comment shader

This commit is contained in:
Jorijn van der Graaf 2025-04-24 19:25:13 +02:00
commit d13bf354ab
2 changed files with 55 additions and 55 deletions

View file

@ -35,65 +35,65 @@ Shader::Shader(fs::path path, std::string entrypoint, EShLanguage type): path(pa
}
void Shader::Compile(fs::path outputDir) {
glslang::InitializeProcess();
EShMessages messages = static_cast<EShMessages>(EShMsgDefault | EShMsgVulkanRules | EShMsgSpvRules);
std::ifstream fileStream(path, std::ios::in | std::ios::binary);
if (!fileStream) {
throw std::ios_base::failure("Failed to open file: " + path.string());
}
std::ostringstream contents;
contents << fileStream.rdbuf();
std::string src = contents.str();
// glslang::InitializeProcess();
// EShMessages messages = static_cast<EShMessages>(EShMsgDefault | EShMsgVulkanRules | EShMsgSpvRules);
// std::ifstream fileStream(path, std::ios::in | std::ios::binary);
// if (!fileStream) {
// throw std::ios_base::failure("Failed to open file: " + path.string());
// }
// std::ostringstream contents;
// contents << fileStream.rdbuf();
// std::string src = contents.str();
const char *file_name_list[1] = {""};
const char *shader_source = reinterpret_cast<const char *>(src.data());
// const char *file_name_list[1] = {""};
// const char *shader_source = reinterpret_cast<const char *>(src.data());
glslang::TShader shader(type);
shader.setStringsWithLengthsAndNames(&shader_source, nullptr, file_name_list, 1);
shader.setEntryPoint(entrypoint.c_str());
shader.setSourceEntryPoint(entrypoint.c_str());
shader.setEnvTarget(glslang::EShTargetSpv, glslang::EShTargetSpv_1_4);
DirStackFileIncluder includeDir;
includeDir.pushExternalLocalDirectory(path.parent_path().generic_string());
std::string info_log;
if (!shader.parse(GetDefaultResources(), 100, false, messages, includeDir))
{
info_log = std::string(shader.getInfoLog()) + std::string(shader.getInfoDebugLog());
}
// Add shader to new program object.
glslang::TProgram program;
program.addShader(&shader);
// glslang::TShader shader(type);
// shader.setStringsWithLengthsAndNames(&shader_source, nullptr, file_name_list, 1);
// shader.setEntryPoint(entrypoint.c_str());
// shader.setSourceEntryPoint(entrypoint.c_str());
// shader.setEnvTarget(glslang::EShTargetSpv, glslang::EShTargetSpv_1_4);
// DirStackFileIncluder includeDir;
// includeDir.pushExternalLocalDirectory(path.parent_path().generic_string());
// std::string info_log;
// if (!shader.parse(GetDefaultResources(), 100, false, messages, includeDir))
// {
// info_log = std::string(shader.getInfoLog()) + std::string(shader.getInfoDebugLog());
// }
// // Add shader to new program object.
// glslang::TProgram program;
// program.addShader(&shader);
// Link program.
if (!program.link(messages))
{
info_log = std::string(program.getInfoLog()) + std::string(program.getInfoDebugLog());
}
// // Link program.
// if (!program.link(messages))
// {
// info_log = std::string(program.getInfoLog()) + std::string(program.getInfoDebugLog());
// }
// Save any info log that was generated.
if (shader.getInfoLog())
{
info_log += std::string(shader.getInfoLog()) + std::string(shader.getInfoDebugLog());
}
// // Save any info log that was generated.
// if (shader.getInfoLog())
// {
// info_log += std::string(shader.getInfoLog()) + std::string(shader.getInfoDebugLog());
// }
if (program.getInfoLog())
{
info_log += std::string(program.getInfoLog()) + std::string(program.getInfoDebugLog());
}
// if (program.getInfoLog())
// {
// info_log += std::string(program.getInfoLog()) + std::string(program.getInfoDebugLog());
// }
glslang::TIntermediate* intermediate = program.getIntermediate(type);
if (!intermediate)
{
info_log += "Failed to get shared intermediate code.";
}
// glslang::TIntermediate* intermediate = program.getIntermediate(type);
// if (!intermediate)
// {
// info_log += "Failed to get shared intermediate code.";
// }
spv::SpvBuildLogger logger;
std::vector<std::uint32_t> spirv;
std::cout << info_log;
glslang::GlslangToSpv(*intermediate, spirv, &logger);
std::cout << logger.getAllMessages();
glslang::FinalizeProcess();
path.replace_extension("spirv");
std::ofstream file(outputDir/path, std::ios::binary);
file.write(reinterpret_cast<const char*>(spirv.data()), spirv.size() * sizeof(std::uint32_t));
// spv::SpvBuildLogger logger;
// std::vector<std::uint32_t> spirv;
// std::cout << info_log;
// glslang::GlslangToSpv(*intermediate, spirv, &logger);
// std::cout << logger.getAllMessages();
// glslang::FinalizeProcess();
// path.replace_extension("spirv");
// std::ofstream file(outputDir/path, std::ios::binary);
// file.write(reinterpret_cast<const char*>(spirv.data()), spirv.size() * sizeof(std::uint32_t));
}

View file

@ -1,11 +1,11 @@
mkdir build
mkdir bin
clang++ -std=c++26 Crafter.Build-Shader.cppm --precompile -fprebuilt-module-path=./build -o ./build/Crafter.Build-Shader.pcm
clang++ -std=c++26 Crafter.Build-Dependency.cppm --precompile -fprebuilt-module-path=./build -o ./build/Crafter.Build-Dependency.pcm
clang++ -std=c++26 Crafter.Build-Configuration.cppm --precompile -fprebuilt-module-path=./build -o ./build/Crafter.Build-Configuration.pcm
clang++ -std=c++26 Crafter.Build-ModuleFile.cppm --precompile -fprebuilt-module-path=./build -o ./build/Crafter.Build-ModuleFile.pcm
clang++ -std=c++26 Crafter.Build-Project.cppm --precompile -fprebuilt-module-path=./build -o ./build/Crafter.Build-Project.pcm
clang++ -std=c++26 Crafter.Build-Shader.cppm --precompile -fprebuilt-module-path=./build -o ./build/Crafter.Build-Shader.pcm
clang++ -std=c++26 Crafter.Build.cppm --precompile -fprebuilt-module-path=./build -o ./build/Crafter.Build.pcm
clang++ -std=c++26 Crafter.Build-Dependency.cpp -fprebuilt-module-path=./build -c -O3 -o ./build/Crafter.Build-Dependency_source.o