44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
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/*
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* Copyright 2019 Google LLC.
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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 "gm/gm.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkImageInfo.h"
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#include "include/core/SkMatrix.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkTypes.h"
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#include "include/gpu/GrContext.h"
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#include "src/gpu/GrBitmapTextureMaker.h"
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#include "src/gpu/GrContextPriv.h"
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#include "src/gpu/GrFragmentProcessor.h"
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#include "src/gpu/GrRenderTargetContext.h"
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#include "src/gpu/GrRenderTargetContextPriv.h"
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#include "src/gpu/ops/GrFillRectOp.h"
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#include "tools/Resources.h"
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#include "tools/ToolUtils.h"
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DEF_SIMPLE_GPU_GM(swizzle, ctx, rtCtx, canvas, 512, 512) {
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SkRect bounds = SkRect::MakeIWH(512, 512);
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SkBitmap bmp;
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GetResourceAsBitmap("images/mandrill_512_q075.jpg", &bmp);
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GrBitmapTextureMaker maker(ctx, bmp, GrImageTexGenPolicy::kDraw);
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auto view = maker.view(GrMipMapped::kNo);
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if (!view) {
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return;
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}
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std::unique_ptr<GrFragmentProcessor> imgFP =
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GrTextureEffect::Make(std::move(view), bmp.alphaType(), SkMatrix());
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auto fp = GrFragmentProcessor::SwizzleOutput(std::move(imgFP), GrSwizzle("grb1"));
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GrPaint grPaint;
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grPaint.addColorFragmentProcessor(std::move(fp));
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rtCtx->priv().testingOnly_addDrawOp(
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GrFillRectOp::MakeNonAARect(ctx, std::move(grPaint), SkMatrix(), bounds));
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}
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