READ(GL15.GL_STATIC_READ),
STATIC_COPY(GL15.GL_STATIC_COPY),
DYNAMIC_DRAW(GL15.GL_DYNAMIC_DRAW),
DYNAMIC_READ(GL15.GL_DYNAMIC_READ),
DYNAMIC_COPY(GL15.GL_DYNAMIC_COPY),
;
public final int glEnum;
GlBufferUsage(int glEnum) {
this.glEnum = glEnum;
}
}

110
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/MappedBuffer.java
View file

@ -1,110 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import java.nio.ByteBuffer;
import org.lwjgl.opengl.GL15;
public abstract class MappedBuffer extends VecBuffer implements AutoCloseable {
protected boolean mapped;
protected final GlBuffer owner;
public MappedBuffer(GlBuffer owner) {
this.owner = owner;
}
protected abstract void checkAndMap();
/**
* Make the changes in client memory available to the GPU.
*/
public void flush() {
if (mapped) {
GL15.glUnmapBuffer(owner.type.glEnum);
mapped = false;
setInternal(null);
}
}
@Override
public void close() throws Exception {
flush();
}
public MappedBuffer putFloatArray(float[] floats) {
checkAndMap();
super.putFloatArray(floats);
return this;
}
public MappedBuffer putByteArray(byte[] bytes) {
checkAndMap();
super.putByteArray(bytes);
return this;
}
/**
* Position this buffer relative to the 0-index in GPU memory.
*
* @return This buffer.
*/
public MappedBuffer position(int p) {
checkAndMap();
super.position(p);
return this;
}
public MappedBuffer putFloat(float f) {
checkAndMap();
super.putFloat(f);
return this;
}
public MappedBuffer putInt(int i) {
checkAndMap();
super.putInt(i);
return this;
}
public MappedBuffer put(byte b) {
checkAndMap();
super.put(b);
return this;
}
public MappedBuffer put(ByteBuffer b) {
checkAndMap();
super.put(b);
return this;
}
public MappedBuffer putVec4(float x, float y, float z, float w) {
checkAndMap();
super.putVec4(x, y, z, w);
return this;
}
public MappedBuffer putVec3(float x, float y, float z) {
checkAndMap();
super.putVec3(x, y, z);
return this;
}
public MappedBuffer putVec2(float x, float y) {
checkAndMap();
super.putVec2(x, y);
return this;
}
public MappedBuffer putVec3(byte x, byte y, byte z) {
checkAndMap();
super.putVec3(x, y, z);
return this;
}
public MappedBuffer putVec2(byte x, byte y) {
checkAndMap();
super.putVec2(x, y);
return this;
}
}

33
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/MappedBufferRange.java
View file

@ -1,33 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import com.jozufozu.flywheel.backend.Backend;
public class MappedBufferRange extends MappedBuffer {
long offset, length;
int access;
public MappedBufferRange(GlBuffer buffer, long offset, long length, int access) {
super(buffer);
this.offset = offset;
this.length = length;
this.access = access;
}
@Override
public MappedBuffer position(int p) {
if (p < offset || p >= offset + length) {
throw new IndexOutOfBoundsException("Index " + p + " is not mapped");
}
return super.position(p - (int) offset);
}
@Override
protected void checkAndMap() {
if (!mapped) {
setInternal(Backend.getInstance().compat.mapBufferRange.mapBuffer(owner.type, offset, length, access));
mapped = true;
}
}
}

16
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/MappedBufferUsage.java
View file

@ -1,16 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import org.lwjgl.opengl.GL15C;
public enum MappedBufferUsage {
READ_ONLY(GL15C.GL_READ_ONLY),
WRITE_ONLY(GL15C.GL_WRITE_ONLY),
READ_WRITE(GL15C.GL_READ_WRITE),
;
int glEnum;
MappedBufferUsage(int glEnum) {
this.glEnum = glEnum;
}
}

21
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/MappedFullBuffer.java
View file

@ -1,21 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import org.lwjgl.opengl.GL15;
public class MappedFullBuffer extends MappedBuffer {
MappedBufferUsage usage;
public MappedFullBuffer(GlBuffer buffer, MappedBufferUsage usage) {
super(buffer);
this.usage = usage;
}
@Override
protected void checkAndMap() {
if (!mapped) {
setInternal(GL15.glMapBuffer(owner.type.glEnum, usage.glEnum));
mapped = true;
}
}
}

116
src/main/java/com/jozufozu/flywheel/backend/gl/buffer/VecBuffer.java
View file

@ -1,116 +0,0 @@
package com.jozufozu.flywheel.backend.gl.buffer;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
public class VecBuffer {
protected ByteBuffer internal;
public VecBuffer() {
}
public VecBuffer(ByteBuffer internal) {
this.internal = internal;
}
public static VecBuffer allocate(int bytes) {
ByteBuffer buffer = ByteBuffer.allocate(bytes);
buffer.order(ByteOrder.nativeOrder());
return new VecBuffer(buffer);
}
protected void setInternal(ByteBuffer internal) {
this.internal = internal;
}
public ByteBuffer unwrap() {
return internal;
}
public VecBuffer rewind() {
internal.rewind();
return this;
}
public VecBuffer putFloatArray(float[] floats) {
for (float f : floats) {
internal.putFloat(f);
}
// internal.asFloatBuffer().put(floats);
// internal.position(internal.position() + floats.length * 4);
return this;
}
public VecBuffer putByteArray(byte[] bytes) {
internal.put(bytes);
return this;
}
/**
* Position this buffer relative to the 0-index in GPU memory.
*
* @return This buffer.
*/
public VecBuffer position(int p) {
internal.position(p);
return this;
}
public VecBuffer putFloat(float f) {
internal.putFloat(f);
return this;
}
public VecBuffer putInt(int i) {
internal.putInt(i);
return this;
}
public VecBuffer put(byte b) {
internal.put(b);
return this;
}
public VecBuffer put(ByteBuffer b) {
internal.put(b);
return this;
}
public VecBuffer putVec4(float x, float y, float z, float w) {
internal.putFloat(x);
internal.putFloat(y);
internal.putFloat(z);
internal.putFloat(w);
return this;
}
public VecBuffer putVec3(float x, float y, float z) {
internal.putFloat(x);
internal.putFloat(y);
internal.putFloat(z);
return this;
}
public VecBuffer putVec2(float x, float y) {
internal.putFloat(x);
internal.putFloat(y);
return this;
}
public VecBuffer putVec3(byte x, byte y, byte z) {
internal.put(x);
internal.put(y);
internal.put(z);
return this;
}
public VecBuffer putVec2(byte x, byte y) {
internal.put(x);
internal.put(y);
return this;
}
}

77
src/main/java/com/jozufozu/flywheel/backend/gl/shader/GlProgram.java
View file

@ -1,77 +0,0 @@
package com.jozufozu.flywheel.backend.gl.shader;
import static org.lwjgl.opengl.GL20.glDeleteProgram;
import static org.lwjgl.opengl.GL20.glGetUniformLocation;
import static org.lwjgl.opengl.GL20.glUniform1i;
import static org.lwjgl.opengl.GL20.glUniformMatrix4fv;
import static org.lwjgl.opengl.GL20.glUseProgram;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.gl.GlObject;
import com.jozufozu.flywheel.backend.loading.Program;
import com.jozufozu.flywheel.util.RenderUtil;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.vector.Matrix4f;
public abstract class GlProgram extends GlObject {
public final ResourceLocation name;
protected GlProgram(Program program) {
setHandle(program.program);
this.name = program.name;
}
public void bind() {
glUseProgram(handle());
}
public void unbind() {
glUseProgram(0);
}
/**
* Retrieves the index of the uniform with the given name.
*
* @param uniform The name of the uniform to find the index of
* @return The uniform's index
*/
public int getUniformLocation(String uniform) {
int index = glGetUniformLocation(this.handle(), uniform);
if (index < 0) {
Backend.log.debug("No active uniform '{}' exists in program '{}'. Could be unused.", uniform, this.name);
}
return index;
}
/**
* Binds a sampler uniform to the given texture unit.
*
* @param name The name of the sampler uniform.
* @param binding The index of the texture unit.
* @return The sampler uniform's index.
* @throws NullPointerException If no uniform exists with the given name.
*/
public int setSamplerBinding(String name, int binding) {
int samplerUniform = getUniformLocation(name);
if (samplerUniform >= 0) {
glUniform1i(samplerUniform, binding);
}
return samplerUniform;
}
protected static void uploadMatrixUniform(int uniform, Matrix4f mat) {
glUniformMatrix4fv(uniform, false, RenderUtil.writeMatrix(mat));
}
@Override
protected void deleteInternal(int handle) {
glDeleteProgram(handle);
}
}

46
src/main/java/com/jozufozu/flywheel/backend/gl/shader/GlShader.java
View file

@ -1,46 +0,0 @@
package com.jozufozu.flywheel.backend.gl.shader;
import org.lwjgl.opengl.GL20;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.gl.GlObject;
import com.jozufozu.flywheel.backend.gl.versioned.GlCompat;
import com.jozufozu.flywheel.backend.loading.Shader;
import net.minecraft.util.ResourceLocation;
public class GlShader extends GlObject {
public final ResourceLocation name;
public final ShaderType type;
public GlShader(Shader shader) {
this(shader.type, shader.name, shader.getSource());
}
public GlShader(ShaderType type, ResourceLocation name, String source) {
this.type = type;
this.name = name;
int handle = GL20.glCreateShader(type.glEnum);
GlCompat.safeShaderSource(handle, source);
GL20.glCompileShader(handle);
String log = GL20.glGetShaderInfoLog(handle);
if (!log.isEmpty()) {
Backend.log.error("Shader compilation log for " + name + ": " + log);
}
if (GL20.glGetShaderi(handle, GL20.GL_COMPILE_STATUS) != GL20.GL_TRUE) {
throw new RuntimeException("Could not compile " + name + ". See log for details.");
}
setHandle(handle);
}
@Override
protected void deleteInternal(int handle) {
GL20.glDeleteShader(handle);
}
}

17
src/main/java/com/jozufozu/flywheel/backend/gl/shader/ShaderType.java
View file

@ -1,17 +0,0 @@
package com.jozufozu.flywheel.backend.gl.shader;
import org.lwjgl.opengl.GL20;
public enum ShaderType {
VERTEX("vertex", GL20.GL_VERTEX_SHADER),
FRAGMENT("fragment", GL20.GL_FRAGMENT_SHADER),
;
public final String name;
public final int glEnum;
ShaderType(String name, int glEnum) {
this.name = name;
this.glEnum = glEnum;
}
}

113
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/GlCompat.java
View file

@ -1,113 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned;
import java.nio.ByteBuffer;
import java.util.Arrays;
import org.lwjgl.PointerBuffer;
import org.lwjgl.opengl.GL20C;
import org.lwjgl.opengl.GLCapabilities;
import org.lwjgl.system.MemoryStack;
import org.lwjgl.system.MemoryUtil;
import com.jozufozu.flywheel.backend.gl.versioned.framebuffer.Blit;
import com.jozufozu.flywheel.backend.gl.versioned.framebuffer.Framebuffer;
import com.jozufozu.flywheel.backend.gl.versioned.instancing.DrawInstanced;
import com.jozufozu.flywheel.backend.gl.versioned.instancing.InstancedArrays;
import com.jozufozu.flywheel.backend.gl.versioned.instancing.VertexArrayObject;
/**
* An instance of this class stores information about what OpenGL features are available.
* <br>
* Each field stores an enum variant that provides access to the most appropriate version of a feature for the current
* system.
*/
public class GlCompat {
public final MapBufferRange mapBufferRange;
public final VertexArrayObject vao;
public final InstancedArrays instancedArrays;
public final DrawInstanced drawInstanced;
public final Blit blit;
public final Framebuffer fbo;
public final RGPixelFormat pixelFormat;
public GlCompat(GLCapabilities caps) {
mapBufferRange = getLatest(MapBufferRange.class, caps);
vao = getLatest(VertexArrayObject.class, caps);
instancedArrays = getLatest(InstancedArrays.class, caps);
drawInstanced = getLatest(DrawInstanced.class, caps);
blit = getLatest(Blit.class, caps);
fbo = getLatest(Framebuffer.class, caps);
pixelFormat = getLatest(RGPixelFormat.class, caps);
}
public boolean vertexArrayObjectsSupported() {
return vao != VertexArrayObject.UNSUPPORTED;
}
public boolean instancedArraysSupported() {
return instancedArrays != InstancedArrays.UNSUPPORTED;
}
public boolean drawInstancedSupported() {
return drawInstanced != DrawInstanced.UNSUPPORTED;
}
public boolean fbosSupported() {
return fbo != Framebuffer.UNSUPPORTED;
}
public boolean blitSupported() {
return blit != Blit.UNSUPPORTED;
}
/**
* Get the most compatible version of a specific OpenGL feature by iterating over enum constants in order.
*
* @param clazz The class of the versioning enum.
* @param caps The current system's supported features.
* @param <V> The type of the versioning enum.
* @return The first defined enum variant to return true.
*/
public static <V extends Enum<V> & GlVersioned> V getLatest(Class<V> clazz, GLCapabilities caps) {
V[] constants = clazz.getEnumConstants();
V last = constants[constants.length - 1];
if (!last.supported(caps)) {
throw new IllegalStateException("");
}
return Arrays.stream(constants).filter(it -> it.supported(caps)).findFirst().get();
}
/**
* Copied from:
* <br> https://github.com/grondag/canvas/commit/820bf754092ccaf8d0c169620c2ff575722d7d96
*
* <p>Identical in function to {@link GL20C#glShaderSource(int, CharSequence)} but
* passes a null pointer for string length to force the driver to rely on the null
* terminator for string length. This is a workaround for an apparent flaw with some
* AMD drivers that don't receive or interpret the length correctly, resulting in
* an access violation when the driver tries to read past the string memory.
*
* <p>Hat tip to fewizz for the find and the fix.
*/
public static void safeShaderSource(int glId, CharSequence source) {
final MemoryStack stack = MemoryStack.stackGet();
final int stackPointer = stack.getPointer();
try {
final ByteBuffer sourceBuffer = MemoryUtil.memUTF8(source, true);
final PointerBuffer pointers = stack.mallocPointer(1);
pointers.put(sourceBuffer);
GL20C.nglShaderSource(glId, 1, pointers.address0(), 0);
org.lwjgl.system.APIUtil.apiArrayFree(pointers.address0(), 1);
} finally {
stack.setPointer(stackPointer);
}
}
}

17
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/GlVersioned.java
View file

@ -1,17 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned;
import org.lwjgl.opengl.GLCapabilities;
/**
* This interface should be implemented by enums such that the
* last defined variant <em>always</em> returns <code>true</code>.
*/
public interface GlVersioned {
/**
* Queries whether this variant is supported by the current system.
*
* @param caps The {@link GLCapabilities} reported by the current system.
* @return <code>true</code> if this variant is supported, or if this is the last defined variant.
*/
boolean supported(GLCapabilities caps);
}

49
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/MapBufferRange.java
View file

@ -1,49 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned;
import java.nio.ByteBuffer;
import org.lwjgl.opengl.ARBMapBufferRange;
import org.lwjgl.opengl.GL30;
import org.lwjgl.opengl.GLCapabilities;
import com.jozufozu.flywheel.backend.gl.buffer.GlBufferType;
public enum MapBufferRange implements GlVersioned {
GL30_RANGE {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL30;
}
@Override
public ByteBuffer mapBuffer(GlBufferType target, long offset, long length, int access) {
return GL30.glMapBufferRange(target.glEnum, offset, length, access);
}
},
ARB_RANGE {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_ARB_map_buffer_range;
}
@Override
public ByteBuffer mapBuffer(GlBufferType target, long offset, long length, int access) {
return ARBMapBufferRange.glMapBufferRange(target.glEnum, offset, length, access);
}
},
UNSUPPORTED {
@Override
public boolean supported(GLCapabilities caps) {
return true;
}
@Override
public ByteBuffer mapBuffer(GlBufferType target, long offset, long length, int access) {
throw new UnsupportedOperationException("glMapBuffer not supported");
}
};
public abstract ByteBuffer mapBuffer(GlBufferType target, long offset, long length, int access);
}

77
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/RGPixelFormat.java
View file

@ -1,77 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL30;
import org.lwjgl.opengl.GLCapabilities;
public enum RGPixelFormat implements GlVersioned {
GL30_RG {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL30;
}
@Override
public int internalFormat() {
return GL30.GL_RG8;
}
@Override
public int format() {
return GL30.GL_RG;
}
@Override
public int byteCount() {
return 2;
}
},
GL11_RGB {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL11;
}
@Override
public int internalFormat() {
return GL11.GL_RGB8;
}
@Override
public int format() {
return GL11.GL_RGB;
}
@Override
public int byteCount() {
return 3;
}
},
UNSUPPORTED {
@Override
public boolean supported(GLCapabilities caps) {
return true;
}
@Override
public int internalFormat() {
throw new UnsupportedOperationException();
}
@Override
public int format() {
throw new UnsupportedOperationException();
}
@Override
public int byteCount() {
throw new UnsupportedOperationException();
}
};
public abstract int internalFormat();
public abstract int format();
public abstract int byteCount();
}

45
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/framebuffer/Blit.java
View file

@ -1,45 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned.framebuffer;
import org.lwjgl.opengl.EXTFramebufferBlit;
import org.lwjgl.opengl.GL30;
import org.lwjgl.opengl.GLCapabilities;
import com.jozufozu.flywheel.backend.gl.versioned.GlVersioned;
public enum Blit implements GlVersioned {
CORE {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL30;
}
@Override
public void blitFramebuffer(int srcX0, int srcY0, int srcX1, int srcY1, int dstX0, int dstY0, int dstX1, int dstY1, int mask, int filter) {
GL30.glBlitFramebuffer(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask, filter);
}
},
EXT {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_EXT_framebuffer_blit;
}
@Override
public void blitFramebuffer(int srcX0, int srcY0, int srcX1, int srcY1, int dstX0, int dstY0, int dstX1, int dstY1, int mask, int filter) {
EXTFramebufferBlit.glBlitFramebufferEXT(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask, filter);
}
},
UNSUPPORTED {
@Override
public boolean supported(GLCapabilities caps) {
return true;
}
@Override
public void blitFramebuffer(int srcX0, int srcY0, int srcX1, int srcY1, int dstX0, int dstY0, int dstX1, int dstY1, int mask, int filter) {
throw new UnsupportedOperationException("Framebuffer blitting not supported.");
}
};
public abstract void blitFramebuffer(int srcX0, int srcY0, int srcX1, int srcY1, int dstX0, int dstY0, int dstX1, int dstY1, int mask, int filter);
}

57
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/framebuffer/Framebuffer.java
View file

@ -1,57 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned.framebuffer;
import org.lwjgl.opengl.ARBFramebufferObject;
import org.lwjgl.opengl.EXTFramebufferObject;
import org.lwjgl.opengl.GL30C;
import org.lwjgl.opengl.GLCapabilities;
import com.jozufozu.flywheel.backend.gl.versioned.GlVersioned;
public enum Framebuffer implements GlVersioned {
CORE {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL30;
}
@Override
public void bindFramebuffer(int target, int framebuffer) {
GL30C.glBindFramebuffer(target, framebuffer);
}
},
ARB {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_ARB_framebuffer_object;
}
@Override
public void bindFramebuffer(int target, int framebuffer) {
ARBFramebufferObject.glBindFramebuffer(target, framebuffer);
}
},
EXT {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_EXT_framebuffer_object;
}
@Override
public void bindFramebuffer(int target, int framebuffer) {
EXTFramebufferObject.glBindFramebufferEXT(target, framebuffer);
}
},
UNSUPPORTED {
@Override
public boolean supported(GLCapabilities caps) {
return true;
}
@Override
public void bindFramebuffer(int target, int framebuffer) {
throw new UnsupportedOperationException("Framebuffers not supported");
}
};
public abstract void bindFramebuffer(int target, int framebuffer);
}

76
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/instancing/DrawInstanced.java
View file

@ -1,76 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned.instancing;
import org.lwjgl.opengl.ARBDrawInstanced;
import org.lwjgl.opengl.EXTDrawInstanced;
import org.lwjgl.opengl.GL31;
import org.lwjgl.opengl.GLCapabilities;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
import com.jozufozu.flywheel.backend.gl.GlPrimitive;
import com.jozufozu.flywheel.backend.gl.versioned.GlVersioned;
public enum DrawInstanced implements GlVersioned {
GL31_DRAW_INSTANCED {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL31;
}
@Override
public void drawArraysInstanced(GlPrimitive mode, int first, int count, int primcount) {
GL31.glDrawArraysInstanced(mode.glEnum, first, count, primcount);
}
@Override
public void drawElementsInstanced(GlPrimitive mode, int elementCount, GlNumericType type, long indices, int primcount) {
GL31.glDrawElementsInstanced(mode.glEnum, elementCount, type.getGlEnum(), indices, primcount);
}
},
ARB_DRAW_INSTANCED {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_ARB_draw_instanced;
}
@Override
public void drawArraysInstanced(GlPrimitive mode, int first, int count, int primcount) {
ARBDrawInstanced.glDrawArraysInstancedARB(mode.glEnum, first, count, primcount);
}
@Override
public void drawElementsInstanced(GlPrimitive mode, int elementCount, GlNumericType type, long indices, int primcount) {
ARBDrawInstanced.glDrawElementsInstancedARB(mode.glEnum, elementCount, type.getGlEnum(), indices, primcount);
}
},
EXT_DRAW_INSTANCED {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_EXT_draw_instanced;
}
@Override
public void drawArraysInstanced(GlPrimitive mode, int first, int count, int primcount) {
EXTDrawInstanced.glDrawArraysInstancedEXT(mode.glEnum, first, count, primcount);
}
@Override
public void drawElementsInstanced(GlPrimitive mode, int elementCount, GlNumericType type, long indices, int primcount) {
EXTDrawInstanced.glDrawElementsInstancedEXT(mode.glEnum, elementCount, type.getGlEnum(), indices, primcount);
}
},
UNSUPPORTED {
@Override
public boolean supported(GLCapabilities caps) {
return true;
}
};
public void drawArraysInstanced(GlPrimitive mode, int first, int count, int primcount) {
throw new UnsupportedOperationException();
}
public void drawElementsInstanced(GlPrimitive mode, int elementCount, GlNumericType type, long indices, int primcount) {
throw new UnsupportedOperationException();
}
}

45
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/instancing/InstancedArrays.java
View file

@ -1,45 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned.instancing;
import org.lwjgl.opengl.ARBInstancedArrays;
import org.lwjgl.opengl.GL33;
import org.lwjgl.opengl.GLCapabilities;
import com.jozufozu.flywheel.backend.gl.versioned.GlVersioned;
public enum InstancedArrays implements GlVersioned {
GL33_INSTANCED_ARRAYS {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL33;
}
@Override
public void vertexAttribDivisor(int index, int divisor) {
GL33.glVertexAttribDivisor(index, divisor);
}
},
ARB_INSTANCED_ARRAYS {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_ARB_instanced_arrays;
}
@Override
public void vertexAttribDivisor(int index, int divisor) {
ARBInstancedArrays.glVertexAttribDivisorARB(index, divisor);
}
},
UNSUPPORTED {
@Override
public boolean supported(GLCapabilities caps) {
return true;
}
@Override
public void vertexAttribDivisor(int index, int divisor) {
throw new UnsupportedOperationException();
}
};
public abstract void vertexAttribDivisor(int index, int divisor);
}

79
src/main/java/com/jozufozu/flywheel/backend/gl/versioned/instancing/VertexArrayObject.java
View file

@ -1,79 +0,0 @@
package com.jozufozu.flywheel.backend.gl.versioned.instancing;
import org.lwjgl.opengl.ARBVertexArrayObject;
import org.lwjgl.opengl.GL30;
import org.lwjgl.opengl.GLCapabilities;
import com.jozufozu.flywheel.backend.gl.versioned.GlVersioned;
public enum VertexArrayObject implements GlVersioned {
GL30_VAO {
@Override
public boolean supported(GLCapabilities caps) {
return caps.OpenGL30;
}
@Override
public int genVertexArrays() {
return GL30.glGenVertexArrays();
}
@Override
public void bindVertexArray(int array) {
GL30.glBindVertexArray(array);
}
@Override
public void deleteVertexArrays(int array) {
GL30.glDeleteVertexArrays(array);
}
},
ARB_VAO {
@Override
public boolean supported(GLCapabilities caps) {
return caps.GL_ARB_vertex_array_object;
}
@Override
public int genVertexArrays() {
return ARBVertexArrayObject.glGenVertexArrays();
}
@Override
public void bindVertexArray(int array) {
ARBVertexArrayObject.glBindVertexArray(array);
}
@Override
public void deleteVertexArrays(int array) {
ARBVertexArrayObject.glDeleteVertexArrays(array);
}
},
UNSUPPORTED {
@Override
public boolean supported(GLCapabilities caps) {
return true;
}
@Override
public int genVertexArrays() {
throw new UnsupportedOperationException();
}
@Override
public void bindVertexArray(int array) {
throw new UnsupportedOperationException();
}
@Override
public void deleteVertexArrays(int array) {
throw new UnsupportedOperationException();
}
};
public abstract int genVertexArrays();
public abstract void bindVertexArray(int array);
public abstract void deleteVertexArrays(int array);
}

32
src/main/java/com/jozufozu/flywheel/backend/instancing/IDynamicInstance.java
View file

@ -1,32 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import com.jozufozu.flywheel.backend.instancing.tile.TileEntityInstance;
/**
* An interface giving {@link TileEntityInstance}s a hook to have a function called at
* the start of a frame. By implementing {@link IDynamicInstance}, a {@link TileEntityInstance}
* can animate its models in ways that could not be easily achieved by shader attribute
* parameterization.
*
* <br><br> If your goal is offloading work to shaders, but you're unsure exactly how you need
* to parameterize the instances, you're encouraged to implement this for prototyping.
*/
public interface IDynamicInstance extends IInstance {
/**
* Called every frame.
*/
void beginFrame();
/**
* As a further optimization, dynamic instances that are far away are ticked less often.
* This behavior can be disabled by returning false.
*
* <br> You might want to opt out of this if you want your animations to remain smooth
* even when far away from the camera. It is recommended to keep this as is, however.
*
* @return <code>true</code> if your instance should be slow ticked.
*/
default boolean decreaseFramerateWithDistance() {
return true;
}
}

22
src/main/java/com/jozufozu/flywheel/backend/instancing/IInstance.java
View file

@ -1,22 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import com.jozufozu.flywheel.backend.instancing.tile.TileInstanceManager;
import net.minecraft.util.math.BlockPos;
/**
* A general interface providing information about any type of thing that could use Flywheel's instanced rendering.
* Right now, that's only {@link TileInstanceManager}, but there could be an entity equivalent in the future.
*/
public interface IInstance {
BlockPos getWorldPosition();
void updateLight();
void remove();
boolean shouldReset();
void update();
}

5
src/main/java/com/jozufozu/flywheel/backend/instancing/IInstanceFactory.java
View file

@ -1,5 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
public interface IInstanceFactory<D extends InstanceData> {
D create(Instancer<? super D> owner);
}

18
src/main/java/com/jozufozu/flywheel/backend/instancing/IInstanceRendered.java
View file

@ -1,18 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import net.minecraft.world.World;
/**
* Something (a TileEntity or Entity) that can be rendered using the instancing API.
*/
public interface IInstanceRendered {
/**
* @return true if there are parts of the renderer that cannot be implemented with Flywheel.
*/
default boolean shouldRenderNormally() {
return false;
}
World getWorld();
}

40
src/main/java/com/jozufozu/flywheel/backend/instancing/ITickableInstance.java
View file

@ -1,40 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import com.jozufozu.flywheel.backend.instancing.tile.TileEntityInstance;
/**
* An interface giving {@link TileEntityInstance}s a hook to have a function called at
* the end of every tick. By implementing {@link ITickableInstance}, a {@link TileEntityInstance}
* can update frequently, but not every frame.
* <br> There are a few cases in which this should be considered over {@link IDynamicInstance}:
* <ul>
* <li>
* You'd like to change something about the instance every now and then.
* eg. adding or removing parts, snapping to a different rotation, etc.
* </li>
* <li>
* Your TileEntity does animate, but the animation doesn't have
* to be smooth, in which case this could be an optimization.
* </li>
* </ul>
*/
public interface ITickableInstance extends IInstance {
/**
* Called every tick.
*/
void tick();
/**
* As a further optimization, tickable instances that are far away are ticked less often.
* This behavior can be disabled by returning false.
*
* <br> You might want to opt out of this if you want your animations to remain smooth
* even when far away from the camera. It is recommended to keep this as is, however.
*
* @return <code>true</code> if your instance should be slow ticked.
*/
default boolean decreaseTickRateWithDistance() {
return true;
}
}

28
src/main/java/com/jozufozu/flywheel/backend/instancing/InstanceData.java
View file

@ -1,28 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import com.jozufozu.flywheel.backend.gl.buffer.MappedBuffer;
public abstract class InstanceData {
protected final Instancer<?> owner;
boolean dirty;
boolean removed;
protected InstanceData(Instancer<?> owner) {
this.owner = owner;
}
public abstract void write(MappedBuffer buf);
public void markDirty() {
owner.anyToUpdate = true;
dirty = true;
}
public void delete() {
owner.anyToRemove = true;
removed = true;
}
}

245
src/main/java/com/jozufozu/flywheel/backend/instancing/InstanceManager.java
View file

@ -1,245 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import javax.annotation.Nullable;
import com.jozufozu.flywheel.backend.Backend;
import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
import net.minecraft.client.renderer.ActiveRenderInfo;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.vector.Vector3f;
public abstract class InstanceManager<T> implements MaterialManager.OriginShiftListener {
public final MaterialManager<?> materialManager;
protected final ArrayList<T> queuedAdditions;
protected final ConcurrentHashMap.KeySetView<T, Boolean> queuedUpdates;
protected final Map<T, IInstance> instances;
protected final Object2ObjectOpenHashMap<T, ITickableInstance> tickableInstances;
protected final Object2ObjectOpenHashMap<T, IDynamicInstance> dynamicInstances;
protected int frame;
protected int tick;
public InstanceManager(MaterialManager<?> materialManager) {
this.materialManager = materialManager;
this.queuedUpdates = ConcurrentHashMap.newKeySet(64);
this.queuedAdditions = new ArrayList<>(64);
this.instances = new HashMap<>();
this.dynamicInstances = new Object2ObjectOpenHashMap<>();
this.tickableInstances = new Object2ObjectOpenHashMap<>();
materialManager.onOriginShift(this);
}
public void tick(double cameraX, double cameraY, double cameraZ) {
tick++;
// integer camera pos
int cX = (int) cameraX;
int cY = (int) cameraY;
int cZ = (int) cameraZ;
if (tickableInstances.size() > 0) {
for (ITickableInstance instance : tickableInstances.values()) {
if (!instance.decreaseTickRateWithDistance()) {
instance.tick();
continue;
}
BlockPos pos = instance.getWorldPosition();
int dX = pos.getX() - cX;
int dY = pos.getY() - cY;
int dZ = pos.getZ() - cZ;
if ((tick % getUpdateDivisor(dX, dY, dZ)) == 0)
instance.tick();
}
}
queuedUpdates.forEach(te -> {
queuedUpdates.remove(te);
update(te);
});
}
public void beginFrame(ActiveRenderInfo info) {
frame++;
processQueuedAdditions();
Vector3f look = info.getHorizontalPlane();
float lookX = look.getX();
float lookY = look.getY();
float lookZ = look.getZ();
// integer camera pos
int cX = (int) info.getProjectedView().x;
int cY = (int) info.getProjectedView().y;
int cZ = (int) info.getProjectedView().z;
if (dynamicInstances.size() > 0) {
dynamicInstances.object2ObjectEntrySet().fastForEach(e -> {
IDynamicInstance dyn = e.getValue();
if (!dyn.decreaseFramerateWithDistance() || shouldFrameUpdate(dyn.getWorldPosition(), lookX, lookY, lookZ, cX, cY, cZ))
dyn.beginFrame();
});
}
}
public void add(T obj) {
if (!Backend.getInstance().canUseInstancing()) return;
if (obj instanceof IInstanceRendered) {
addInternal(obj);
}
}
public synchronized void queueAdd(T obj) {
if (!Backend.getInstance().canUseInstancing()) return;
queuedAdditions.add(obj);
}
public void update(T obj) {
if (!Backend.getInstance().canUseInstancing()) return;
if (obj instanceof IInstanceRendered) {
IInstance instance = getInstance(obj, false);
if (instance != null) {
if (instance.shouldReset()) {
removeInternal(obj, instance);
createInternal(obj);
} else {
instance.update();
}
}
}
}
public synchronized void queueUpdate(T obj) {
if (!Backend.getInstance().canUseInstancing()) return;
queuedUpdates.add(obj);
}
public void onLightUpdate(T obj) {
if (!Backend.getInstance().canUseInstancing()) return;
if (obj instanceof IInstanceRendered) {
IInstance instance = getInstance(obj, false);
if (instance != null)
instance.updateLight();
}
}
public void remove(T obj) {
if (!Backend.getInstance().canUseInstancing()) return;
if (obj instanceof IInstanceRendered) {
IInstance instance = getInstance(obj, false);
if (instance != null)
removeInternal(obj, instance);
}
}
public void invalidate() {
instances.clear();
dynamicInstances.clear();
tickableInstances.clear();
}
@SuppressWarnings("unchecked")
@Nullable
protected <I extends T> IInstance getInstance(I obj, boolean create) {
if (!Backend.getInstance().canUseInstancing()) return null;
IInstance instance = instances.get(obj);
if (instance != null) {
return instance;
} else if (create && canCreateInstance(obj)) {
return createInternal(obj);
} else {
return null;
}
}
protected synchronized void processQueuedAdditions() {
if (queuedAdditions.size() > 0) {
queuedAdditions.forEach(this::addInternal);
queuedAdditions.clear();
}
}
protected boolean shouldFrameUpdate(BlockPos worldPos, float lookX, float lookY, float lookZ, int cX, int cY, int cZ) {
int dX = worldPos.getX() - cX;
int dY = worldPos.getY() - cY;
int dZ = worldPos.getZ() - cZ;
// is it more than 2 blocks behind the camera?
int dist = 2;
float dot = (dX + lookX * dist) * lookX + (dY + lookY * dist) * lookY + (dZ + lookZ * dist) * lookZ;
if (dot < 0) return false;
return (frame % getUpdateDivisor(dX, dY, dZ)) == 0;
}
protected int getUpdateDivisor(int dX, int dY, int dZ) {
int dSq = dX * dX + dY * dY + dZ * dZ;
return (dSq / 1024) + 1;
}
protected void addInternal(T tile) {
getInstance(tile, true);
}
protected void removeInternal(T obj, IInstance instance) {
instance.remove();
instances.remove(obj);
dynamicInstances.remove(obj);
tickableInstances.remove(obj);
}
protected IInstance createInternal(T obj) {
IInstance renderer = createRaw(obj);
if (renderer != null) {
renderer.updateLight();
instances.put(obj, renderer);
if (renderer instanceof IDynamicInstance)
dynamicInstances.put(obj, (IDynamicInstance) renderer);
if (renderer instanceof ITickableInstance)
tickableInstances.put(obj, ((ITickableInstance) renderer));
}
return renderer;
}
@Override
public void onOriginShift() {
ArrayList<T> instancedTiles = new ArrayList<>(instances.keySet());
invalidate();
instancedTiles.forEach(this::add);
}
protected abstract IInstance createRaw(T obj);
protected abstract boolean canCreateInstance(T entity);
}

170
src/main/java/com/jozufozu/flywheel/backend/instancing/InstanceMaterial.java
View file

@ -1,170 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.Arrays;
import java.util.concurrent.ExecutionException;
import java.util.function.Consumer;
import java.util.function.Supplier;
import org.apache.commons.lang3.tuple.Pair;
import org.lwjgl.opengl.GL11;
import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;
import com.jozufozu.flywheel.backend.RenderWork;
import com.jozufozu.flywheel.backend.gl.attrib.VertexFormat;
import com.jozufozu.flywheel.backend.model.BufferedModel;
import com.jozufozu.flywheel.backend.model.IndexedModel;
import com.jozufozu.flywheel.core.PartialModel;
import com.jozufozu.flywheel.util.BufferBuilderReader;
import com.jozufozu.flywheel.util.RenderUtil;
import com.jozufozu.flywheel.util.VirtualEmptyModelData;
import com.mojang.blaze3d.matrix.MatrixStack;
import net.minecraft.block.BlockState;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.BlockModelRenderer;
import net.minecraft.client.renderer.BlockRendererDispatcher;
import net.minecraft.client.renderer.BufferBuilder;
import net.minecraft.client.renderer.model.IBakedModel;
import net.minecraft.client.renderer.texture.OverlayTexture;
import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
import net.minecraft.util.Direction;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.vector.Vector3i;
public class InstanceMaterial<D extends InstanceData> {
protected final Supplier<Vector3i> originCoordinate;
protected final Cache<Object, Instancer<D>> models;
protected final MaterialSpec<D> spec;
private final VertexFormat modelFormat;
public InstanceMaterial(Supplier<Vector3i> renderer, MaterialSpec<D> spec) {
this.originCoordinate = renderer;
this.spec = spec;
this.models = CacheBuilder.newBuilder()
.removalListener(notification -> {
Instancer<?> instancer = (Instancer<?>) notification.getValue();
RenderWork.enqueue(instancer::delete);
})
.build();
modelFormat = this.spec.getModelFormat();
}
public boolean nothingToRender() {
return models.size() > 0 && models.asMap().values().stream().allMatch(Instancer::empty);
}
public void delete() {
models.invalidateAll();
}
/**
* Clear all instance data without freeing resources.
*/
public void clear() {
models.asMap().values().forEach(Instancer::clear);
}
public void forEachInstancer(Consumer<Instancer<D>> f) {
for (Instancer<D> model : models.asMap().values()) {
f.accept(model);
}
}
public Instancer<D> getModel(PartialModel partial, BlockState referenceState) {
return get(partial, () -> buildModel(partial.get(), referenceState));
}
public Instancer<D> getModel(PartialModel partial, BlockState referenceState, Direction dir) {
return getModel(partial, referenceState, dir, RenderUtil.rotateToFace(dir));
}
public Instancer<D> getModel(PartialModel partial, BlockState referenceState, Direction dir, Supplier<MatrixStack> modelTransform) {
return get(Pair.of(dir, partial),
() -> buildModel(partial.get(), referenceState, modelTransform.get()));
}
public Instancer<D> getModel(BlockState toRender) {
return get(toRender, () -> buildModel(toRender));
}
public Instancer<D> get(Object key, Supplier<BufferedModel> supplier) {
try {
return models.get(key, () -> new Instancer<>(supplier.get(), originCoordinate, spec));
} catch (ExecutionException e) {
e.printStackTrace();
return null;
}
}
private BufferedModel buildModel(BlockState renderedState) {
BlockRendererDispatcher dispatcher = Minecraft.getInstance().getBlockRendererDispatcher();
return buildModel(dispatcher.getModelForState(renderedState), renderedState);
}
private BufferedModel buildModel(IBakedModel model, BlockState renderedState) {
return buildModel(model, renderedState, new MatrixStack());
}
private BufferedModel buildModel(IBakedModel model, BlockState referenceState, MatrixStack ms) {
BufferBuilderReader reader = new BufferBuilderReader(getBufferBuilder(model, referenceState, ms));
int vertexCount = reader.getVertexCount();
ByteBuffer vertices = ByteBuffer.allocate(vertexCount * modelFormat.getStride());
vertices.order(ByteOrder.nativeOrder());
for (int i = 0; i < vertexCount; i++) {
vertices.putFloat(reader.getX(i));
vertices.putFloat(reader.getY(i));
vertices.putFloat(reader.getZ(i));
vertices.put(reader.getNX(i));
vertices.put(reader.getNY(i));
vertices.put(reader.getNZ(i));
vertices.putFloat(reader.getU(i));
vertices.putFloat(reader.getV(i));
}
vertices.rewind();
// return new BufferedModel(GlPrimitive.QUADS, format, vertices, vertexCount);
return IndexedModel.fromSequentialQuads(modelFormat, vertices, vertexCount);
}
// DOWN, UP, NORTH, SOUTH, WEST, EAST, null
private static final Direction[] dirs;
static {
Direction[] directions = Direction.values();
dirs = Arrays.copyOf(directions, directions.length + 1);
}
public static BufferBuilder getBufferBuilder(IBakedModel model, BlockState referenceState, MatrixStack ms) {
Minecraft mc = Minecraft.getInstance();
BlockRendererDispatcher dispatcher = mc.getBlockRendererDispatcher();
BlockModelRenderer blockRenderer = dispatcher.getBlockModelRenderer();
BufferBuilder builder = new BufferBuilder(512);
// BakedQuadWrapper quadReader = new BakedQuadWrapper();
//
// IModelData modelData = model.getModelData(mc.world, BlockPos.ZERO.up(255), referenceState, VirtualEmptyModelData.INSTANCE);
// List<BakedQuad> quads = Arrays.stream(dirs)
// .flatMap(dir -> model.getQuads(referenceState, dir, mc.world.rand, modelData).stream())
// .collect(Collectors.toList());
builder.begin(GL11.GL_QUADS, DefaultVertexFormats.BLOCK);
blockRenderer.renderModel(mc.world, model, referenceState, BlockPos.ZERO.up(255), ms, builder, true,
mc.world.rand, 42, OverlayTexture.DEFAULT_UV, VirtualEmptyModelData.INSTANCE);
builder.finishDrawing();
return builder;
}
}

180
src/main/java/com/jozufozu/flywheel/backend/instancing/InstancedRenderDispatcher.java
View file

@ -1,180 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import static org.lwjgl.opengl.GL11.GL_TEXTURE_2D;
import static org.lwjgl.opengl.GL11.glBindTexture;
import static org.lwjgl.opengl.GL13.GL_TEXTURE0;
import static org.lwjgl.opengl.GL13.GL_TEXTURE4;
import static org.lwjgl.opengl.GL13.glActiveTexture;
import java.util.BitSet;
import java.util.SortedSet;
import java.util.Vector;
import javax.annotation.Nonnull;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.instancing.entity.EntityInstanceManager;
import com.jozufozu.flywheel.backend.instancing.tile.TileInstanceManager;
import com.jozufozu.flywheel.core.Contexts;
import com.jozufozu.flywheel.core.CrumblingInstanceManager;
import com.jozufozu.flywheel.event.BeginFrameEvent;
import com.jozufozu.flywheel.event.ReloadRenderersEvent;
import com.jozufozu.flywheel.event.RenderLayerEvent;
import com.jozufozu.flywheel.util.WorldAttached;
import it.unimi.dsi.fastutil.longs.Long2ObjectMap;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.ActiveRenderInfo;
import net.minecraft.client.renderer.DestroyBlockProgress;
import net.minecraft.client.renderer.RenderType;
import net.minecraft.client.renderer.WorldRenderer;
import net.minecraft.client.renderer.model.ModelBakery;
import net.minecraft.client.renderer.texture.Texture;
import net.minecraft.client.renderer.texture.TextureManager;
import net.minecraft.client.world.ClientWorld;
import net.minecraft.entity.Entity;
import net.minecraft.inventory.container.PlayerContainer;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.LazyValue;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.vector.Matrix4f;
import net.minecraft.world.IWorld;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.common.Mod;
@Mod.EventBusSubscriber(value = Dist.CLIENT)
public class InstancedRenderDispatcher {
private static final WorldAttached<EntityInstanceManager> entityInstanceManager = new WorldAttached<>(world -> new EntityInstanceManager(Contexts.WORLD.getMaterialManager(world)));
private static final WorldAttached<TileInstanceManager> tileInstanceManager = new WorldAttached<>(world -> new TileInstanceManager(Contexts.WORLD.getMaterialManager(world)));
private static final LazyValue<Vector<CrumblingInstanceManager>> blockBreaking = new LazyValue<>(() -> {
Vector<CrumblingInstanceManager> renderers = new Vector<>(10);
for (int i = 0; i < 10; i++) {
renderers.add(new CrumblingInstanceManager());
}
return renderers;
});
@Nonnull
public static TileInstanceManager getTiles(IWorld world) {
return tileInstanceManager.get(world);
}
@Nonnull
public static EntityInstanceManager getEntities(IWorld world) {
return entityInstanceManager.get(world);
}
public static void tick() {
Minecraft mc = Minecraft.getInstance();
ClientWorld world = mc.world;
Entity renderViewEntity = mc.renderViewEntity != null ? mc.renderViewEntity : mc.player;
if (renderViewEntity == null) return;
getTiles(world).tick(renderViewEntity.getX(), renderViewEntity.getY(), renderViewEntity.getZ());
getEntities(world).tick(renderViewEntity.getX(), renderViewEntity.getY(), renderViewEntity.getZ());
}
public static void enqueueUpdate(TileEntity te) {
getTiles(te.getWorld()).queueUpdate(te);
}
public static void enqueueUpdate(Entity entity) {
getEntities(entity.world).queueUpdate(entity);
}
@SubscribeEvent
public static void onBeginFrame(BeginFrameEvent event) {
Contexts.WORLD.getMaterialManager(event.getWorld())
.checkAndShiftOrigin(event.getInfo());
getTiles(event.getWorld()).beginFrame(event.getInfo());
getEntities(event.getWorld()).beginFrame(event.getInfo());
}
@SubscribeEvent
public static void renderLayer(RenderLayerEvent event) {
ClientWorld world = event.getWorld();
if (!Backend.getInstance().canUseInstancing(world)) return;
event.type.startDrawing();
Contexts.WORLD.getMaterialManager(world)
.render(event.type, event.viewProjection, event.camX, event.camY, event.camZ);
event.type.endDrawing();
}
@SubscribeEvent
public static void onReloadRenderers(ReloadRenderersEvent event) {
ClientWorld world = event.getWorld();
if (Backend.getInstance().canUseInstancing() && world != null) {
Contexts.WORLD.getMaterialManager(world).delete();
TileInstanceManager tiles = getTiles(world);
tiles.invalidate();
world.loadedTileEntityList.forEach(tiles::add);
EntityInstanceManager entities = getEntities(world);
entities.invalidate();
world.getAllEntities().forEach(entities::add);
}
}
private static final RenderType crumblingLayer = ModelBakery.BLOCK_DESTRUCTION_RENDER_LAYERS.get(0);
public static void renderBreaking(ClientWorld world, Matrix4f viewProjection, double cameraX, double cameraY, double cameraZ) {
if (!Backend.getInstance().canUseInstancing(world)) return;
WorldRenderer worldRenderer = Minecraft.getInstance().worldRenderer;
Long2ObjectMap<SortedSet<DestroyBlockProgress>> breakingProgressions = worldRenderer.blockBreakingProgressions;
if (breakingProgressions.isEmpty()) return;
Vector<CrumblingInstanceManager> renderers = blockBreaking.getValue();
BitSet bitSet = new BitSet(10);
for (Long2ObjectMap.Entry<SortedSet<DestroyBlockProgress>> entry : breakingProgressions.long2ObjectEntrySet()) {
BlockPos breakingPos = BlockPos.fromLong(entry.getLongKey());
SortedSet<DestroyBlockProgress> progresses = entry.getValue();
if (progresses != null && !progresses.isEmpty()) {
int blockDamage = progresses.last().getPartialBlockDamage();
bitSet.set(blockDamage);
renderers.get(blockDamage).add(world.getTileEntity(breakingPos));
}
}
TextureManager textureManager = Minecraft.getInstance().textureManager;
ActiveRenderInfo info = Minecraft.getInstance().gameRenderer.getActiveRenderInfo();
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, textureManager.getTexture(PlayerContainer.BLOCK_ATLAS_TEXTURE).getGlTextureId());
glActiveTexture(GL_TEXTURE4);
crumblingLayer.startDrawing();
bitSet.stream().forEach(i -> {
Texture breaking = textureManager.getTexture(ModelBakery.BLOCK_DESTRUCTION_STAGE_TEXTURES.get(i));
CrumblingInstanceManager renderer = renderers.get(i);
renderer.beginFrame(info);
if (breaking != null) {
glBindTexture(GL_TEXTURE_2D, breaking.getGlTextureId());
renderer.materialManager.render(RenderType.getCutoutMipped(), viewProjection, cameraX, cameraY, cameraZ);
}
renderer.invalidate();
});
crumblingLayer.endDrawing();
glActiveTexture(GL_TEXTURE0);
Texture breaking = textureManager.getTexture(ModelBakery.BLOCK_DESTRUCTION_STAGE_TEXTURES.get(0));
if (breaking != null)
glBindTexture(GL_TEXTURE_2D, breaking.getGlTextureId());
}
}

63
src/main/java/com/jozufozu/flywheel/backend/instancing/InstancedRenderRegistry.java
View file

@ -1,63 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import java.util.Map;
import javax.annotation.Nullable;
import com.google.common.collect.Maps;
import com.jozufozu.flywheel.backend.instancing.entity.EntityInstance;
import com.jozufozu.flywheel.backend.instancing.entity.IEntityInstanceFactory;
import com.jozufozu.flywheel.backend.instancing.tile.ITileInstanceFactory;
import com.jozufozu.flywheel.backend.instancing.tile.TileEntityInstance;
import com.simibubi.create.AllEntityTypes;
import com.simibubi.create.content.contraptions.components.structureMovement.glue.GlueInstance;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityType;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.tileentity.TileEntityType;
public class InstancedRenderRegistry {
private static final InstancedRenderRegistry INSTANCE = new InstancedRenderRegistry();
public static InstancedRenderRegistry getInstance() {
return INSTANCE;
}
private final Map<TileEntityType<?>, ITileInstanceFactory<?>> tiles = Maps.newHashMap();
private final Map<EntityType<?>, IEntityInstanceFactory<?>> entities = Maps.newHashMap();
public <T extends TileEntity> void register(TileEntityType<? extends T> type, ITileInstanceFactory<? super T> rendererFactory) {
this.tiles.put(type, rendererFactory);
}
public <T extends Entity> void register(EntityType<? extends T> type, IEntityInstanceFactory<? super T> rendererFactory) {
this.entities.put(type, rendererFactory);
}
static {
INSTANCE.register(AllEntityTypes.SUPER_GLUE.get(), GlueInstance::new);
}
@SuppressWarnings("unchecked")
@Nullable
public <T extends TileEntity> TileEntityInstance<? super T> create(MaterialManager<?> manager, T tile) {
TileEntityType<?> type = tile.getType();
ITileInstanceFactory<? super T> factory = (ITileInstanceFactory<? super T>) this.tiles.get(type);
if (factory == null) return null;
else return factory.create(manager, tile);
}
@SuppressWarnings("unchecked")
@Nullable
public <T extends Entity> EntityInstance<? super T> create(MaterialManager<?> manager, T tile) {
EntityType<?> type = tile.getType();
IEntityInstanceFactory<? super T> factory = (IEntityInstanceFactory<? super T>) this.entities.get(type);
if (factory == null) return null;
else return factory.create(manager, tile);
}
}

252
src/main/java/com/jozufozu/flywheel/backend/instancing/Instancer.java
View file

@ -1,252 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import java.util.ArrayList;
import java.util.BitSet;
import java.util.function.Supplier;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.gl.GlVertexArray;
import com.jozufozu.flywheel.backend.gl.attrib.VertexFormat;
import com.jozufozu.flywheel.backend.gl.buffer.GlBuffer;
import com.jozufozu.flywheel.backend.gl.buffer.GlBufferType;
import com.jozufozu.flywheel.backend.gl.buffer.MappedBuffer;
import com.jozufozu.flywheel.backend.model.BufferedModel;
import com.jozufozu.flywheel.util.AttribUtil;
import net.minecraft.util.math.vector.Vector3i;
public class Instancer<D extends InstanceData> {
public final Supplier<Vector3i> originCoordinate;
protected final BufferedModel model;
protected final VertexFormat instanceFormat;
protected final IInstanceFactory<D> factory;
protected GlVertexArray vao;
protected GlBuffer instanceVBO;
protected int glBufferSize = -1;
protected int glInstanceCount = 0;
private boolean deleted;
protected final ArrayList<D> data = new ArrayList<>();
boolean anyToRemove;
boolean anyToUpdate;
public Instancer(BufferedModel model, Supplier<Vector3i> originCoordinate, MaterialSpec<D> spec) {
this.model = model;
this.factory = spec.getInstanceFactory();
this.instanceFormat = spec.getInstanceFormat();
this.originCoordinate = originCoordinate;
if (model.getVertexCount() <= 0)
throw new IllegalArgumentException("Refusing to instance a model with no vertices.");
vao = new GlVertexArray();
instanceVBO = new GlBuffer(GlBufferType.ARRAY_BUFFER);
vao.bind();
// bind the model's vbo to our vao
model.setupState();
AttribUtil.enableArrays(model.getAttributeCount() + instanceFormat.getAttributeCount());
vao.unbind();
model.clearState();
}
public void render() {
if (deleted) return;
vao.bind();
renderSetup();
if (glInstanceCount > 0)
model.drawInstances(glInstanceCount);
vao.unbind();
}
public D createInstance() {
D instanceData = factory.create(this);
instanceData.dirty = true;
anyToUpdate = true;
data.add(instanceData);
return instanceData;
}
public boolean empty() {
return !anyToUpdate && !anyToRemove && glInstanceCount == 0;
}
/**
* Clear all instance data without freeing resources.
*/
public void clear() {
data.clear();
anyToRemove = true;
}
/**
* Free acquired resources. Attempting to use this after calling delete is undefined behavior.
*/
public void delete() {
if (deleted) return;
deleted = true;
model.delete();
instanceVBO.delete();
vao.delete();
}
protected void renderSetup() {
if (anyToRemove) {
removeDeletedInstances();
}
instanceVBO.bind();
if (!realloc()) {
if (anyToRemove) {
clearBufferTail();
}
if (anyToUpdate) {
updateBuffer();
}
glInstanceCount = data.size();
}
instanceVBO.unbind();
anyToRemove = anyToUpdate = false;
}
private void clearBufferTail() {
int size = data.size();
final int offset = size * instanceFormat.getStride();
final int length = glBufferSize - offset;
if (length > 0) {
instanceVBO.getBuffer(offset, length)
.putByteArray(new byte[length])
.flush();
}
}
private void updateBuffer() {
final int size = data.size();
if (size <= 0) return;
final int stride = instanceFormat.getStride();
final BitSet dirtySet = getDirtyBitSet();
if (dirtySet.isEmpty()) return;
final int firstDirty = dirtySet.nextSetBit(0);
final int lastDirty = dirtySet.previousSetBit(size);
final int offset = firstDirty * stride;
final int length = (1 + lastDirty - firstDirty) * stride;
if (length > 0) {
MappedBuffer mapped = instanceVBO.getBuffer(offset, length);
dirtySet.stream().forEach(i -> {
final D d = data.get(i);
mapped.position(i * stride);
d.write(mapped);
});
mapped.flush();
}
}
private BitSet getDirtyBitSet() {
final int size = data.size();
final BitSet dirtySet = new BitSet(size);
for (int i = 0; i < size; i++) {
D element = data.get(i);
if (element.dirty) {
dirtySet.set(i);
element.dirty = false;
}
}
return dirtySet;
}
private boolean realloc() {
int size = this.data.size();
int stride = instanceFormat.getStride();
int requiredSize = size * stride;
if (requiredSize > glBufferSize) {
glBufferSize = requiredSize + stride * 16;
instanceVBO.alloc(glBufferSize);
MappedBuffer buffer = instanceVBO.getBuffer(0, glBufferSize);
for (D datum : data) {
datum.write(buffer);
}
buffer.flush();
glInstanceCount = size;
informAttribDivisors();
return true;
}
return false;
}
private void removeDeletedInstances() {
// Figure out which elements are to be removed.
final int oldSize = this.data.size();
int removeCount = 0;
final BitSet removeSet = new BitSet(oldSize);
for (int i = 0; i < oldSize; i++) {
final D element = this.data.get(i);
if (element.removed) {
removeSet.set(i);
removeCount++;
}
}
final int newSize = oldSize - removeCount;
// shift surviving elements left over the spaces left by removed elements
for (int i = 0, j = 0; (i < oldSize) && (j < newSize); i++, j++) {
i = removeSet.nextClearBit(i);
if (i != j) {
D element = data.get(i);
data.set(j, element);
element.dirty = true;
}
}
anyToUpdate = true;
data.subList(newSize, oldSize).clear();
}
private void informAttribDivisors() {
int staticAttributes = model.getAttributeCount();
instanceFormat.vertexAttribPointers(staticAttributes);
for (int i = 0; i < instanceFormat.getAttributeCount(); i++) {
Backend.getInstance().compat.instancedArrays.vertexAttribDivisor(i + staticAttributes, 1);
}
}
}

161
src/main/java/com/jozufozu/flywheel/backend/instancing/MaterialManager.java
View file

@ -1,161 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.core.Materials;
import com.jozufozu.flywheel.core.WorldContext;
import com.jozufozu.flywheel.core.materials.ModelData;
import com.jozufozu.flywheel.core.materials.OrientedData;
import com.jozufozu.flywheel.core.shader.IProgramCallback;
import com.jozufozu.flywheel.core.shader.WorldProgram;
import com.jozufozu.flywheel.util.WeakHashSet;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.ActiveRenderInfo;
import net.minecraft.client.renderer.RenderType;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.MathHelper;
import net.minecraft.util.math.vector.Matrix4f;
import net.minecraft.util.math.vector.Vector3i;
public class MaterialManager<P extends WorldProgram> {
public static int MAX_ORIGIN_DISTANCE = 100;
protected final WorldContext<P> context;
protected final Map<MaterialSpec<?>, InstanceMaterial<?>> atlasMaterials;
protected final ArrayList<MaterialRenderer<P>> atlasRenderers;
protected final Map<ResourceLocation, ArrayList<MaterialRenderer<P>>> renderers;
protected final Map<ResourceLocation, Map<MaterialSpec<?>, InstanceMaterial<?>>> materials;
private BlockPos originCoordinate = BlockPos.ZERO;
private final WeakHashSet<OriginShiftListener> listeners;
public MaterialManager(WorldContext<P> context) {
this.context = context;
this.atlasMaterials = new HashMap<>();
this.atlasRenderers = new ArrayList<>(Backend.getInstance().allMaterials().size());
this.materials = new HashMap<>();
this.renderers = new HashMap<>();
this.listeners = new WeakHashSet<>();
}
/**
* Render every model for every material.
*
* @param layer Which vanilla {@link RenderType} is being drawn?
* @param viewProjection How do we get from camera space to clip space?
*/
public void render(RenderType layer, Matrix4f viewProjection, double camX, double camY, double camZ) {
render(layer, viewProjection, camX, camY, camZ, null);
}
/**
* Render every model for every material.
*
* @param layer Which vanilla {@link RenderType} is being drawn?
* @param viewProjection How do we get from camera space to clip space?
* @param callback Provide additional uniforms or state here.
*/
public void render(RenderType layer, Matrix4f viewProjection, double camX, double camY, double camZ, IProgramCallback<P> callback) {
camX -= originCoordinate.getX();
camY -= originCoordinate.getY();
camZ -= originCoordinate.getZ();
Matrix4f translate = Matrix4f.translate((float) -camX, (float) -camY, (float) -camZ);
translate.multiplyBackward(viewProjection);
for (MaterialRenderer<P> material : atlasRenderers) {
material.render(layer, translate, camX, camY, camZ, callback);
}
for (Map.Entry<ResourceLocation, ArrayList<MaterialRenderer<P>>> entry : renderers.entrySet()) {
Minecraft.getInstance().textureManager.bindTexture(entry.getKey());
for (MaterialRenderer<P> materialRenderer : entry.getValue()) {
materialRenderer.render(layer, translate, camX, camY, camZ, callback);
}
}
}
public void delete() {
atlasMaterials.values().forEach(InstanceMaterial::delete);
materials.values().stream().flatMap(m -> m.values().stream()).forEach(InstanceMaterial::delete);
}
@SuppressWarnings("unchecked")
public <D extends InstanceData> InstanceMaterial<D> getMaterial(MaterialSpec<D> materialType) {
return (InstanceMaterial<D>) this.atlasMaterials.computeIfAbsent(materialType, type -> {
InstanceMaterial<?> material = new InstanceMaterial<>(this::getOriginCoordinate, type);
this.atlasRenderers.add(new MaterialRenderer<>(context.getProgramSupplier(type.getProgramName()), material));
return material;
});
}
@SuppressWarnings("unchecked")
public <D extends InstanceData> InstanceMaterial<D> getMaterial(MaterialSpec<D> materialType, ResourceLocation texture) {
return (InstanceMaterial<D>) materials.computeIfAbsent(texture, $ -> new HashMap<>())
.computeIfAbsent(materialType, type -> {
InstanceMaterial<?> material = new InstanceMaterial<>(this::getOriginCoordinate, type);
this.renderers.computeIfAbsent(texture, $ -> new ArrayList<>())
.add(new MaterialRenderer<>(context.getProgramSupplier(type.getProgramName()), material));
return material;
});
}
public InstanceMaterial<ModelData> getTransformMaterial() {
return getMaterial(Materials.TRANSFORMED);
}
public InstanceMaterial<OrientedData> getOrientedMaterial() {
return getMaterial(Materials.ORIENTED);
}
public Vector3i getOriginCoordinate() {
return originCoordinate;
}
public void onOriginShift(OriginShiftListener listener) {
listeners.add(listener);
}
public void checkAndShiftOrigin(ActiveRenderInfo info) {
int cX = MathHelper.floor(info.getProjectedView().x);
int cY = MathHelper.floor(info.getProjectedView().y);
int cZ = MathHelper.floor(info.getProjectedView().z);
int dX = cX - originCoordinate.getX();
int dY = cY - originCoordinate.getY();
int dZ = cZ - originCoordinate.getZ();
if (Math.abs(dX) > MAX_ORIGIN_DISTANCE || Math.abs(dY) > MAX_ORIGIN_DISTANCE || Math.abs(dZ) > MAX_ORIGIN_DISTANCE) {
originCoordinate = new BlockPos(cX, cY, cZ);
materials.values().stream().flatMap(m -> m.values().stream()).forEach(InstanceMaterial::clear);
atlasMaterials.values().forEach(InstanceMaterial::clear);
listeners.forEach(OriginShiftListener::onOriginShift);
}
}
@FunctionalInterface
public interface OriginShiftListener {
void onOriginShift();
}
}

40
src/main/java/com/jozufozu/flywheel/backend/instancing/MaterialRenderer.java
View file

@ -1,40 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import java.util.function.Supplier;
import com.jozufozu.flywheel.core.shader.IProgramCallback;
import com.jozufozu.flywheel.core.shader.WorldProgram;
import net.minecraft.client.renderer.RenderType;
import net.minecraft.util.math.vector.Matrix4f;
public class MaterialRenderer<P extends WorldProgram> {
private final Supplier<P> program;
private final InstanceMaterial<?> material;
public MaterialRenderer(Supplier<P> programSupplier, InstanceMaterial<?> material) {
this.program = programSupplier;
this.material = material;
}
public void render(RenderType layer, Matrix4f viewProjection, double camX, double camY, double camZ, IProgramCallback<P> setup) {
if (!(layer == RenderType.getCutoutMipped())) return;
if (material.nothingToRender()) return;
P program = this.program.get();
program.bind();
program.uploadViewProjection(viewProjection);
program.uploadCameraPos(camX, camY, camZ);
if (setup != null) setup.call(program);
makeRenderCalls();
}
protected void makeRenderCalls() {
material.forEachInstancer(Instancer::render);
}
}

47
src/main/java/com/jozufozu/flywheel/backend/instancing/MaterialSpec.java
View file

@ -1,47 +0,0 @@
package com.jozufozu.flywheel.backend.instancing;
import com.jozufozu.flywheel.backend.gl.attrib.VertexFormat;
import net.minecraft.inventory.container.PlayerContainer;
import net.minecraft.util.ResourceLocation;
public class MaterialSpec<D extends InstanceData> {
public final ResourceLocation name;
private final ResourceLocation programSpec;
private final VertexFormat modelFormat;
private final VertexFormat instanceFormat;
private final IInstanceFactory<D> instanceFactory;
private final ResourceLocation texture;
public MaterialSpec(ResourceLocation name, ResourceLocation programSpec, VertexFormat modelFormat, VertexFormat instanceFormat, IInstanceFactory<D> instanceFactory) {
this(name, programSpec, modelFormat, instanceFormat, PlayerContainer.BLOCK_ATLAS_TEXTURE, instanceFactory);
}
public MaterialSpec(ResourceLocation name, ResourceLocation programSpec, VertexFormat modelFormat, VertexFormat instanceFormat, ResourceLocation texture, IInstanceFactory<D> instanceFactory) {
this.name = name;
this.programSpec = programSpec;
this.modelFormat = modelFormat;
this.instanceFormat = instanceFormat;
this.instanceFactory = instanceFactory;
this.texture = texture;
}
public ResourceLocation getProgramName() {
return programSpec;
}
public VertexFormat getModelFormat() {
return modelFormat;
}
public VertexFormat getInstanceFormat() {
return instanceFormat;
}
public IInstanceFactory<D> getInstanceFactory() {
return instanceFactory;
}
}

133
src/main/java/com/jozufozu/flywheel/backend/instancing/entity/EntityInstance.java
View file

@ -1,133 +0,0 @@
package com.jozufozu.flywheel.backend.instancing.entity;
import java.util.Arrays;
import java.util.stream.Stream;
import com.jozufozu.flywheel.backend.instancing.IDynamicInstance;
import com.jozufozu.flywheel.backend.instancing.IInstance;
import com.jozufozu.flywheel.backend.instancing.ITickableInstance;
import com.jozufozu.flywheel.backend.instancing.InstanceMaterial;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import com.jozufozu.flywheel.backend.instancing.tile.TileInstanceManager;
import com.jozufozu.flywheel.core.materials.IFlatLight;
import com.jozufozu.flywheel.core.materials.ModelData;
import com.jozufozu.flywheel.core.materials.OrientedData;
import net.minecraft.entity.Entity;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.vector.Vector3d;
import net.minecraft.util.math.vector.Vector3f;
import net.minecraft.util.math.vector.Vector3i;
import net.minecraft.world.LightType;
import net.minecraft.world.World;
/**
* The layer between a {@link TileEntity} and the Flywheel backend.
**
* <br><br> There are a few additional features that overriding classes can opt in to:
* <ul>
* <li>{@link IDynamicInstance}</li>
* <li>{@link ITickableInstance}</li>
* </ul>
* See the interfaces' documentation for more information about each one.
*
* <br> Implementing one or more of these will give a {@link EntityInstance} access
* to more interesting and regular points within a tick or a frame.
*
* @param <E> The type of {@link Entity} your class is an instance of.
*/
public abstract class EntityInstance<E extends Entity> implements IInstance {
protected final MaterialManager<?> materialManager;
protected final E entity;
protected final World world;
public EntityInstance(MaterialManager<?> materialManager, E entity) {
this.materialManager = materialManager;
this.entity = entity;
this.world = entity.world;
}
/**
* Free any acquired resources.
*/
public abstract void remove();
/**
* Update instance data here. Good for when data doesn't change very often and when animations are GPU based.
* Don't query lighting data here, that's handled separately in {@link #updateLight()}.
*
* <br><br> If your animations are complex or more CPU driven, see {@link IDynamicInstance} or {@link ITickableInstance}.
*/
public void update() {
}
/**
* Called after construction and when a light update occurs in the world.
*
* <br> If your model needs it, update light here.
*/
public void updateLight() {
}
/**
* Just before {@link #update()} would be called, <code>shouldReset()</code> is checked.
* If this function returns <code>true</code>, then this instance will be {@link #remove removed},
* and another instance will be constructed to replace it. This allows for more sane resource
* acquisition compared to trying to update everything within the lifetime of an instance.
*
* @return <code>true</code> if this instance should be discarded and refreshed.
*/
public boolean shouldReset() {
return false;
}
/**
* In order to accommodate for floating point precision errors at high coordinates,
* {@link TileInstanceManager}s are allowed to arbitrarily adjust the origin, and
* shift the world matrix provided as a shader uniform accordingly.
*
* @return The {@link BlockPos position} of the {@link Entity} this instance
* represents should be rendered at to appear in the correct location.
*/
public Vector3f getInstancePosition() {
Vector3d pos = entity.getPositionVec();
Vector3i origin = materialManager.getOriginCoordinate();
return new Vector3f(
(float) (pos.x - origin.getX()),
(float) (pos.y - origin.getY()),
(float) (pos.z - origin.getZ())
);
}
@Override
public BlockPos getWorldPosition() {
return entity.getBlockPos();
}
protected void relight(BlockPos pos, IFlatLight<?>... models) {
relight(world.getLightLevel(LightType.BLOCK, pos), world.getLightLevel(LightType.SKY, pos), models);
}
protected <L extends IFlatLight<?>> void relight(BlockPos pos, Stream<L> models) {
relight(world.getLightLevel(LightType.BLOCK, pos), world.getLightLevel(LightType.SKY, pos), models);
}
protected void relight(int block, int sky, IFlatLight<?>... models) {
relight(block, sky, Arrays.stream(models));
}
protected <L extends IFlatLight<?>> void relight(int block, int sky, Stream<L> models) {
models.forEach(model -> model.setBlockLight(block).setSkyLight(sky));
}
protected InstanceMaterial<ModelData> getTransformMaterial() {
return materialManager.getTransformMaterial();
}
protected InstanceMaterial<OrientedData> getOrientedMaterial() {
return materialManager.getOrientedMaterial();
}
}

43
src/main/java/com/jozufozu/flywheel/backend/instancing/entity/EntityInstanceManager.java
View file

@ -1,43 +0,0 @@
package com.jozufozu.flywheel.backend.instancing.entity;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.instancing.IInstance;
import com.jozufozu.flywheel.backend.instancing.InstanceManager;
import com.jozufozu.flywheel.backend.instancing.InstancedRenderRegistry;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import net.minecraft.entity.Entity;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.IBlockReader;
import net.minecraft.world.World;
public class EntityInstanceManager extends InstanceManager<Entity> {
public EntityInstanceManager(MaterialManager<?> materialManager) {
super(materialManager);
}
@Override
protected IInstance createRaw(Entity obj) {
return InstancedRenderRegistry.getInstance().create(materialManager, obj);
}
@Override
protected boolean canCreateInstance(Entity entity) {
if (!entity.isAlive()) return false;
World world = entity.world;
if (world == null) return false;
if (Backend.isFlywheelWorld(world)) {
BlockPos pos = entity.getBlockPos();
IBlockReader existingChunk = world.getExistingChunk(pos.getX() >> 4, pos.getZ() >> 4);
return existingChunk != null;
}
return false;
}
}

10
src/main/java/com/jozufozu/flywheel/backend/instancing/entity/IEntityInstanceFactory.java
View file

@ -1,10 +0,0 @@
package com.jozufozu.flywheel.backend.instancing.entity;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import net.minecraft.entity.Entity;
@FunctionalInterface
public interface IEntityInstanceFactory<E extends Entity> {
EntityInstance<? super E> create(MaterialManager<?> manager, E te);
}

10
src/main/java/com/jozufozu/flywheel/backend/instancing/tile/ITileInstanceFactory.java
View file

@ -1,10 +0,0 @@
package com.jozufozu.flywheel.backend.instancing.tile;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import net.minecraft.tileentity.TileEntity;
@FunctionalInterface
public interface ITileInstanceFactory<T extends TileEntity> {
TileEntityInstance<? super T> create(MaterialManager<?> manager, T te);
}

130
src/main/java/com/jozufozu/flywheel/backend/instancing/tile/TileEntityInstance.java
View file

@ -1,130 +0,0 @@
package com.jozufozu.flywheel.backend.instancing.tile;
import java.util.Arrays;
import java.util.stream.Stream;
import com.jozufozu.flywheel.backend.instancing.IDynamicInstance;
import com.jozufozu.flywheel.backend.instancing.IInstance;
import com.jozufozu.flywheel.backend.instancing.ITickableInstance;
import com.jozufozu.flywheel.backend.instancing.InstanceMaterial;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import com.jozufozu.flywheel.core.materials.IFlatLight;
import com.jozufozu.flywheel.core.materials.ModelData;
import com.jozufozu.flywheel.core.materials.OrientedData;
import net.minecraft.block.BlockState;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.LightType;
import net.minecraft.world.World;
/**
* The layer between a {@link TileEntity} and the Flywheel backend.
*
* <br><br> {@link #updateLight()} is called after construction.
*
* <br><br> There are a few additional features that overriding classes can opt in to:
* <ul>
* <li>{@link IDynamicInstance}</li>
* <li>{@link ITickableInstance}</li>
* </ul>
* See the interfaces' documentation for more information about each one.
*
* <br> Implementing one or more of these will give a {@link TileEntityInstance} access
* to more interesting and regular points within a tick or a frame.
*
* @param <T> The type of {@link TileEntity} your class is an instance of.
*/
public abstract class TileEntityInstance<T extends TileEntity> implements IInstance {
protected final MaterialManager<?> materialManager;
protected final T tile;
protected final World world;
protected final BlockPos pos;
protected final BlockPos instancePos;
protected final BlockState blockState;
public TileEntityInstance(MaterialManager<?> materialManager, T tile) {
this.materialManager = materialManager;
this.tile = tile;
this.world = tile.getWorld();
this.pos = tile.getPos();
this.blockState = tile.getBlockState();
this.instancePos = pos.subtract(materialManager.getOriginCoordinate());
}
/**
* Update instance data here. Good for when data doesn't change very often and when animations are GPU based.
* Don't query lighting data here, that's handled separately in {@link #updateLight()}.
*
* <br><br> If your animations are complex or more CPU driven, see {@link IDynamicInstance} or {@link ITickableInstance}.
*/
public void update() {
}
/**
* Called after construction and when a light update occurs in the world.
*
* <br> If your model needs it, update light here.
*/
public void updateLight() {
}
/**
* Free any acquired resources.
*/
public abstract void remove();
/**
* Just before {@link #update()} would be called, <code>shouldReset()</code> is checked.
* If this function returns <code>true</code>, then this instance will be {@link #remove removed},
* and another instance will be constructed to replace it. This allows for more sane resource
* acquisition compared to trying to update everything within the lifetime of an instance.
*
* @return <code>true</code> if this instance should be discarded and refreshed.
*/
public boolean shouldReset() {
return tile.getBlockState() != blockState;
}
/**
* In order to accommodate for floating point precision errors at high coordinates,
* {@link TileInstanceManager}s are allowed to arbitrarily adjust the origin, and
* shift the world matrix provided as a shader uniform accordingly.
*
* @return The {@link BlockPos position} of the {@link TileEntity} this instance
* represents should be rendered at to appear in the correct location.
*/
public BlockPos getInstancePosition() {
return pos.subtract(materialManager.getOriginCoordinate());
}
@Override
public BlockPos getWorldPosition() {
return pos;
}
protected void relight(BlockPos pos, IFlatLight<?>... models) {
relight(world.getLightLevel(LightType.BLOCK, pos), world.getLightLevel(LightType.SKY, pos), models);
}
protected <L extends IFlatLight<?>> void relight(BlockPos pos, Stream<L> models) {
relight(world.getLightLevel(LightType.BLOCK, pos), world.getLightLevel(LightType.SKY, pos), models);
}
protected void relight(int block, int sky, IFlatLight<?>... models) {
relight(block, sky, Arrays.stream(models));
}
protected <L extends IFlatLight<?>> void relight(int block, int sky, Stream<L> models) {
models.forEach(model -> model.setBlockLight(block).setSkyLight(sky));
}
protected InstanceMaterial<ModelData> getTransformMaterial() {
return materialManager.getTransformMaterial();
}
protected InstanceMaterial<OrientedData> getOrientedMaterial() {
return materialManager.getOrientedMaterial();
}
}

45
src/main/java/com/jozufozu/flywheel/backend/instancing/tile/TileInstanceManager.java
View file

@ -1,45 +0,0 @@
package com.jozufozu.flywheel.backend.instancing.tile;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.instancing.IInstance;
import com.jozufozu.flywheel.backend.instancing.InstanceManager;
import com.jozufozu.flywheel.backend.instancing.InstancedRenderRegistry;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.IBlockReader;
import net.minecraft.world.World;
public class TileInstanceManager extends InstanceManager<TileEntity> {
public TileInstanceManager(MaterialManager<?> materialManager) {
super(materialManager);
}
@Override
protected IInstance createRaw(TileEntity obj) {
return InstancedRenderRegistry.getInstance().create(materialManager, obj);
}
@Override
protected boolean canCreateInstance(TileEntity tile) {
if (tile.isRemoved()) return false;
World world = tile.getWorld();
if (world == null) return false;
if (world.isAirBlock(tile.getPos())) return false;
if (Backend.isFlywheelWorld(world)) {
BlockPos pos = tile.getPos();
IBlockReader existingChunk = world.getExistingChunk(pos.getX() >> 4, pos.getZ() >> 4);
return existingChunk != null;
}
return false;
}
}

7
src/main/java/com/jozufozu/flywheel/backend/loading/IProcessingStage.java
View file

@ -1,7 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
@FunctionalInterface
public interface IProcessingStage {
void process(Shader shader);
}

39
src/main/java/com/jozufozu/flywheel/backend/loading/InstancedArraysTemplate.java
View file

@ -1,39 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import com.jozufozu.flywheel.Flywheel;
import com.jozufozu.flywheel.backend.ShaderSources;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import net.minecraft.util.ResourceLocation;
public class InstancedArraysTemplate extends ProgramTemplate {
public static final String vertexData = "VertexData";
public static final String instanceData = "InstanceData";
public static final String fragment = "Fragment";
public static final String vertexPrefix = "a_v_";
public static final String instancePrefix = "a_i_";
public static final String[] requiredVert = new String[]{instanceData, vertexData, fragment};
public static final String[] requiredFrag = {fragment};
public static final ResourceLocation vert = new ResourceLocation(Flywheel.ID, "template/instanced/instanced.vert");
public static final ResourceLocation frag = new ResourceLocation(Flywheel.ID, "template/instanced/instanced.frag");
public InstancedArraysTemplate(ShaderSources loader) {
super(loader);
templates.put(ShaderType.VERTEX, new ShaderTemplate(requiredVert, loader.getShaderSource(vert)));
templates.put(ShaderType.FRAGMENT, new ShaderTemplate(requiredFrag, loader.getShaderSource(frag)));
}
@Override
public void attachAttributes(Program builder) {
Shader shader = builder.attached.get(ShaderType.VERTEX);
shader.getTag(vertexData).addPrefixedAttributes(builder, vertexPrefix);
shader.getTag(instanceData).addPrefixedAttributes(builder, instancePrefix);
}
}

19
src/main/java/com/jozufozu/flywheel/backend/loading/LayoutTag.java
View file

@ -1,19 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
public class LayoutTag {
public static final Pattern pattern = Pattern.compile("Layout\\((\\w+)(?:\\s*,\\s*(\\w*))?\\)");
final GlNumericType type;
final boolean normalized;
public LayoutTag(Matcher matcher) {
type = GlNumericType.byName(matcher.group(1));
normalized = Boolean.parseBoolean(matcher.group(2));
}
}

35
src/main/java/com/jozufozu/flywheel/backend/loading/ModelTemplate.java
View file

@ -1,35 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import com.jozufozu.flywheel.Flywheel;
import com.jozufozu.flywheel.backend.ShaderSources;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import net.minecraft.util.ResourceLocation;
public class ModelTemplate extends ProgramTemplate {
public static final String vertexData = "VertexData";
public static final String fragment = "Fragment";
public static final String vertexPrefix = "a_v_";
public static final String[] requiredVert = new String[]{vertexData, fragment};
public static final String[] requiredFrag = {fragment};
public static final ResourceLocation vert = new ResourceLocation(Flywheel.ID, "template/model/model.vert");
public static final ResourceLocation frag = new ResourceLocation(Flywheel.ID, "template/model/model.frag");
public ModelTemplate(ShaderSources loader) {
super(loader);
templates.put(ShaderType.VERTEX, new ShaderTemplate(requiredVert, loader.getShaderSource(vert)));
templates.put(ShaderType.FRAGMENT, new ShaderTemplate(requiredFrag, loader.getShaderSource(frag)));
}
@Override
public void attachAttributes(Program builder) {
Shader shader = builder.attached.get(ShaderType.VERTEX);
shader.getTag(vertexData).addPrefixedAttributes(builder, vertexPrefix);
}
}

69
src/main/java/com/jozufozu/flywheel/backend/loading/Program.java
View file

@ -1,69 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import static org.lwjgl.opengl.GL20.GL_LINK_STATUS;
import static org.lwjgl.opengl.GL20.GL_TRUE;
import static org.lwjgl.opengl.GL20.glAttachShader;
import static org.lwjgl.opengl.GL20.glBindAttribLocation;
import static org.lwjgl.opengl.GL20.glCreateProgram;
import static org.lwjgl.opengl.GL20.glGetProgramInfoLog;
import static org.lwjgl.opengl.GL20.glGetProgrami;
import static org.lwjgl.opengl.GL20.glLinkProgram;
import java.util.EnumMap;
import java.util.Map;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.gl.shader.GlShader;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import net.minecraft.util.ResourceLocation;
public class Program {
public final ResourceLocation name;
public final int program;
private int attributeIndex;
public final Map<ShaderType, Shader> attached;
public Program(ResourceLocation name) {
this.name = name;
this.program = glCreateProgram();
attached = new EnumMap<>(ShaderType.class);
}
public Program attachShader(Shader shader, GlShader glShader) {
glAttachShader(this.program, glShader.handle());
attached.put(shader.type, shader);
return this;
}
public Program addAttribute(String name, int attributeCount) {
glBindAttribLocation(this.program, attributeIndex, name);
attributeIndex += attributeCount;
return this;
}
/**
* Links the attached shaders to this program.
*/
public Program link() {
glLinkProgram(this.program);
String log = glGetProgramInfoLog(this.program);
if (!log.isEmpty()) {
Backend.log.debug("Program link log for " + this.name + ": " + log);
}
int result = glGetProgrami(this.program, GL_LINK_STATUS);
if (result != GL_TRUE) {
throw new RuntimeException("Shader program linking failed, see log for details");
}
return this;
}
}

30
src/main/java/com/jozufozu/flywheel/backend/loading/ProgramTemplate.java
View file

@ -1,30 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.util.EnumMap;
import java.util.Map;
import com.jozufozu.flywheel.backend.ShaderSources;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
public abstract class ProgramTemplate implements IProcessingStage {
protected final ShaderSources loader;
protected Map<ShaderType, ShaderTemplate> templates = new EnumMap<>(ShaderType.class);
public ProgramTemplate(ShaderSources loader) {
this.loader = loader;
}
@Override
public void process(Shader shader) {
ShaderTemplate template = templates.get(shader.type);
if (template == null) return;
shader.setSource(template.apply(shader));
}
public void attachAttributes(Program builder) {
}
}

149
src/main/java/com/jozufozu/flywheel/backend/loading/Shader.java
View file

@ -1,149 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.io.BufferedReader;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.ShaderSources;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import net.minecraft.util.ResourceLocation;
public class Shader {
// #flwinclude <"valid_namespace:valid/path_to_file.glsl">
private static final Pattern includePattern = Pattern.compile("#flwinclude <\"([\\w\\d_]+:[\\w\\d_./]+)\">");
public static final Pattern versionDetector = Pattern.compile("#version[^\\n]*");
private static final Pattern decorator = Pattern.compile("#\\[([\\w_]*)]");
public final ResourceLocation name;
public ShaderType type;
private String source;
private final ShaderSources loader;
private boolean parsed = false;
final List<TaggedStruct> structs = new ArrayList<>(3);
final Map<String, TaggedStruct> tag2Struct = new HashMap<>();
final Map<String, TaggedStruct> name2Struct = new HashMap<>();
public Shader(ShaderSources loader, ShaderType type, ResourceLocation name, String source) {
this.loader = loader;
this.type = type;
this.name = name;
this.source = source;
}
public String getSource() {
return source;
}
public void setSource(String source) {
this.source = source;
}
public TaggedStruct getTag(String tag) {
checkAndParse();
return tag2Struct.get(tag);
}
public TaggedStruct getStruct(String name) {
checkAndParse();
return name2Struct.get(name);
}
private void checkAndParse() {
if (!parsed) {
parsed = true;
parseStructs();
}
}
public void defineAll(Collection<String> defines) {
Matcher matcher = versionDetector.matcher(source);
if (matcher.find()) {
StringBuffer sourceWithDefines = new StringBuffer();
String lines = defines.stream().map(it -> "#define " + it).collect(Collectors.joining("\n"));
matcher.appendReplacement(sourceWithDefines, matcher.group() + '\n' + lines);
matcher.appendTail(sourceWithDefines);
source = sourceWithDefines.toString();
}
}
public void parseStructs() {
Matcher structMatcher = TaggedStruct.taggedStruct.matcher(source);
StringBuffer strippedSrc = new StringBuffer();
while (structMatcher.find()) {
TaggedStruct struct = new TaggedStruct(structMatcher);
structs.add(struct);
structMatcher.appendReplacement(strippedSrc, decorator.matcher(struct.source).replaceFirst(""));
tag2Struct.put(struct.tag, struct);
name2Struct.put(struct.name, struct);
}
structMatcher.appendTail(strippedSrc);
this.source = strippedSrc.toString();
}
public void processIncludes() {
HashSet<ResourceLocation> seen = new HashSet<>();
seen.add(name);
source = includeRecursive(source, seen).collect(Collectors.joining("\n"));
}
private Stream<String> includeRecursive(String source, Set<ResourceLocation> seen) {
return lines(source).flatMap(line -> {
Matcher matcher = includePattern.matcher(line);
if (matcher.find()) {
String includeName = matcher.group(1);
ResourceLocation include = new ResourceLocation(includeName);
if (seen.add(include)) {
try {
return includeRecursive(loader.getShaderSource(include), seen);
} catch (ShaderLoadingException e) {
throw new ShaderLoadingException("could not resolve import: " + e.getMessage());
}
}
}
return Stream.of(line);
});
}
public void printSource() {
Backend.log.debug("Source for shader '" + name + "':");
int i = 1;
for (String s : source.split("\n")) {
Backend.log.debug(String.format("%1$4s: ", i++) + s);
}
}
public static Stream<String> lines(String s) {
return new BufferedReader(new StringReader(s)).lines();
}
}

22
src/main/java/com/jozufozu/flywheel/backend/loading/ShaderLoadingException.java
View file

@ -1,22 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
public class ShaderLoadingException extends RuntimeException {
public ShaderLoadingException() {
}
public ShaderLoadingException(String message) {
super(message);
}
public ShaderLoadingException(String message, Throwable cause) {
super(message, cause);
}
public ShaderLoadingException(Throwable cause) {
super(cause);
}
public ShaderLoadingException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace) {
super(message, cause, enableSuppression, writableStackTrace);
}
}

121
src/main/java/com/jozufozu/flywheel/backend/loading/ShaderTemplate.java
View file

@ -1,121 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class ShaderTemplate {
private static final String delimiter = "#flwbeginbody";
private static final Pattern headerFinder = Pattern.compile(delimiter);
private static final Pattern prefixer = Pattern.compile("#FLWPrefixFields\\((\\w+),\\s*(\\w+),\\s*([\\w\\d]+)\\)");
private static final Pattern assigner = Pattern.compile("#FLWAssignFields\\(([\\w\\d_]+),\\s*([\\w\\d_.]+),\\s*([\\w\\d_.]+)\\)");
final String[] requiredStructs;
final String header;
final String body;
public ShaderTemplate(String[] requiredStructs, String templateSrc) {
this.requiredStructs = requiredStructs;
Matcher matcher = headerFinder.matcher(templateSrc);
if (!matcher.find()) {
throw new RuntimeException("Shader template must have a header and footer delimited by '" + delimiter + "'");
}
this.header = templateSrc.substring(0, matcher.start());
this.body = templateSrc.substring(matcher.end());
}
public String apply(Shader shader) {
return header +
shader.getSource() +
processBody(shader);
}
public String processBody(Shader shader) {
String s = body;
List<String> missing = new ArrayList<>();
for (String name : requiredStructs) {
TaggedStruct struct = shader.getTag(name);
if (struct != null) {
s = s.replace(name, struct.name);
} else {
missing.add(name);
}
}
if (!missing.isEmpty()) {
String err = shader.name + " is missing: " + String.join(", ", missing);
throw new RuntimeException(err);
}
s = fillPrefixes(shader, s);
s = fillAssigns(shader, s);
return s;
}
private String fillPrefixes(Shader shader, String s) {
Matcher prefixMatches = prefixer.matcher(s);
StringBuffer out = new StringBuffer();
while (prefixMatches.find()) {
String structName = prefixMatches.group(1);
String modifier = prefixMatches.group(2);
String prefix = prefixMatches.group(3);
TaggedStruct struct = shader.getStruct(structName);
StringBuilder builder = new StringBuilder();
for (TaggedField field : struct.fields) {
builder.append(modifier);
builder.append(' ');
builder.append(field.getType());
builder.append(' ');
builder.append(prefix);
builder.append(field.getName());
builder.append(";\n");
}
prefixMatches.appendReplacement(out, builder.toString());
}
prefixMatches.appendTail(out);
return out.toString();
}
private String fillAssigns(Shader shader, String s) {
Matcher assignMatches = assigner.matcher(s);
StringBuffer out = new StringBuffer();
while (assignMatches.find()) {
String structName = assignMatches.group(1);
String lhs = assignMatches.group(2);
String rhs = assignMatches.group(3);
TaggedStruct struct = shader.getStruct(structName);
StringBuilder builder = new StringBuilder();
for (TaggedField field : struct.fields) {
builder.append(lhs);
builder.append(field.getName());
builder.append(" = ");
builder.append(rhs);
builder.append(field.getName());
builder.append(";\n");
}
assignMatches.appendReplacement(out, builder.toString());
}
assignMatches.appendTail(out);
return out.toString();
}
}

38
src/main/java/com/jozufozu/flywheel/backend/loading/ShaderTransformer.java
View file

@ -1,38 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.util.LinkedList;
public class ShaderTransformer {
private final LinkedList<IProcessingStage> stages = new LinkedList<>();
public ShaderTransformer() {
}
public ShaderTransformer pushStage(IProcessingStage stage) {
if (stage != null) {
stages.addLast(stage);
}
return this;
}
public ShaderTransformer popStage() {
stages.removeLast();
return this;
}
public ShaderTransformer prependStage(IProcessingStage stage) {
if (stage != null) {
stages.addFirst(stage);
}
return this;
}
public void transformSource(Shader shader) {
for (IProcessingStage stage : this.stages) {
stage.process(shader);
}
}
}

48
src/main/java/com/jozufozu/flywheel/backend/loading/TaggedField.java
View file

@ -1,48 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class TaggedField {
public static final Pattern fieldPattern = Pattern.compile("(?:#\\[([^\\n]*)]\\s*)?(\\S+)\\s*(\\S+);");
public String annotation;
public String name;
public String type;
public LayoutTag layout;
public TaggedField(Matcher fieldMatcher) {
annotation = fieldMatcher.group(1);
type = fieldMatcher.group(2);
name = fieldMatcher.group(3);
if (annotation != null) {
Matcher matcher = LayoutTag.pattern.matcher(annotation);
if (matcher.find()) {
layout = new LayoutTag(matcher);
}
}
}
public String getAnnotation() {
return annotation;
}
public String getName() {
return name;
}
public String getType() {
return type;
}
@Override
public String toString() {
return "TaggedField{" +
"name='" + name + '\'' +
", type='" + type + '\'' +
'}';
}
}

49
src/main/java/com/jozufozu/flywheel/backend/loading/TaggedStruct.java
View file

@ -1,49 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class TaggedStruct {
// https://regexr.com/5t207
static final Pattern taggedStruct = Pattern.compile("#\\[(\\w*)]\\s*struct\\s+([\\w\\d]*)\\s*\\{([\\w\\d \\t#\\[\\](),;\\n]*)}\\s*;");
int srcStart, srcEnd;
String source;
String tag;
String name;
String body;
List<TaggedField> fields = new ArrayList<>(4);
Map<String, String> fields2Types = new HashMap<>();
public TaggedStruct(Matcher foundMatcher) {
this.source = foundMatcher.group();
srcStart = foundMatcher.start();
srcEnd = foundMatcher.end();
tag = foundMatcher.group(1);
name = foundMatcher.group(2);
body = foundMatcher.group(3);
Matcher fielder = TaggedField.fieldPattern.matcher(body);
while (fielder.find()) {
fields.add(new TaggedField(fielder));
fields2Types.put(fielder.group(2), fielder.group(1));
}
}
public void addPrefixedAttributes(Program builder, String prefix) {
for (TaggedField field : fields) {
int attributeCount = TypeHelper.getAttributeCount(field.type);
builder.addAttribute(prefix + field.name, attributeCount);
}
}
}

37
src/main/java/com/jozufozu/flywheel/backend/loading/TypeHelper.java
View file

@ -1,37 +0,0 @@
package com.jozufozu.flywheel.backend.loading;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class TypeHelper {
public static final Pattern vecType = Pattern.compile("^[biud]?vec([234])$");
public static final Pattern matType = Pattern.compile("^mat([234])(?:x([234]))?$");
public static int getElementCount(String type) {
Matcher vec = vecType.matcher(type);
if (vec.find()) return Integer.parseInt(vec.group(1));
Matcher mat = matType.matcher(type);
if (mat.find()) {
int n = Integer.parseInt(mat.group(1));
String m = mat.group(2);
if (m != null) return Integer.parseInt(m) * n;
return n;
}
return 1;
}
public static int getAttributeCount(String type) {
Matcher mat = matType.matcher(type);
if (mat.find()) {
return Integer.parseInt(mat.group(1));
}
return 1;
}
}

28
src/main/java/com/jozufozu/flywheel/backend/model/ArrayModelRenderer.java
View file

@ -1,28 +0,0 @@
package com.jozufozu.flywheel.backend.model;
import com.jozufozu.flywheel.backend.gl.GlVertexArray;
public class ArrayModelRenderer extends ModelRenderer {
protected GlVertexArray vao;
public ArrayModelRenderer(BufferedModel model) {
super(model);
vao = new GlVertexArray();
vao.bind();
model.setupState();
vao.unbind();
model.clearState();
}
public void draw() {
if (!model.valid()) return;
vao.bind();
model.drawCall();
vao.unbind();
}
}

93
src/main/java/com/jozufozu/flywheel/backend/model/BufferedModel.java
View file

@ -1,93 +0,0 @@
package com.jozufozu.flywheel.backend.model;
import static org.lwjgl.opengl.GL20.glDrawArrays;
import java.nio.ByteBuffer;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.gl.GlPrimitive;
import com.jozufozu.flywheel.backend.gl.attrib.VertexFormat;
import com.jozufozu.flywheel.backend.gl.buffer.GlBuffer;
import com.jozufozu.flywheel.backend.gl.buffer.GlBufferType;
import com.jozufozu.flywheel.util.AttribUtil;
public class BufferedModel {
protected final GlPrimitive primitiveMode;
protected final ByteBuffer data;
protected final VertexFormat format;
protected final int vertexCount;
protected GlBuffer vbo;
protected boolean deleted;
public BufferedModel(GlPrimitive primitiveMode, VertexFormat format, ByteBuffer data, int vertices) {
this.primitiveMode = primitiveMode;
this.data = data;
this.format = format;
this.vertexCount = vertices;
vbo = new GlBuffer(GlBufferType.ARRAY_BUFFER);
vbo.bind();
// allocate the buffer on the gpu
vbo.alloc(this.data.capacity());
// mirror it in system memory so we can write to it, and upload our model.
vbo.getBuffer(0, this.data.capacity())
.put(this.data)
.flush();
vbo.unbind();
}
public VertexFormat getFormat() {
return format;
}
public int getVertexCount() {
return vertexCount;
}
public boolean valid() {
return vertexCount > 0 && !deleted;
}
/**
* The VBO/VAO should be bound externally.
*/
public void setupState() {
vbo.bind();
AttribUtil.enableArrays(getAttributeCount());
format.vertexAttribPointers(0);
}
public void clearState() {
AttribUtil.disableArrays(getAttributeCount());
vbo.unbind();
}
public void drawCall() {
glDrawArrays(primitiveMode.glEnum, 0, vertexCount);
}
/**
* Draws many instances of this model, assuming the appropriate state is already bound.
*/
public void drawInstances(int instanceCount) {
if (!valid()) return;
Backend.getInstance().compat.drawInstanced.drawArraysInstanced(primitiveMode, 0, vertexCount, instanceCount);
}
public void delete() {
if (deleted) return;
deleted = true;
vbo.delete();
}
public int getAttributeCount() {
return format.getAttributeCount();
}
}

25
src/main/java/com/jozufozu/flywheel/backend/model/ElementBuffer.java
View file

@ -1,25 +0,0 @@
package com.jozufozu.flywheel.backend.model;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
import com.jozufozu.flywheel.backend.gl.buffer.GlBuffer;
public class ElementBuffer {
private final GlBuffer buffer;
public final int elementCount;
public final GlNumericType eboIndexType;
public ElementBuffer(GlBuffer backing, int elementCount, GlNumericType indexType) {
this.buffer = backing;
this.eboIndexType = indexType;
this.elementCount = elementCount;
}
public void bind() {
buffer.bind();
}
public void unbind() {
buffer.unbind();
}
}

59
src/main/java/com/jozufozu/flywheel/backend/model/IndexedModel.java
View file

@ -1,59 +0,0 @@
package com.jozufozu.flywheel.backend.model;
import java.nio.ByteBuffer;
import org.lwjgl.opengl.GL20;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.gl.GlPrimitive;
import com.jozufozu.flywheel.backend.gl.attrib.VertexFormat;
import com.jozufozu.flywheel.core.QuadConverter;
/**
* An indexed triangle model. Just what the driver ordered.
*
* <br><em>This should be favored over a normal BufferedModel.</em>
*/
public class IndexedModel extends BufferedModel {
protected ElementBuffer ebo;
public IndexedModel(VertexFormat modelFormat, ByteBuffer buf, int vertices, ElementBuffer ebo) {
super(GlPrimitive.TRIANGLES, modelFormat, buf, vertices);
this.ebo = ebo;
}
public static IndexedModel fromSequentialQuads(VertexFormat modelFormat, ByteBuffer quads, int vertices) {
return new IndexedModel(modelFormat, quads, vertices, QuadConverter.getInstance().quads2Tris(vertices / 4));
}
@Override
public void setupState() {
super.setupState();
ebo.bind();
}
@Override
public void clearState() {
super.clearState();
ebo.unbind();
}
@Override
public void drawCall() {
GL20.glDrawElements(primitiveMode.glEnum, ebo.elementCount, ebo.eboIndexType.getGlEnum(), 0);
}
@Override
public void drawInstances(int instanceCount) {
if (vertexCount <= 0 || deleted) return;
Backend.getInstance().compat.drawInstanced.drawElementsInstanced(primitiveMode, ebo.elementCount, ebo.eboIndexType, 0, instanceCount);
}
@Override
public void delete() {
super.delete();
}
}

25
src/main/java/com/jozufozu/flywheel/backend/model/ModelRenderer.java
View file

@ -1,25 +0,0 @@
package com.jozufozu.flywheel.backend.model;
public class ModelRenderer {
protected BufferedModel model;
public ModelRenderer(BufferedModel model) {
this.model = model;
}
/**
* Renders this model, checking first if there is anything to render.
*/
public void draw() {
if (!model.valid()) return;
model.setupState();
model.drawCall();
model.clearState();
}
public void delete() {
model.delete();
}
}

40
src/main/java/com/jozufozu/flywheel/core/AtlasStitcher.java
View file

@ -1,40 +0,0 @@
package com.jozufozu.flywheel.core;
import java.util.ArrayList;
import java.util.List;
import net.minecraft.inventory.container.PlayerContainer;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.client.event.TextureStitchEvent;
/**
* This is primarily for hacking entity textures into the block atlas.
*/
public class AtlasStitcher {
protected static final AtlasStitcher INSTANCE = new AtlasStitcher();
public static AtlasStitcher getInstance() {
return INSTANCE;
}
private final List<StitchedSprite> sprites = new ArrayList<>();
public StitchedSprite get(ResourceLocation loc) {
StitchedSprite sprite = new StitchedSprite(loc);
sprites.add(sprite);
return sprite;
}
public void onTextureStitch(TextureStitchEvent.Pre event) {
if (!event.getMap()
.getId()
.equals(PlayerContainer.BLOCK_ATLAS_TEXTURE))
return;
sprites.stream()
.map(StitchedSprite::getLoc)
.forEach(event::addSprite);
}
}

49
src/main/java/com/jozufozu/flywheel/core/Contexts.java
View file

@ -1,49 +0,0 @@
package com.jozufozu.flywheel.core;
import com.jozufozu.flywheel.Flywheel;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.SpecMetaRegistry;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import com.jozufozu.flywheel.core.shader.WorldFog;
import com.jozufozu.flywheel.core.shader.WorldProgram;
import com.jozufozu.flywheel.core.shader.gamestate.FogStateProvider;
import com.jozufozu.flywheel.core.shader.gamestate.NormalDebugStateProvider;
import com.jozufozu.flywheel.event.GatherContextEvent;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.common.Mod;
@Mod.EventBusSubscriber(value = Dist.CLIENT, bus = Mod.EventBusSubscriber.Bus.MOD)
public class Contexts {
public static WorldContext<WorldProgram> WORLD;
public static WorldContext<CrumblingProgram> CRUMBLING;
@SubscribeEvent
public static void flwInit(GatherContextEvent event) {
Backend backend = event.getBackend();
SpecMetaRegistry.register(FogStateProvider.INSTANCE);
SpecMetaRegistry.register(NormalDebugStateProvider.INSTANCE);
SpecMetaRegistry.register(WorldFog.LINEAR);
SpecMetaRegistry.register(WorldFog.EXP2);
CRUMBLING = backend.register(new WorldContext<>(backend, CrumblingProgram::new)
.withName(Names.CRUMBLING)
.withBuiltin(ShaderType.FRAGMENT, Names.CRUMBLING, "/builtin.frag")
.withBuiltin(ShaderType.VERTEX, Names.CRUMBLING, "/builtin.vert"));
WORLD = backend.register(new WorldContext<>(backend, WorldProgram::new)
.withName(Names.WORLD)
.withBuiltin(ShaderType.FRAGMENT, Names.WORLD, "/builtin.frag")
.withBuiltin(ShaderType.VERTEX, Names.WORLD, "/builtin.vert"));
}
public static class Names {
public static final ResourceLocation CRUMBLING = new ResourceLocation(Flywheel.ID, "context/crumbling");
public static final ResourceLocation WORLD = new ResourceLocation(Flywheel.ID, "context/world");
}
}

17
src/main/java/com/jozufozu/flywheel/core/CrumblingInstanceManager.java
View file

@ -1,17 +0,0 @@
package com.jozufozu.flywheel.core;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import com.jozufozu.flywheel.backend.instancing.tile.TileInstanceManager;
import net.minecraft.util.math.BlockPos;
public class CrumblingInstanceManager extends TileInstanceManager {
public CrumblingInstanceManager() {
super(new MaterialManager<>(Contexts.CRUMBLING));
}
@Override
protected boolean shouldFrameUpdate(BlockPos worldPos, float lookX, float lookY, float lookZ, int cX, int cY, int cZ) {
return true;
}
}

31
src/main/java/com/jozufozu/flywheel/core/CrumblingProgram.java
View file

@ -1,31 +0,0 @@
package com.jozufozu.flywheel.core;
import static org.lwjgl.opengl.GL20.glUniform2f;
import java.util.List;
import com.jozufozu.flywheel.backend.loading.Program;
import com.jozufozu.flywheel.core.shader.WorldProgram;
import com.jozufozu.flywheel.core.shader.extension.IProgramExtension;
public class CrumblingProgram extends WorldProgram {
protected final int uTextureScale;
protected int uCrumbling;
public CrumblingProgram(Program program, List<IProgramExtension> extensions) {
super(program, extensions);
uTextureScale = getUniformLocation("uTextureScale");
}
@Override
protected void registerSamplers() {
super.registerSamplers();
uCrumbling = setSamplerBinding("uCrumbling", 4);
}
public void setTextureScale(float x, float y) {
glUniform2f(uTextureScale, x, y);
}
}

24
src/main/java/com/jozufozu/flywheel/core/Formats.java
View file

@ -1,24 +0,0 @@
package com.jozufozu.flywheel.core;
import com.jozufozu.flywheel.backend.gl.attrib.CommonAttributes;
import com.jozufozu.flywheel.backend.gl.attrib.MatrixAttributes;
import com.jozufozu.flywheel.backend.gl.attrib.VertexFormat;
public class Formats {
public static final VertexFormat UNLIT_MODEL = VertexFormat.builder()
.addAttributes(CommonAttributes.VEC3, CommonAttributes.NORMAL, CommonAttributes.UV)
.build();
public static final VertexFormat TRANSFORMED = litInstance()
.addAttributes(MatrixAttributes.MAT4,
MatrixAttributes.MAT3)
.build();
public static final VertexFormat ORIENTED = litInstance()
.addAttributes(CommonAttributes.VEC3, CommonAttributes.VEC3, CommonAttributes.QUATERNION)
.build();
public static VertexFormat.Builder litInstance() {
return VertexFormat.builder()
.addAttributes(CommonAttributes.LIGHT, CommonAttributes.RGBA);
}
}

61
src/main/java/com/jozufozu/flywheel/core/FullscreenQuad.java
View file

@ -1,61 +0,0 @@
package com.jozufozu.flywheel.core;
import org.lwjgl.opengl.GL20;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
import com.jozufozu.flywheel.backend.gl.GlVertexArray;
import com.jozufozu.flywheel.backend.gl.buffer.GlBuffer;
import com.jozufozu.flywheel.backend.gl.buffer.GlBufferType;
import net.minecraftforge.common.util.Lazy;
public class FullscreenQuad {
public static final Lazy<FullscreenQuad> INSTANCE = Lazy.of(FullscreenQuad::new);
private static final float[] vertices = {
// pos // tex
-1.0f, -1.0f, 0.0f, 0.0f,
1.0f, 1.0f, 1.0f, 1.0f,
-1.0f, 1.0f, 0.0f, 1.0f,
-1.0f, -1.0f, 0.0f, 0.0f,
1.0f, -1.0f, 1.0f, 0.0f,
1.0f, 1.0f, 1.0f, 1.0f
};
private static final int bufferSize = vertices.length * 4;
private final GlVertexArray vao;
private final GlBuffer vbo;
private FullscreenQuad() {
vbo = new GlBuffer(GlBufferType.ARRAY_BUFFER);
vbo.bind();
vbo.alloc(bufferSize);
vbo.getBuffer(0, bufferSize)
.putFloatArray(vertices)
.flush();
vao = new GlVertexArray();
vao.bind();
GL20.glEnableVertexAttribArray(0);
GL20.glVertexAttribPointer(0, 4, GlNumericType.FLOAT.getGlEnum(), false, 4 * 4, 0);
vao.unbind();
vbo.unbind();
}
public void draw() {
vao.bind();
GL20.glDrawArrays(GL20.GL_TRIANGLES, 0, 6);
vao.unbind();
}
public void delete() {
vao.delete();
vbo.delete();
}
}

35
src/main/java/com/jozufozu/flywheel/core/Materials.java
View file

@ -1,35 +0,0 @@
package com.jozufozu.flywheel.core;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.instancing.InstanceData;
import com.jozufozu.flywheel.backend.instancing.MaterialSpec;
import com.jozufozu.flywheel.core.materials.ModelData;
import com.jozufozu.flywheel.core.materials.OrientedData;
import com.jozufozu.flywheel.event.GatherContextEvent;
import com.simibubi.create.foundation.render.AllMaterialSpecs;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.common.Mod;
@Mod.EventBusSubscriber(value = Dist.CLIENT, bus = Mod.EventBusSubscriber.Bus.MOD)
public class Materials {
public static final MaterialSpec<OrientedData> ORIENTED = AllMaterialSpecs.register(new MaterialSpec<>(Locations.ORIENTED, Programs.ORIENTED, Formats.UNLIT_MODEL, Formats.ORIENTED, OrientedData::new));
public static final MaterialSpec<ModelData> TRANSFORMED = AllMaterialSpecs.register(new MaterialSpec<>(Locations.MODEL, Programs.TRANSFORMED, Formats.UNLIT_MODEL, Formats.TRANSFORMED, ModelData::new));
public static <D extends InstanceData> MaterialSpec<D> register(MaterialSpec<D> spec) {
return Backend.getInstance().register(spec);
}
@SubscribeEvent
public static void flwInit(GatherContextEvent event) {
register(ORIENTED);
register(TRANSFORMED);
}
public static class Locations {
public static final ResourceLocation MODEL = new ResourceLocation("create", "model");
public static final ResourceLocation ORIENTED = new ResourceLocation("create", "oriented");
}
}

56
src/main/java/com/jozufozu/flywheel/core/PartialModel.java
View file

@ -1,56 +0,0 @@
package com.jozufozu.flywheel.core;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import net.minecraft.client.renderer.model.IBakedModel;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.client.event.ModelBakeEvent;
import net.minecraftforge.client.event.ModelRegistryEvent;
import net.minecraftforge.client.model.ModelLoader;
/**
* A helper class for loading and accessing json models.
* <p>
* Creating a PartialModel will make the associated modelLocation automatically load.
* As such, PartialModels must be initialized at or before {@link ModelRegistryEvent}.
* Once {@link ModelBakeEvent} finishes, all PartialModels (with valid modelLocations)
* will have their bakedModel fields populated.
* <p>
* Attempting to create a PartialModel after ModelRegistryEvent will cause an error.
*/
public class PartialModel {
private static boolean tooLate = false;
private static final List<PartialModel> all = new ArrayList<>();
protected final ResourceLocation modelLocation;
protected IBakedModel bakedModel;
public PartialModel(ResourceLocation modelLocation) {
if (tooLate) throw new RuntimeException("PartialModel '" + modelLocation + "' loaded after ModelRegistryEvent");
this.modelLocation = modelLocation;
all.add(this);
}
public static void onModelRegistry(ModelRegistryEvent event) {
for (PartialModel partial : all)
ModelLoader.addSpecialModel(partial.modelLocation);
tooLate = true;
}
public static void onModelBake(ModelBakeEvent event) {
Map<ResourceLocation, IBakedModel> modelRegistry = event.getModelRegistry();
for (PartialModel partial : all)
partial.bakedModel = modelRegistry.get(partial.modelLocation);
}
public IBakedModel get() {
return bakedModel;
}
}

10
src/main/java/com/jozufozu/flywheel/core/Programs.java
View file

@ -1,10 +0,0 @@
package com.jozufozu.flywheel.core;
import com.jozufozu.flywheel.Flywheel;
import net.minecraft.util.ResourceLocation;
public class Programs {
public static final ResourceLocation TRANSFORMED = new ResourceLocation(Flywheel.ID, "model");
public static final ResourceLocation ORIENTED = new ResourceLocation(Flywheel.ID, "oriented");
}

174
src/main/java/com/jozufozu/flywheel/core/QuadConverter.java
View file

@ -1,174 +0,0 @@
package com.jozufozu.flywheel.core;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.EnumMap;
import java.util.Map;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.lwjgl.system.MemoryStack;
import org.lwjgl.system.MemoryUtil;
import com.jozufozu.flywheel.backend.gl.GlNumericType;
import com.jozufozu.flywheel.backend.gl.buffer.GlBuffer;
import com.jozufozu.flywheel.backend.gl.buffer.GlBufferType;
import com.jozufozu.flywheel.backend.model.ElementBuffer;
import com.jozufozu.flywheel.event.ReloadRenderersEvent;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.eventbus.api.EventPriority;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.common.Mod;
/**
* A class to manage EBOs that index quads as triangles.
*/
@Mod.EventBusSubscriber(value = Dist.CLIENT)
public class QuadConverter {
public static final int STARTING_CAPACITY = 42;
private static QuadConverter INSTANCE;
@Nonnull
public static QuadConverter getInstance() {
if (INSTANCE == null) {
INSTANCE = new QuadConverter(STARTING_CAPACITY); // 255 / 6 = 42
}
return INSTANCE;
}
@Nullable
public static QuadConverter getNullable() {
return INSTANCE;
}
Map<GlNumericType, GlBuffer> ebos;
int[] capacities;
public QuadConverter(int initialCapacity) {
this.ebos = new EnumMap<>(GlNumericType.class);
initCapacities();
fillBuffer(initialCapacity);
}
public ElementBuffer quads2Tris(int quads) {
int indexCount = quads * 6;
GlNumericType type = getSmallestIndexType(indexCount);
if (quads > getCapacity(type)) {
fillBuffer(quads, indexCount, type);
}
return new ElementBuffer(getBuffer(type), indexCount, type);
}
private void initCapacities() {
this.capacities = new int[GlNumericType.values().length];
}
private int getCapacity(GlNumericType type) {
return capacities[type.ordinal()];
}
private void updateCapacity(GlNumericType type, int capacity) {
if (getCapacity(type) < capacity) {
capacities[type.ordinal()] = capacity;
}
}
public void free() {
ebos.values().forEach(GlBuffer::delete);
ebos.clear();
initCapacities();
}
private void fillBuffer(int quads) {
int indexCount = quads * 6;
fillBuffer(quads, indexCount, getSmallestIndexType(indexCount));
}
private void fillBuffer(int quads, int indexCount, GlNumericType type) {
MemoryStack stack = MemoryStack.stackPush();
int bytes = indexCount * type.getByteWidth();
ByteBuffer indices;
if (bytes > stack.getSize()) {
indices = MemoryUtil.memAlloc(bytes); // not enough space on the preallocated stack
} else {
stack.push();
indices = stack.malloc(bytes);
}
indices.order(ByteOrder.nativeOrder());
fillBuffer(indices, type, quads);
GlBuffer buffer = getBuffer(type);
buffer.bind();
buffer.upload(indices);
buffer.unbind();
if (bytes > stack.getSize()) {
MemoryUtil.memFree(indices);
} else {
stack.pop();
}
updateCapacity(type, quads);
}
private void fillBuffer(ByteBuffer indices, GlNumericType type, int quads) {
for (int i = 0, max = 4 * quads; i < max; i += 4) {
// triangle a
type.castAndBuffer(indices, i);
type.castAndBuffer(indices, i + 1);
type.castAndBuffer(indices, i + 2);
// triangle b
type.castAndBuffer(indices, i);
type.castAndBuffer(indices, i + 2);
type.castAndBuffer(indices, i + 3);
}
indices.flip();
}
private GlBuffer getBuffer(GlNumericType type) {
return ebos.computeIfAbsent(type, $ -> new GlBuffer(GlBufferType.ELEMENT_ARRAY_BUFFER));
}
/**
* Given the needed number of indices, what is the smallest bit width type that can index everything? <br>
*
* <pre>
* | indexCount | type |
* |--------------|-------|
* | [0, 255) | byte |
* | [256, 65536) | short |
* | [65537, ) | int |
* </pre>
*/
private static GlNumericType getSmallestIndexType(int indexCount) {
indexCount = indexCount >>> 8;
if (indexCount == 0) {
return GlNumericType.UBYTE;
}
indexCount = indexCount >>> 8;
if (indexCount == 0) {
return GlNumericType.USHORT;
}
return GlNumericType.UINT;
}
// make sure this gets reset first so it has a chance to repopulate
@SubscribeEvent(priority = EventPriority.HIGHEST)
public static void onRendererReload(ReloadRenderersEvent event) {
if (INSTANCE != null) INSTANCE.free();
}
}

31
src/main/java/com/jozufozu/flywheel/core/StitchedSprite.java
View file

@ -1,31 +0,0 @@
package com.jozufozu.flywheel.core;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.texture.TextureAtlasSprite;
import net.minecraft.inventory.container.PlayerContainer;
import net.minecraft.util.ResourceLocation;
public class StitchedSprite {
private final ResourceLocation loc;
TextureAtlasSprite sprite;
public StitchedSprite(ResourceLocation loc) {
this.loc = loc;
}
public ResourceLocation getLoc() {
return loc;
}
public TextureAtlasSprite getSprite() {
if (sprite == null) {
sprite = Minecraft.getInstance()
.getSpriteAtlas(PlayerContainer.BLOCK_ATLAS_TEXTURE)
.apply(loc);
}
return sprite;
}
}

165
src/main/java/com/jozufozu/flywheel/core/WorldContext.java
View file

@ -1,165 +0,0 @@
package com.jozufozu.flywheel.core;
import java.util.EnumMap;
import java.util.Map;
import java.util.function.Supplier;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Stream;
import com.jozufozu.flywheel.backend.Backend;
import com.jozufozu.flywheel.backend.ResourceUtil;
import com.jozufozu.flywheel.backend.ShaderContext;
import com.jozufozu.flywheel.backend.ShaderSources;
import com.jozufozu.flywheel.backend.gl.shader.ShaderType;
import com.jozufozu.flywheel.backend.instancing.MaterialManager;
import com.jozufozu.flywheel.backend.instancing.MaterialSpec;
import com.jozufozu.flywheel.backend.loading.InstancedArraysTemplate;
import com.jozufozu.flywheel.backend.loading.Program;
import com.jozufozu.flywheel.backend.loading.ProgramTemplate;
import com.jozufozu.flywheel.backend.loading.Shader;
import com.jozufozu.flywheel.backend.loading.ShaderLoadingException;
import com.jozufozu.flywheel.backend.loading.ShaderTransformer;
import com.jozufozu.flywheel.core.shader.ExtensibleGlProgram;
import com.jozufozu.flywheel.core.shader.IMultiProgram;
import com.jozufozu.flywheel.core.shader.StateSensitiveMultiProgram;
import com.jozufozu.flywheel.core.shader.WorldProgram;
import com.jozufozu.flywheel.util.WorldAttached;
import net.minecraft.util.ResourceLocation;
import net.minecraft.world.IWorld;
public class WorldContext<P extends WorldProgram> extends ShaderContext<P> {
private static final String declaration = "#flwbuiltins";
private static final Pattern builtinPattern = Pattern.compile(declaration);
protected ResourceLocation name;
protected Supplier<Stream<ResourceLocation>> specStream;
protected TemplateFactory templateFactory;
private final WorldAttached<MaterialManager<P>> materialManager = new WorldAttached<>($ -> new MaterialManager<>(this));
private final Map<ShaderType, ResourceLocation> builtins = new EnumMap<>(ShaderType.class);
private final Map<ShaderType, String> builtinSources = new EnumMap<>(ShaderType.class);
private final ExtensibleGlProgram.Factory<P> factory;
public WorldContext(Backend backend, ExtensibleGlProgram.Factory<P> factory) {
super(backend);
this.factory = factory;
specStream = () -> backend.allMaterials()
.stream()
.map(MaterialSpec::getProgramName);
templateFactory = InstancedArraysTemplate::new;
}
public WorldContext<P> withName(ResourceLocation name) {
this.name = name;
return this;
}
public WorldContext<P> withBuiltin(ShaderType shaderType, ResourceLocation folder, String file) {
return withBuiltin(shaderType, ResourceUtil.subPath(folder, file));
}
public WorldContext<P> withBuiltin(ShaderType shaderType, ResourceLocation file) {
builtins.put(shaderType, file);
return this;
}
public MaterialManager<P> getMaterialManager(IWorld world) {
return materialManager.get(world);
}
public WorldContext<P> withSpecStream(Supplier<Stream<ResourceLocation>> specStream) {
this.specStream = specStream;
return this;
}
public WorldContext<P> withTemplateFactory(TemplateFactory templateFactory) {
this.templateFactory = templateFactory;
return this;
}
protected ShaderTransformer transformer;
protected ProgramTemplate template;
@Override
public void load() {
programs.values().forEach(IMultiProgram::delete);
programs.clear();
Backend.log.info("Loading context '{}'", name);
try {
builtins.forEach((type, resourceLocation) -> builtinSources.put(type, backend.sources.getShaderSource(resourceLocation)));
} catch (ShaderLoadingException e) {
backend.sources.notifyError();
Backend.log.error(String.format("Could not find builtin: %s", e.getMessage()));
return;
}
template = templateFactory.create(backend.sources);
transformer = new ShaderTransformer()
.pushStage(this::injectBuiltins)
.pushStage(Shader::processIncludes)
.pushStage(template)
.pushStage(Shader::processIncludes);
specStream.get()
.map(backend::getSpec)
.forEach(spec -> {
try {
programs.put(spec.name, new StateSensitiveMultiProgram<>(factory, this, spec));
Backend.log.debug("Loaded program {}", spec.name);
} catch (Exception e) {
Backend.log.error("Program '{}': {}", spec.name, e);
backend.sources.notifyError();
}
});
}
@Override
public void delete() {
super.delete();
materialManager.forEach(MaterialManager::delete);
}
@Override
protected Shader getSource(ShaderType type, ResourceLocation name) {
Shader source = super.getSource(type, name);
transformer.transformSource(source);
return source;
}
@Override
protected Program link(Program program) {
template.attachAttributes(program);
return super.link(program);
}
/**
* Replace #flwbuiltins with whatever expansion this context provides for the given shader.
*/
public void injectBuiltins(Shader shader) {
Matcher matcher = builtinPattern.matcher(shader.getSource());
if (matcher.find())
shader.setSource(matcher.replaceFirst(builtinSources.get(shader.type)));
else
throw new ShaderLoadingException(String.format("%s is missing %s, cannot use in World Context", shader.type.name, declaration));
}
public interface TemplateFactory {
ProgramTemplate create(ShaderSources loader);
}
}

61
src/main/java/com/jozufozu/flywheel/core/instancing/ConditionalInstance.java
View file

@ -1,61 +0,0 @@
package com.jozufozu.flywheel.core.instancing;
import java.util.Optional;
import java.util.function.Consumer;
import javax.annotation.Nullable;
import com.jozufozu.flywheel.backend.instancing.InstanceData;
import com.jozufozu.flywheel.backend.instancing.Instancer;
public class ConditionalInstance<D extends InstanceData> {
final Instancer<D> model;
ICondition condition;
Consumer<D> setupFunc;
@Nullable
private D instance;
public ConditionalInstance(Instancer<D> model) {
this.model = model;
this.condition = () -> true;
}
public ConditionalInstance<D> withSetupFunc(Consumer<D> setupFunc) {
this.setupFunc = setupFunc;
return this;
}
public ConditionalInstance<D> withCondition(ICondition condition) {
this.condition = condition;
return this;
}
public ConditionalInstance<D> update() {
boolean shouldShow = condition.shouldShow();
if (shouldShow && instance == null) {
instance = model.createInstance();
if (setupFunc != null) setupFunc.accept(instance);
} else if (!shouldShow && instance != null) {
instance.delete();
instance = null;
}
return this;
}
public Optional<D> get() {
return Optional.ofNullable(instance);
}
public void delete() {
if (instance != null) instance.delete();
}
@FunctionalInterface
public interface ICondition {
boolean shouldShow();
}
}

84
src/main/java/com/jozufozu/flywheel/core/instancing/GroupInstance.java
View file

@ -1,84 +0,0 @@
package com.jozufozu.flywheel.core.instancing;
import java.util.AbstractCollection;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import com.jozufozu.flywheel.backend.instancing.InstanceData;
import com.jozufozu.flywheel.backend.instancing.Instancer;
public class GroupInstance<D extends InstanceData> extends AbstractCollection<D> {
final Instancer<D> model;
final List<D> backing;
public GroupInstance(Instancer<D> model) {
this.model = model;
this.backing = new ArrayList<>();
}
public GroupInstance(Instancer<D> model, int size) {
this.model = model;
this.backing = new ArrayList<>(size);
for (int i = 0; i < size; i++) {
addInstance();
}
}
/**
* @param count
* @return True if the number of elements changed.
*/
public boolean resize(int count) {
int size = size();
if (count == size) return false;
if (count <= 0) {
clear();
return size > 0;
}
if (count > size) {
for (int i = size; i < count; i++) {
addInstance();
}
} else {
List<D> unnecessary = backing.subList(count, size);
unnecessary.forEach(InstanceData::delete);
unnecessary.clear();
}
return true;
}
public InstanceData addInstance() {
D instance = model.createInstance();
backing.add(instance);
return instance;
}
public D get(int index) {
return backing.get(index);
}
@Override
public Iterator<D> iterator() {
return backing.iterator();
}
@Override
public int size() {
return backing.size();
}
@Override
public void clear() {
backing.forEach(InstanceData::delete);
backing.clear();
}
}

61
src/main/java/com/jozufozu/flywheel/core/instancing/SelectInstance.java
View file

@ -1,61 +0,0 @@
package com.jozufozu.flywheel.core.instancing;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import javax.annotation.Nullable;
import com.jozufozu.flywheel.backend.instancing.InstanceData;
import com.jozufozu.flywheel.backend.instancing.Instancer;
public class SelectInstance<D extends InstanceData> {
final List<Instancer<D>> models;
ModelSelector selector;
private int last = -1;
@Nullable
private D current;
public SelectInstance(ModelSelector selector) {
this.models = new ArrayList<>();
this.selector = selector;
}
public SelectInstance<D> addModel(Instancer<D> model) {
models.add(model);
return this;
}
public SelectInstance<D> update() {
int i = selector.modelIndexToShow();
if (i < 0 || i >= models.size()) {
if (current != null) {
current.delete();
current = null;
}
} else if (i != last) {
if (current != null) current.delete();
current = models.get(i).createInstance();
}
last = i;
return this;
}
public Optional<D> get() {
return Optional.ofNullable(current);
}
public void delete() {
if (current != null) current.delete();
}
public interface ModelSelector {
int modelIndexToShow();
}
}

77
src/main/java/com/jozufozu/flywheel/core/materials/BasicData.java
View file

@ -1,77 +0,0 @@
package com.jozufozu.flywheel.core.materials;
import com.jozufozu.flywheel.backend.gl.buffer.MappedBuffer;
import com.jozufozu.flywheel.backend.instancing.InstanceData;
import com.jozufozu.flywheel.backend.instancing.Instancer;
public abstract class BasicData extends InstanceData implements IFlatLight<BasicData> {
protected byte blockLight;
protected byte skyLight;
protected byte r = (byte) 0xFF;
protected byte g = (byte) 0xFF;
protected byte b = (byte) 0xFF;
protected byte a = (byte) 0xFF;
public BasicData(Instancer<?> owner) {
super(owner);
}
@Override
public BasicData setBlockLight(int blockLight) {
this.blockLight = (byte) (blockLight << 4);
markDirty();
return this;
}
@Override
public BasicData setSkyLight(int skyLight) {
this.skyLight = (byte) (skyLight << 4);
markDirty();
return this;
}
public BasicData setColor(int color) {
return setColor(color, false);
}
public BasicData setColor(int color, boolean alpha) {
byte r = (byte) ((color >> 16) & 0xFF);
byte g = (byte) ((color >> 8) & 0xFF);
byte b = (byte) (color & 0xFF);
if (alpha) {
byte a = (byte) ((color >> 24) & 0xFF);
return setColor(r, g, b, a);
} else {
return setColor(r, g, b);
}
}
public BasicData setColor(int r, int g, int b) {
return setColor((byte) r, (byte) g, (byte) b);
}
public BasicData setColor(byte r, byte g, byte b) {
this.r = r;
this.g = g;
this.b = b;
markDirty();
return this;
}
public BasicData setColor(byte r, byte g, byte b, byte a) {
this.r = r;
this.g = g;
this.b = b;
this.a = a;
markDirty();
return this;
}
@Override
public void write(MappedBuffer buf) {
buf.putByteArray(new byte[]{blockLight, skyLight, r, g, b, a});
}
}

27
src/main/java/com/jozufozu/flywheel/core/materials/IFlatLight.java
View file

@ -1,27 +0,0 @@
package com.jozufozu.flywheel.core.materials;
import com.jozufozu.flywheel.backend.instancing.InstanceData;
/**
* An interface that implementors of {@link InstanceData} should also implement
* if they wish to make use of Flywheel's provided light update methods.
* <p>
* This only covers flat lighting, smooth lighting is still TODO.
*
* @param <D> The name of the class that implements this interface.
*/
public interface IFlatLight<D extends InstanceData & IFlatLight<D>> {
/**
* @param blockLight An integer in the range [0, 15] representing the
* amount of block light this instance should receive.
* @return <code>this</code>
*/
D setBlockLight(int blockLight);
/**
* @param skyLight An integer in the range [0, 15] representing the
* amount of sky light this instance should receive.
* @return <code>this</code>
*/
D setSkyLight(int skyLight);
}

28
src/main/java/com/jozufozu/flywheel/core/materials/ModelData.java
View file

@ -1,28 +0,0 @@
package com.jozufozu.flywheel.core.materials;
import com.jozufozu.flywheel.backend.gl.buffer.MappedBuffer;
import com.jozufozu.flywheel.backend.instancing.Instancer;
import com.jozufozu.flywheel.util.RenderUtil;
import com.mojang.blaze3d.matrix.MatrixStack;
public class ModelData extends BasicData {
private static final float[] empty = new float[25];
private float[] matrices = empty;
public ModelData(Instancer<?> owner) {
super(owner);
}
public ModelData setTransform(MatrixStack stack) {
matrices = RenderUtil.writeMatrixStack(stack);
markDirty();
return this;
}
@Override
public void write(MappedBuffer buf) {
super.write(buf);
buf.putFloatArray(matrices);
}
}

99
src/main/java/com/jozufozu/flywheel/core/materials/OrientedData.java
View file

@ -1,99 +0,0 @@
package com.jozufozu.flywheel.core.materials;
import com.jozufozu.flywheel.backend.gl.buffer.MappedBuffer;
import com.jozufozu.flywheel.backend.instancing.Instancer;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.vector.Quaternion;
import net.minecraft.util.math.vector.Vector3d;
import net.minecraft.util.math.vector.Vector3f;
public class OrientedData extends BasicData {
private float posX;
private float posY;
private float posZ;
private float pivotX = 0.5f;
private float pivotY = 0.5f;
private float pivotZ = 0.5f;
private float qX;
private float qY;
private float qZ;
private float qW;
public OrientedData(Instancer<?> owner) {
super(owner);
}
public OrientedData setPosition(BlockPos pos) {
return setPosition(pos.getX(), pos.getY(), pos.getZ());
}
public OrientedData setPosition(Vector3f pos) {
return setPosition(pos.getX(), pos.getY(), pos.getZ());
}
public OrientedData setPosition(float x, float y, float z) {
this.posX = x;
this.posY = y;
this.posZ = z;
markDirty();
return this;
}
public OrientedData nudge(float x, float y, float z) {
this.posX += x;
this.posY += y;
this.posZ += z;
markDirty();
return this;
}
public OrientedData setPivot(Vector3f pos) {
return setPosition(pos.getX(), pos.getY(), pos.getZ());
}
public OrientedData setPivot(Vector3d pos) {
return setPosition((float) pos.getX(), (float) pos.getY(), (float) pos.getZ());
}
public OrientedData setPivot(float x, float y, float z) {
this.pivotX = x;
this.pivotY = y;
this.pivotZ = z;
markDirty();
return this;
}
public OrientedData setRotation(Quaternion q) {
return setRotation(q.getX(), q.getY(), q.getZ(), q.getW());
}
public OrientedData setRotation(float x, float y, float z, float w) {
this.qX = x;
this.qY = y;
this.qZ = z;
this.qW = w;
markDirty();
return this;
}
@Override
public void write(MappedBuffer buf) {
super.write(buf);
buf.putFloatArray(new float[]{
posX,
posY,
posZ,
pivotX,
pivotY,
pivotZ,
qX,
qY,
qZ,
qW
});
}
}

71
src/main/java/com/jozufozu/flywheel/core/shader/ExtensibleGlProgram.java
View file

@ -1,71 +0,0 @@
package com.jozufozu.flywheel.core.shader;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import com.jozufozu.flywheel.backend.gl.shader.GlProgram;
import com.jozufozu.flywheel.backend.loading.Program;
import com.jozufozu.flywheel.core.shader.extension.IExtensionInstance;
import com.jozufozu.flywheel.core.shader.extension.IProgramExtension;
/**
* A shader program that be arbitrarily "extended". This class can take in any number of program extensions, and
* will initialize them and then call their {@link IExtensionInstance#bind() bind} function every subsequent time this
* program is bound. An "extension" is something that interacts with the shader program in a way that is invisible to
* the caller using the program. This is used by some programs to implement the different fog modes. Other uses might
* include binding extra textures to allow for blocks to have normal maps, for example. As the extensions are
* per-program, this also allows for same extra specialization within a
* {@link com.jozufozu.flywheel.backend.ShaderContext ShaderContext}.
*/
public class ExtensibleGlProgram extends GlProgram {
protected final List<IExtensionInstance> extensions;
public ExtensibleGlProgram(Program program, @Nullable List<IProgramExtension> extensions) {
super(program);
if (extensions != null) {
List<IExtensionInstance> list = new ArrayList<>();
for (IProgramExtension e : extensions) {
IExtensionInstance extension = e.create(this);
list.add(extension);
}
this.extensions = list;
} else {
this.extensions = Collections.emptyList();
}
}
@Override
public void bind() {
super.bind();
extensions.forEach(IExtensionInstance::bind);
}
@Override
public String toString() {
return "ExtensibleGlProgram{" +
"name=" + name +
", extensions=" + extensions +
'}';
}
/**
* A factory interface to create {@link GlProgram}s parameterized by a list of extensions. This doesn't necessarily
* have to return an {@link ExtensibleGlProgram} if implementors want more flexibility for whatever reason.
*/
public interface Factory<P extends GlProgram> {
@Nonnull
P create(Program program, @Nullable List<IProgramExtension> extensions);
default P create(Program program) {
return create(program, null);
}
}
}

60
src/main/java/com/jozufozu/flywheel/core/shader/FogMode.java
View file

@ -1,60 +0,0 @@
package com.jozufozu.flywheel.core.shader;
import org.lwjgl.opengl.GL20;
import com.jozufozu.flywheel.Flywheel;
import com.jozufozu.flywheel.backend.gl.shader.GlProgram;
import com.jozufozu.flywheel.core.shader.extension.IExtensionInstance;
import net.minecraft.util.ResourceLocation;
public abstract class FogMode {
public static class Linear implements IExtensionInstance {
public static final ResourceLocation NAME = new ResourceLocation(Flywheel.ID, "fog_linear");
private final int uFogColor;
private final int uFogRange;
public Linear(GlProgram program) {
this.uFogColor = program.getUniformLocation("uFogColor");
this.uFogRange = program.getUniformLocation("uFogRange");
}
@Override
public void bind() {
GL20.glUniform2f(uFogRange, GlFog.getFogStart(), GlFog.getFogEnd());
GL20.glUniform4fv(uFogColor, GlFog.FOG_COLOR);
}
@Override
public ResourceLocation name() {
return NAME;
}
}
public static class Exp2 implements IExtensionInstance {
public static final ResourceLocation NAME = new ResourceLocation(Flywheel.ID, "fog_exp2");
private final int uFogColor;
private final int uFogDensity;
public Exp2(GlProgram program) {
this.uFogColor = program.getUniformLocation("uFogColor");
this.uFogDensity = program.getUniformLocation("uFogDensity");
}
@Override
public void bind() {
GL20.glUniform1f(uFogDensity, GlFog.getFogDensity());
GL20.glUniform4fv(uFogColor, GlFog.FOG_COLOR);
}
@Override
public ResourceLocation name() {
return NAME;
}
}
}

Some files were not shown because too many files have changed in this diff Show more