Cemu/src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.h
2024-07-28 16:32:37 +02:00

220 lines
8.2 KiB
C++

#pragma once
#include <Foundation/Foundation.hpp>
#include <QuartzCore/QuartzCore.hpp>
#include <Metal/Metal.hpp>
#include "Cafe/HW/Latte/Renderer/Renderer.h"
#include "Cafe/HW/Latte/Renderer/Metal/MetalMemoryManager.h"
#include "Metal/MTLRenderCommandEncoder.hpp"
#include "Metal/MTLRenderPass.hpp"
#define MAX_MTL_BUFFERS 31
#define GET_MTL_VERTEX_BUFFER_INDEX(index) (MAX_MTL_BUFFERS - index - 2)
// TODO: don't harcdode the support buffer binding
#define MTL_SUPPORT_BUFFER_BINDING 30
#define MAX_MTL_TEXTURES 31
struct MetalBufferRange
{
bool needsRebind = false;
sint32 offset = -1;
};
struct MetalState
{
bool skipDrawSequence = false;
class CachedFBOMtl* activeFBO = nullptr;
MetalBufferRange vertexBuffers[MAX_MTL_BUFFERS] = {{}};
class LatteTextureViewMtl* textures[MAX_MTL_TEXTURES] = {nullptr};
};
class MetalRenderer : public Renderer
{
public:
MetalRenderer();
~MetalRenderer() override;
RendererAPI GetType() override
{
return RendererAPI::Metal;
}
static MetalRenderer* GetInstance() {
return static_cast<MetalRenderer*>(g_renderer.get());
}
// Helper functions
MTL::Device* GetDevice() const {
return m_device;
}
void InitializeLayer(const Vector2i& size, bool mainWindow);
void Initialize() override;
void Shutdown() override;
bool IsPadWindowActive() override;
bool GetVRAMInfo(int& usageInMB, int& totalInMB) const override;
void ClearColorbuffer(bool padView) override;
void DrawEmptyFrame(bool mainWindow) override;
void SwapBuffers(bool swapTV, bool swapDRC) override;
void HandleScreenshotRequest(LatteTextureView* texView, bool padView) override {
cemuLog_log(LogType::MetalLogging, "Screenshots are not yet supported on Metal");
}
void DrawBackbufferQuad(LatteTextureView* texView, RendererOutputShader* shader, bool useLinearTexFilter,
sint32 imageX, sint32 imageY, sint32 imageWidth, sint32 imageHeight,
bool padView, bool clearBackground) override;
bool BeginFrame(bool mainWindow) override;
// flush control
void Flush(bool waitIdle = false) override; // called when explicit flush is required (e.g. by imgui)
void NotifyLatteCommandProcessorIdle() override; // called when command processor has no more commands available or when stalled
// imgui
bool ImguiBegin(bool mainWindow) override {
cemuLog_log(LogType::MetalLogging, "Imgui is not yet supported on Metal");
return false;
};
void ImguiEnd() override {
cemuLog_log(LogType::MetalLogging, "Imgui is not yet supported on Metal");
};
ImTextureID GenerateTexture(const std::vector<uint8>& data, const Vector2i& size) override {
cemuLog_log(LogType::MetalLogging, "Imgui is not yet supported on Metal");
return nullptr;
};
void DeleteTexture(ImTextureID id) override {
cemuLog_log(LogType::MetalLogging, "Imgui is not yet supported on Metal");
};
void DeleteFontTextures() override {
cemuLog_log(LogType::MetalLogging, "Imgui is not yet supported on Metal");
};
void AppendOverlayDebugInfo() override;
// rendertarget
void renderTarget_setViewport(float x, float y, float width, float height, float nearZ, float farZ, bool halfZ = false) override;
void renderTarget_setScissor(sint32 scissorX, sint32 scissorY, sint32 scissorWidth, sint32 scissorHeight) override;
LatteCachedFBO* rendertarget_createCachedFBO(uint64 key) override;
void rendertarget_deleteCachedFBO(LatteCachedFBO* fbo) override;
void rendertarget_bindFramebufferObject(LatteCachedFBO* cfbo) override;
// texture functions
void* texture_acquireTextureUploadBuffer(uint32 size) override;
void texture_releaseTextureUploadBuffer(uint8* mem) override;
TextureDecoder* texture_chooseDecodedFormat(Latte::E_GX2SURFFMT format, bool isDepth, Latte::E_DIM dim, uint32 width, uint32 height) override;
void texture_clearSlice(LatteTexture* hostTexture, sint32 sliceIndex, sint32 mipIndex) override;
void texture_loadSlice(LatteTexture* hostTexture, sint32 width, sint32 height, sint32 depth, void* pixelData, sint32 sliceIndex, sint32 mipIndex, uint32 compressedImageSize) override;
void texture_clearColorSlice(LatteTexture* hostTexture, sint32 sliceIndex, sint32 mipIndex, float r, float g, float b, float a) override;
void texture_clearDepthSlice(LatteTexture* hostTexture, uint32 sliceIndex, sint32 mipIndex, bool clearDepth, bool clearStencil, float depthValue, uint32 stencilValue) override;
LatteTexture* texture_createTextureEx(Latte::E_DIM dim, MPTR physAddress, MPTR physMipAddress, Latte::E_GX2SURFFMT format, uint32 width, uint32 height, uint32 depth, uint32 pitch, uint32 mipLevels, uint32 swizzle, Latte::E_HWTILEMODE tileMode, bool isDepth) override;
void texture_setLatteTexture(LatteTextureView* textureView, uint32 textureUnit) override;
void texture_copyImageSubData(LatteTexture* src, sint32 srcMip, sint32 effectiveSrcX, sint32 effectiveSrcY, sint32 srcSlice, LatteTexture* dst, sint32 dstMip, sint32 effectiveDstX, sint32 effectiveDstY, sint32 dstSlice, sint32 effectiveCopyWidth, sint32 effectiveCopyHeight, sint32 srcDepth) override;
LatteTextureReadbackInfo* texture_createReadback(LatteTextureView* textureView) override;
// surface copy
void surfaceCopy_copySurfaceWithFormatConversion(LatteTexture* sourceTexture, sint32 srcMip, sint32 srcSlice, LatteTexture* destinationTexture, sint32 dstMip, sint32 dstSlice, sint32 width, sint32 height) override;
// buffer cache
void bufferCache_init(const sint32 bufferSize) override;
void bufferCache_upload(uint8* buffer, sint32 size, uint32 bufferOffset) override;
void bufferCache_copy(uint32 srcOffset, uint32 dstOffset, uint32 size) override;
void bufferCache_copyStreamoutToMainBuffer(uint32 srcOffset, uint32 dstOffset, uint32 size) override;
void buffer_bindVertexBuffer(uint32 bufferIndex, uint32 offset, uint32 size) override;
void buffer_bindUniformBuffer(LatteConst::ShaderType shaderType, uint32 bufferIndex, uint32 offset, uint32 size) override;
// shader
RendererShader* shader_create(RendererShader::ShaderType type, uint64 baseHash, uint64 auxHash, const std::string& source, bool compileAsync, bool isGfxPackSource) override;
// streamout
void streamout_setupXfbBuffer(uint32 bufferIndex, sint32 ringBufferOffset, uint32 rangeAddr, uint32 rangeSize) override;
void streamout_begin() override;
void streamout_rendererFinishDrawcall() override;
// core drawing logic
void draw_beginSequence() override;
void draw_execute(uint32 baseVertex, uint32 baseInstance, uint32 instanceCount, uint32 count, MPTR indexDataMPTR, Latte::LATTE_VGT_DMA_INDEX_TYPE::E_INDEX_TYPE indexType, bool isFirst) override;
void draw_endSequence() override;
// index
void* indexData_reserveIndexMemory(uint32 size, uint32& offset, uint32& bufferIndex) override;
void indexData_uploadIndexMemory(uint32 offset, uint32 size) override;
// occlusion queries
LatteQueryObject* occlusionQuery_create() override {
cemuLog_log(LogType::MetalLogging, "Occlusion queries are not yet supported on Metal");
return nullptr;
}
void occlusionQuery_destroy(LatteQueryObject* queryObj) override {
cemuLog_log(LogType::MetalLogging, "Occlusion queries are not yet supported on Metal");
}
void occlusionQuery_flush() override {
cemuLog_log(LogType::MetalLogging, "Occlusion queries are not yet supported on Metal");
}
void occlusionQuery_updateState() override {
cemuLog_log(LogType::MetalLogging, "Occlusion queries are not yet supported on Metal");
}
private:
CA::MetalLayer* m_metalLayer;
MetalMemoryManager* m_memoryManager;
// Metal objects
MTL::Device* m_device;
MTL::CommandQueue* m_commandQueue;
// Basic
MTL::SamplerState* m_nearestSampler;
// Active objects
MTL::CommandBuffer* m_commandBuffer = nullptr;
MTL::RenderCommandEncoder* m_renderCommandEncoder = nullptr;
// State
MetalState m_state;
// Helpers
void ensureCommandBuffer()
{
if (!m_commandBuffer)
{
// Debug
m_commandQueue->insertDebugCaptureBoundary();
m_commandBuffer = m_commandQueue->commandBuffer();
}
}
void beginRenderPassIfNeeded(MTL::RenderPassDescriptor* renderPassDescriptor)
{
if (!m_renderCommandEncoder)
{
m_renderCommandEncoder = m_commandBuffer->renderCommandEncoder(renderPassDescriptor);
}
}
void BindStageResources(LatteDecompilerShader* shader);
};