Typed `PoolTypeArray` types are now renamed `PackedTypeArray` and are sugar for `Vector<Type>`.
246 lines
8.7 KiB
C++
246 lines
8.7 KiB
C++
/*************************************************************************/
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/* register_types.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "register_types.h"
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#include "servers/visual/rendering_device.h"
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#include <SPIRV/GlslangToSpv.h>
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#include <glslang/Include/Types.h>
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#include <glslang/Public/ShaderLang.h>
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static const TBuiltInResource default_builtin_resource = {
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/*maxLights*/ 32,
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/*maxClipPlanes*/ 6,
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/*maxTextureUnits*/ 32,
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/*maxTextureCoords*/ 32,
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/*maxVertexAttribs*/ 64,
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/*maxVertexUniformComponents*/ 4096,
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/*maxVaryingFloats*/ 64,
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/*maxVertexTextureImageUnits*/ 32,
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/*maxCombinedTextureImageUnits*/ 80,
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/*maxTextureImageUnits*/ 32,
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/*maxFragmentUniformComponents*/ 4096,
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/*maxDrawBuffers*/ 32,
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/*maxVertexUniformVectors*/ 128,
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/*maxVaryingVectors*/ 8,
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/*maxFragmentUniformVectors*/ 16,
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/*maxVertexOutputVectors*/ 16,
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/*maxFragmentInputVectors*/ 15,
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/*minProgramTexelOffset*/ -8,
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/*maxProgramTexelOffset*/ 7,
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/*maxClipDistances*/ 8,
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/*maxComputeWorkGroupCountX*/ 65535,
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/*maxComputeWorkGroupCountY*/ 65535,
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/*maxComputeWorkGroupCountZ*/ 65535,
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/*maxComputeWorkGroupSizeX*/ 1024,
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/*maxComputeWorkGroupSizeY*/ 1024,
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/*maxComputeWorkGroupSizeZ*/ 64,
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/*maxComputeUniformComponents*/ 1024,
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/*maxComputeTextureImageUnits*/ 16,
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/*maxComputeImageUniforms*/ 8,
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/*maxComputeAtomicCounters*/ 8,
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/*maxComputeAtomicCounterBuffers*/ 1,
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/*maxVaryingComponents*/ 60,
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/*maxVertexOutputComponents*/ 64,
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/*maxGeometryInputComponents*/ 64,
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/*maxGeometryOutputComponents*/ 128,
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/*maxFragmentInputComponents*/ 128,
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/*maxImageUnits*/ 8,
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/*maxCombinedImageUnitsAndFragmentOutputs*/ 8,
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/*maxCombinedShaderOutputResources*/ 8,
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/*maxImageSamples*/ 0,
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/*maxVertexImageUniforms*/ 0,
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/*maxTessControlImageUniforms*/ 0,
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/*maxTessEvaluationImageUniforms*/ 0,
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/*maxGeometryImageUniforms*/ 0,
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/*maxFragmentImageUniforms*/ 8,
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/*maxCombinedImageUniforms*/ 8,
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/*maxGeometryTextureImageUnits*/ 16,
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/*maxGeometryOutputVertices*/ 256,
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/*maxGeometryTotalOutputComponents*/ 1024,
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/*maxGeometryUniformComponents*/ 1024,
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/*maxGeometryVaryingComponents*/ 64,
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/*maxTessControlInputComponents*/ 128,
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/*maxTessControlOutputComponents*/ 128,
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/*maxTessControlTextureImageUnits*/ 16,
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/*maxTessControlUniformComponents*/ 1024,
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/*maxTessControlTotalOutputComponents*/ 4096,
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/*maxTessEvaluationInputComponents*/ 128,
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/*maxTessEvaluationOutputComponents*/ 128,
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/*maxTessEvaluationTextureImageUnits*/ 16,
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/*maxTessEvaluationUniformComponents*/ 1024,
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/*maxTessPatchComponents*/ 120,
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/*maxPatchVertices*/ 32,
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/*maxTessGenLevel*/ 64,
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/*maxViewports*/ 16,
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/*maxVertexAtomicCounters*/ 0,
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/*maxTessControlAtomicCounters*/ 0,
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/*maxTessEvaluationAtomicCounters*/ 0,
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/*maxGeometryAtomicCounters*/ 0,
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/*maxFragmentAtomicCounters*/ 8,
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/*maxCombinedAtomicCounters*/ 8,
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/*maxAtomicCounterBindings*/ 1,
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/*maxVertexAtomicCounterBuffers*/ 0,
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/*maxTessControlAtomicCounterBuffers*/ 0,
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/*maxTessEvaluationAtomicCounterBuffers*/ 0,
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/*maxGeometryAtomicCounterBuffers*/ 0,
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/*maxFragmentAtomicCounterBuffers*/ 1,
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/*maxCombinedAtomicCounterBuffers*/ 1,
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/*maxAtomicCounterBufferSize*/ 16384,
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/*maxTransformFeedbackBuffers*/ 4,
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/*maxTransformFeedbackInterleavedComponents*/ 64,
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/*maxCullDistances*/ 8,
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/*maxCombinedClipAndCullDistances*/ 8,
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/*maxSamples*/ 4,
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/*maxMeshOutputVerticesNV*/ 0,
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/*maxMeshOutputPrimitivesNV*/ 0,
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/*maxMeshWorkGroupSizeX_NV*/ 0,
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/*maxMeshWorkGroupSizeY_NV*/ 0,
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/*maxMeshWorkGroupSizeZ_NV*/ 0,
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/*maxTaskWorkGroupSizeX_NV*/ 0,
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/*maxTaskWorkGroupSizeY_NV*/ 0,
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/*maxTaskWorkGroupSizeZ_NV*/ 0,
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/*maxMeshViewCountNV*/ 0,
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/*limits*/ {
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/*nonInductiveForLoops*/ 1,
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/*whileLoops*/ 1,
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/*doWhileLoops*/ 1,
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/*generalUniformIndexing*/ 1,
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/*generalAttributeMatrixVectorIndexing*/ 1,
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/*generalVaryingIndexing*/ 1,
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/*generalSamplerIndexing*/ 1,
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/*generalVariableIndexing*/ 1,
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/*generalConstantMatrixVectorIndexing*/ 1,
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}
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};
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static Vector<uint8_t> _compile_shader_glsl(RenderingDevice::ShaderStage p_stage, const String &p_source_code, RenderingDevice::ShaderLanguage p_language, String *r_error) {
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Vector<uint8_t> ret;
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ERR_FAIL_COND_V(p_language == RenderingDevice::SHADER_LANGUAGE_HLSL, ret);
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EShLanguage stages[RenderingDevice::SHADER_STAGE_MAX] = {
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EShLangVertex,
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EShLangFragment,
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EShLangTessControl,
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EShLangTessEvaluation,
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EShLangCompute
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};
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int ClientInputSemanticsVersion = 100; // maps to, say, #define VULKAN 100
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glslang::EShTargetClientVersion VulkanClientVersion = glslang::EShTargetVulkan_1_0;
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glslang::EShTargetLanguageVersion TargetVersion = glslang::EShTargetSpv_1_0;
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glslang::TShader::ForbidIncluder includer;
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glslang::TShader shader(stages[p_stage]);
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CharString cs = p_source_code.ascii();
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const char *cs_strings = cs.get_data();
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shader.setStrings(&cs_strings, 1);
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shader.setEnvInput(glslang::EShSourceGlsl, stages[p_stage], glslang::EShClientVulkan, ClientInputSemanticsVersion);
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shader.setEnvClient(glslang::EShClientVulkan, VulkanClientVersion);
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shader.setEnvTarget(glslang::EShTargetSpv, TargetVersion);
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EShMessages messages = (EShMessages)(EShMsgSpvRules | EShMsgVulkanRules);
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const int DefaultVersion = 100;
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std::string pre_processed_code;
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//preprocess
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if (!shader.preprocess(&default_builtin_resource, DefaultVersion, ENoProfile, false, false, messages, &pre_processed_code, includer)) {
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if (r_error) {
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(*r_error) = "Failed pre-process:\n";
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(*r_error) += shader.getInfoLog();
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(*r_error) += "\n";
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(*r_error) += shader.getInfoDebugLog();
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}
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return ret;
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}
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//set back..
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cs_strings = pre_processed_code.c_str();
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shader.setStrings(&cs_strings, 1);
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//parse
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if (!shader.parse(&default_builtin_resource, DefaultVersion, false, messages)) {
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if (r_error) {
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(*r_error) = "Failed parse:\n";
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(*r_error) += shader.getInfoLog();
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(*r_error) += "\n";
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(*r_error) += shader.getInfoDebugLog();
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}
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return ret;
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}
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//link
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glslang::TProgram program;
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program.addShader(&shader);
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if (!program.link(messages)) {
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if (r_error) {
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(*r_error) = "Failed link:\n";
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(*r_error) += program.getInfoLog();
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(*r_error) += "\n";
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(*r_error) += program.getInfoDebugLog();
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}
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return ret;
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}
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std::vector<uint32_t> SpirV;
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spv::SpvBuildLogger logger;
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glslang::SpvOptions spvOptions;
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glslang::GlslangToSpv(*program.getIntermediate(stages[p_stage]), SpirV, &logger, &spvOptions);
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ret.resize(SpirV.size() * sizeof(uint32_t));
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{
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uint8_t *w = ret.ptrw();
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copymem(w, &SpirV[0], SpirV.size() * sizeof(uint32_t));
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}
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return ret;
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}
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void preregister_glslang_types() {
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// initialize in case it's not initialized. This is done once per thread
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// and it's safe to call multiple times
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glslang::InitializeProcess();
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RenderingDevice::shader_set_compile_function(_compile_shader_glsl);
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}
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void register_glslang_types() {
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}
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void unregister_glslang_types() {
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glslang::FinalizeProcess();
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}
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