719239cd69
Change-Id: I238d29ba0250224fa593845ae65192653f58faff Reviewed-on: https://skia-review.googlesource.com/c/skia/+/528156 Reviewed-by: Kevin Lubick <kjlubick@google.com> Reviewed-by: Jim Van Verth <jvanverth@google.com> Commit-Queue: Greg Daniel <egdaniel@google.com>
192 lines
6.5 KiB
Plaintext
192 lines
6.5 KiB
Plaintext
/*
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* Copyright 2019 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "include/core/SkCanvas.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/GrDirectContext.h"
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#include "include/gpu/mtl/GrMtlBackendContext.h"
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#include "include/gpu/mtl/GrMtlTypes.h"
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#include "src/core/SkMathPriv.h"
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#include "src/gpu/ganesh/GrCaps.h"
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#include "src/gpu/ganesh/GrDirectContextPriv.h"
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#include "src/image/SkImage_Base.h"
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#include "tools/sk_app/MetalWindowContext.h"
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using sk_app::DisplayParams;
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using sk_app::MetalWindowContext;
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namespace sk_app {
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MetalWindowContext::MetalWindowContext(const DisplayParams& params)
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: WindowContext(params)
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, fValid(false)
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, fDrawableHandle(nil) {
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fDisplayParams.fMSAASampleCount = GrNextPow2(fDisplayParams.fMSAASampleCount);
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}
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NSURL* MetalWindowContext::CacheURL() {
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NSArray *paths = [[NSFileManager defaultManager] URLsForDirectory:NSCachesDirectory
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inDomains:NSUserDomainMask];
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NSURL* cachePath = [paths objectAtIndex:0];
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return [cachePath URLByAppendingPathComponent:@"binaryArchive.metallib"];
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}
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void MetalWindowContext::initializeContext() {
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SkASSERT(!fContext);
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fDevice.reset(MTLCreateSystemDefaultDevice());
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fQueue.reset([*fDevice newCommandQueue]);
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if (fDisplayParams.fMSAASampleCount > 1) {
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if (@available(macOS 10.11, iOS 9.0, *)) {
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if (![*fDevice supportsTextureSampleCount:fDisplayParams.fMSAASampleCount]) {
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return;
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}
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} else {
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return;
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}
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}
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fSampleCount = fDisplayParams.fMSAASampleCount;
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fStencilBits = 8;
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fValid = this->onInitializeContext();
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#if GR_METAL_SDK_VERSION >= 230
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if (fDisplayParams.fEnableBinaryArchive) {
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if (@available(macOS 11.0, iOS 14.0, *)) {
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sk_cfp<MTLBinaryArchiveDescriptor*> desc([MTLBinaryArchiveDescriptor new]);
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(*desc).url = CacheURL(); // try to load
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NSError* error;
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fPipelineArchive = [*fDevice newBinaryArchiveWithDescriptor:*desc error:&error];
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if (!fPipelineArchive) {
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(*desc).url = nil; // create new
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fPipelineArchive = [*fDevice newBinaryArchiveWithDescriptor:*desc error:&error];
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if (!fPipelineArchive) {
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SkDebugf("Error creating MTLBinaryArchive:\n%s\n",
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error.debugDescription.UTF8String);
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}
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}
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}
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} else {
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if (@available(macOS 11.0, iOS 14.0, *)) {
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fPipelineArchive = nil;
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}
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}
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#endif
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GrMtlBackendContext backendContext = {};
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backendContext.fDevice.retain((GrMTLHandle)fDevice.get());
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backendContext.fQueue.retain((GrMTLHandle)fQueue.get());
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#if GR_METAL_SDK_VERSION >= 230
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if (@available(macOS 11.0, iOS 14.0, *)) {
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backendContext.fBinaryArchive.retain((__bridge GrMTLHandle)fPipelineArchive);
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}
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#endif
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fContext = GrDirectContext::MakeMetal(backendContext, fDisplayParams.fGrContextOptions);
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if (!fContext && fDisplayParams.fMSAASampleCount > 1) {
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fDisplayParams.fMSAASampleCount /= 2;
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this->initializeContext();
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return;
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}
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}
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void MetalWindowContext::destroyContext() {
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if (fContext) {
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// in case we have outstanding refs to this (lua?)
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fContext->abandonContext();
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fContext.reset();
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}
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this->onDestroyContext();
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fMetalLayer = nil;
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fValid = false;
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#if GR_METAL_SDK_VERSION >= 230
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if (@available(macOS 11.0, iOS 14.0, *)) {
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[fPipelineArchive release];
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}
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#endif
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fQueue.reset();
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fDevice.reset();
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}
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sk_sp<SkSurface> MetalWindowContext::getBackbufferSurface() {
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sk_sp<SkSurface> surface;
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if (fContext) {
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if (fDisplayParams.fDelayDrawableAcquisition) {
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surface = SkSurface::MakeFromCAMetalLayer(fContext.get(),
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(__bridge GrMTLHandle)fMetalLayer,
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kTopLeft_GrSurfaceOrigin, fSampleCount,
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kBGRA_8888_SkColorType,
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fDisplayParams.fColorSpace,
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&fDisplayParams.fSurfaceProps,
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&fDrawableHandle);
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} else {
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id<CAMetalDrawable> currentDrawable = [fMetalLayer nextDrawable];
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GrMtlTextureInfo fbInfo;
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fbInfo.fTexture.retain(currentDrawable.texture);
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GrBackendRenderTarget backendRT(fWidth,
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fHeight,
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fSampleCount,
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fbInfo);
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surface = SkSurface::MakeFromBackendRenderTarget(fContext.get(), backendRT,
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kTopLeft_GrSurfaceOrigin,
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kBGRA_8888_SkColorType,
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fDisplayParams.fColorSpace,
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&fDisplayParams.fSurfaceProps);
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fDrawableHandle = CFRetain((GrMTLHandle) currentDrawable);
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}
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}
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return surface;
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}
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void MetalWindowContext::swapBuffers() {
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id<CAMetalDrawable> currentDrawable = (id<CAMetalDrawable>)fDrawableHandle;
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id<MTLCommandBuffer> commandBuffer([*fQueue commandBuffer]);
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commandBuffer.label = @"Present";
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[commandBuffer presentDrawable:currentDrawable];
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[commandBuffer commit];
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// ARC is off in sk_app, so we need to release the CF ref manually
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CFRelease(fDrawableHandle);
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fDrawableHandle = nil;
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}
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void MetalWindowContext::setDisplayParams(const DisplayParams& params) {
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this->destroyContext();
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fDisplayParams = params;
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this->initializeContext();
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}
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void MetalWindowContext::activate(bool isActive) {
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// serialize pipeline archive
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if (!isActive) {
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#if GR_METAL_SDK_VERSION >= 230
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if (@available(macOS 11.0, iOS 14.0, *)) {
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if (fPipelineArchive) {
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NSError* error;
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[fPipelineArchive serializeToURL:CacheURL() error:&error];
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if (error) {
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SkDebugf("Error storing MTLBinaryArchive:\n%s\n",
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error.debugDescription.UTF8String);
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}
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}
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}
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#endif
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}
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}
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} //namespace sk_app
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