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VideoBackends: Add AbstractShader and AbstractPipeline classes

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This commit is contained in:
Stenzek
2017-09-08 19:42:56 +10:00
parent 31111ef143
commit fec6bb4d56
47 changed files with 1825 additions and 33 deletions
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40
Source/Core/VideoBackends/OGL/ProgramShaderCache.h
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@ -4,8 +4,10 @@
#pragma once
#include <atomic>
#include <memory>
#include <tuple>
#include <unordered_map>
#include "Common/GL/GLUtil.h"
#include "Common/LinearDiskCache.h"
@ -21,7 +23,9 @@ class cInterfaceBase;
namespace OGL
{
class OGLShader;
class GLVertexFormat;
class StreamBuffer;
class SHADERUID
{
@ -81,6 +85,29 @@ struct SHADER
void DestroyShaders();
};
struct PipelineProgramKey
{
const OGLShader* vertex_shader;
const OGLShader* geometry_shader;
const OGLShader* pixel_shader;
bool operator==(const PipelineProgramKey& rhs) const;
bool operator!=(const PipelineProgramKey& rhs) const;
bool operator<(const PipelineProgramKey& rhs) const;
};
struct PipelineProgramKeyHash
{
std::size_t operator()(const PipelineProgramKey& key) const;
};
struct PipelineProgram
{
PipelineProgramKey key;
SHADER shader;
std::atomic_size_t reference_count{1};
};
class ProgramShaderCache
{
public:
@ -98,6 +125,7 @@ public:
static SHADER* SetUberShader(PrimitiveType primitive_type, const GLVertexFormat* vertex_format);
static void BindVertexFormat(const GLVertexFormat* vertex_format);
static void InvalidateVertexFormat();
static void InvalidateLastProgram();
static bool CompileShader(SHADER& shader, const std::string& vcode, const std::string& pcode,
const std::string& gcode = "");
@ -106,6 +134,9 @@ public:
static bool CheckShaderCompileResult(GLuint id, GLenum type, const std::string& code);
static bool CheckProgramLinkResult(GLuint id, const std::string& vcode, const std::string& pcode,
const std::string& gcode);
static StreamBuffer* GetUniformBuffer();
static u32 GetUniformBufferAlignment();
static void InvalidateConstants();
static void UploadConstants();
static void Init();
@ -115,6 +146,11 @@ public:
static void RetrieveAsyncShaders();
static void PrecompileUberShaders();
static const PipelineProgram* GetPipelineProgram(const OGLShader* vertex_shader,
const OGLShader* geometry_shader,
const OGLShader* pixel_shader);
static void ReleasePipelineProgram(const PipelineProgram* prog);
private:
template <typename UIDType>
class ProgramShaderCacheInserter : public LinearDiskCacheReader<UIDType, u8>
@ -189,6 +225,9 @@ private:
typedef std::map<SHADERUID, PCacheEntry> PCache;
typedef std::map<UBERSHADERUID, PCacheEntry> UberPCache;
typedef std::unordered_map<PipelineProgramKey, std::unique_ptr<PipelineProgram>,
PipelineProgramKeyHash>
PipelineProgramMap;
static void CreateAttributelessVAO();
static GLuint CreateProgramFromBinary(const u8* value, u32 value_size);
@ -202,6 +241,7 @@ private:
static PCache pshaders;
static UberPCache ubershaders;
static PipelineProgramMap pipelineprograms;
static PCacheEntry* last_entry;
static PCacheEntry* last_uber_entry;
static SHADERUID last_uid;