dolphin/Source/Core/VideoBackends/OGL/Render.h

171 lines
5.6 KiB
C++

// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <string>
#include "Common/GL/GLContext.h"
#include "Common/GL/GLExtensions/GLExtensions.h"
#include "VideoCommon/RenderBase.h"
struct XFBSourceBase;
namespace OGL
{
class OGLPipeline;
void ClearEFBCache();
enum GlslVersion
{
Glsl130,
Glsl140,
Glsl150,
Glsl330,
Glsl400, // and above
Glsl430,
GlslEs300, // GLES 3.0
GlslEs310, // GLES 3.1
GlslEs320, // GLES 3.2
};
enum class EsTexbufType
{
TexbufNone,
TexbufCore,
TexbufOes,
TexbufExt
};
enum class EsFbFetchType
{
FbFetchNone,
FbFetchExt,
FbFetchArm,
};
// ogl-only config, so not in VideoConfig.h
struct VideoConfig
{
bool bIsES;
bool bSupportsGLSLCache;
bool bSupportsGLPinnedMemory;
bool bSupportsGLSync;
bool bSupportsGLBaseVertex;
bool bSupportsGLBufferStorage;
bool bSupportsMSAA;
GlslVersion eSupportedGLSLVersion;
bool bSupportViewportFloat;
bool bSupportsAEP;
bool bSupportsDebug;
bool bSupportsCopySubImage;
u8 SupportedESPointSize;
EsTexbufType SupportedESTextureBuffer;
bool bSupportsTextureStorage;
bool bSupports2DTextureStorageMultisample;
bool bSupports3DTextureStorageMultisample;
bool bSupportsConservativeDepth;
bool bSupportsImageLoadStore;
bool bSupportsAniso;
bool bSupportsBitfield;
bool bSupportsTextureSubImage;
EsFbFetchType SupportedFramebufferFetch;
const char* gl_vendor;
const char* gl_renderer;
const char* gl_version;
s32 max_samples;
};
extern VideoConfig g_ogl_config;
class Renderer : public ::Renderer
{
public:
Renderer(std::unique_ptr<GLContext> main_gl_context, float backbuffer_scale);
~Renderer() override;
bool IsHeadless() const override;
bool Initialize() override;
void Shutdown() override;
std::unique_ptr<AbstractTexture> CreateTexture(const TextureConfig& config) override;
std::unique_ptr<AbstractStagingTexture>
CreateStagingTexture(StagingTextureType type, const TextureConfig& config) override;
std::unique_ptr<AbstractShader> CreateShaderFromSource(ShaderStage stage, const char* source,
size_t length) override;
std::unique_ptr<AbstractShader> CreateShaderFromBinary(ShaderStage stage, const void* data,
size_t length) override;
std::unique_ptr<AbstractPipeline> CreatePipeline(const AbstractPipelineConfig& config) override;
std::unique_ptr<AbstractFramebuffer>
CreateFramebuffer(const AbstractTexture* color_attachment,
const AbstractTexture* depth_attachment) override;
void SetPipeline(const AbstractPipeline* pipeline) override;
void SetFramebuffer(const AbstractFramebuffer* framebuffer) override;
void SetAndDiscardFramebuffer(const AbstractFramebuffer* framebuffer) override;
void SetAndClearFramebuffer(const AbstractFramebuffer* framebuffer,
const ClearColor& color_value = {},
float depth_value = 0.0f) override;
void SetScissorRect(const MathUtil::Rectangle<int>& rc) override;
void SetTexture(u32 index, const AbstractTexture* texture) override;
void SetSamplerState(u32 index, const SamplerState& state) override;
void UnbindTexture(const AbstractTexture* texture) override;
void SetInterlacingMode() override;
void SetViewport(float x, float y, float width, float height, float near_depth,
float far_depth) override;
void Draw(u32 base_vertex, u32 num_vertices) override;
void DrawIndexed(u32 base_index, u32 num_indices, u32 base_vertex) override;
void BindBackbuffer(const ClearColor& clear_color = {}) override;
void PresentBackbuffer() override;
u32 AccessEFB(EFBAccessType type, u32 x, u32 y, u32 poke_data) override;
void PokeEFB(EFBAccessType type, const EfbPokeData* points, size_t num_points) override;
u16 BBoxRead(int index) override;
void BBoxWrite(int index, u16 value) override;
void ResetAPIState() override;
void RestoreAPIState() override;
TargetRectangle ConvertEFBRectangle(const EFBRectangle& rc) override;
void Flush() override;
void RenderXFBToScreen(const AbstractTexture* texture, const EFBRectangle& rc) override;
void OnConfigChanged(u32 bits) override;
void ClearScreen(const EFBRectangle& rc, bool colorEnable, bool alphaEnable, bool zEnable,
u32 color, u32 z) override;
void ReinterpretPixelData(unsigned int convtype) override;
std::unique_ptr<VideoCommon::AsyncShaderCompiler> CreateAsyncShaderCompiler() override;
// Only call methods from this on the GPU thread.
GLContext* GetMainGLContext() const { return m_main_gl_context.get(); }
bool IsGLES() const { return m_main_gl_context->IsGLES(); }
const OGLPipeline* GetCurrentGraphicsPipeline() const { return m_graphics_pipeline; }
private:
void UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRectangle& efbPixelRc,
const TargetRectangle& targetPixelRc, const void* data);
void CheckForSurfaceChange();
void CheckForSurfaceResize();
void ApplyBlendingState(const BlendingState state, bool force = false);
void ApplyRasterizationState(const RasterizationState state, bool force = false);
void ApplyDepthState(const DepthState state, bool force = false);
std::unique_ptr<GLContext> m_main_gl_context;
std::array<const AbstractTexture*, 8> m_bound_textures{};
const OGLPipeline* m_graphics_pipeline = nullptr;
RasterizationState m_current_rasterization_state;
DepthState m_current_depth_state;
BlendingState m_current_blend_state;
};
} // namespace OGL