126 lines
3.0 KiB
Plaintext
126 lines
3.0 KiB
Plaintext
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#include "RenderAPI.h"
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#include "PlatformBase.h"
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// Metal implementation of RenderAPI.
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#if SUPPORT_METAL
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#include "Unity/IUnityGraphicsMetal.h"
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#import <Metal/Metal.h>
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#import <Foundation/Foundation.h>
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#import <MetalFX/MTLFXSpatialScaler.h>
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class RenderAPI_Metal : public RenderAPI
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{
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public:
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RenderAPI_Metal();
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virtual ~RenderAPI_Metal() { }
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virtual void processDeviceEvent(UnityGfxDeviceEventType type, IUnityInterfaces* interfaces);
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virtual bool getUsesReverseZ() { return true; }
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virtual void initSupportFeature();
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virtual void spatialUpScale(void*data);
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private:
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id <MTLFXSpatialScaler> mfx_spatial_scaler;
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IUnityGraphicsMetal* metal_graphics;
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};
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RenderAPI* CreateRenderAPI_Metal()
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{
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return new RenderAPI_Metal();
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}
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RenderAPI_Metal::RenderAPI_Metal()
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{
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}
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void RenderAPI_Metal::processDeviceEvent(UnityGfxDeviceEventType type, IUnityInterfaces* interfaces)
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{
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if (type == kUnityGfxDeviceEventInitialize)
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{
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metal_graphics = interfaces->Get<IUnityGraphicsMetal>();
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}
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else if (type == kUnityGfxDeviceEventShutdown)
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{
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//@TODO: release resources
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}
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}
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void RenderAPI_Metal::initSupportFeature()
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{
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if (@available(iOS 16, macOS 13, *))
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{
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support_features[GraphicsFeature::METAL_FX_SPATIAL_SR] = true;
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support_features[GraphicsFeature::METAL_FX_TEMPORAL_SR] = true;
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}
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}
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void RenderAPI_Metal::spatialUpScale(void* data)
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{
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if (@available(iOS 16, macOS 13, *))
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{
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struct DataPack
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{
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void* src;
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void* dst;
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bool qulityChange;
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};
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DataPack* data_pack = static_cast<DataPack*>(data);
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id<MTLTexture> srctex = (__bridge id<MTLTexture>)data_pack->src;
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id<MTLTexture> dsttex = (__bridge id<MTLTexture>)data_pack->dst;
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id<MTLDevice> _device = metal_graphics->MetalDevice();
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id<MTLCommandBuffer> cmd = (id<MTLCommandBuffer>)metal_graphics->CurrentCommandBuffer();
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// metal_graphics->EndCurrentCommandEncoder();
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cmd.label = @"Upscale Command Buffer";
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if (mfx_spatial_scaler == nil || data_pack->qulityChange)
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{
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MTLFXSpatialScalerDescriptor* desc = [[MTLFXSpatialScalerDescriptor alloc]init];
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desc.inputWidth = [srctex width];
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desc.inputHeight = [srctex height];
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desc.outputWidth = [dsttex width];
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desc.outputHeight = [dsttex height];
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desc.colorTextureFormat = [srctex pixelFormat];
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desc.outputTextureFormat = [dsttex pixelFormat];
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desc.colorProcessingMode = MTLFXSpatialScalerColorProcessingModeLinear;
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mfx_spatial_scaler = [desc newSpatialScalerWithDevice:_device];
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if (mfx_spatial_scaler == nil)
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{
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return;
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}
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}
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mfx_spatial_scaler.colorTexture = srctex;
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mfx_spatial_scaler.outputTexture = dsttex;
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// if(!cmd)
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{
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id <MTLCommandQueue> _commandQueue = [_device newCommandQueue];
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id <MTLCommandBuffer> upscaleCommandBuffer = [_commandQueue commandBuffer];
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upscaleCommandBuffer.label = @"Upscale Command Buffer";
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[mfx_spatial_scaler encodeToCommandBuffer:upscaleCommandBuffer];
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[upscaleCommandBuffer commit];
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}
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// else
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{
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// [mfx_spatial_scaler encodeToCommandBuffer:cmd];
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// [cmd commit];
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}
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}
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}
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#endif // #if SUPPORT_METAL
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