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Moved the shader source compilation code outside RenderingDevice and Vulkan

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This commit is contained in:
Juan Linietsky 2019-07-28 19:58:32 -03:00 committed by Juan Linietsky
parent 60c7498cee
commit 4fe3ee1730
14 changed files with 490 additions and 384 deletions
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58
drivers/vulkan/SCsub
View file

@ -4,63 +4,5 @@ Import('env')
env.add_source_files(env.drivers_sources,"*.cpp")
# Thirdparty source files
# Not unbundled so far since not widespread as shared library
thirdparty_dir = "#thirdparty/glslang/"
thirdparty_sources = [
"glslang/MachineIndependent/RemoveTree.cpp",
"glslang/MachineIndependent/ParseHelper.cpp",
"glslang/MachineIndependent/iomapper.cpp",
"glslang/MachineIndependent/propagateNoContraction.cpp",
"glslang/MachineIndependent/Intermediate.cpp",
"glslang/MachineIndependent/linkValidate.cpp",
"glslang/MachineIndependent/attribute.cpp",
"glslang/MachineIndependent/Scan.cpp",
"glslang/MachineIndependent/Initialize.cpp",
"glslang/MachineIndependent/Constant.cpp",
"glslang/MachineIndependent/reflection.cpp",
"glslang/MachineIndependent/limits.cpp",
"glslang/MachineIndependent/preprocessor/PpScanner.cpp",
"glslang/MachineIndependent/preprocessor/PpTokens.cpp",
"glslang/MachineIndependent/preprocessor/PpAtom.cpp",
"glslang/MachineIndependent/preprocessor/PpContext.cpp",
"glslang/MachineIndependent/preprocessor/Pp.cpp",
"glslang/MachineIndependent/InfoSink.cpp",
"glslang/MachineIndependent/intermOut.cpp",
"glslang/MachineIndependent/SymbolTable.cpp",
"glslang/MachineIndependent/glslang_tab.cpp",
"glslang/MachineIndependent/pch.cpp",
"glslang/MachineIndependent/Versions.cpp",
"glslang/MachineIndependent/ShaderLang.cpp",
"glslang/MachineIndependent/parseConst.cpp",
"glslang/MachineIndependent/PoolAlloc.cpp",
"glslang/MachineIndependent/ParseContextBase.cpp",
"glslang/MachineIndependent/IntermTraverse.cpp",
"glslang/GenericCodeGen/Link.cpp",
"glslang/GenericCodeGen/CodeGen.cpp",
"OGLCompilersDLL/InitializeDll.cpp",
"SPIRV/InReadableOrder.cpp",
"SPIRV/GlslangToSpv.cpp",
"SPIRV/SpvBuilder.cpp",
"SPIRV/SpvTools.cpp",
"SPIRV/disassemble.cpp",
"SPIRV/doc.cpp",
"SPIRV/SPVRemapper.cpp",
"SPIRV/SpvPostProcess.cpp",
"SPIRV/Logger.cpp"
]
if (env["platform"]=="windows"):
thirdparty_sources.append("glslang/OSDependent/Windows/ossource.cpp")
else:
thirdparty_sources.append("glslang/OSDependent/Unix/ossource.cpp")
thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources]
env_thirdparty = env.Clone()
#env_thirdparty.disable_warnings()
env_thirdparty.add_source_files(env.drivers_sources, thirdparty_sources)
env.Prepend(CPPPATH=[thirdparty_dir])
#SConscript("shaders/SCsub")

283
drivers/vulkan/rendering_device_vulkan.cpp
View file

@ -3,8 +3,6 @@
#include "core/os/file_access.h"
#include "core/project_settings.h"
#include "drivers/vulkan/vulkan_context.h"
#include "thirdparty/glslang/SPIRV/GlslangToSpv.h"
#include "thirdparty/glslang/glslang/Include/Types.h"
#include "thirdparty/spirv-reflect/spirv_reflect.h"
void RenderingDeviceVulkan::_add_dependency(RID p_id, RID p_depends_on) {
@ -3212,103 +3210,6 @@ RID RenderingDeviceVulkan::index_array_create(RID p_index_buffer, uint32_t p_ind
/**** SHADER ****/
/****************/
static const TBuiltInResource default_builtin_resource = {
.maxLights = 32,
.maxClipPlanes = 6,
.maxTextureUnits = 32,
.maxTextureCoords = 32,
.maxVertexAttribs = 64,
.maxVertexUniformComponents = 4096,
.maxVaryingFloats = 64,
.maxVertexTextureImageUnits = 32,
.maxCombinedTextureImageUnits = 80,
.maxTextureImageUnits = 32,
.maxFragmentUniformComponents = 4096,
.maxDrawBuffers = 32,
.maxVertexUniformVectors = 128,
.maxVaryingVectors = 8,
.maxFragmentUniformVectors = 16,
.maxVertexOutputVectors = 16,
.maxFragmentInputVectors = 15,
.minProgramTexelOffset = -8,
.maxProgramTexelOffset = 7,
.maxClipDistances = 8,
.maxComputeWorkGroupCountX = 65535,
.maxComputeWorkGroupCountY = 65535,
.maxComputeWorkGroupCountZ = 65535,
.maxComputeWorkGroupSizeX = 1024,
.maxComputeWorkGroupSizeY = 1024,
.maxComputeWorkGroupSizeZ = 64,
.maxComputeUniformComponents = 1024,
.maxComputeTextureImageUnits = 16,
.maxComputeImageUniforms = 8,
.maxComputeAtomicCounters = 8,
.maxComputeAtomicCounterBuffers = 1,
.maxVaryingComponents = 60,
.maxVertexOutputComponents = 64,
.maxGeometryInputComponents = 64,
.maxGeometryOutputComponents = 128,
.maxFragmentInputComponents = 128,
.maxImageUnits = 8,
.maxCombinedImageUnitsAndFragmentOutputs = 8,
.maxCombinedShaderOutputResources = 8,
.maxImageSamples = 0,
.maxVertexImageUniforms = 0,
.maxTessControlImageUniforms = 0,
.maxTessEvaluationImageUniforms = 0,
.maxGeometryImageUniforms = 0,
.maxFragmentImageUniforms = 8,
.maxCombinedImageUniforms = 8,
.maxGeometryTextureImageUnits = 16,
.maxGeometryOutputVertices = 256,
.maxGeometryTotalOutputComponents = 1024,
.maxGeometryUniformComponents = 1024,
.maxGeometryVaryingComponents = 64,
.maxTessControlInputComponents = 128,
.maxTessControlOutputComponents = 128,
.maxTessControlTextureImageUnits = 16,
.maxTessControlUniformComponents = 1024,
.maxTessControlTotalOutputComponents = 4096,
.maxTessEvaluationInputComponents = 128,
.maxTessEvaluationOutputComponents = 128,
.maxTessEvaluationTextureImageUnits = 16,
.maxTessEvaluationUniformComponents = 1024,
.maxTessPatchComponents = 120,
.maxPatchVertices = 32,
.maxTessGenLevel = 64,
.maxViewports = 16,
.maxVertexAtomicCounters = 0,
.maxTessControlAtomicCounters = 0,
.maxTessEvaluationAtomicCounters = 0,
.maxGeometryAtomicCounters = 0,
.maxFragmentAtomicCounters = 8,
.maxCombinedAtomicCounters = 8,
.maxAtomicCounterBindings = 1,
.maxVertexAtomicCounterBuffers = 0,
.maxTessControlAtomicCounterBuffers = 0,
.maxTessEvaluationAtomicCounterBuffers = 0,
.maxGeometryAtomicCounterBuffers = 0,
.maxFragmentAtomicCounterBuffers = 1,
.maxCombinedAtomicCounterBuffers = 1,
.maxAtomicCounterBufferSize = 16384,
.maxTransformFeedbackBuffers = 4,
.maxTransformFeedbackInterleavedComponents = 64,
.maxCullDistances = 8,
.maxCombinedClipAndCullDistances = 8,
.maxSamples = 4,
.limits = {
.nonInductiveForLoops = 1,
.whileLoops = 1,
.doWhileLoops = 1,
.generalUniformIndexing = 1,
.generalAttributeMatrixVectorIndexing = 1,
.generalVaryingIndexing = 1,
.generalSamplerIndexing = 1,
.generalVariableIndexing = 1,
.generalConstantMatrixVectorIndexing = 1,
}
};
static const char *shader_stage_names[RenderingDevice::SHADER_STAGE_MAX] = {
"Vertex",
"Fragment",
@ -3347,7 +3248,7 @@ String RenderingDeviceVulkan::_shader_uniform_debug(RID p_shader, int p_set) {
}
return ret;
}
#if 0
bool RenderingDeviceVulkan::_uniform_add_binding(Vector<Vector<VkDescriptorSetLayoutBinding> > &bindings, Vector<Vector<UniformInfo> > &uniform_infos, const glslang::TObjectReflection &reflection, RenderingDevice::ShaderStage p_stage, Shader::PushConstant &push_constant, String *r_error) {
VkDescriptorSetLayoutBinding layout_binding;
@ -3543,30 +3444,12 @@ bool RenderingDeviceVulkan::_uniform_add_binding(Vector<Vector<VkDescriptorSetLa
return true;
}
#endif
RID RenderingDeviceVulkan::shader_create_from_source(const Vector<ShaderStageSource> &p_stages, String *r_error, ShaderStage *r_error_stage, bool p_allow_cache) {
RID RenderingDeviceVulkan::shader_create(const Vector<ShaderStageData> &p_stages) {
_THREAD_SAFE_METHOD_
// initialize in case it's not initialized. This is done once per thread
// and it's safe to call multiple times
glslang::InitializeProcess();
EShLanguage stages[SHADER_STAGE_MAX] = {
EShLangVertex,
EShLangFragment,
EShLangTessControl,
EShLangTessEvaluation,
EShLangCompute
};
int ClientInputSemanticsVersion = 100; // maps to, say, #define VULKAN 100
glslang::EShTargetClientVersion VulkanClientVersion = glslang::EShTargetVulkan_1_0;
glslang::EShTargetLanguageVersion TargetVersion = glslang::EShTargetSpv_1_0;
Vector<std::vector<unsigned int> > spirv_code;
glslang::TShader::ForbidIncluder includer;
//descriptor layouts
Vector<Vector<VkDescriptorSetLayoutBinding> > set_bindings;
Vector<Vector<UniformInfo> > uniform_info;
@ -3581,148 +3464,13 @@ RID RenderingDeviceVulkan::shader_create_from_source(const Vector<ShaderStageSou
for (int i = 0; i < p_stages.size(); i++) {
if (stages_processed & (1 << p_stages[i].shader_stage)) {
if (r_error) {
(*r_error) = "Stage " + String(shader_stage_names[p_stages[i].shader_stage]) + " submitted more than once.";
}
return RID();
}
glslang::TShader shader(stages[p_stages[i].shader_stage]);
CharString cs = p_stages[i].shader_source.utf8();
const char *cs_strings = cs.get_data();
shader.setStrings(&cs_strings, 1);
shader.setEnvInput(glslang::EShSourceGlsl, stages[p_stages[i].shader_stage], glslang::EShClientVulkan, ClientInputSemanticsVersion);
shader.setEnvClient(glslang::EShClientVulkan, VulkanClientVersion);
shader.setEnvTarget(glslang::EShTargetSpv, TargetVersion);
EShMessages messages = (EShMessages)(EShMsgSpvRules | EShMsgVulkanRules);
const int DefaultVersion = 100;
std::string pre_processed_code;
//preprocess
if (!shader.preprocess(&default_builtin_resource, DefaultVersion, ENoProfile, false, false, messages, &pre_processed_code, includer)) {
if (r_error) {
(*r_error) = "Failed pre-processing on shader stage: " + String(shader_stage_names[p_stages[i].shader_stage]) + "\n";
(*r_error) += shader.getInfoLog();
(*r_error) += "\n";
(*r_error) += shader.getInfoDebugLog();
}
if (r_error_stage) {
*r_error_stage = p_stages[i].shader_stage;
}
return RID();
}
//set back..
cs_strings = pre_processed_code.c_str();
shader.setStrings(&cs_strings, 1);
//parse
if (!shader.parse(&default_builtin_resource, DefaultVersion, false, messages)) {
if (r_error) {
(*r_error) = "Failed parsing on shader stage: " + String(shader_stage_names[p_stages[i].shader_stage]) + "\n";
(*r_error) += shader.getInfoLog();
(*r_error) += "\n";
(*r_error) += shader.getInfoDebugLog();
}
if (r_error_stage) {
*r_error_stage = p_stages[i].shader_stage;
}
return RID();
}
//link
glslang::TProgram program;
program.addShader(&shader);
if (!program.link(messages)) {
if (r_error) {
(*r_error) = "Failed linking on shader stage: " + String(shader_stage_names[p_stages[i].shader_stage]) + "\n";
(*r_error) += program.getInfoLog();
(*r_error) += "\n";
(*r_error) += program.getInfoDebugLog();
}
if (r_error_stage) {
*r_error_stage = p_stages[i].shader_stage;
}
return RID();
}
#if 0
//obtain bindings for descriptor layout
program.mapIO();
program.buildReflection(EShReflectionAllBlockVariables);
//program.dumpReflection();
for (int j = 0; j < program.getNumUniformBlocks(); j++) {
const glslang::TObjectReflection &reflection = program.getUniformBlock(j);
if (reflection.getType()->getBasicType() == glslang::EbtBlock && reflection.getType()->getQualifier().storage == glslang::EvqUniform && reflection.getType()->getQualifier().layoutPushConstant) {
uint32_t len = reflection.size;
if (push_constant_debug.push_constant_size != 0 && push_constant_debug.push_constant_size != len) {
print_line("eep");
}
push_constant_debug.push_constant_size = len;
push_constant_debug.push_constants_vk_stage |= shader_stage_masks[p_stages[i].shader_stage];
//print_line("Debug stage " + String(shader_stage_names[p_stages[i].shader_stage]) + " push constant size: " + itos(push_constant_debug.push_constant_size));
}
}
for (int j = 0; j < program.getNumUniformVariables(); j++) {
if (!_uniform_add_binding(bindings, uniform_info, program.getUniform(j), p_stages[i].shader_stage, push_constant, r_error)) {
return RID();
}
}
for (int j = 0; j < program.getNumUniformBlocks(); j++) {
if (!_uniform_add_binding(bindings, uniform_info, program.getUniformBlock(j), p_stages[i].shader_stage, push_constant, r_error)) {
return RID();
}
}
for (int j = 0; j < program.getNumBufferVariables(); j++) {
if (!_uniform_add_binding(bindings, uniform_info, program.getBufferVariable(j), p_stages[i].shader_stage, push_constant, r_error)) {
return RID();
}
}
for (int j = 0; j < program.getNumBufferBlocks(); j++) {
if (!_uniform_add_binding(bindings, uniform_info, program.getBufferBlock(j), p_stages[i].shader_stage, push_constant, r_error)) {
return RID();
}
}
if (p_stages[i].shader_stage == SHADER_STAGE_VERTEX) {
for (int j = 0; j < program.getNumPipeInputs(); j++) {
if (program.getPipeInput(i).getType()->getQualifier().hasLocation()) {
int location = program.getPipeInput(i).getType()->getQualifier().layoutLocation;
if (vertex_input_locations.find(location) == -1) {
vertex_input_locations.push_back(location);
}
}
}
}
if (p_stages[i].shader_stage == SHADER_STAGE_FRAGMENT) {
fragment_outputs = program.getNumPipeOutputs();
}
#endif
std::vector<uint32_t> SpirV;
spv::SpvBuildLogger logger;
glslang::SpvOptions spvOptions;
glslang::GlslangToSpv(*program.getIntermediate(stages[p_stages[i].shader_stage]), SpirV, &logger, &spvOptions);
ERR_FAIL_COND_V_MSG(stages_processed & (1 << p_stages[i].shader_stage), RID(),
"Stage " + String(shader_stage_names[p_stages[i].shader_stage]) + " submitted more than once.");
{
SpvReflectShaderModule module;
SpvReflectResult result = spvReflectCreateShaderModule(SpirV.size() * sizeof(uint32_t), &SpirV[0], &module);
PoolVector<uint8_t>::Read spirv = p_stages[i].spir_v.read();
SpvReflectResult result = spvReflectCreateShaderModule(p_stages[i].spir_v.size(), spirv.ptr(), &module);
ERR_FAIL_COND_V_MSG(result != SPV_REFLECT_RESULT_SUCCESS, RID(),
"Reflection of SPIR-V shader stage '" + String(shader_stage_names[p_stages[i].shader_stage]) + "' failed parsing shader.");
@ -3941,8 +3689,6 @@ RID RenderingDeviceVulkan::shader_create_from_source(const Vector<ShaderStageSou
spvReflectDestroyShaderModule(&module);
}
spirv_code.push_back(SpirV);
stages_processed |= (1 << p_stages[i].shader_stage);
}
@ -3962,8 +3708,10 @@ RID RenderingDeviceVulkan::shader_create_from_source(const Vector<ShaderStageSou
shader_module_create_info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
shader_module_create_info.pNext = NULL;
shader_module_create_info.flags = 0;
shader_module_create_info.codeSize = spirv_code[i].size() * sizeof(uint32_t);
shader_module_create_info.pCode = &spirv_code[i][0];
shader_module_create_info.codeSize = p_stages[i].spir_v.size();
PoolVector<uint8_t>::Read r = p_stages[i].spir_v.read();
shader_module_create_info.pCode = (const uint32_t *)r.ptr();
VkShaderModule module;
VkResult res = vkCreateShaderModule(device, &shader_module_create_info, NULL, &module);
@ -4087,14 +3835,7 @@ RID RenderingDeviceVulkan::shader_create_from_source(const Vector<ShaderStageSou
vkDestroyDescriptorSetLayout(device, shader.sets[i].descriptor_set_layout, NULL);
}
if (r_error) {
*r_error = error_text;
}
if (r_error_stage) {
*r_error_stage = SHADER_STAGE_MAX;
}
return RID();
ERR_FAIL_V_MSG(RID(), error_text);
}
return shader_owner.make_rid(shader);

5
drivers/vulkan/rendering_device_vulkan.h
View file

@ -5,7 +5,7 @@
#include "core/os/thread_safe.h"
#include "core/rid_owner.h"
#include "servers/visual/rendering_device.h"
#include "thirdparty/glslang/glslang/Public/ShaderLang.h"
#ifdef DEBUG_ENABLED
#define _DEBUG
#endif
@ -494,7 +494,6 @@ class RenderingDeviceVulkan : public RenderingDevice {
};
String _shader_uniform_debug(RID p_shader, int p_set = -1);
bool _uniform_add_binding(Vector<Vector<VkDescriptorSetLayoutBinding> > &bindings, Vector<Vector<UniformInfo> > &uniform_infos, const glslang::TObjectReflection &reflection, RenderingDevice::ShaderStage p_stage, Shader::PushConstant &push_constant, String *r_error);
RID_Owner<Shader> shader_owner;
@ -853,7 +852,7 @@ public:
/**** SHADER ****/
/****************/
virtual RID shader_create_from_source(const Vector<ShaderStageSource> &p_stages, String *r_error = NULL, ShaderStage *r_error_stage = NULL, bool p_allow_cache = true);
virtual RID shader_create(const Vector<ShaderStageData> &p_stages);
virtual Vector<int> shader_get_vertex_input_locations_used(RID p_shader);
/*****************/

2
main/main.cpp
View file

@ -1207,6 +1207,8 @@ error:
Error Main::setup2(Thread::ID p_main_tid_override) {
preregister_module_types();
// Print engine name and version
print_line(String(VERSION_NAME) + " v" + get_full_version_string() + " - " + String(VERSION_WEBSITE));

12
methods.py
View file

@ -137,6 +137,7 @@ def detect_modules():
includes_cpp = ""
register_cpp = ""
unregister_cpp = ""
preregister_cpp = ""
files = glob.glob("modules/*")
files.sort() # so register_module_types does not change that often, and also plugins are registered in alphabetic order
@ -154,6 +155,11 @@ def detect_modules():
register_cpp += '#ifdef MODULE_' + x.upper() + '_ENABLED\n'
register_cpp += '\tregister_' + x + '_types();\n'
register_cpp += '#endif\n'
preregister_cpp += '#ifdef MODULE_' + x.upper() + '_ENABLED\n'
preregister_cpp += '#ifdef MODULE_' + x.upper() + '_HAS_PREREGISTER\n'
preregister_cpp += '\tpreregister_' + x + '_types();\n'
preregister_cpp += '#endif\n'
preregister_cpp += '#endif\n'
unregister_cpp += '#ifdef MODULE_' + x.upper() + '_ENABLED\n'
unregister_cpp += '\tunregister_' + x + '_types();\n'
unregister_cpp += '#endif\n'
@ -168,6 +174,10 @@ def detect_modules():
%s
void preregister_module_types() {
%s
}
void register_module_types() {
%s
}
@ -175,7 +185,7 @@ void register_module_types() {
void unregister_module_types() {
%s
}
""" % (includes_cpp, register_cpp, unregister_cpp)
""" % (includes_cpp, preregister_cpp, register_cpp, unregister_cpp)
# NOTE: It is safe to generate this file here, since this is still executed serially
with open("modules/register_module_types.gen.cpp", "w") as f:

68
modules/glslang/SCsub Normal file
View file

@ -0,0 +1,68 @@
#!/usr/bin/env python
Import('env')
Import('env_modules')
env_glslang = env_modules.Clone()
# Thirdparty source files
# Not unbundled so far since not widespread as shared library
thirdparty_dir = "#thirdparty/glslang/"
thirdparty_sources = [
"glslang/MachineIndependent/RemoveTree.cpp",
"glslang/MachineIndependent/ParseHelper.cpp",
"glslang/MachineIndependent/iomapper.cpp",
"glslang/MachineIndependent/propagateNoContraction.cpp",
"glslang/MachineIndependent/Intermediate.cpp",
"glslang/MachineIndependent/linkValidate.cpp",
"glslang/MachineIndependent/attribute.cpp",
"glslang/MachineIndependent/Scan.cpp",
"glslang/MachineIndependent/Initialize.cpp",
"glslang/MachineIndependent/Constant.cpp",
"glslang/MachineIndependent/reflection.cpp",
"glslang/MachineIndependent/limits.cpp",
"glslang/MachineIndependent/preprocessor/PpScanner.cpp",
"glslang/MachineIndependent/preprocessor/PpTokens.cpp",
"glslang/MachineIndependent/preprocessor/PpAtom.cpp",
"glslang/MachineIndependent/preprocessor/PpContext.cpp",
"glslang/MachineIndependent/preprocessor/Pp.cpp",
"glslang/MachineIndependent/InfoSink.cpp",
"glslang/MachineIndependent/intermOut.cpp",
"glslang/MachineIndependent/SymbolTable.cpp",
"glslang/MachineIndependent/glslang_tab.cpp",
"glslang/MachineIndependent/pch.cpp",
"glslang/MachineIndependent/Versions.cpp",
"glslang/MachineIndependent/ShaderLang.cpp",
"glslang/MachineIndependent/parseConst.cpp",
"glslang/MachineIndependent/PoolAlloc.cpp",
"glslang/MachineIndependent/ParseContextBase.cpp",
"glslang/MachineIndependent/IntermTraverse.cpp",
"glslang/GenericCodeGen/Link.cpp",
"glslang/GenericCodeGen/CodeGen.cpp",
"OGLCompilersDLL/InitializeDll.cpp",
"SPIRV/InReadableOrder.cpp",
"SPIRV/GlslangToSpv.cpp",
"SPIRV/SpvBuilder.cpp",
"SPIRV/SpvTools.cpp",
"SPIRV/disassemble.cpp",
"SPIRV/doc.cpp",
"SPIRV/SPVRemapper.cpp",
"SPIRV/SpvPostProcess.cpp",
"SPIRV/Logger.cpp"
]
if (env["platform"]=="windows"):
thirdparty_sources.append("glslang/OSDependent/Windows/ossource.cpp")
else:
thirdparty_sources.append("glslang/OSDependent/Unix/ossource.cpp")
thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources]
env_glslang.add_source_files(env.modules_sources, thirdparty_sources)
# Godot's own source files
env_glslang.add_source_files(env.modules_sources, "*.cpp")
env.Prepend(CPPPATH=[thirdparty_dir])

5
modules/glslang/config.py Normal file
View file

@ -0,0 +1,5 @@
def can_build(env, platform):
return True
def configure(env):
pass

240
modules/glslang/register_types.cpp Normal file
View file

@ -0,0 +1,240 @@
/*************************************************************************/
/* register_types.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 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 "register_types.h"
#include "servers/visual/rendering_device.h"
#include "thirdparty/glslang/SPIRV/GlslangToSpv.h"
#include "thirdparty/glslang/glslang/Include/Types.h"
#include "thirdparty/glslang/glslang/Public/ShaderLang.h"
static const TBuiltInResource default_builtin_resource = {
.maxLights = 32,
.maxClipPlanes = 6,
.maxTextureUnits = 32,
.maxTextureCoords = 32,
.maxVertexAttribs = 64,
.maxVertexUniformComponents = 4096,
.maxVaryingFloats = 64,
.maxVertexTextureImageUnits = 32,
.maxCombinedTextureImageUnits = 80,
.maxTextureImageUnits = 32,
.maxFragmentUniformComponents = 4096,
.maxDrawBuffers = 32,
.maxVertexUniformVectors = 128,
.maxVaryingVectors = 8,
.maxFragmentUniformVectors = 16,
.maxVertexOutputVectors = 16,
.maxFragmentInputVectors = 15,
.minProgramTexelOffset = -8,
.maxProgramTexelOffset = 7,
.maxClipDistances = 8,
.maxComputeWorkGroupCountX = 65535,
.maxComputeWorkGroupCountY = 65535,
.maxComputeWorkGroupCountZ = 65535,
.maxComputeWorkGroupSizeX = 1024,
.maxComputeWorkGroupSizeY = 1024,
.maxComputeWorkGroupSizeZ = 64,
.maxComputeUniformComponents = 1024,
.maxComputeTextureImageUnits = 16,
.maxComputeImageUniforms = 8,
.maxComputeAtomicCounters = 8,
.maxComputeAtomicCounterBuffers = 1,
.maxVaryingComponents = 60,
.maxVertexOutputComponents = 64,
.maxGeometryInputComponents = 64,
.maxGeometryOutputComponents = 128,
.maxFragmentInputComponents = 128,
.maxImageUnits = 8,
.maxCombinedImageUnitsAndFragmentOutputs = 8,
.maxCombinedShaderOutputResources = 8,
.maxImageSamples = 0,
.maxVertexImageUniforms = 0,
.maxTessControlImageUniforms = 0,
.maxTessEvaluationImageUniforms = 0,
.maxGeometryImageUniforms = 0,
.maxFragmentImageUniforms = 8,
.maxCombinedImageUniforms = 8,
.maxGeometryTextureImageUnits = 16,
.maxGeometryOutputVertices = 256,
.maxGeometryTotalOutputComponents = 1024,
.maxGeometryUniformComponents = 1024,
.maxGeometryVaryingComponents = 64,
.maxTessControlInputComponents = 128,
.maxTessControlOutputComponents = 128,
.maxTessControlTextureImageUnits = 16,
.maxTessControlUniformComponents = 1024,
.maxTessControlTotalOutputComponents = 4096,
.maxTessEvaluationInputComponents = 128,
.maxTessEvaluationOutputComponents = 128,
.maxTessEvaluationTextureImageUnits = 16,
.maxTessEvaluationUniformComponents = 1024,
.maxTessPatchComponents = 120,
.maxPatchVertices = 32,
.maxTessGenLevel = 64,
.maxViewports = 16,
.maxVertexAtomicCounters = 0,
.maxTessControlAtomicCounters = 0,
.maxTessEvaluationAtomicCounters = 0,
.maxGeometryAtomicCounters = 0,
.maxFragmentAtomicCounters = 8,
.maxCombinedAtomicCounters = 8,
.maxAtomicCounterBindings = 1,
.maxVertexAtomicCounterBuffers = 0,
.maxTessControlAtomicCounterBuffers = 0,
.maxTessEvaluationAtomicCounterBuffers = 0,
.maxGeometryAtomicCounterBuffers = 0,
.maxFragmentAtomicCounterBuffers = 1,
.maxCombinedAtomicCounterBuffers = 1,
.maxAtomicCounterBufferSize = 16384,
.maxTransformFeedbackBuffers = 4,
.maxTransformFeedbackInterleavedComponents = 64,
.maxCullDistances = 8,
.maxCombinedClipAndCullDistances = 8,
.maxSamples = 4,
.limits = {
.nonInductiveForLoops = 1,
.whileLoops = 1,
.doWhileLoops = 1,
.generalUniformIndexing = 1,
.generalAttributeMatrixVectorIndexing = 1,
.generalVaryingIndexing = 1,
.generalSamplerIndexing = 1,
.generalVariableIndexing = 1,
.generalConstantMatrixVectorIndexing = 1,
}
};
static PoolVector<uint8_t> _compile_shader_glsl(RenderingDevice::ShaderStage p_stage, const String &p_source_code, RenderingDevice::ShaderLanguage p_language, String *r_error) {
PoolVector<uint8_t> ret;
ERR_FAIL_COND_V(p_language==RenderingDevice::SHADER_LANGUAGE_HLSL,ret);
// initialize in case it's not initialized. This is done once per thread
// and it's safe to call multiple times
glslang::InitializeProcess();
EShLanguage stages[RenderingDevice::SHADER_STAGE_MAX] = {
EShLangVertex,
EShLangFragment,
EShLangTessControl,
EShLangTessEvaluation,
EShLangCompute
};
int ClientInputSemanticsVersion = 100; // maps to, say, #define VULKAN 100
glslang::EShTargetClientVersion VulkanClientVersion = glslang::EShTargetVulkan_1_0;
glslang::EShTargetLanguageVersion TargetVersion = glslang::EShTargetSpv_1_0;
glslang::TShader::ForbidIncluder includer;
glslang::TShader shader(stages[p_stage]);
CharString cs = p_source_code.ascii();
const char *cs_strings = cs.get_data();
shader.setStrings(&cs_strings, 1);
shader.setEnvInput(glslang::EShSourceGlsl, stages[p_stage], glslang::EShClientVulkan, ClientInputSemanticsVersion);
shader.setEnvClient(glslang::EShClientVulkan, VulkanClientVersion);
shader.setEnvTarget(glslang::EShTargetSpv, TargetVersion);
EShMessages messages = (EShMessages)(EShMsgSpvRules | EShMsgVulkanRules);
const int DefaultVersion = 100;
std::string pre_processed_code;
//preprocess
if (!shader.preprocess(&default_builtin_resource, DefaultVersion, ENoProfile, false, false, messages, &pre_processed_code, includer)) {
if (r_error) {
(*r_error) = "Failed pre-process:\n";
(*r_error) += shader.getInfoLog();
(*r_error) += "\n";
(*r_error) += shader.getInfoDebugLog();
}
return ret;
}
//set back..
cs_strings = pre_processed_code.c_str();
shader.setStrings(&cs_strings, 1);
//parse
if (!shader.parse(&default_builtin_resource, DefaultVersion, false, messages)) {
if (r_error) {
(*r_error) = "Failed parse:\n";
(*r_error) += shader.getInfoLog();
(*r_error) += "\n";
(*r_error) += shader.getInfoDebugLog();
}
return ret;
}
//link
glslang::TProgram program;
program.addShader(&shader);
if (!program.link(messages)) {
if (r_error) {
(*r_error) = "Failed link:\n";
(*r_error) += program.getInfoLog();
(*r_error) += "\n";
(*r_error) += program.getInfoDebugLog();
}
return ret;
}
std::vector<uint32_t> SpirV;
spv::SpvBuildLogger logger;
glslang::SpvOptions spvOptions;
glslang::GlslangToSpv(*program.getIntermediate(stages[p_stage]), SpirV, &logger, &spvOptions);
ret.resize(SpirV.size() * sizeof(uint32_t));
{
PoolVector<uint8_t>::Write w = ret.write();
copymem(w.ptr(),&SpirV[0],SpirV.size()*sizeof(uint32_t));
}
return ret;
}
void preregister_glslang_types() {
RenderingDevice::shader_set_compile_function(_compile_shader_glsl);
}
void register_glslang_types() {
}
void unregister_glslang_types() {
}

34
modules/glslang/register_types.h Normal file
View file

@ -0,0 +1,34 @@
/*************************************************************************/
/* register_types.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 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. */
/*************************************************************************/
#define MODULE_GLSLANG_HAS_PREREGISTER
void preregister_glslang_types();
void register_glslang_types();
void unregister_glslang_types();

1
modules/register_module_types.h
View file

@ -31,6 +31,7 @@
#ifndef REGISTER_MODULE_TYPES_H
#define REGISTER_MODULE_TYPES_H
void preregister_module_types();
void register_module_types();
void unregister_module_types();

16
servers/visual/rasterizer_rd/rasterizer_rd.cpp
View file

@ -61,9 +61,9 @@ void RasterizerRD::end_frame(bool p_swap_buffers) {
void RasterizerRD::initialize() {
{ //create framebuffer copy shader
RenderingDevice::ShaderStageSource vert;
RenderingDevice::ShaderStageData vert;
vert.shader_stage = RenderingDevice::SHADER_STAGE_VERTEX;
vert.shader_source =
vert.spir_v = RenderingDevice::get_singleton()->shader_compile_from_source(RenderingDevice::SHADER_STAGE_VERTEX,
"#version 450\n"
"layout(push_constant, binding = 0, std140) uniform Pos { vec4 dst_rect; } pos;\n"
"layout(location =0) out vec2 uv;\n"
@ -72,22 +72,22 @@ void RasterizerRD::initialize() {
" uv = base_arr[gl_VertexIndex];\n"
" vec2 vtx = pos.dst_rect.xy+uv*pos.dst_rect.zw;\n"
" gl_Position = vec4(vtx * 2.0 - 1.0,0.0,1.0);\n"
"}\n";
"}\n");
RenderingDevice::ShaderStageSource frag;
RenderingDevice::ShaderStageData frag;
frag.shader_stage = RenderingDevice::SHADER_STAGE_FRAGMENT;
frag.shader_source =
frag.spir_v =RenderingDevice::get_singleton()->shader_compile_from_source(RenderingDevice::SHADER_STAGE_FRAGMENT,
"#version 450\n"
"layout (location = 0) in vec2 uv;\n"
"layout (location = 0) out vec4 color;\n"
"layout (binding = 0) uniform sampler2D src_rt;\n"
"void main() { color=texture(src_rt,uv); }\n";
"void main() { color=texture(src_rt,uv); }\n");
Vector<RenderingDevice::ShaderStageSource> source;
Vector<RenderingDevice::ShaderStageData> source;
source.push_back(vert);
source.push_back(frag);
String error;
copy_viewports_rd_shader = RD::get_singleton()->shader_create_from_source(source, &error);
copy_viewports_rd_shader = RD::get_singleton()->shader_create(source);
if (!copy_viewports_rd_shader.is_valid()) {
print_line("failed compilation: " + error);
} else {

61
servers/visual/rasterizer_rd/shader_rd.cpp
View file

@ -171,7 +171,12 @@ void ShaderRD::_compile_version(Version *p_version) {
for (int i = 0; i < variant_defines.size(); i++) {
Vector<RD::ShaderStageSource> stages;
Vector<RD::ShaderStageData> stages;
String error;
String current_source;
RD::ShaderStage current_stage = RD::SHADER_STAGE_VERTEX;
bool build_ok=true;
{
//vertex stage
@ -201,15 +206,21 @@ void ShaderRD::_compile_version(Version *p_version) {
builder.append(vertex_code3.get_data()); //fourth of vertex
RD::ShaderStageSource stage;
stage.shader_source = builder.as_string();
stage.shader_stage = RD::SHADER_STAGE_VERTEX;
current_source = builder.as_string();
RD::ShaderStageData stage;
stage.spir_v = RD::get_singleton()->shader_compile_from_source(RD::SHADER_STAGE_VERTEX,current_source,RD::SHADER_LANGUAGE_GLSL,&error);
if (stage.spir_v.size()==0) {
build_ok=false;
} else {
stage.shader_stage = RD::SHADER_STAGE_VERTEX;
stages.push_back(stage);
}
}
{
if (build_ok){
//fragment stage
current_stage =RD::SHADER_STAGE_FRAGMENT;
StringBuilder builder;
@ -240,29 +251,26 @@ void ShaderRD::_compile_version(Version *p_version) {
builder.append(fragment_code4.get_data()); //fourth part of fragment
RD::ShaderStageSource stage;
stage.shader_source = builder.as_string();
current_source = builder.as_string();
RD::ShaderStageData stage;
stage.spir_v = RD::get_singleton()->shader_compile_from_source(RD::SHADER_STAGE_FRAGMENT,current_source,RD::SHADER_LANGUAGE_GLSL,&error);
if (stage.spir_v.size()==0) {
build_ok=false;
} else {
stage.shader_stage = RD::SHADER_STAGE_FRAGMENT;
#if 0
if (stage.shader_stage == RD::SHADER_STAGE_FRAGMENT && p_version->uniforms.length()) {
print_line(stage.shader_source.get_with_code_lines());
}
#endif
stages.push_back(stage);
}
String error;
RD::ShaderStage error_stage;
RID shader = RD::get_singleton()->shader_create_from_source(stages, &error, &error_stage);
}
if (shader.is_null() && error != String()) {
ERR_PRINT("Error compiling shader, variant #" + itos(i) + " (" + variant_defines[i].get_data() + ").");
if (!build_ok) {
ERR_PRINT("Error compiling " + String(current_stage == RD::SHADER_STAGE_VERTEX ? "Vertex" : "Fragment") + " shader, variant #" + itos(i) + " (" + variant_defines[i].get_data() + ").");
ERR_PRINT(error);
#ifdef DEBUG_ENABLED
if (error_stage < RD::SHADER_STAGE_MAX) {
ERR_PRINT("code:\n" + stages[error_stage].shader_source.get_with_code_lines());
}
ERR_PRINT("code:\n" + current_source.get_with_code_lines());
#endif
//clear versions if they exist
for (int j = 0; j < i; j++) {
@ -274,6 +282,19 @@ void ShaderRD::_compile_version(Version *p_version) {
return;
}
RID shader = RD::get_singleton()->shader_create(stages);
if (shader.is_null()) {
//clear versions if they exist
for (int j = 0; j < i; j++) {
RD::get_singleton()->free(p_version->variants[j]);
}
memdelete_arr(p_version->variants);
p_version->variants = NULL;
return;
}
p_version->variants[i] = shader;
}

31
servers/visual/rendering_device.cpp
View file

@ -1,13 +1,38 @@
#include "rendering_device.h"
RenderingDevice *RenderingDevice::singleton=NULL;
RenderingDevice *RenderingDevice::singleton = NULL;
RenderingDevice *RenderingDevice::get_singleton() {
return singleton;
}
RenderingDevice::ShaderCompileFunction RenderingDevice::compile_function = NULL;
RenderingDevice::ShaderCacheFunction RenderingDevice::cache_function = NULL;
void RenderingDevice::shader_set_compile_function(ShaderCompileFunction p_function) {
compile_function = p_function;
}
void RenderingDevice::shader_set_cache_function(ShaderCacheFunction p_function) {
cache_function = p_function;
}
PoolVector<uint8_t> RenderingDevice::shader_compile_from_source(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language, String *r_error, bool p_allow_cache) {
if (p_allow_cache && cache_function) {
PoolVector<uint8_t> cache = cache_function(p_stage, p_source_code, p_language);
if (cache.size()) {
return cache;
}
}
ERR_FAIL_COND_V(!compile_function, PoolVector<uint8_t>());
return compile_function(p_stage, p_source_code, p_language, r_error);
}
RenderingDevice::RenderingDevice() {
singleton=this;
ShaderCompileFunction compile_function;
ShaderCacheFunction cache_function;
singleton = this;
}

52
servers/visual/rendering_device.h
View file

@ -5,6 +5,32 @@
class RenderingDevice : public Object {
GDCLASS(RenderingDevice, Object)
public:
enum ShaderStage {
SHADER_STAGE_VERTEX,
SHADER_STAGE_FRAGMENT,
SHADER_STAGE_TESSELATION_CONTROL,
SHADER_STAGE_TESSELATION_EVALUATION,
SHADER_STAGE_COMPUTE,
SHADER_STAGE_MAX,
SHADER_STAGE_VERTEX_BIT = (1 << SHADER_STAGE_VERTEX),
SHADER_STAGE_FRAGMENT_BIT = (1 << SHADER_STAGE_FRAGMENT),
SHADER_STAGE_TESSELATION_CONTROL_BIT = (1 << SHADER_STAGE_TESSELATION_CONTROL),
SHADER_STAGE_TESSELATION_EVALUATION_BIT = (1 << SHADER_STAGE_TESSELATION_EVALUATION),
SHADER_STAGE_COMPUTE_BIT = (1 << SHADER_STAGE_COMPUTE),
};
enum ShaderLanguage {
SHADER_LANGUAGE_GLSL,
SHADER_LANGUAGE_HLSL
};
typedef PoolVector<uint8_t> (*ShaderCompileFunction)(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language, String *r_error);
typedef PoolVector<uint8_t> (*ShaderCacheFunction)(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language);
private:
static ShaderCompileFunction compile_function;
static ShaderCacheFunction cache_function;
static RenderingDevice *singleton;
@ -497,29 +523,21 @@ public:
/**** SHADER ****/
/****************/
enum ShaderStage {
SHADER_STAGE_VERTEX,
SHADER_STAGE_FRAGMENT,
SHADER_STAGE_TESSELATION_CONTROL,
SHADER_STAGE_TESSELATION_EVALUATION,
SHADER_STAGE_COMPUTE,
SHADER_STAGE_MAX,
SHADER_STAGE_VERTEX_BIT = (1 << SHADER_STAGE_VERTEX),
SHADER_STAGE_FRAGMENT_BIT = (1 << SHADER_STAGE_FRAGMENT),
SHADER_STAGE_TESSELATION_CONTROL_BIT = (1 << SHADER_STAGE_TESSELATION_CONTROL),
SHADER_STAGE_TESSELATION_EVALUATION_BIT = (1 << SHADER_STAGE_TESSELATION_EVALUATION),
SHADER_STAGE_COMPUTE_BIT = (1 << SHADER_STAGE_COMPUTE),
};
virtual PoolVector<uint8_t> shader_compile_from_source(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language = SHADER_LANGUAGE_GLSL, String *r_error = NULL, bool p_allow_cache = true);
struct ShaderStageSource {
static void shader_set_compile_function(ShaderCompileFunction p_function);
static void shader_set_cache_function(ShaderCacheFunction p_function);
struct ShaderStageData {
ShaderStage shader_stage;
String shader_source;
ShaderStageSource() {
PoolVector<uint8_t> spir_v;
ShaderStageData() {
shader_stage = SHADER_STAGE_VERTEX;
}
};
virtual RID shader_create_from_source(const Vector<ShaderStageSource> &p_stages, String *r_error = NULL, ShaderStage *r_error_stage = NULL, bool p_allow_cache = true) = 0;
virtual RID shader_create(const Vector<ShaderStageData> &p_stages) = 0;
virtual Vector<int> shader_get_vertex_input_locations_used(RID p_shader) = 0;
/******************/