| /* |
| * Copyright 2019 Google LLC. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "gm/gm.h" |
| #include "include/core/SkBitmap.h" |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkImageInfo.h" |
| #include "include/core/SkMatrix.h" |
| #include "include/core/SkRect.h" |
| #include "include/core/SkTypes.h" |
| #include "src/core/SkCanvasPriv.h" |
| #include "src/gpu/ganesh/GrFragmentProcessor.h" |
| #include "src/gpu/ganesh/SkGr.h" |
| #include "src/gpu/ganesh/SurfaceFillContext.h" |
| #include "src/gpu/ganesh/effects/GrTextureEffect.h" |
| #include "tools/Resources.h" |
| |
| DEF_SIMPLE_GPU_GM(swizzle, rContext, canvas, 512, 512) { |
| auto sfc = SkCanvasPriv::TopDeviceSurfaceFillContext(canvas); |
| if (!sfc) { |
| return; |
| } |
| |
| SkBitmap bmp; |
| GetResourceAsBitmap("images/mandrill_512_q075.jpg", &bmp); |
| auto view = std::get<0>( |
| GrMakeCachedBitmapProxyView(rContext, bmp, /*label=*/"Gm_Swizzle", GrMipmapped::kNo)); |
| if (!view) { |
| return; |
| } |
| std::unique_ptr<GrFragmentProcessor> imgFP = |
| GrTextureEffect::Make(std::move(view), bmp.alphaType(), SkMatrix()); |
| auto fp = GrFragmentProcessor::SwizzleOutput(std::move(imgFP), skgpu::Swizzle("grb1")); |
| |
| sfc->fillWithFP(std::move(fp)); |
| } |