- moved Vulkan and Softpoly backends to 'common'.
This commit is contained in:
Christoph Oelckers
parent
bc8335de3b
commit
652712d970
87 changed files with 63 additions and 85 deletions
250
src/common/rendering/vulkan/system/vk_builders.cpp
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src/common/rendering/vulkan/system/vk_builders.cpp
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/*
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** Vulkan backend
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** Copyright (c) 2016-2020 Magnus Norddahl
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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*/
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#include "vk_builders.h"
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#include "engineerrors.h"
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#include "renderstyle.h"
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#include <ShaderLang.h>
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#include <GlslangToSpv.h>
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static const TBuiltInResource DefaultTBuiltInResource = {
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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 = */ 256,
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/* .maxMeshOutputPrimitivesNV = */ 512,
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/* .maxMeshWorkGroupSizeX_NV = */ 32,
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/* .maxMeshWorkGroupSizeY_NV = */ 1,
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/* .maxMeshWorkGroupSizeZ_NV = */ 1,
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/* .maxTaskWorkGroupSizeX_NV = */ 32,
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/* .maxTaskWorkGroupSizeY_NV = */ 1,
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/* .maxTaskWorkGroupSizeZ_NV = */ 1,
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/* .maxMeshViewCountNV = */ 4,
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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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ShaderBuilder::ShaderBuilder()
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{
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}
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void ShaderBuilder::setVertexShader(const FString &c)
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{
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code = c;
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stage = EShLanguage::EShLangVertex;
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}
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void ShaderBuilder::setFragmentShader(const FString &c)
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{
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code = c;
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stage = EShLanguage::EShLangFragment;
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}
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std::unique_ptr<VulkanShader> ShaderBuilder::create(const char *shadername, VulkanDevice *device)
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{
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EShLanguage stage = (EShLanguage)this->stage;
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const char *sources[] = { code.GetChars() };
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TBuiltInResource resources = DefaultTBuiltInResource;
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glslang::TShader shader(stage);
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shader.setStrings(sources, 1);
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shader.setEnvInput(glslang::EShSourceGlsl, stage, glslang::EShClientVulkan, 100);
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shader.setEnvClient(glslang::EShClientVulkan, glslang::EShTargetVulkan_1_0);
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shader.setEnvTarget(glslang::EShTargetSpv, glslang::EShTargetSpv_1_0);
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bool compileSuccess = shader.parse(&resources, 110, false, EShMsgVulkanRules);
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if (!compileSuccess)
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{
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I_FatalError("Shader '%s' could not be compiled:\n%s\n", shadername, shader.getInfoLog());
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}
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glslang::TProgram program;
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program.addShader(&shader);
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bool linkSuccess = program.link(EShMsgDefault);
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if (!linkSuccess)
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{
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I_FatalError("Shader '%s' could not be linked:\n%s\n", shadername, program.getInfoLog());
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}
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glslang::TIntermediate *intermediate = program.getIntermediate(stage);
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if (!intermediate)
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{
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I_FatalError("Internal shader compiler error while processing '%s'\n", shadername);
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}
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glslang::SpvOptions spvOptions;
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spvOptions.generateDebugInfo = false;
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spvOptions.disableOptimizer = false;
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spvOptions.optimizeSize = true;
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std::vector<unsigned int> spirv;
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spv::SpvBuildLogger logger;
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glslang::GlslangToSpv(*intermediate, spirv, &logger, &spvOptions);
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VkShaderModuleCreateInfo createInfo = {};
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createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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createInfo.codeSize = spirv.size() * sizeof(unsigned int);
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createInfo.pCode = spirv.data();
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VkShaderModule shaderModule;
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VkResult result = vkCreateShaderModule(device->device, &createInfo, nullptr, &shaderModule);
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if (result != VK_SUCCESS)
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{
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FString msg;
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msg.Format("Could not create vulkan shader module for '%s': %s", shadername, VkResultToString(result).GetChars());
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VulkanError(msg.GetChars());
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}
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return std::make_unique<VulkanShader>(device, shaderModule);
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}
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/////////////////////////////////////////////////////////////////////////////
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void GraphicsPipelineBuilder::setBlendMode(const FRenderStyle &style)
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{
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// Just in case Vulkan doesn't do this optimization itself
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if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_One && style.DestAlpha == STYLEALPHA_Zero && style.Flags == 0)
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{
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colorBlendAttachment.blendEnable = VK_FALSE;
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return;
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}
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static const int blendstyles[] = {
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VK_BLEND_FACTOR_ZERO,
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VK_BLEND_FACTOR_ONE,
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VK_BLEND_FACTOR_SRC_ALPHA,
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VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
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VK_BLEND_FACTOR_SRC_COLOR,
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VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR,
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VK_BLEND_FACTOR_DST_COLOR,
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VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR,
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VK_BLEND_FACTOR_DST_ALPHA,
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VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA,
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};
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static const int renderops[] = {
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0, VK_BLEND_OP_ADD, VK_BLEND_OP_SUBTRACT, VK_BLEND_OP_REVERSE_SUBTRACT, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
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};
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int srcblend = blendstyles[style.SrcAlpha%STYLEALPHA_MAX];
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int dstblend = blendstyles[style.DestAlpha%STYLEALPHA_MAX];
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int blendequation = renderops[style.BlendOp & 15];
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if (blendequation == -1) // This was a fuzz style.
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{
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srcblend = VK_BLEND_FACTOR_DST_COLOR;
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dstblend = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
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blendequation = VK_BLEND_OP_ADD;
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}
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setBlendMode((VkBlendOp)blendequation, (VkBlendFactor)srcblend, (VkBlendFactor)dstblend);
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}
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