mirror of https://github.com/AxioDL/boo.git
1497 lines
55 KiB
Plaintext
1497 lines
55 KiB
Plaintext
#include "../mac/CocoaCommon.hpp"
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#if BOO_HAS_METAL
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#include "logvisor/logvisor.hpp"
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#include "boo/graphicsdev/Metal.hpp"
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#include "boo/IGraphicsContext.hpp"
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#include "Common.hpp"
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#include <vector>
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#include <unordered_map>
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#include <unordered_set>
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#include "xxhash.h"
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#if !__has_feature(objc_arc)
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#error ARC Required
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#endif
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#define MAX_UNIFORM_COUNT 8
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#define MAX_TEXTURE_COUNT 8
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namespace boo
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{
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static logvisor::Module Log("boo::Metal");
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struct MetalCommandQueue;
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class MetalDataFactoryImpl;
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struct MetalShareableShader : IShareableShader<MetalDataFactoryImpl, MetalShareableShader>
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{
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id<MTLFunction> m_shader;
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MetalShareableShader(MetalDataFactoryImpl& fac, uint64_t srcKey, id<MTLFunction> s)
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: IShareableShader(fac, srcKey, 0), m_shader(s) {}
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};
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class MetalDataFactoryImpl : public MetalDataFactory
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{
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friend struct MetalCommandQueue;
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friend class MetalDataFactory::Context;
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IGraphicsContext* m_parent;
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static ThreadLocalPtr<struct MetalData> m_deferredData;
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std::unordered_set<struct MetalData*> m_committedData;
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std::unordered_set<struct MetalPool*> m_committedPools;
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std::mutex m_committedMutex;
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std::unordered_map<uint64_t, std::unique_ptr<MetalShareableShader>> m_sharedShaders;
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struct MetalContext* m_ctx;
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uint32_t m_sampleCount;
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void destroyData(IGraphicsData*);
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void destroyAllData();
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void destroyPool(IGraphicsBufferPool*);
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IGraphicsBufferD* newPoolBuffer(IGraphicsBufferPool* pool, BufferUse use,
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size_t stride, size_t count);
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void deletePoolBuffer(IGraphicsBufferPool* p, IGraphicsBufferD* buf);
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public:
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MetalDataFactoryImpl(IGraphicsContext* parent, MetalContext* ctx, uint32_t sampleCount);
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~MetalDataFactoryImpl() {}
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Platform platform() const {return Platform::Metal;}
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const char* platformName() const {return "Metal";}
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GraphicsDataToken commitTransaction(const std::function<bool(IGraphicsDataFactory::Context& ctx)>&);
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GraphicsBufferPoolToken newBufferPool();
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void _unregisterShareableShader(uint64_t srcKey, uint64_t binKey) { m_sharedShaders.erase(srcKey); }
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};
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ThreadLocalPtr<struct MetalData> MetalDataFactoryImpl::m_deferredData;
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struct MetalData : IGraphicsDataPriv
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{
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std::vector<std::unique_ptr<class MetalShaderPipeline>> m_SPs;
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std::vector<std::unique_ptr<struct MetalShaderDataBinding>> m_SBinds;
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std::vector<std::unique_ptr<class MetalGraphicsBufferS>> m_SBufs;
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std::vector<std::unique_ptr<class MetalGraphicsBufferD>> m_DBufs;
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std::vector<std::unique_ptr<class MetalTextureS>> m_STexs;
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std::vector<std::unique_ptr<class MetalTextureSA>> m_SATexs;
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std::vector<std::unique_ptr<class MetalTextureD>> m_DTexs;
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std::vector<std::unique_ptr<class MetalTextureR>> m_RTexs;
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std::vector<std::unique_ptr<struct MetalVertexFormat>> m_VFmts;
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};
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struct MetalPoolItem : IGraphicsDataPriv
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{
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std::unique_ptr<class MetalGraphicsBufferD> m_buf;
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};
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struct MetalPool : IGraphicsBufferPool
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{
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std::unordered_set<MetalPoolItem*> m_items;
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~MetalPool()
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{
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for (auto& item : m_items)
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item->decrement();
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}
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};
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#define MTL_STATIC MTLResourceCPUCacheModeWriteCombined|MTLResourceStorageModeShared
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#define MTL_DYNAMIC MTLResourceCPUCacheModeWriteCombined|MTLResourceStorageModeShared
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class MetalGraphicsBufferS : public IGraphicsBufferS
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{
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friend class MetalDataFactory;
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friend struct MetalCommandQueue;
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MetalGraphicsBufferS(IGraphicsData* parent, BufferUse use, MetalContext* ctx,
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const void* data, size_t stride, size_t count)
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: boo::IGraphicsBufferS(parent), m_stride(stride), m_count(count), m_sz(stride * count)
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{
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m_buf = [ctx->m_dev newBufferWithBytes:data length:m_sz options:MTL_STATIC];
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}
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public:
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size_t m_stride;
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size_t m_count;
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size_t m_sz;
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id<MTLBuffer> m_buf;
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~MetalGraphicsBufferS() = default;
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};
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class MetalGraphicsBufferD : public IGraphicsBufferD
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{
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friend class MetalDataFactory;
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friend class MetalDataFactoryImpl;
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friend struct MetalCommandQueue;
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MetalCommandQueue* m_q;
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std::unique_ptr<uint8_t[]> m_cpuBuf;
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int m_validSlots = 0;
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MetalGraphicsBufferD(IGraphicsData* parent, MetalCommandQueue* q, BufferUse use,
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MetalContext* ctx, size_t stride, size_t count)
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: boo::IGraphicsBufferD(parent), m_q(q), m_stride(stride), m_count(count), m_sz(stride * count)
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{
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m_cpuBuf.reset(new uint8_t[m_sz]);
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m_bufs[0] = [ctx->m_dev newBufferWithLength:m_sz options:MTL_DYNAMIC];
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m_bufs[1] = [ctx->m_dev newBufferWithLength:m_sz options:MTL_DYNAMIC];
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}
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void update(int b);
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public:
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size_t m_stride;
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size_t m_count;
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size_t m_sz;
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id<MTLBuffer> m_bufs[2];
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MetalGraphicsBufferD() = default;
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void load(const void* data, size_t sz);
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void* map(size_t sz);
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void unmap();
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};
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class MetalTextureS : public ITextureS
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{
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friend class MetalDataFactory;
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MetalTextureS(IGraphicsData* parent, MetalContext* ctx, size_t width, size_t height, size_t mips,
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TextureFormat fmt, const void* data, size_t sz)
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: ITextureS(parent)
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{
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MTLPixelFormat pfmt = MTLPixelFormatRGBA8Unorm;
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NSUInteger ppitchNum = 4;
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NSUInteger ppitchDenom = 1;
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switch (fmt)
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{
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case TextureFormat::I8:
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pfmt = MTLPixelFormatR8Unorm;
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ppitchNum = 1;
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break;
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case TextureFormat::DXT1:
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pfmt = MTLPixelFormatBC1_RGBA;
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ppitchNum = 1;
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ppitchDenom = 2;
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default: break;
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}
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@autoreleasepool
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{
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MTLTextureDescriptor* desc =
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[MTLTextureDescriptor texture2DDescriptorWithPixelFormat:pfmt
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width:width height:height
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mipmapped:(mips>1)?YES:NO];
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desc.usage = MTLTextureUsageShaderRead;
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desc.mipmapLevelCount = mips;
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m_tex = [ctx->m_dev newTextureWithDescriptor:desc];
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const uint8_t* dataIt = reinterpret_cast<const uint8_t*>(data);
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for (size_t i=0 ; i<mips ; ++i)
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{
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[m_tex replaceRegion:MTLRegionMake2D(0, 0, width, height)
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mipmapLevel:i
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withBytes:dataIt
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bytesPerRow:width * ppitchNum / ppitchDenom];
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dataIt += width * height * ppitchNum / ppitchDenom;
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if (width > 1)
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width /= 2;
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if (height > 1)
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height /= 2;
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}
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}
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}
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public:
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id<MTLTexture> m_tex;
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~MetalTextureS() = default;
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};
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class MetalTextureSA : public ITextureSA
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{
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friend class MetalDataFactory;
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MetalTextureSA(IGraphicsData* parent, MetalContext* ctx, size_t width,
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size_t height, size_t layers, size_t mips,
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TextureFormat fmt, const void* data, size_t sz)
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: ITextureSA(parent)
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{
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MTLPixelFormat pfmt = MTLPixelFormatRGBA8Unorm;
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NSUInteger ppitch = 4;
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switch (fmt)
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{
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case TextureFormat::I8:
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pfmt = MTLPixelFormatR8Unorm;
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ppitch = 1;
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break;
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default: break;
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}
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@autoreleasepool
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{
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MTLTextureDescriptor* desc =
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[MTLTextureDescriptor texture2DDescriptorWithPixelFormat:pfmt
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width:width height:height
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mipmapped:(mips>1)?YES:NO];
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desc.textureType = MTLTextureType2DArray;
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desc.arrayLength = layers;
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desc.mipmapLevelCount = mips;
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desc.usage = MTLTextureUsageShaderRead;
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m_tex = [ctx->m_dev newTextureWithDescriptor:desc];
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const uint8_t* dataIt = reinterpret_cast<const uint8_t*>(data);
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for (size_t i=0 ; i<mips ; ++i)
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{
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for (size_t j=0 ; j<layers ; ++j)
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{
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[m_tex replaceRegion:MTLRegionMake2D(0, 0, width, height)
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mipmapLevel:i
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slice:j
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withBytes:dataIt
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bytesPerRow:width * ppitch
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bytesPerImage:width * height * ppitch];
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dataIt += width * height * ppitch;
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}
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if (width > 1)
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width /= 2;
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if (height > 1)
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height /= 2;
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}
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}
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}
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public:
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id<MTLTexture> m_tex;
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~MetalTextureSA() = default;
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};
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class MetalTextureD : public ITextureD
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{
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friend class MetalDataFactory;
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friend struct MetalCommandQueue;
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MetalCommandQueue* m_q;
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size_t m_width = 0;
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size_t m_height = 0;
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std::unique_ptr<uint8_t[]> m_cpuBuf;
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size_t m_cpuSz;
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size_t m_pxPitch;
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int m_validSlots = 0;
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MetalTextureD(IGraphicsData* parent, MetalCommandQueue* q, MetalContext* ctx,
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size_t width, size_t height, TextureFormat fmt)
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: boo::ITextureD(parent), m_q(q), m_width(width), m_height(height)
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{
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MTLPixelFormat format;
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switch (fmt)
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{
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case TextureFormat::RGBA8:
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format = MTLPixelFormatRGBA8Unorm;
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m_pxPitch = 4;
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break;
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case TextureFormat::I8:
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format = MTLPixelFormatR8Unorm;
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m_pxPitch = 1;
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break;
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default:
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Log.report(logvisor::Fatal, "unsupported tex format");
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}
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m_cpuSz = width * height * m_pxPitch;
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m_cpuBuf.reset(new uint8_t[m_cpuSz]);
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@autoreleasepool
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{
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MTLTextureDescriptor* desc =
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[MTLTextureDescriptor texture2DDescriptorWithPixelFormat:format
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width:width height:height
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mipmapped:NO];
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desc.usage = MTLTextureUsageShaderRead;
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m_texs[0] = [ctx->m_dev newTextureWithDescriptor:desc];
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m_texs[1] = [ctx->m_dev newTextureWithDescriptor:desc];
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}
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}
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void update(int b);
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public:
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id<MTLTexture> m_texs[2];
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~MetalTextureD() = default;
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void load(const void* data, size_t sz);
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void* map(size_t sz);
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void unmap();
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};
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#define MAX_BIND_TEXS 4
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class MetalTextureR : public ITextureR
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{
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friend class MetalDataFactory;
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friend struct MetalCommandQueue;
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size_t m_width = 0;
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size_t m_height = 0;
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size_t m_samples = 0;
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size_t m_colorBindCount;
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size_t m_depthBindCount;
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void Setup(MetalContext* ctx, size_t width, size_t height, size_t samples,
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size_t colorBindCount, size_t depthBindCount)
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{
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m_width = width;
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m_height = height;
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if (colorBindCount > MAX_BIND_TEXS)
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Log.report(logvisor::Fatal, "too many color bindings for render texture");
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if (depthBindCount > MAX_BIND_TEXS)
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Log.report(logvisor::Fatal, "too many depth bindings for render texture");
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@autoreleasepool
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{
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MTLTextureDescriptor* desc =
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[MTLTextureDescriptor texture2DDescriptorWithPixelFormat:MTLPixelFormatBGRA8Unorm
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width:width height:height
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mipmapped:NO];
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desc.storageMode = MTLStorageModePrivate;
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if (samples > 1)
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{
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desc.textureType = MTLTextureType2DMultisample;
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desc.sampleCount = samples;
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desc.usage = MTLTextureUsageRenderTarget;
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m_colorTex = [ctx->m_dev newTextureWithDescriptor:desc];
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if (colorBindCount)
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{
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desc.usage = MTLTextureUsageShaderRead;
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for (int i=0 ; i<colorBindCount ; ++i)
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m_colorBindTex[i] = [ctx->m_dev newTextureWithDescriptor:desc];
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}
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desc.usage = MTLTextureUsageRenderTarget;
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desc.pixelFormat = MTLPixelFormatDepth32Float;
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m_depthTex = [ctx->m_dev newTextureWithDescriptor:desc];
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if (depthBindCount)
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{
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desc.usage = MTLTextureUsageShaderRead;
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for (int i=0 ; i<depthBindCount ; ++i)
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m_depthBindTex[i] = [ctx->m_dev newTextureWithDescriptor:desc];
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}
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}
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else
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{
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desc.textureType = MTLTextureType2D;
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desc.sampleCount = 1;
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desc.usage = MTLTextureUsageRenderTarget;
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m_colorTex = [ctx->m_dev newTextureWithDescriptor:desc];
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if (colorBindCount)
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{
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desc.usage = MTLTextureUsageShaderRead;
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for (int i=0 ; i<colorBindCount ; ++i)
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m_colorBindTex[i] = [ctx->m_dev newTextureWithDescriptor:desc];
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}
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desc.usage = MTLTextureUsageRenderTarget;
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desc.pixelFormat = MTLPixelFormatDepth32Float;
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m_depthTex = [ctx->m_dev newTextureWithDescriptor:desc];
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if (depthBindCount)
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{
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desc.usage = MTLTextureUsageShaderRead;
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for (int i=0 ; i<depthBindCount ; ++i)
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m_depthBindTex[i] = [ctx->m_dev newTextureWithDescriptor:desc];
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}
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}
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{
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m_passDesc = [MTLRenderPassDescriptor renderPassDescriptor];
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m_passDesc.colorAttachments[0].texture = m_colorTex;
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m_passDesc.colorAttachments[0].loadAction = MTLLoadActionLoad;
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m_passDesc.colorAttachments[0].storeAction = MTLStoreActionStore;
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m_passDesc.depthAttachment.texture = m_depthTex;
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m_passDesc.depthAttachment.loadAction = MTLLoadActionLoad;
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m_passDesc.depthAttachment.storeAction = MTLStoreActionStore;
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m_passDesc.depthAttachment.clearDepth = 0.f;
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}
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{
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m_clearDepthPassDesc = [MTLRenderPassDescriptor renderPassDescriptor];
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m_clearDepthPassDesc.colorAttachments[0].texture = m_colorTex;
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m_clearDepthPassDesc.colorAttachments[0].loadAction = MTLLoadActionLoad;
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m_clearDepthPassDesc.colorAttachments[0].storeAction = MTLStoreActionStore;
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m_clearDepthPassDesc.depthAttachment.texture = m_depthTex;
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m_clearDepthPassDesc.depthAttachment.loadAction = MTLLoadActionClear;
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m_clearDepthPassDesc.depthAttachment.storeAction = MTLStoreActionStore;
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m_clearDepthPassDesc.depthAttachment.clearDepth = 0.f;
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}
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{
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m_clearColorPassDesc = [MTLRenderPassDescriptor renderPassDescriptor];
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m_clearColorPassDesc.colorAttachments[0].texture = m_colorTex;
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m_clearColorPassDesc.colorAttachments[0].loadAction = MTLLoadActionClear;
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m_clearColorPassDesc.colorAttachments[0].storeAction = MTLStoreActionStore;
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m_clearDepthPassDesc.colorAttachments[0].clearColor = MTLClearColorMake(0.0, 0.0, 0.0, 0.0);
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m_clearColorPassDesc.depthAttachment.texture = m_depthTex;
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m_clearColorPassDesc.depthAttachment.loadAction = MTLLoadActionLoad;
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m_clearColorPassDesc.depthAttachment.storeAction = MTLStoreActionStore;
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m_clearColorPassDesc.depthAttachment.clearDepth = 0.f;
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}
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{
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m_clearBothPassDesc = [MTLRenderPassDescriptor renderPassDescriptor];
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m_clearBothPassDesc.colorAttachments[0].texture = m_colorTex;
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m_clearBothPassDesc.colorAttachments[0].loadAction = MTLLoadActionClear;
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m_clearBothPassDesc.colorAttachments[0].storeAction = MTLStoreActionStore;
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m_clearBothPassDesc.colorAttachments[0].clearColor = MTLClearColorMake(0.0, 0.0, 0.0, 0.0);
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m_clearBothPassDesc.depthAttachment.texture = m_depthTex;
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m_clearBothPassDesc.depthAttachment.loadAction = MTLLoadActionClear;
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m_clearBothPassDesc.depthAttachment.storeAction = MTLStoreActionStore;
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m_clearBothPassDesc.depthAttachment.clearDepth = 0.f;
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}
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}
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}
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MetalTextureR(IGraphicsData* parent, MetalContext* ctx, size_t width, size_t height, size_t samples,
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size_t colorBindCount, size_t depthBindCount)
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: boo::ITextureR(parent), m_width(width), m_height(height), m_samples(samples),
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m_colorBindCount(colorBindCount),
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m_depthBindCount(depthBindCount)
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{
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if (samples == 0) m_samples = 1;
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Setup(ctx, width, height, samples, colorBindCount, depthBindCount);
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}
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public:
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size_t samples() const {return m_samples;}
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id<MTLTexture> m_colorTex;
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id<MTLTexture> m_depthTex;
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id<MTLTexture> m_colorBindTex[MAX_BIND_TEXS] = {};
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id<MTLTexture> m_depthBindTex[MAX_BIND_TEXS] = {};
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MTLRenderPassDescriptor* m_passDesc;
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MTLRenderPassDescriptor* m_clearDepthPassDesc;
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MTLRenderPassDescriptor* m_clearColorPassDesc;
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MTLRenderPassDescriptor* m_clearBothPassDesc;
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~MetalTextureR() = default;
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void resize(MetalContext* ctx, size_t width, size_t height)
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{
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if (width < 1)
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width = 1;
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if (height < 1)
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height = 1;
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m_width = width;
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m_height = height;
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Setup(ctx, width, height, m_samples, m_colorBindCount, m_depthBindCount);
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}
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};
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static const size_t SEMANTIC_SIZE_TABLE[] =
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{
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0,
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|
12,
|
|
16,
|
|
12,
|
|
16,
|
|
16,
|
|
4,
|
|
8,
|
|
16,
|
|
16,
|
|
16
|
|
};
|
|
|
|
static const MTLVertexFormat SEMANTIC_TYPE_TABLE[] =
|
|
{
|
|
MTLVertexFormatInvalid,
|
|
MTLVertexFormatFloat3,
|
|
MTLVertexFormatFloat4,
|
|
MTLVertexFormatFloat3,
|
|
MTLVertexFormatFloat4,
|
|
MTLVertexFormatFloat4,
|
|
MTLVertexFormatUChar4Normalized,
|
|
MTLVertexFormatFloat2,
|
|
MTLVertexFormatFloat4,
|
|
MTLVertexFormatFloat4,
|
|
MTLVertexFormatFloat4
|
|
};
|
|
|
|
struct MetalVertexFormat : IVertexFormat
|
|
{
|
|
size_t m_elementCount;
|
|
MTLVertexDescriptor* m_vdesc;
|
|
size_t m_stride = 0;
|
|
size_t m_instStride = 0;
|
|
MetalVertexFormat(IGraphicsData* parent, size_t elementCount, const VertexElementDescriptor* elements)
|
|
: boo::IVertexFormat(parent), m_elementCount(elementCount)
|
|
{
|
|
for (size_t i=0 ; i<elementCount ; ++i)
|
|
{
|
|
const VertexElementDescriptor* elemin = &elements[i];
|
|
int semantic = int(elemin->semantic & VertexSemantic::SemanticMask);
|
|
if ((elemin->semantic & VertexSemantic::Instanced) != VertexSemantic::None)
|
|
m_instStride += SEMANTIC_SIZE_TABLE[semantic];
|
|
else
|
|
m_stride += SEMANTIC_SIZE_TABLE[semantic];
|
|
}
|
|
|
|
m_vdesc = [MTLVertexDescriptor vertexDescriptor];
|
|
MTLVertexBufferLayoutDescriptor* layoutDesc = m_vdesc.layouts[0];
|
|
layoutDesc.stride = m_stride;
|
|
layoutDesc.stepFunction = MTLVertexStepFunctionPerVertex;
|
|
layoutDesc.stepRate = 1;
|
|
|
|
layoutDesc = m_vdesc.layouts[1];
|
|
layoutDesc.stride = m_instStride;
|
|
layoutDesc.stepFunction = MTLVertexStepFunctionPerInstance;
|
|
layoutDesc.stepRate = 1;
|
|
|
|
size_t offset = 0;
|
|
size_t instOffset = 0;
|
|
for (size_t i=0 ; i<elementCount ; ++i)
|
|
{
|
|
const VertexElementDescriptor* elemin = &elements[i];
|
|
MTLVertexAttributeDescriptor* attrDesc = m_vdesc.attributes[i];
|
|
int semantic = int(elemin->semantic & VertexSemantic::SemanticMask);
|
|
if ((elemin->semantic & VertexSemantic::Instanced) != VertexSemantic::None)
|
|
{
|
|
attrDesc.offset = instOffset;
|
|
attrDesc.bufferIndex = 1;
|
|
instOffset += SEMANTIC_SIZE_TABLE[semantic];
|
|
}
|
|
else
|
|
{
|
|
attrDesc.offset = offset;
|
|
attrDesc.bufferIndex = 0;
|
|
offset += SEMANTIC_SIZE_TABLE[semantic];
|
|
}
|
|
attrDesc.format = SEMANTIC_TYPE_TABLE[semantic];
|
|
}
|
|
}
|
|
};
|
|
|
|
static const MTLBlendFactor BLEND_FACTOR_TABLE[] =
|
|
{
|
|
MTLBlendFactorZero,
|
|
MTLBlendFactorOne,
|
|
MTLBlendFactorSourceColor,
|
|
MTLBlendFactorOneMinusSourceColor,
|
|
MTLBlendFactorDestinationColor,
|
|
MTLBlendFactorOneMinusDestinationColor,
|
|
MTLBlendFactorSourceAlpha,
|
|
MTLBlendFactorOneMinusSourceAlpha,
|
|
MTLBlendFactorDestinationAlpha,
|
|
MTLBlendFactorOneMinusDestinationAlpha,
|
|
#if __MAC_OS_X_VERSION_MAX_ALLOWED >= 101200
|
|
MTLBlendFactorSource1Color,
|
|
MTLBlendFactorOneMinusSource1Color,
|
|
#else
|
|
MTLBlendFactorSourceColor,
|
|
MTLBlendFactorOneMinusSourceColor,
|
|
#endif
|
|
};
|
|
|
|
static const MTLPrimitiveType PRIMITIVE_TABLE[] =
|
|
{
|
|
MTLPrimitiveTypeTriangle,
|
|
MTLPrimitiveTypeTriangleStrip
|
|
};
|
|
|
|
#define COLOR_WRITE_MASK (MTLColorWriteMaskRed | MTLColorWriteMaskGreen | MTLColorWriteMaskBlue)
|
|
|
|
class MetalShaderPipeline : public IShaderPipeline
|
|
{
|
|
friend class MetalDataFactory;
|
|
friend struct MetalCommandQueue;
|
|
friend struct MetalShaderDataBinding;
|
|
MTLCullMode m_cullMode = MTLCullModeNone;
|
|
MTLPrimitiveType m_drawPrim;
|
|
const MetalVertexFormat* m_vtxFmt;
|
|
MetalShareableShader::Token m_vert;
|
|
MetalShareableShader::Token m_frag;
|
|
|
|
MetalShaderPipeline(IGraphicsData* parent,
|
|
MetalContext* ctx,
|
|
MetalShareableShader::Token&& vert,
|
|
MetalShareableShader::Token&& frag,
|
|
const MetalVertexFormat* vtxFmt, NSUInteger targetSamples,
|
|
BlendFactor srcFac, BlendFactor dstFac, Primitive prim,
|
|
ZTest depthTest, bool depthWrite, bool colorWrite,
|
|
bool alphaWrite, CullMode culling)
|
|
: boo::IShaderPipeline(parent),
|
|
m_drawPrim(PRIMITIVE_TABLE[int(prim)]), m_vtxFmt(vtxFmt),
|
|
m_vert(std::move(vert)), m_frag(std::move(frag))
|
|
{
|
|
switch (culling)
|
|
{
|
|
case CullMode::None:
|
|
default:
|
|
m_cullMode = MTLCullModeNone;
|
|
break;
|
|
case CullMode::Backface:
|
|
m_cullMode = MTLCullModeBack;
|
|
break;
|
|
case CullMode::Frontface:
|
|
m_cullMode = MTLCullModeFront;
|
|
break;
|
|
}
|
|
|
|
MTLRenderPipelineDescriptor* desc = [MTLRenderPipelineDescriptor new];
|
|
desc.vertexFunction = m_vert.get().m_shader;
|
|
desc.fragmentFunction = m_frag.get().m_shader;
|
|
desc.vertexDescriptor = vtxFmt->m_vdesc;
|
|
desc.sampleCount = targetSamples;
|
|
desc.colorAttachments[0].pixelFormat = MTLPixelFormatBGRA8Unorm;
|
|
desc.colorAttachments[0].writeMask = (colorWrite ? COLOR_WRITE_MASK : 0) |
|
|
(alphaWrite ? MTLColorWriteMaskAlpha : 0);
|
|
desc.colorAttachments[0].blendingEnabled = dstFac != BlendFactor::Zero;
|
|
if (srcFac == BlendFactor::Subtract || dstFac == BlendFactor::Subtract)
|
|
{
|
|
desc.colorAttachments[0].sourceRGBBlendFactor = MTLBlendFactorDestinationColor;
|
|
desc.colorAttachments[0].destinationRGBBlendFactor = MTLBlendFactorSourceColor;
|
|
desc.colorAttachments[0].rgbBlendOperation = MTLBlendOperationSubtract;
|
|
}
|
|
else
|
|
{
|
|
desc.colorAttachments[0].sourceRGBBlendFactor = BLEND_FACTOR_TABLE[int(srcFac)];
|
|
desc.colorAttachments[0].destinationRGBBlendFactor = BLEND_FACTOR_TABLE[int(dstFac)];
|
|
desc.colorAttachments[0].rgbBlendOperation = MTLBlendOperationAdd;
|
|
}
|
|
desc.colorAttachments[0].sourceAlphaBlendFactor = MTLBlendFactorOne;
|
|
desc.colorAttachments[0].destinationAlphaBlendFactor = MTLBlendFactorZero;
|
|
desc.depthAttachmentPixelFormat = MTLPixelFormatDepth32Float;
|
|
desc.inputPrimitiveTopology = MTLPrimitiveTopologyClassTriangle;
|
|
NSError* err = nullptr;
|
|
m_state = [ctx->m_dev newRenderPipelineStateWithDescriptor:desc error:&err];
|
|
if (err)
|
|
Log.report(logvisor::Fatal, "error making shader pipeline: %s",
|
|
[[err localizedDescription] UTF8String]);
|
|
|
|
MTLDepthStencilDescriptor* dsDesc = [MTLDepthStencilDescriptor new];
|
|
switch (depthTest)
|
|
{
|
|
case ZTest::None:
|
|
default:
|
|
dsDesc.depthCompareFunction = MTLCompareFunctionAlways;
|
|
break;
|
|
case ZTest::LEqual:
|
|
dsDesc.depthCompareFunction = MTLCompareFunctionGreaterEqual;
|
|
break;
|
|
case ZTest::Greater:
|
|
dsDesc.depthCompareFunction = MTLCompareFunctionLess;
|
|
break;
|
|
case ZTest::GEqual:
|
|
dsDesc.depthCompareFunction = MTLCompareFunctionLessEqual;
|
|
break;
|
|
case ZTest::Equal:
|
|
dsDesc.depthCompareFunction = MTLCompareFunctionEqual;
|
|
break;
|
|
}
|
|
|
|
dsDesc.depthWriteEnabled = depthWrite;
|
|
m_dsState = [ctx->m_dev newDepthStencilStateWithDescriptor:dsDesc];
|
|
}
|
|
public:
|
|
id<MTLRenderPipelineState> m_state;
|
|
id<MTLDepthStencilState> m_dsState;
|
|
~MetalShaderPipeline() = default;
|
|
MetalShaderPipeline& operator=(const MetalShaderPipeline&) = delete;
|
|
MetalShaderPipeline(const MetalShaderPipeline&) = delete;
|
|
|
|
void bind(id<MTLRenderCommandEncoder> enc)
|
|
{
|
|
[enc setRenderPipelineState:m_state];
|
|
[enc setDepthStencilState:m_dsState];
|
|
[enc setCullMode:m_cullMode];
|
|
}
|
|
};
|
|
|
|
static id<MTLBuffer> GetBufferGPUResource(const IGraphicsBuffer* buf, int idx)
|
|
{
|
|
if (buf->dynamic())
|
|
{
|
|
const MetalGraphicsBufferD* cbuf = static_cast<const MetalGraphicsBufferD*>(buf);
|
|
return cbuf->m_bufs[idx];
|
|
}
|
|
else
|
|
{
|
|
const MetalGraphicsBufferS* cbuf = static_cast<const MetalGraphicsBufferS*>(buf);
|
|
return cbuf->m_buf;
|
|
}
|
|
}
|
|
|
|
static id<MTLBuffer> GetBufferGPUResource(const IGraphicsBuffer* buf, int idx, size_t& strideOut)
|
|
{
|
|
if (buf->dynamic())
|
|
{
|
|
const MetalGraphicsBufferD* cbuf = static_cast<const MetalGraphicsBufferD*>(buf);
|
|
strideOut = cbuf->m_stride;
|
|
return cbuf->m_bufs[idx];
|
|
}
|
|
else
|
|
{
|
|
const MetalGraphicsBufferS* cbuf = static_cast<const MetalGraphicsBufferS*>(buf);
|
|
strideOut = cbuf->m_stride;
|
|
return cbuf->m_buf;
|
|
}
|
|
}
|
|
|
|
static id<MTLTexture> GetTextureGPUResource(const ITexture* tex, int idx, int bindIdx, bool depth)
|
|
{
|
|
switch (tex->type())
|
|
{
|
|
case TextureType::Dynamic:
|
|
{
|
|
const MetalTextureD* ctex = static_cast<const MetalTextureD*>(tex);
|
|
return ctex->m_texs[idx];
|
|
}
|
|
case TextureType::Static:
|
|
{
|
|
const MetalTextureS* ctex = static_cast<const MetalTextureS*>(tex);
|
|
return ctex->m_tex;
|
|
}
|
|
case TextureType::StaticArray:
|
|
{
|
|
const MetalTextureSA* ctex = static_cast<const MetalTextureSA*>(tex);
|
|
return ctex->m_tex;
|
|
}
|
|
case TextureType::Render:
|
|
{
|
|
const MetalTextureR* ctex = static_cast<const MetalTextureR*>(tex);
|
|
return depth ? ctex->m_depthBindTex[bindIdx] : ctex->m_colorBindTex[bindIdx];
|
|
}
|
|
default: break;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
struct MetalShaderDataBinding : IShaderDataBindingPriv
|
|
{
|
|
MetalShaderPipeline* m_pipeline;
|
|
IGraphicsBuffer* m_vbuf;
|
|
IGraphicsBuffer* m_instVbo;
|
|
IGraphicsBuffer* m_ibuf;
|
|
size_t m_ubufCount;
|
|
std::unique_ptr<IGraphicsBuffer*[]> m_ubufs;
|
|
std::unique_ptr<size_t[]> m_ubufOffs;
|
|
std::unique_ptr<bool[]> m_fubufs;
|
|
size_t m_texCount;
|
|
struct BoundTex
|
|
{
|
|
ITexture* tex;
|
|
int idx;
|
|
bool depth;
|
|
};
|
|
std::unique_ptr<BoundTex[]> m_texs;
|
|
size_t m_baseVert;
|
|
size_t m_baseInst;
|
|
|
|
MetalShaderDataBinding(MetalData* d,
|
|
MetalContext* ctx,
|
|
IShaderPipeline* pipeline,
|
|
IGraphicsBuffer* vbuf, IGraphicsBuffer* instVbo, IGraphicsBuffer* ibuf,
|
|
size_t ubufCount, IGraphicsBuffer** ubufs, const PipelineStage* ubufStages,
|
|
const size_t* ubufOffs, const size_t* ubufSizes,
|
|
size_t texCount, ITexture** texs,
|
|
const int* texBindIdxs, const bool* depthBind,
|
|
size_t baseVert, size_t baseInst)
|
|
: IShaderDataBindingPriv(d),
|
|
m_pipeline(static_cast<MetalShaderPipeline*>(pipeline)),
|
|
m_vbuf(vbuf),
|
|
m_instVbo(instVbo),
|
|
m_ibuf(ibuf),
|
|
m_ubufCount(ubufCount),
|
|
m_ubufs(new IGraphicsBuffer*[ubufCount]),
|
|
m_texCount(texCount),
|
|
m_texs(new BoundTex[texCount]),
|
|
m_baseVert(baseVert),
|
|
m_baseInst(baseInst)
|
|
{
|
|
addDepData(m_pipeline->m_parentData);
|
|
|
|
if (ubufCount && ubufStages)
|
|
{
|
|
m_fubufs.reset(new bool[ubufCount]);
|
|
for (size_t i=0 ; i<ubufCount ; ++i)
|
|
m_fubufs[i] = ubufStages[i] == PipelineStage::Fragment;
|
|
}
|
|
|
|
if (ubufCount && ubufOffs && ubufSizes)
|
|
{
|
|
m_ubufOffs.reset(new size_t[ubufCount]);
|
|
for (size_t i=0 ; i<ubufCount ; ++i)
|
|
{
|
|
#ifndef NDEBUG
|
|
if (ubufOffs[i] % 256)
|
|
Log.report(logvisor::Fatal, "non-256-byte-aligned uniform-offset %d provided to newShaderDataBinding", int(i));
|
|
#endif
|
|
m_ubufOffs[i] = ubufOffs[i];
|
|
}
|
|
}
|
|
for (size_t i=0 ; i<ubufCount ; ++i)
|
|
{
|
|
#ifndef NDEBUG
|
|
if (!ubufs[i])
|
|
Log.report(logvisor::Fatal, "null uniform-buffer %d provided to newShaderDataBinding", int(i));
|
|
#endif
|
|
m_ubufs[i] = ubufs[i];
|
|
if (ubufs[i])
|
|
addDepData(ubufs[i]->m_parentData);
|
|
}
|
|
for (size_t i=0 ; i<texCount ; ++i)
|
|
{
|
|
m_texs[i] = {texs[i], texBindIdxs ? texBindIdxs[i] : 0, depthBind ? depthBind[i] : false};
|
|
if (texs[i])
|
|
addDepData(texs[i]->m_parentData);
|
|
}
|
|
}
|
|
|
|
void bind(id<MTLRenderCommandEncoder> enc, int b)
|
|
{
|
|
m_pipeline->bind(enc);
|
|
|
|
size_t stride;
|
|
if (m_vbuf)
|
|
{
|
|
id<MTLBuffer> buf = GetBufferGPUResource(m_vbuf, b, stride);
|
|
[enc setVertexBuffer:buf offset:stride * m_baseVert atIndex:0];
|
|
}
|
|
if (m_instVbo)
|
|
{
|
|
id<MTLBuffer> buf = GetBufferGPUResource(m_instVbo, b, stride);
|
|
[enc setVertexBuffer:buf offset:stride * m_baseInst atIndex:1];
|
|
}
|
|
if (m_ubufOffs)
|
|
for (size_t i=0 ; i<m_ubufCount ; ++i)
|
|
{
|
|
if (m_fubufs && m_fubufs[i])
|
|
[enc setFragmentBuffer:GetBufferGPUResource(m_ubufs[i], b) offset:m_ubufOffs[i] atIndex:i+2];
|
|
else
|
|
[enc setVertexBuffer:GetBufferGPUResource(m_ubufs[i], b) offset:m_ubufOffs[i] atIndex:i+2];
|
|
}
|
|
else
|
|
for (size_t i=0 ; i<m_ubufCount ; ++i)
|
|
{
|
|
if (m_fubufs && m_fubufs[i])
|
|
[enc setFragmentBuffer:GetBufferGPUResource(m_ubufs[i], b) offset:0 atIndex:i+2];
|
|
else
|
|
[enc setVertexBuffer:GetBufferGPUResource(m_ubufs[i], b) offset:0 atIndex:i+2];
|
|
}
|
|
for (size_t i=0 ; i<m_texCount ; ++i)
|
|
if (m_texs[i].tex)
|
|
[enc setFragmentTexture:GetTextureGPUResource(m_texs[i].tex, b, m_texs[i].idx, m_texs[i].depth) atIndex:i];
|
|
}
|
|
};
|
|
|
|
struct MetalCommandQueue : IGraphicsCommandQueue
|
|
{
|
|
Platform platform() const {return IGraphicsDataFactory::Platform::Metal;}
|
|
const char* platformName() const {return "Metal";}
|
|
MetalContext* m_ctx;
|
|
IWindow* m_parentWindow;
|
|
IGraphicsContext* m_parent;
|
|
id<MTLCommandBuffer> m_cmdBuf;
|
|
id<MTLRenderCommandEncoder> m_enc;
|
|
bool m_running = true;
|
|
|
|
size_t m_fillBuf = 0;
|
|
size_t m_drawBuf = 0;
|
|
|
|
MetalCommandQueue(MetalContext* ctx, IWindow* parentWindow, IGraphicsContext* parent)
|
|
: m_ctx(ctx), m_parentWindow(parentWindow), m_parent(parent)
|
|
{
|
|
@autoreleasepool
|
|
{
|
|
m_cmdBuf = [ctx->m_q commandBuffer];
|
|
}
|
|
}
|
|
|
|
void stopRenderer()
|
|
{
|
|
m_running = false;
|
|
if (m_inProgress)
|
|
[m_cmdBuf waitUntilCompleted];
|
|
}
|
|
|
|
~MetalCommandQueue()
|
|
{
|
|
if (m_running) stopRenderer();
|
|
}
|
|
|
|
MetalShaderDataBinding* m_boundData = nullptr;
|
|
MTLPrimitiveType m_currentPrimitive = MTLPrimitiveTypeTriangle;
|
|
void setShaderDataBinding(IShaderDataBinding* binding)
|
|
{
|
|
MetalShaderDataBinding* cbind = static_cast<MetalShaderDataBinding*>(binding);
|
|
cbind->bind(m_enc, m_fillBuf);
|
|
m_boundData = cbind;
|
|
m_currentPrimitive = cbind->m_pipeline->m_drawPrim;
|
|
}
|
|
|
|
MetalTextureR* m_boundTarget = nullptr;
|
|
void _setRenderTarget(ITextureR* target, bool clearColor, bool clearDepth)
|
|
{
|
|
MetalTextureR* ctarget = static_cast<MetalTextureR*>(target);
|
|
@autoreleasepool
|
|
{
|
|
[m_enc endEncoding];
|
|
if (clearColor && clearDepth)
|
|
m_enc = [m_cmdBuf renderCommandEncoderWithDescriptor:ctarget->m_clearBothPassDesc];
|
|
else if (clearColor)
|
|
m_enc = [m_cmdBuf renderCommandEncoderWithDescriptor:ctarget->m_clearColorPassDesc];
|
|
else if (clearDepth)
|
|
m_enc = [m_cmdBuf renderCommandEncoderWithDescriptor:ctarget->m_clearDepthPassDesc];
|
|
else
|
|
m_enc = [m_cmdBuf renderCommandEncoderWithDescriptor:ctarget->m_passDesc];
|
|
[m_enc setFrontFacingWinding:MTLWindingCounterClockwise];
|
|
}
|
|
if (ctarget == m_boundTarget)
|
|
{
|
|
if (m_boundVp.width || m_boundVp.height)
|
|
[m_enc setViewport:m_boundVp];
|
|
if (m_boundScissor.width || m_boundScissor.height)
|
|
[m_enc setScissorRect:m_boundScissor];
|
|
}
|
|
else
|
|
m_boundTarget = ctarget;
|
|
}
|
|
|
|
void setRenderTarget(ITextureR* target)
|
|
{
|
|
_setRenderTarget(target, false, false);
|
|
}
|
|
|
|
MTLViewport m_boundVp = {};
|
|
void setViewport(const SWindowRect& rect, float znear, float zfar)
|
|
{
|
|
m_boundVp = MTLViewport{double(rect.location[0]), double(rect.location[1]),
|
|
double(rect.size[0]), double(rect.size[1]), znear, zfar};
|
|
[m_enc setViewport:m_boundVp];
|
|
}
|
|
|
|
MTLScissorRect m_boundScissor = {};
|
|
void setScissor(const SWindowRect& rect)
|
|
{
|
|
if (m_boundTarget)
|
|
{
|
|
SWindowRect intersectRect = rect.intersect(SWindowRect(0, 0, m_boundTarget->m_width, m_boundTarget->m_height));
|
|
m_boundScissor = MTLScissorRect{NSUInteger(intersectRect.location[0]),
|
|
NSUInteger(m_boundTarget->m_height - intersectRect.location[1] - intersectRect.size[1]),
|
|
NSUInteger(intersectRect.size[0]), NSUInteger(intersectRect.size[1])};
|
|
[m_enc setScissorRect:m_boundScissor];
|
|
}
|
|
}
|
|
|
|
std::unordered_map<MetalTextureR*, std::pair<size_t, size_t>> m_texResizes;
|
|
void resizeRenderTexture(ITextureR* tex, size_t width, size_t height)
|
|
{
|
|
MetalTextureR* ctex = static_cast<MetalTextureR*>(tex);
|
|
m_texResizes[ctex] = std::make_pair(width, height);
|
|
}
|
|
|
|
void schedulePostFrameHandler(std::function<void(void)>&& func)
|
|
{
|
|
func();
|
|
}
|
|
|
|
void flushBufferUpdates() {}
|
|
|
|
float m_clearColor[4] = {0.0,0.0,0.0,0.0};
|
|
void setClearColor(const float rgba[4])
|
|
{
|
|
m_clearColor[0] = rgba[0];
|
|
m_clearColor[1] = rgba[1];
|
|
m_clearColor[2] = rgba[2];
|
|
m_clearColor[3] = rgba[3];
|
|
}
|
|
|
|
void clearTarget(bool render=true, bool depth=true)
|
|
{
|
|
if (!m_boundTarget)
|
|
return;
|
|
_setRenderTarget(m_boundTarget, render, depth);
|
|
}
|
|
|
|
void draw(size_t start, size_t count)
|
|
{
|
|
[m_enc drawPrimitives:m_currentPrimitive vertexStart:start vertexCount:count];
|
|
}
|
|
|
|
void drawIndexed(size_t start, size_t count)
|
|
{
|
|
[m_enc drawIndexedPrimitives:m_currentPrimitive
|
|
indexCount:count
|
|
indexType:MTLIndexTypeUInt32
|
|
indexBuffer:GetBufferGPUResource(m_boundData->m_ibuf, m_fillBuf)
|
|
indexBufferOffset:start*4];
|
|
}
|
|
|
|
void drawInstances(size_t start, size_t count, size_t instCount)
|
|
{
|
|
[m_enc drawPrimitives:m_currentPrimitive
|
|
vertexStart:start vertexCount:count instanceCount:instCount];
|
|
}
|
|
|
|
void drawInstancesIndexed(size_t start, size_t count, size_t instCount)
|
|
{
|
|
[m_enc drawIndexedPrimitives:m_currentPrimitive
|
|
indexCount:count
|
|
indexType:MTLIndexTypeUInt32
|
|
indexBuffer:GetBufferGPUResource(m_boundData->m_ibuf, m_fillBuf)
|
|
indexBufferOffset:start*4
|
|
instanceCount:instCount];
|
|
}
|
|
|
|
void resolveBindTexture(ITextureR* texture, const SWindowRect& rect, bool tlOrigin,
|
|
int bindIdx, bool color, bool depth)
|
|
{
|
|
MetalTextureR* tex = static_cast<MetalTextureR*>(texture);
|
|
@autoreleasepool
|
|
{
|
|
[m_enc endEncoding];
|
|
SWindowRect intersectRect = rect.intersect(SWindowRect(0, 0, tex->m_width, tex->m_height));
|
|
NSUInteger y = tlOrigin ? intersectRect.location[1] : int(tex->m_height) -
|
|
intersectRect.location[1] - intersectRect.size[1];
|
|
MTLOrigin origin = {NSUInteger(intersectRect.location[0]), y, 0};
|
|
id<MTLBlitCommandEncoder> blitEnc = [m_cmdBuf blitCommandEncoder];
|
|
|
|
if (color && tex->m_colorBindTex[bindIdx])
|
|
{
|
|
[blitEnc copyFromTexture:tex->m_colorTex
|
|
sourceSlice:0
|
|
sourceLevel:0
|
|
sourceOrigin:origin
|
|
sourceSize:MTLSizeMake(intersectRect.size[0], intersectRect.size[1], 1)
|
|
toTexture:tex->m_colorBindTex[bindIdx]
|
|
destinationSlice:0
|
|
destinationLevel:0
|
|
destinationOrigin:origin];
|
|
}
|
|
|
|
if (depth && tex->m_depthBindTex[bindIdx])
|
|
{
|
|
[blitEnc copyFromTexture:tex->m_depthTex
|
|
sourceSlice:0
|
|
sourceLevel:0
|
|
sourceOrigin:origin
|
|
sourceSize:MTLSizeMake(intersectRect.size[0], intersectRect.size[1], 1)
|
|
toTexture:tex->m_depthBindTex[bindIdx]
|
|
destinationSlice:0
|
|
destinationLevel:0
|
|
destinationOrigin:origin];
|
|
}
|
|
|
|
[blitEnc endEncoding];
|
|
m_enc = [m_cmdBuf renderCommandEncoderWithDescriptor:tex->m_passDesc];
|
|
[m_enc setFrontFacingWinding:MTLWindingCounterClockwise];
|
|
|
|
if (m_boundVp.width || m_boundVp.height)
|
|
[m_enc setViewport:m_boundVp];
|
|
if (m_boundScissor.width || m_boundScissor.height)
|
|
[m_enc setScissorRect:m_boundScissor];
|
|
}
|
|
}
|
|
|
|
MetalTextureR* m_needsDisplay = nullptr;
|
|
void resolveDisplay(ITextureR* source)
|
|
{
|
|
m_needsDisplay = static_cast<MetalTextureR*>(source);
|
|
}
|
|
|
|
bool m_inProgress = false;
|
|
void execute()
|
|
{
|
|
if (!m_running)
|
|
return;
|
|
|
|
/* Update dynamic data here */
|
|
MetalDataFactoryImpl* gfxF = static_cast<MetalDataFactoryImpl*>(m_parent->getDataFactory());
|
|
std::unique_lock<std::mutex> datalk(gfxF->m_committedMutex);
|
|
for (MetalData* d : gfxF->m_committedData)
|
|
{
|
|
for (std::unique_ptr<MetalGraphicsBufferD>& b : d->m_DBufs)
|
|
b->update(m_fillBuf);
|
|
for (std::unique_ptr<MetalTextureD>& t : d->m_DTexs)
|
|
t->update(m_fillBuf);
|
|
}
|
|
for (MetalPool* p : gfxF->m_committedPools)
|
|
{
|
|
for (auto& b : p->m_items)
|
|
b->m_buf->update(m_fillBuf);
|
|
}
|
|
datalk.unlock();
|
|
|
|
@autoreleasepool
|
|
{
|
|
[m_enc endEncoding];
|
|
m_enc = nullptr;
|
|
|
|
/* Abandon if in progress (renderer too slow) */
|
|
if (m_inProgress)
|
|
{
|
|
m_cmdBuf = [m_ctx->m_q commandBuffer];
|
|
return;
|
|
}
|
|
|
|
/* Perform texture resizes */
|
|
if (m_texResizes.size())
|
|
{
|
|
for (const auto& resize : m_texResizes)
|
|
resize.first->resize(m_ctx, resize.second.first, resize.second.second);
|
|
m_texResizes.clear();
|
|
m_cmdBuf = [m_ctx->m_q commandBuffer];
|
|
return;
|
|
}
|
|
|
|
/* Wrap up and present if needed */
|
|
if (m_needsDisplay)
|
|
{
|
|
MetalContext::Window& w = m_ctx->m_windows[m_parentWindow];
|
|
{
|
|
std::unique_lock<std::mutex> lk(w.m_resizeLock);
|
|
if (w.m_needsResize)
|
|
{
|
|
w.m_metalLayer.drawableSize = w.m_size;
|
|
w.m_needsResize = NO;
|
|
m_needsDisplay = nullptr;
|
|
return;
|
|
}
|
|
}
|
|
id<CAMetalDrawable> drawable = [w.m_metalLayer nextDrawable];
|
|
if (drawable)
|
|
{
|
|
id<MTLTexture> dest = drawable.texture;
|
|
if (m_needsDisplay->m_colorTex.width == dest.width &&
|
|
m_needsDisplay->m_colorTex.height == dest.height)
|
|
{
|
|
id<MTLBlitCommandEncoder> blitEnc = [m_cmdBuf blitCommandEncoder];
|
|
[blitEnc copyFromTexture:m_needsDisplay->m_colorTex
|
|
sourceSlice:0
|
|
sourceLevel:0
|
|
sourceOrigin:MTLOriginMake(0, 0, 0)
|
|
sourceSize:MTLSizeMake(dest.width, dest.height, 1)
|
|
toTexture:dest
|
|
destinationSlice:0
|
|
destinationLevel:0
|
|
destinationOrigin:MTLOriginMake(0, 0, 0)];
|
|
[blitEnc endEncoding];
|
|
[m_cmdBuf presentDrawable:drawable];
|
|
}
|
|
}
|
|
m_needsDisplay = nullptr;
|
|
}
|
|
|
|
m_drawBuf = m_fillBuf;
|
|
m_fillBuf ^= 1;
|
|
|
|
[m_cmdBuf addCompletedHandler:^(id<MTLCommandBuffer> buf) {m_inProgress = false;}];
|
|
m_inProgress = true;
|
|
[m_cmdBuf commit];
|
|
m_cmdBuf = [m_ctx->m_q commandBuffer];
|
|
}
|
|
}
|
|
};
|
|
|
|
void MetalGraphicsBufferD::update(int b)
|
|
{
|
|
int slot = 1 << b;
|
|
if ((slot & m_validSlots) == 0)
|
|
{
|
|
id<MTLBuffer> res = m_bufs[b];
|
|
memcpy(res.contents, m_cpuBuf.get(), m_sz);
|
|
m_validSlots |= slot;
|
|
}
|
|
}
|
|
void MetalGraphicsBufferD::load(const void* data, size_t sz)
|
|
{
|
|
size_t bufSz = std::min(sz, m_sz);
|
|
memcpy(m_cpuBuf.get(), data, bufSz);
|
|
m_validSlots = 0;
|
|
}
|
|
void* MetalGraphicsBufferD::map(size_t sz)
|
|
{
|
|
if (sz > m_sz)
|
|
return nullptr;
|
|
return m_cpuBuf.get();
|
|
}
|
|
void MetalGraphicsBufferD::unmap()
|
|
{
|
|
m_validSlots = 0;
|
|
}
|
|
|
|
void MetalTextureD::update(int b)
|
|
{
|
|
int slot = 1 << b;
|
|
if ((slot & m_validSlots) == 0)
|
|
{
|
|
id<MTLTexture> res = m_texs[b];
|
|
[res replaceRegion:MTLRegionMake2D(0, 0, m_width, m_height)
|
|
mipmapLevel:0 withBytes:m_cpuBuf.get() bytesPerRow:m_width*m_pxPitch];
|
|
m_validSlots |= slot;
|
|
}
|
|
}
|
|
void MetalTextureD::load(const void* data, size_t sz)
|
|
{
|
|
size_t bufSz = std::min(sz, m_cpuSz);
|
|
memcpy(m_cpuBuf.get(), data, bufSz);
|
|
m_validSlots = 0;
|
|
}
|
|
void* MetalTextureD::map(size_t sz)
|
|
{
|
|
if (sz > m_cpuSz)
|
|
return nullptr;
|
|
return m_cpuBuf.get();
|
|
}
|
|
void MetalTextureD::unmap()
|
|
{
|
|
m_validSlots = 0;
|
|
}
|
|
|
|
MetalDataFactoryImpl::MetalDataFactoryImpl(IGraphicsContext* parent, MetalContext* ctx, uint32_t sampleCount)
|
|
: m_parent(parent), m_ctx(ctx), m_sampleCount(sampleCount) {}
|
|
|
|
IGraphicsBufferS* MetalDataFactory::Context::newStaticBuffer(BufferUse use, const void* data, size_t stride, size_t count)
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MetalGraphicsBufferS* retval = new MetalGraphicsBufferS(d, use, factory.m_ctx, data, stride, count);
|
|
d->m_SBufs.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
IGraphicsBufferD* MetalDataFactory::Context::newDynamicBuffer(BufferUse use, size_t stride, size_t count)
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MetalCommandQueue* q = static_cast<MetalCommandQueue*>(factory.m_parent->getCommandQueue());
|
|
MetalGraphicsBufferD* retval = new MetalGraphicsBufferD(d, q, use, factory.m_ctx, stride, count);
|
|
d->m_DBufs.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
|
|
ITextureS* MetalDataFactory::Context::newStaticTexture(size_t width, size_t height, size_t mips, TextureFormat fmt,
|
|
const void* data, size_t sz)
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MetalTextureS* retval = new MetalTextureS(d, factory.m_ctx, width, height, mips, fmt, data, sz);
|
|
d->m_STexs.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
ITextureSA* MetalDataFactory::Context::newStaticArrayTexture(size_t width, size_t height, size_t layers, size_t mips,
|
|
TextureFormat fmt, const void* data, size_t sz)
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MetalTextureSA* retval = new MetalTextureSA(d, factory.m_ctx, width, height, layers, mips, fmt, data, sz);
|
|
d->m_SATexs.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
ITextureD* MetalDataFactory::Context::newDynamicTexture(size_t width, size_t height, TextureFormat fmt)
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MetalCommandQueue* q = static_cast<MetalCommandQueue*>(factory.m_parent->getCommandQueue());
|
|
MetalTextureD* retval = new MetalTextureD(d, q, factory.m_ctx, width, height, fmt);
|
|
d->m_DTexs.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
ITextureR* MetalDataFactory::Context::newRenderTexture(size_t width, size_t height,
|
|
size_t colorBindCount, size_t depthBindCount)
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MetalTextureR* retval = new MetalTextureR(d, factory.m_ctx, width, height, factory.m_sampleCount,
|
|
colorBindCount, depthBindCount);
|
|
d->m_RTexs.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
|
|
IVertexFormat* MetalDataFactory::Context::newVertexFormat(size_t elementCount, const VertexElementDescriptor* elements,
|
|
size_t baseVert, size_t baseInst)
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalVertexFormat* retval = new struct MetalVertexFormat(d, elementCount, elements);
|
|
d->m_VFmts.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
|
|
IShaderPipeline* MetalDataFactory::Context::newShaderPipeline(const char* vertSource, const char* fragSource,
|
|
IVertexFormat* vtxFmt, unsigned targetSamples,
|
|
BlendFactor srcFac, BlendFactor dstFac, Primitive prim,
|
|
ZTest depthTest, bool depthWrite, bool colorWrite,
|
|
bool alphaWrite, CullMode culling)
|
|
{
|
|
@autoreleasepool
|
|
{
|
|
MetalData* d = MetalDataFactoryImpl::m_deferredData.get();
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MTLCompileOptions* compOpts = [MTLCompileOptions new];
|
|
compOpts.languageVersion = MTLLanguageVersion1_1;
|
|
NSError* err = nullptr;
|
|
|
|
XXH64_state_t hashState;
|
|
uint64_t hashes[2];
|
|
XXH64_reset(&hashState, 0);
|
|
XXH64_update(&hashState, vertSource, strlen(vertSource));
|
|
hashes[0] = XXH64_digest(&hashState);
|
|
XXH64_reset(&hashState, 0);
|
|
XXH64_update(&hashState, fragSource, strlen(fragSource));
|
|
hashes[1] = XXH64_digest(&hashState);
|
|
|
|
MetalShareableShader::Token vertShader;
|
|
MetalShareableShader::Token fragShader;
|
|
auto vertFind = factory.m_sharedShaders.find(hashes[0]);
|
|
if (vertFind != factory.m_sharedShaders.end())
|
|
{
|
|
vertShader = vertFind->second->lock();
|
|
}
|
|
else
|
|
{
|
|
id<MTLLibrary> vertShaderLib = [factory.m_ctx->m_dev newLibraryWithSource:@(vertSource)
|
|
options:compOpts
|
|
error:&err];
|
|
if (!vertShaderLib)
|
|
{
|
|
printf("%s\n", vertSource);
|
|
Log.report(logvisor::Fatal, "error compiling vert shader: %s", [[err localizedDescription] UTF8String]);
|
|
}
|
|
id<MTLFunction> vertFunc = [vertShaderLib newFunctionWithName:@"vmain"];
|
|
|
|
auto it =
|
|
factory.m_sharedShaders.emplace(std::make_pair(hashes[0],
|
|
std::make_unique<MetalShareableShader>(factory, hashes[0], vertFunc))).first;
|
|
vertShader = it->second->lock();
|
|
}
|
|
auto fragFind = factory.m_sharedShaders.find(hashes[1]);
|
|
if (fragFind != factory.m_sharedShaders.end())
|
|
{
|
|
fragShader = fragFind->second->lock();
|
|
}
|
|
else
|
|
{
|
|
id<MTLLibrary> fragShaderLib = [factory.m_ctx->m_dev newLibraryWithSource:@(fragSource)
|
|
options:compOpts
|
|
error:&err];
|
|
if (!fragShaderLib)
|
|
{
|
|
printf("%s\n", fragSource);
|
|
Log.report(logvisor::Fatal, "error compiling frag shader: %s", [[err localizedDescription] UTF8String]);
|
|
}
|
|
id<MTLFunction> fragFunc = [fragShaderLib newFunctionWithName:@"fmain"];
|
|
|
|
auto it =
|
|
factory.m_sharedShaders.emplace(std::make_pair(hashes[1],
|
|
std::make_unique<MetalShareableShader>(factory, hashes[1], fragFunc))).first;
|
|
fragShader = it->second->lock();
|
|
}
|
|
|
|
MetalShaderPipeline* retval = new MetalShaderPipeline(d, factory.m_ctx, std::move(vertShader), std::move(fragShader),
|
|
static_cast<const MetalVertexFormat*>(vtxFmt), targetSamples,
|
|
srcFac, dstFac, prim, depthTest, depthWrite,
|
|
colorWrite, alphaWrite, culling);
|
|
d->m_SPs.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
}
|
|
|
|
IShaderDataBinding*
|
|
MetalDataFactory::Context::newShaderDataBinding(IShaderPipeline* pipeline,
|
|
IVertexFormat* vtxFormat,
|
|
IGraphicsBuffer* vbuf, IGraphicsBuffer* instVbo, IGraphicsBuffer* ibuf,
|
|
size_t ubufCount, IGraphicsBuffer** ubufs, const PipelineStage* ubufStages,
|
|
const size_t* ubufOffs, const size_t* ubufSizes,
|
|
size_t texCount, ITexture** texs,
|
|
const int* texBindIdxs, const bool* depthBind,
|
|
size_t baseVert, size_t baseInst)
|
|
{
|
|
MetalDataFactoryImpl& factory = static_cast<MetalDataFactoryImpl&>(m_parent);
|
|
MetalShaderDataBinding* retval =
|
|
new MetalShaderDataBinding(MetalDataFactoryImpl::m_deferredData.get(),
|
|
factory.m_ctx, pipeline, vbuf, instVbo, ibuf,
|
|
ubufCount, ubufs, ubufStages, ubufOffs,
|
|
ubufSizes, texCount, texs, texBindIdxs,
|
|
depthBind, baseVert, baseInst);
|
|
MetalDataFactoryImpl::m_deferredData->m_SBinds.emplace_back(retval);
|
|
return retval;
|
|
}
|
|
|
|
GraphicsDataToken MetalDataFactoryImpl::commitTransaction(const FactoryCommitFunc& trans)
|
|
{
|
|
if (m_deferredData.get())
|
|
Log.report(logvisor::Fatal, "nested commitTransaction usage detected");
|
|
m_deferredData.reset(new MetalData());
|
|
|
|
MetalDataFactory::Context ctx(*this);
|
|
if (!trans(ctx))
|
|
{
|
|
delete m_deferredData.get();
|
|
m_deferredData.reset();
|
|
return GraphicsDataToken(this, nullptr);
|
|
}
|
|
|
|
std::unique_lock<std::mutex> lk(m_committedMutex);
|
|
MetalData* retval = m_deferredData.get();
|
|
m_deferredData.reset();
|
|
m_committedData.insert(retval);
|
|
return GraphicsDataToken(this, retval);
|
|
}
|
|
|
|
GraphicsBufferPoolToken MetalDataFactoryImpl::newBufferPool()
|
|
{
|
|
std::unique_lock<std::mutex> lk(m_committedMutex);
|
|
MetalPool* retval = new MetalPool;
|
|
m_committedPools.insert(retval);
|
|
return GraphicsBufferPoolToken(this, retval);
|
|
}
|
|
|
|
void MetalDataFactoryImpl::destroyData(IGraphicsData* d)
|
|
{
|
|
std::unique_lock<std::mutex> lk(m_committedMutex);
|
|
MetalData* data = static_cast<MetalData*>(d);
|
|
m_committedData.erase(data);
|
|
data->decrement();
|
|
}
|
|
|
|
void MetalDataFactoryImpl::destroyAllData()
|
|
{
|
|
std::unique_lock<std::mutex> lk(m_committedMutex);
|
|
for (MetalData* data : m_committedData)
|
|
data->decrement();
|
|
for (MetalPool* pool : m_committedPools)
|
|
delete pool;
|
|
m_committedData.clear();
|
|
m_committedPools.clear();
|
|
}
|
|
|
|
void MetalDataFactoryImpl::destroyPool(IGraphicsBufferPool* p)
|
|
{
|
|
std::unique_lock<std::mutex> lk(m_committedMutex);
|
|
MetalPool* pool = static_cast<MetalPool*>(p);
|
|
m_committedPools.erase(pool);
|
|
delete pool;
|
|
}
|
|
|
|
IGraphicsBufferD* MetalDataFactoryImpl::newPoolBuffer(IGraphicsBufferPool* p, BufferUse use,
|
|
size_t stride, size_t count)
|
|
{
|
|
MetalPool* pool = static_cast<MetalPool*>(p);
|
|
MetalCommandQueue* q = static_cast<MetalCommandQueue*>(m_parent->getCommandQueue());
|
|
MetalPoolItem* item = new MetalPoolItem;
|
|
MetalGraphicsBufferD* retval = new MetalGraphicsBufferD(item, q, use, m_ctx, stride, count);
|
|
item->m_buf.reset(retval);
|
|
pool->m_items.emplace(item);
|
|
return retval;
|
|
}
|
|
|
|
void MetalDataFactoryImpl::deletePoolBuffer(IGraphicsBufferPool* p, IGraphicsBufferD* buf)
|
|
{
|
|
MetalPool* pool = static_cast<MetalPool*>(p);
|
|
auto search = pool->m_items.find(static_cast<MetalPoolItem*>(buf->m_parentData));
|
|
if (search != pool->m_items.end())
|
|
{
|
|
(*search)->decrement();
|
|
pool->m_items.erase(search);
|
|
}
|
|
}
|
|
|
|
IGraphicsCommandQueue* _NewMetalCommandQueue(MetalContext* ctx, IWindow* parentWindow,
|
|
IGraphicsContext* parent)
|
|
{
|
|
return new struct MetalCommandQueue(ctx, parentWindow, parent);
|
|
}
|
|
|
|
IGraphicsDataFactory* _NewMetalDataFactory(IGraphicsContext* parent, MetalContext* ctx, uint32_t sampleCount)
|
|
{
|
|
return new class MetalDataFactoryImpl(parent, ctx, sampleCount);
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|