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dxvk/src/d3d11/d3d11_shader.cpp
2018-01-12 00:06:54 +01:00

83 lines
2.6 KiB
C++

#include "d3d11_device.h"
#include "d3d11_shader.h"
namespace dxvk {
D3D11ShaderModule:: D3D11ShaderModule() { }
D3D11ShaderModule::~D3D11ShaderModule() { }
D3D11ShaderModule::D3D11ShaderModule(
const DxbcOptions* pDxbcOptions,
D3D11Device* pDevice,
const void* pShaderBytecode,
size_t BytecodeLength) {
DxbcReader reader(
reinterpret_cast<const char*>(pShaderBytecode),
BytecodeLength);
DxbcModule module(reader);
// Construct the shader name that we'll use for
// debug messages and as the dump/read file name
m_name = ConstructFileName(
ComputeShaderHash(pShaderBytecode, BytecodeLength),
module.version().type());
Logger::debug(str::format("Compiling shader ", m_name));
// If requested by the user, dump both the raw DXBC
// shader and the compiled SPIR-V module to a file.
const std::string dumpPath = env::getEnvVar(L"DXVK_SHADER_DUMP_PATH");
const std::string readPath = env::getEnvVar(L"DXVK_SHADER_READ_PATH");
if (dumpPath.size() != 0) {
reader.store(std::ofstream(str::format(dumpPath, "/", m_name, ".dxbc"),
std::ios_base::binary | std::ios_base::trunc));
}
m_shader = module.compile(*pDxbcOptions);
if (dumpPath.size() != 0) {
m_shader->dump(std::ofstream(str::format(dumpPath, "/", m_name, ".spv"),
std::ios_base::binary | std::ios_base::trunc));
}
// If requested by the user, replace
// the shader with another file.
if (readPath.size() != 0) {
m_shader->read(std::ifstream(
str::format(readPath, "/", m_name, ".spv"),
std::ios_base::binary));
}
}
Sha1Hash D3D11ShaderModule::ComputeShaderHash(
const void* pShaderBytecode,
size_t BytecodeLength) const {
return Sha1Hash::compute(
reinterpret_cast<const uint8_t*>(pShaderBytecode),
BytecodeLength);
}
std::string D3D11ShaderModule::ConstructFileName(
const Sha1Hash& hash,
const DxbcProgramType& type) const {
std::string typeStr;
switch (type) {
case DxbcProgramType::PixelShader: typeStr = "PS_"; break;
case DxbcProgramType::VertexShader: typeStr = "VS_"; break;
case DxbcProgramType::GeometryShader: typeStr = "GS_"; break;
case DxbcProgramType::HullShader: typeStr = "HS_"; break;
case DxbcProgramType::DomainShader: typeStr = "DS_"; break;
case DxbcProgramType::ComputeShader: typeStr = "CS_"; break;
}
return str::format(typeStr, hash.toString());
}
}