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dxvk/src/dxbc/dxbc_module.h
2019-01-26 14:52:29 +01:00

97 lines
2.4 KiB
C++

#pragma once
#include "../dxvk/dxvk_shader.h"
#include "dxbc_chunk_isgn.h"
#include "dxbc_chunk_shex.h"
#include "dxbc_header.h"
#include "dxbc_modinfo.h"
#include "dxbc_reader.h"
// References used for figuring out DXBC:
// - https://github.com/tgjones/slimshader-cpp
// - Wine
namespace dxvk {
class DxbcAnalyzer;
class DxbcCompiler;
/**
* \brief DXBC shader module
*
* Reads the DXBC byte code and extracts information
* about the resource bindings and the instruction
* stream. A module can then be compiled to SPIR-V.
*/
class DxbcModule {
public:
DxbcModule(DxbcReader& reader);
~DxbcModule();
/**
* \brief Shader type
* \returns Shader type
*/
DxbcProgramInfo programInfo() const {
return m_shexChunk->programInfo();
}
/**
* \brief Input and output signature chunks
*
* Parts of the D3D11 API need access to the
* input or output signature of the shader.
*/
Rc<DxbcIsgn> isgn() const { return m_isgnChunk; }
Rc<DxbcIsgn> osgn() const { return m_osgnChunk; }
/**
* \brief Compiles DXBC shader to SPIR-V module
*
* \param [in] moduleInfo DXBC module info
* \param [in] fileName File name, will be added to
* the compiled SPIR-V for debugging purposes.
* \returns The compiled shader object
*/
Rc<DxvkShader> compile(
const DxbcModuleInfo& moduleInfo,
const std::string& fileName) const;
/**
* \brief Compiles a pass-through geometry shader
*
* Applications can pass a vertex shader to create
* a geometry shader with stream output. In this
* case, we have to create a passthrough geometry
* shader, which operates in point to point mode.
* \param [in] moduleInfo DXBC module info
* \param [in] fileName SPIR-V shader name
*/
Rc<DxvkShader> compilePassthroughShader(
const DxbcModuleInfo& moduleInfo,
const std::string& fileName) const;
private:
DxbcHeader m_header;
Rc<DxbcIsgn> m_isgnChunk;
Rc<DxbcIsgn> m_osgnChunk;
Rc<DxbcIsgn> m_psgnChunk;
Rc<DxbcShex> m_shexChunk;
void runAnalyzer(
DxbcAnalyzer& analyzer,
DxbcCodeSlice slice) const;
void runCompiler(
DxbcCompiler& compiler,
DxbcCodeSlice slice) const;
};
}