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godot/servers/rendering/renderer_rd/forward_mobile/scene_shader_forward_mobile.cpp
Lyuma aca4b737f1 8 uvs for glTF2, URI decode and Vertex Custom api. 
Add glTF2 uri decode for paths.

Add vertex custom apis.

Add scene importer api.

Change Color to float; add support for float-based custom channels in SurfaceTool and EditorSceneImporterMesh

Co-authored-by: darth negative hunter
 <thenegativehunter2@users.noreply.github.com>
2021-09-10 09:16:48 -07:00

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/*************************************************************************/
/* scene_shader_forward_mobile.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "scene_shader_forward_mobile.h"
#include "core/config/project_settings.h"
#include "core/math/math_defs.h"
#include "render_forward_mobile.h"
#include "servers/rendering/renderer_rd/renderer_compositor_rd.h"
using namespace RendererSceneRenderImplementation;
/* ShaderData */
void SceneShaderForwardMobile::ShaderData::set_code(const String &p_code) {
//compile
code = p_code;
valid = false;
ubo_size = 0;
uniforms.clear();
uses_screen_texture = false;
if (code == String()) {
return; //just invalid, but no error
}
ShaderCompilerRD::GeneratedCode gen_code;
int blend_mode = BLEND_MODE_MIX;
int depth_testi = DEPTH_TEST_ENABLED;
int alpha_antialiasing_mode = ALPHA_ANTIALIASING_OFF;
int cull = CULL_BACK;
uses_point_size = false;
uses_alpha = false;
uses_blend_alpha = false;
uses_depth_pre_pass = false;
uses_discard = false;
uses_roughness = false;
uses_normal = false;
bool wireframe = false;
unshaded = false;
uses_vertex = false;
uses_sss = false;
uses_transmittance = false;
uses_screen_texture = false;
uses_depth_texture = false;
uses_normal_texture = false;
uses_time = false;
writes_modelview_or_projection = false;
uses_world_coordinates = false;
uses_particle_trails = false;
int depth_drawi = DEPTH_DRAW_OPAQUE;
ShaderCompilerRD::IdentifierActions actions;
actions.entry_point_stages["vertex"] = ShaderCompilerRD::STAGE_VERTEX;
actions.entry_point_stages["fragment"] = ShaderCompilerRD::STAGE_FRAGMENT;
actions.entry_point_stages["light"] = ShaderCompilerRD::STAGE_FRAGMENT;
actions.render_mode_values["blend_add"] = Pair<int *, int>(&blend_mode, BLEND_MODE_ADD);
actions.render_mode_values["blend_mix"] = Pair<int *, int>(&blend_mode, BLEND_MODE_MIX);
actions.render_mode_values["blend_sub"] = Pair<int *, int>(&blend_mode, BLEND_MODE_SUB);
actions.render_mode_values["blend_mul"] = Pair<int *, int>(&blend_mode, BLEND_MODE_MUL);
actions.render_mode_values["alpha_to_coverage"] = Pair<int *, int>(&alpha_antialiasing_mode, ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE);
actions.render_mode_values["alpha_to_coverage_and_one"] = Pair<int *, int>(&alpha_antialiasing_mode, ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE_AND_TO_ONE);
actions.render_mode_values["depth_draw_never"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_DISABLED);
actions.render_mode_values["depth_draw_opaque"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_OPAQUE);
actions.render_mode_values["depth_draw_always"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_ALWAYS);
actions.render_mode_values["depth_test_disabled"] = Pair<int *, int>(&depth_testi, DEPTH_TEST_DISABLED);
actions.render_mode_values["cull_disabled"] = Pair<int *, int>(&cull, CULL_DISABLED);
actions.render_mode_values["cull_front"] = Pair<int *, int>(&cull, CULL_FRONT);
actions.render_mode_values["cull_back"] = Pair<int *, int>(&cull, CULL_BACK);
actions.render_mode_flags["unshaded"] = &unshaded;
actions.render_mode_flags["wireframe"] = &wireframe;
actions.render_mode_flags["particle_trails"] = &uses_particle_trails;
actions.usage_flag_pointers["ALPHA"] = &uses_alpha;
actions.render_mode_flags["depth_prepass_alpha"] = &uses_depth_pre_pass;
// actions.usage_flag_pointers["SSS_STRENGTH"] = &uses_sss;
// actions.usage_flag_pointers["SSS_TRANSMITTANCE_DEPTH"] = &uses_transmittance;
actions.usage_flag_pointers["SCREEN_TEXTURE"] = &uses_screen_texture;
actions.usage_flag_pointers["DEPTH_TEXTURE"] = &uses_depth_texture;
actions.usage_flag_pointers["NORMAL_TEXTURE"] = &uses_normal_texture;
actions.usage_flag_pointers["DISCARD"] = &uses_discard;
actions.usage_flag_pointers["TIME"] = &uses_time;
actions.usage_flag_pointers["ROUGHNESS"] = &uses_roughness;
actions.usage_flag_pointers["NORMAL"] = &uses_normal;
actions.usage_flag_pointers["NORMAL_MAP"] = &uses_normal;
actions.usage_flag_pointers["POINT_SIZE"] = &uses_point_size;
actions.usage_flag_pointers["POINT_COORD"] = &uses_point_size;
actions.write_flag_pointers["MODELVIEW_MATRIX"] = &writes_modelview_or_projection;
actions.write_flag_pointers["PROJECTION_MATRIX"] = &writes_modelview_or_projection;
actions.write_flag_pointers["VERTEX"] = &uses_vertex;
actions.uniforms = &uniforms;
SceneShaderForwardMobile *shader_singleton = (SceneShaderForwardMobile *)SceneShaderForwardMobile::singleton;
Error err = shader_singleton->compiler.compile(RS::SHADER_SPATIAL, code, &actions, path, gen_code);
ERR_FAIL_COND_MSG(err != OK, "Shader compilation failed.");
if (version.is_null()) {
version = shader_singleton->shader.version_create();
}
depth_draw = DepthDraw(depth_drawi);
depth_test = DepthTest(depth_testi);
#if 0
print_line("**compiling shader:");
print_line("**defines:\n");
for (int i = 0; i < gen_code.defines.size(); i++) {
print_line(gen_code.defines[i]);
}
Map<String, String>::Element * el = gen_code.code.front();
while (el) {
print_line("\n**code " + el->key() + ":\n" + el->value());
el = el->next();
}
print_line("\n**uniforms:\n" + gen_code.uniforms);
print_line("\n**vertex_globals:\n" + gen_code.stage_globals[ShaderCompilerRD::STAGE_VERTEX]);
print_line("\n**fragment_globals:\n" + gen_code.stage_globals[ShaderCompilerRD::STAGE_FRAGMENT]);
#endif
shader_singleton->shader.version_set_code(version, gen_code.code, gen_code.uniforms, gen_code.stage_globals[ShaderCompilerRD::STAGE_VERTEX], gen_code.stage_globals[ShaderCompilerRD::STAGE_FRAGMENT], gen_code.defines);
ERR_FAIL_COND(!shader_singleton->shader.version_is_valid(version));
ubo_size = gen_code.uniform_total_size;
ubo_offsets = gen_code.uniform_offsets;
texture_uniforms = gen_code.texture_uniforms;
//blend modes
// if any form of Alpha Antialiasing is enabled, set the blend mode to alpha to coverage
if (alpha_antialiasing_mode != ALPHA_ANTIALIASING_OFF) {
blend_mode = BLEND_MODE_ALPHA_TO_COVERAGE;
}
RD::PipelineColorBlendState::Attachment blend_attachment;
switch (blend_mode) {
case BLEND_MODE_MIX: {
blend_attachment.enable_blend = true;
blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
} break;
case BLEND_MODE_ADD: {
blend_attachment.enable_blend = true;
blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE;
blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
uses_blend_alpha = true; //force alpha used because of blend
} break;
case BLEND_MODE_SUB: {
blend_attachment.enable_blend = true;
blend_attachment.alpha_blend_op = RD::BLEND_OP_SUBTRACT;
blend_attachment.color_blend_op = RD::BLEND_OP_SUBTRACT;
blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE;
blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
uses_blend_alpha = true; //force alpha used because of blend
} break;
case BLEND_MODE_MUL: {
blend_attachment.enable_blend = true;
blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_DST_COLOR;
blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ZERO;
blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_DST_ALPHA;
blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ZERO;
uses_blend_alpha = true; //force alpha used because of blend
} break;
case BLEND_MODE_ALPHA_TO_COVERAGE: {
blend_attachment.enable_blend = true;
blend_attachment.alpha_blend_op = RD::BLEND_OP_ADD;
blend_attachment.color_blend_op = RD::BLEND_OP_ADD;
blend_attachment.src_color_blend_factor = RD::BLEND_FACTOR_SRC_ALPHA;
blend_attachment.dst_color_blend_factor = RD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
blend_attachment.src_alpha_blend_factor = RD::BLEND_FACTOR_ONE;
blend_attachment.dst_alpha_blend_factor = RD::BLEND_FACTOR_ZERO;
}
}
RD::PipelineColorBlendState blend_state_blend;
blend_state_blend.attachments.push_back(blend_attachment);
RD::PipelineColorBlendState blend_state_opaque = RD::PipelineColorBlendState::create_disabled(1);
RD::PipelineColorBlendState blend_state_opaque_specular = RD::PipelineColorBlendState::create_disabled(2);
RD::PipelineColorBlendState blend_state_depth_normal_roughness = RD::PipelineColorBlendState::create_disabled(1);
RD::PipelineColorBlendState blend_state_depth_normal_roughness_giprobe = RD::PipelineColorBlendState::create_disabled(2);
//update pipelines
RD::PipelineDepthStencilState depth_stencil_state;
if (depth_test != DEPTH_TEST_DISABLED) {
depth_stencil_state.enable_depth_test = true;
depth_stencil_state.depth_compare_operator = RD::COMPARE_OP_LESS_OR_EQUAL;
depth_stencil_state.enable_depth_write = depth_draw != DEPTH_DRAW_DISABLED ? true : false;
}
for (int i = 0; i < CULL_VARIANT_MAX; i++) {
RD::PolygonCullMode cull_mode_rd_table[CULL_VARIANT_MAX][3] = {
{ RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_FRONT, RD::POLYGON_CULL_BACK },
{ RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_BACK, RD::POLYGON_CULL_FRONT },
{ RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_DISABLED, RD::POLYGON_CULL_DISABLED }
};
RD::PolygonCullMode cull_mode_rd = cull_mode_rd_table[i][cull];
for (int j = 0; j < RS::PRIMITIVE_MAX; j++) {
RD::RenderPrimitive primitive_rd_table[RS::PRIMITIVE_MAX] = {
RD::RENDER_PRIMITIVE_POINTS,
RD::RENDER_PRIMITIVE_LINES,
RD::RENDER_PRIMITIVE_LINESTRIPS,
RD::RENDER_PRIMITIVE_TRIANGLES,
RD::RENDER_PRIMITIVE_TRIANGLE_STRIPS,
};
RD::RenderPrimitive primitive_rd = uses_point_size ? RD::RENDER_PRIMITIVE_POINTS : primitive_rd_table[j];
for (int k = 0; k < SHADER_VERSION_MAX; k++) {
if (!static_cast<SceneShaderForwardMobile *>(singleton)->shader.is_variant_enabled(k)) {
continue;
}
RD::PipelineRasterizationState raster_state;
raster_state.cull_mode = cull_mode_rd;
raster_state.wireframe = wireframe;
RD::PipelineColorBlendState blend_state;
RD::PipelineDepthStencilState depth_stencil = depth_stencil_state;
RD::PipelineMultisampleState multisample_state;
if (uses_alpha || uses_blend_alpha) {
// only allow these flags to go through if we have some form of msaa
if (alpha_antialiasing_mode == ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE) {
multisample_state.enable_alpha_to_coverage = true;
} else if (alpha_antialiasing_mode == ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE_AND_TO_ONE) {
multisample_state.enable_alpha_to_coverage = true;
multisample_state.enable_alpha_to_one = true;
}
if (k == SHADER_VERSION_COLOR_PASS || k == SHADER_VERSION_COLOR_PASS_MULTIVIEW || k == SHADER_VERSION_LIGHTMAP_COLOR_PASS || k == SHADER_VERSION_LIGHTMAP_COLOR_PASS_MULTIVIEW) {
blend_state = blend_state_blend;
if (depth_draw == DEPTH_DRAW_OPAQUE) {
depth_stencil.enable_depth_write = false; //alpha does not draw depth
}
} else if (k == SHADER_VERSION_SHADOW_PASS || k == SHADER_VERSION_SHADOW_PASS_MULTIVIEW || k == SHADER_VERSION_SHADOW_PASS_DP) {
//none, blend state contains nothing
} else if (k == SHADER_VERSION_DEPTH_PASS_WITH_MATERIAL) {
blend_state = RD::PipelineColorBlendState::create_disabled(5); //writes to normal and roughness in opaque way
} else {
pipelines[i][j][k].clear();
continue; // do not use this version (will error if using it is attempted)
}
} else {
if (k == SHADER_VERSION_COLOR_PASS || k == SHADER_VERSION_COLOR_PASS_MULTIVIEW || k == SHADER_VERSION_LIGHTMAP_COLOR_PASS || k == SHADER_VERSION_LIGHTMAP_COLOR_PASS_MULTIVIEW) {
blend_state = blend_state_opaque;
} else if (k == SHADER_VERSION_SHADOW_PASS || k == SHADER_VERSION_SHADOW_PASS_MULTIVIEW || k == SHADER_VERSION_SHADOW_PASS_DP) {
//none, leave empty
} else if (k == SHADER_VERSION_DEPTH_PASS_WITH_MATERIAL) {
blend_state = RD::PipelineColorBlendState::create_disabled(5); //writes to normal and roughness in opaque way
} else {
// ???
}
}
RID shader_variant = shader_singleton->shader.version_get_shader(version, k);
pipelines[i][j][k].setup(shader_variant, primitive_rd, raster_state, multisample_state, depth_stencil, blend_state, 0, singleton->default_specialization_constants);
}
}
}
valid = true;
}
void SceneShaderForwardMobile::ShaderData::set_default_texture_param(const StringName &p_name, RID p_texture) {
if (!p_texture.is_valid()) {
default_texture_params.erase(p_name);
} else {
default_texture_params[p_name] = p_texture;
}
}
void SceneShaderForwardMobile::ShaderData::get_param_list(List<PropertyInfo> *p_param_list) const {
Map<int, StringName> order;
for (Map<StringName, ShaderLanguage::ShaderNode::Uniform>::Element *E = uniforms.front(); E; E = E->next()) {
if (E->get().scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_LOCAL) {
continue;
}
if (E->get().texture_order >= 0) {
order[E->get().texture_order + 100000] = E->key();
} else {
order[E->get().order] = E->key();
}
}
for (Map<int, StringName>::Element *E = order.front(); E; E = E->next()) {
PropertyInfo pi = ShaderLanguage::uniform_to_property_info(uniforms[E->get()]);
pi.name = E->get();
p_param_list->push_back(pi);
}
}
void SceneShaderForwardMobile::ShaderData::get_instance_param_list(List<RendererStorage::InstanceShaderParam> *p_param_list) const {
for (Map<StringName, ShaderLanguage::ShaderNode::Uniform>::Element *E = uniforms.front(); E; E = E->next()) {
if (E->get().scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) {
continue;
}
RendererStorage::InstanceShaderParam p;
p.info = ShaderLanguage::uniform_to_property_info(E->get());
p.info.name = E->key(); //supply name
p.index = E->get().instance_index;
p.default_value = ShaderLanguage::constant_value_to_variant(E->get().default_value, E->get().type, E->get().hint);
p_param_list->push_back(p);
}
}
bool SceneShaderForwardMobile::ShaderData::is_param_texture(const StringName &p_param) const {
if (!uniforms.has(p_param)) {
return false;
}
return uniforms[p_param].texture_order >= 0;
}
bool SceneShaderForwardMobile::ShaderData::is_animated() const {
return false;
}
bool SceneShaderForwardMobile::ShaderData::casts_shadows() const {
return false;
}
Variant SceneShaderForwardMobile::ShaderData::get_default_parameter(const StringName &p_parameter) const {
if (uniforms.has(p_parameter)) {
ShaderLanguage::ShaderNode::Uniform uniform = uniforms[p_parameter];
Vector<ShaderLanguage::ConstantNode::Value> default_value = uniform.default_value;
return ShaderLanguage::constant_value_to_variant(default_value, uniform.type, uniform.hint);
}
return Variant();
}
RS::ShaderNativeSourceCode SceneShaderForwardMobile::ShaderData::get_native_source_code() const {
SceneShaderForwardMobile *shader_singleton = (SceneShaderForwardMobile *)SceneShaderForwardMobile::singleton;
return shader_singleton->shader.version_get_native_source_code(version);
}
SceneShaderForwardMobile::ShaderData::ShaderData() :
shader_list_element(this) {
valid = false;
uses_screen_texture = false;
}
SceneShaderForwardMobile::ShaderData::~ShaderData() {
SceneShaderForwardMobile *shader_singleton = (SceneShaderForwardMobile *)SceneShaderForwardMobile::singleton;
ERR_FAIL_COND(!shader_singleton);
//pipeline variants will clear themselves if shader is gone
if (version.is_valid()) {
shader_singleton->shader.version_free(version);
}
}
RendererStorageRD::ShaderData *SceneShaderForwardMobile::_create_shader_func() {
ShaderData *shader_data = memnew(ShaderData);
singleton->shader_list.add(&shader_data->shader_list_element);
return shader_data;
}
void SceneShaderForwardMobile::MaterialData::set_render_priority(int p_priority) {
priority = p_priority - RS::MATERIAL_RENDER_PRIORITY_MIN; //8 bits
}
void SceneShaderForwardMobile::MaterialData::set_next_pass(RID p_pass) {
next_pass = p_pass;
}
bool SceneShaderForwardMobile::MaterialData::update_parameters(const Map<StringName, Variant> &p_parameters, bool p_uniform_dirty, bool p_textures_dirty) {
SceneShaderForwardMobile *shader_singleton = (SceneShaderForwardMobile *)SceneShaderForwardMobile::singleton;
return update_parameters_uniform_set(p_parameters, p_uniform_dirty, p_textures_dirty, shader_data->uniforms, shader_data->ubo_offsets.ptr(), shader_data->texture_uniforms, shader_data->default_texture_params, shader_data->ubo_size, uniform_set, shader_singleton->shader.version_get_shader(shader_data->version, 0), RenderForwardMobile::MATERIAL_UNIFORM_SET, RD::BARRIER_MASK_RASTER);
}
SceneShaderForwardMobile::MaterialData::~MaterialData() {
free_parameters_uniform_set(uniform_set);
}
RendererStorageRD::MaterialData *SceneShaderForwardMobile::_create_material_func(ShaderData *p_shader) {
MaterialData *material_data = memnew(MaterialData);
material_data->shader_data = p_shader;
material_data->last_frame = false;
//update will happen later anyway so do nothing.
return material_data;
}
/* Scene Shader */
SceneShaderForwardMobile *SceneShaderForwardMobile::singleton = nullptr;
SceneShaderForwardMobile::SceneShaderForwardMobile() {
// there should be only one of these, contained within our RenderForwardMobile singleton.
singleton = this;
}
void SceneShaderForwardMobile::init(RendererStorageRD *p_storage, const String p_defines) {
storage = p_storage;
/* SCENE SHADER */
{
Vector<String> shader_versions;
shader_versions.push_back(""); // SHADER_VERSION_COLOR_PASS
shader_versions.push_back("\n#define USE_LIGHTMAP\n"); // SHADER_VERSION_LIGHTMAP_COLOR_PASS
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n"); // SHADER_VERSION_SHADOW_PASS, should probably change this to MODE_RENDER_SHADOW because we don't have a depth pass here...
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n#define MODE_DUAL_PARABOLOID\n"); // SHADER_VERSION_SHADOW_PASS_DP
shader_versions.push_back("\n#define MODE_RENDER_DEPTH\n#define MODE_RENDER_MATERIAL\n"); // SHADER_VERSION_DEPTH_PASS_WITH_MATERIAL
// multiview versions of our shaders
shader_versions.push_back("\n#define USE_MULTIVIEW\n"); // SHADER_VERSION_COLOR_PASS_MULTIVIEW
shader_versions.push_back("\n#define USE_MULTIVIEW\n#define USE_LIGHTMAP\n"); // SHADER_VERSION_LIGHTMAP_COLOR_PASS_MULTIVIEW
shader_versions.push_back("\n#define USE_MULTIVIEW\n#define MODE_RENDER_DEPTH\n"); // SHADER_VERSION_SHADOW_PASS_MULTIVIEW
shader.initialize(shader_versions, p_defines);
if (!RendererCompositorRD::singleton->is_xr_enabled()) {
shader.set_variant_enabled(SHADER_VERSION_COLOR_PASS_MULTIVIEW, false);
shader.set_variant_enabled(SHADER_VERSION_LIGHTMAP_COLOR_PASS_MULTIVIEW, false);
shader.set_variant_enabled(SHADER_VERSION_SHADOW_PASS_MULTIVIEW, false);
}
}
storage->shader_set_data_request_function(RendererStorageRD::SHADER_TYPE_3D, _create_shader_funcs);
storage->material_set_data_request_function(RendererStorageRD::SHADER_TYPE_3D, _create_material_funcs);
{
//shader compiler
ShaderCompilerRD::DefaultIdentifierActions actions;
actions.renames["WORLD_MATRIX"] = "world_matrix";
actions.renames["WORLD_NORMAL_MATRIX"] = "world_normal_matrix";
actions.renames["INV_CAMERA_MATRIX"] = "scene_data.inv_camera_matrix";
actions.renames["CAMERA_MATRIX"] = "scene_data.camera_matrix";
actions.renames["PROJECTION_MATRIX"] = "projection_matrix";
actions.renames["INV_PROJECTION_MATRIX"] = "inv_projection_matrix";
actions.renames["MODELVIEW_MATRIX"] = "modelview";
actions.renames["MODELVIEW_NORMAL_MATRIX"] = "modelview_normal";
actions.renames["VERTEX"] = "vertex";
actions.renames["NORMAL"] = "normal";
actions.renames["TANGENT"] = "tangent";
actions.renames["BINORMAL"] = "binormal";
actions.renames["POSITION"] = "position";
actions.renames["UV"] = "uv_interp";
actions.renames["UV2"] = "uv2_interp";
actions.renames["COLOR"] = "color_interp";
actions.renames["POINT_SIZE"] = "gl_PointSize";
actions.renames["INSTANCE_ID"] = "gl_InstanceIndex";
actions.renames["ALPHA_SCISSOR_THRESHOLD"] = "alpha_scissor_threshold";
actions.renames["ALPHA_HASH_SCALE"] = "alpha_hash_scale";
actions.renames["ALPHA_ANTIALIASING_EDGE"] = "alpha_antialiasing_edge";
actions.renames["ALPHA_TEXTURE_COORDINATE"] = "alpha_texture_coordinate";
//builtins
actions.renames["TIME"] = "scene_data.time";
actions.renames["PI"] = _MKSTR(Math_PI);
actions.renames["TAU"] = _MKSTR(Math_TAU);
actions.renames["E"] = _MKSTR(Math_E);
actions.renames["VIEWPORT_SIZE"] = "scene_data.viewport_size";
actions.renames["FRAGCOORD"] = "gl_FragCoord";
actions.renames["FRONT_FACING"] = "gl_FrontFacing";
actions.renames["NORMAL_MAP"] = "normal_map";
actions.renames["NORMAL_MAP_DEPTH"] = "normal_map_depth";
actions.renames["ALBEDO"] = "albedo";
actions.renames["ALPHA"] = "alpha";
actions.renames["METALLIC"] = "metallic";
actions.renames["SPECULAR"] = "specular";
actions.renames["ROUGHNESS"] = "roughness";
actions.renames["RIM"] = "rim";
actions.renames["RIM_TINT"] = "rim_tint";
actions.renames["CLEARCOAT"] = "clearcoat";
actions.renames["CLEARCOAT_GLOSS"] = "clearcoat_gloss";
actions.renames["ANISOTROPY"] = "anisotropy";
actions.renames["ANISOTROPY_FLOW"] = "anisotropy_flow";
actions.renames["SSS_STRENGTH"] = "sss_strength";
actions.renames["SSS_TRANSMITTANCE_COLOR"] = "transmittance_color";
actions.renames["SSS_TRANSMITTANCE_DEPTH"] = "transmittance_depth";
actions.renames["SSS_TRANSMITTANCE_BOOST"] = "transmittance_boost";
actions.renames["BACKLIGHT"] = "backlight";
actions.renames["AO"] = "ao";
actions.renames["AO_LIGHT_AFFECT"] = "ao_light_affect";
actions.renames["EMISSION"] = "emission";
actions.renames["POINT_COORD"] = "gl_PointCoord";
actions.renames["INSTANCE_CUSTOM"] = "instance_custom";
actions.renames["SCREEN_UV"] = "screen_uv";
actions.renames["SCREEN_TEXTURE"] = "color_buffer";
actions.renames["DEPTH_TEXTURE"] = "depth_buffer";
actions.renames["NORMAL_ROUGHNESS_TEXTURE"] = "normal_roughness_buffer";
actions.renames["DEPTH"] = "gl_FragDepth";
actions.renames["OUTPUT_IS_SRGB"] = "true";
actions.renames["FOG"] = "custom_fog";
actions.renames["RADIANCE"] = "custom_radiance";
actions.renames["IRRADIANCE"] = "custom_irradiance";
actions.renames["BONE_INDICES"] = "bone_attrib";
actions.renames["BONE_WEIGHTS"] = "weight_attrib";
actions.renames["CUSTOM0"] = "custom0_attrib";
actions.renames["CUSTOM1"] = "custom1_attrib";
actions.renames["CUSTOM2"] = "custom2_attrib";
actions.renames["CUSTOM3"] = "custom3_attrib";
actions.renames["VIEW_INDEX"] = "ViewIndex";
actions.renames["VIEW_MONO_LEFT"] = "0";
actions.renames["VIEW_RIGHT"] = "1";
//for light
actions.renames["VIEW"] = "view";
actions.renames["LIGHT_COLOR"] = "light_color";
actions.renames["LIGHT"] = "light";
actions.renames["ATTENUATION"] = "attenuation";
actions.renames["SHADOW_ATTENUATION"] = "shadow_attenuation";
actions.renames["DIFFUSE_LIGHT"] = "diffuse_light";
actions.renames["SPECULAR_LIGHT"] = "specular_light";
actions.usage_defines["NORMAL"] = "#define NORMAL_USED\n";
actions.usage_defines["TANGENT"] = "#define TANGENT_USED\n";
actions.usage_defines["BINORMAL"] = "@TANGENT";
actions.usage_defines["RIM"] = "#define LIGHT_RIM_USED\n";
actions.usage_defines["RIM_TINT"] = "@RIM";
actions.usage_defines["CLEARCOAT"] = "#define LIGHT_CLEARCOAT_USED\n";
actions.usage_defines["CLEARCOAT_GLOSS"] = "@CLEARCOAT";
actions.usage_defines["ANISOTROPY"] = "#define LIGHT_ANISOTROPY_USED\n";
actions.usage_defines["ANISOTROPY_FLOW"] = "@ANISOTROPY";
actions.usage_defines["AO"] = "#define AO_USED\n";
actions.usage_defines["AO_LIGHT_AFFECT"] = "#define AO_USED\n";
actions.usage_defines["UV"] = "#define UV_USED\n";
actions.usage_defines["UV2"] = "#define UV2_USED\n";
actions.usage_defines["BONE_INDICES"] = "#define BONES_USED\n";
actions.usage_defines["BONE_WEIGHTS"] = "#define WEIGHTS_USED\n";
actions.usage_defines["CUSTOM0"] = "#define CUSTOM0_USED\n";
actions.usage_defines["CUSTOM1"] = "#define CUSTOM1_USED\n";
actions.usage_defines["CUSTOM2"] = "#define CUSTOM2_USED\n";
actions.usage_defines["CUSTOM3"] = "#define CUSTOM3_USED\n";
actions.usage_defines["NORMAL_MAP"] = "#define NORMAL_MAP_USED\n";
actions.usage_defines["NORMAL_MAP_DEPTH"] = "@NORMAL_MAP";
actions.usage_defines["COLOR"] = "#define COLOR_USED\n";
actions.usage_defines["INSTANCE_CUSTOM"] = "#define ENABLE_INSTANCE_CUSTOM\n";
actions.usage_defines["POSITION"] = "#define OVERRIDE_POSITION\n";
actions.usage_defines["ALPHA_SCISSOR_THRESHOLD"] = "#define ALPHA_SCISSOR_USED\n";
actions.usage_defines["ALPHA_HASH_SCALE"] = "#define ALPHA_HASH_USED\n";
actions.usage_defines["ALPHA_ANTIALIASING_EDGE"] = "#define ALPHA_ANTIALIASING_EDGE_USED\n";
actions.usage_defines["ALPHA_TEXTURE_COORDINATE"] = "@ALPHA_ANTIALIASING_EDGE";
actions.usage_defines["SSS_STRENGTH"] = "#define ENABLE_SSS\n";
actions.usage_defines["SSS_TRANSMITTANCE_DEPTH"] = "#define ENABLE_TRANSMITTANCE\n";
actions.usage_defines["BACKLIGHT"] = "#define LIGHT_BACKLIGHT_USED\n";
actions.usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n";
actions.usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n";
actions.usage_defines["DIFFUSE_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n";
actions.usage_defines["SPECULAR_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n";
actions.usage_defines["FOG"] = "#define CUSTOM_FOG_USED\n";
actions.usage_defines["RADIANCE"] = "#define CUSTOM_RADIANCE_USED\n";
actions.usage_defines["IRRADIANCE"] = "#define CUSTOM_IRRADIANCE_USED\n";
actions.render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n";
actions.render_mode_defines["world_vertex_coords"] = "#define VERTEX_WORLD_COORDS_USED\n";
actions.render_mode_defines["ensure_correct_normals"] = "#define ENSURE_CORRECT_NORMALS\n";
actions.render_mode_defines["cull_front"] = "#define DO_SIDE_CHECK\n";
actions.render_mode_defines["cull_disabled"] = "#define DO_SIDE_CHECK\n";
actions.render_mode_defines["particle_trails"] = "#define USE_PARTICLE_TRAILS\n";
bool force_lambert = GLOBAL_GET("rendering/shading/overrides/force_lambert_over_burley");
if (!force_lambert) {
actions.render_mode_defines["diffuse_burley"] = "#define DIFFUSE_BURLEY\n";
}
actions.render_mode_defines["diffuse_lambert_wrap"] = "#define DIFFUSE_LAMBERT_WRAP\n";
actions.render_mode_defines["diffuse_toon"] = "#define DIFFUSE_TOON\n";
actions.render_mode_defines["sss_mode_skin"] = "#define SSS_MODE_SKIN\n";
bool force_blinn = GLOBAL_GET("rendering/shading/overrides/force_blinn_over_ggx");
if (!force_blinn) {
actions.render_mode_defines["specular_schlick_ggx"] = "#define SPECULAR_SCHLICK_GGX\n";
} else {
actions.render_mode_defines["specular_schlick_ggx"] = "#define SPECULAR_BLINN\n";
}
actions.render_mode_defines["specular_blinn"] = "#define SPECULAR_BLINN\n";
actions.render_mode_defines["specular_phong"] = "#define SPECULAR_PHONG\n";
actions.render_mode_defines["specular_toon"] = "#define SPECULAR_TOON\n";
actions.render_mode_defines["specular_disabled"] = "#define SPECULAR_DISABLED\n";
actions.render_mode_defines["shadows_disabled"] = "#define SHADOWS_DISABLED\n";
actions.render_mode_defines["ambient_light_disabled"] = "#define AMBIENT_LIGHT_DISABLED\n";
actions.render_mode_defines["shadow_to_opacity"] = "#define USE_SHADOW_TO_OPACITY\n";
actions.render_mode_defines["unshaded"] = "#define MODE_UNSHADED\n";
actions.sampler_array_name = "material_samplers";
actions.base_texture_binding_index = 1;
actions.texture_layout_set = RenderForwardMobile::MATERIAL_UNIFORM_SET;
actions.base_uniform_string = "material.";
actions.base_varying_index = 10;
actions.default_filter = ShaderLanguage::FILTER_LINEAR_MIPMAP;
actions.default_repeat = ShaderLanguage::REPEAT_ENABLE;
actions.global_buffer_array_variable = "global_variables.data";
actions.instance_uniform_index_variable = "draw_call.instance_uniforms_ofs";
actions.apply_luminance_multiplier = true; // apply luminance multiplier to screen texture
compiler.initialize(actions);
}
{
//default material and shader
default_shader = storage->shader_allocate();
storage->shader_initialize(default_shader);
storage->shader_set_code(default_shader, R"(
// Default 3D material shader (mobile).
shader_type spatial;
void vertex() {
ROUGHNESS = 0.8;
}
void fragment() {
ALBEDO = vec3(0.6);
ROUGHNESS = 0.8;
METALLIC = 0.2;
}
)");
default_material = storage->material_allocate();
storage->material_initialize(default_material);
storage->material_set_shader(default_material, default_shader);
MaterialData *md = (MaterialData *)storage->material_get_data(default_material, RendererStorageRD::SHADER_TYPE_3D);
default_shader_rd = shader.version_get_shader(md->shader_data->version, SHADER_VERSION_COLOR_PASS);
default_material_shader_ptr = md->shader_data;
default_material_uniform_set = md->uniform_set;
}
{
overdraw_material_shader = storage->shader_allocate();
storage->shader_initialize(overdraw_material_shader);
// Use relatively low opacity so that more "layers" of overlapping objects can be distinguished.
storage->shader_set_code(overdraw_material_shader, R"(
// 3D editor Overdraw debug draw mode shader (mobile).
shader_type spatial;
render_mode blend_add, unshaded;
void fragment() {
ALBEDO = vec3(0.4, 0.8, 0.8);
ALPHA = 0.1;
}
)");
overdraw_material = storage->material_allocate();
storage->material_initialize(overdraw_material);
storage->material_set_shader(overdraw_material, overdraw_material_shader);
MaterialData *md = (MaterialData *)storage->material_get_data(overdraw_material, RendererStorageRD::SHADER_TYPE_3D);
overdraw_material_shader_ptr = md->shader_data;
overdraw_material_uniform_set = md->uniform_set;
}
{
default_vec4_xform_buffer = RD::get_singleton()->storage_buffer_create(256);
Vector<RD::Uniform> uniforms;
RD::Uniform u;
u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
u.ids.push_back(default_vec4_xform_buffer);
u.binding = 0;
uniforms.push_back(u);
default_vec4_xform_uniform_set = RD::get_singleton()->uniform_set_create(uniforms, default_shader_rd, RenderForwardMobile::TRANSFORMS_UNIFORM_SET);
}
{
RD::SamplerState sampler;
sampler.mag_filter = RD::SAMPLER_FILTER_LINEAR;
sampler.min_filter = RD::SAMPLER_FILTER_LINEAR;
sampler.enable_compare = true;
sampler.compare_op = RD::COMPARE_OP_LESS;
shadow_sampler = RD::get_singleton()->sampler_create(sampler);
}
}
void SceneShaderForwardMobile::set_default_specialization_constants(const Vector<RD::PipelineSpecializationConstant> &p_constants) {
default_specialization_constants = p_constants;
for (SelfList<ShaderData> *E = shader_list.first(); E; E = E->next()) {
for (int i = 0; i < ShaderData::CULL_VARIANT_MAX; i++) {
for (int j = 0; j < RS::PRIMITIVE_MAX; j++) {
for (int k = 0; k < SHADER_VERSION_MAX; k++) {
E->self()->pipelines[i][j][k].update_specialization_constants(default_specialization_constants);
}
}
}
}
}
SceneShaderForwardMobile::~SceneShaderForwardMobile() {
RD::get_singleton()->free(default_vec4_xform_buffer);
RD::get_singleton()->free(shadow_sampler);
storage->free(overdraw_material_shader);
storage->free(default_shader);
storage->free(overdraw_material);
storage->free(default_material);
}
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