44 lines
1.8 KiB
Plaintext
44 lines
1.8 KiB
Plaintext
// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "tools/skottie_ios_app/SkMetalViewBridge.h"
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#include "include/core/SkSurface.h"
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#include "include/gpu/GrBackendSurface.h"
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#include "include/gpu/GrContextOptions.h"
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#include "include/gpu/GrDirectContext.h"
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#include "include/gpu/mtl/GrMtlTypes.h"
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#import <Metal/Metal.h>
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#import <MetalKit/MetalKit.h>
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sk_sp<SkSurface> SkMtkViewToSurface(MTKView* mtkView, GrRecordingContext* rContext) {
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if (!rContext ||
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MTLPixelFormatDepth32Float_Stencil8 != [mtkView depthStencilPixelFormat] ||
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MTLPixelFormatBGRA8Unorm != [mtkView colorPixelFormat]) {
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return nullptr;
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}
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const SkColorType colorType = kBGRA_8888_SkColorType; // MTLPixelFormatBGRA8Unorm
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sk_sp<SkColorSpace> colorSpace = nullptr; // MTLPixelFormatBGRA8Unorm
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const GrSurfaceOrigin origin = kTopLeft_GrSurfaceOrigin;
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const SkSurfaceProps surfaceProps;
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int sampleCount = (int)[mtkView sampleCount];
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return SkSurface::MakeFromMTKView(rContext, (__bridge GrMTLHandle)mtkView, origin, sampleCount,
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colorType, colorSpace, &surfaceProps);
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}
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GrContextHolder SkMetalDeviceToGrContext(id<MTLDevice> device, id<MTLCommandQueue> queue) {
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GrContextOptions grContextOptions; // set different options here.
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return GrContextHolder(GrDirectContext::MakeMetal((__bridge void*)device,
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(__bridge void*)queue,
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grContextOptions).release());
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}
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void SkMtkViewConfigForSkia(MTKView* mtkView) {
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[mtkView setDepthStencilPixelFormat:MTLPixelFormatDepth32Float_Stencil8];
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[mtkView setColorPixelFormat:MTLPixelFormatBGRA8Unorm];
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[mtkView setSampleCount:1];
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}
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