d396cd50ff
Change-Id: Ia1cd20bb4ea1afeb31a1e47da054c309bdaf15bd Reviewed-on: https://skia-review.googlesource.com/c/skia/+/358216 Reviewed-by: Mike Reed <reed@google.com> Commit-Queue: Mike Reed <reed@google.com>
78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
/*
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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 "gm/gm.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkPaint.h"
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#include "include/gpu/GrRecordingContext.h"
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#include "src/core/SkCachedData.h"
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#include "src/image/SkImage_Base.h"
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#include "tools/Resources.h"
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#include "tools/ToolUtils.h"
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#include "tools/gpu/YUVUtils.h"
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// Modeled on the layout test css3/blending/background-blend-mode-image-image.html to reproduce
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// skbug.com/9619
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DEF_SIMPLE_GM_CAN_FAIL(ducky_yuv_blend, canvas, errorMsg, 560, 1130) {
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sk_sp<SkImage> duckyBG = GetResourceAsImage("images/ducky.png");
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sk_sp<SkImage> duckyFG[2] = {GetResourceAsImage("images/ducky.jpg"), nullptr};
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if (!duckyFG[0] || !duckyBG) {
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*errorMsg = "Image(s) failed to load.";
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return skiagm::DrawResult::kFail;
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}
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// If we're on the GPU we do a second round of draws where the source image is YUV planes.
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// Otherwise we just draw the original again,
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if (auto* rContext = canvas->recordingContext(); rContext && !rContext->abandoned()) {
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auto lazyYUV = sk_gpu_test::LazyYUVImage::Make(GetResourceAsData("images/ducky.jpg"),
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GrMipmapped::kYes);
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if (lazyYUV) {
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duckyFG[1] = lazyYUV->refImage(rContext, sk_gpu_test::LazyYUVImage::Type::kFromPixmaps);
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}
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if (!duckyFG[1]) {
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return skiagm::DrawResult::kFail;
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}
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} else {
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duckyFG[1] = duckyFG[0];
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}
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static constexpr int kNumPerRow = 4;
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static constexpr int kPad = 10;
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static constexpr auto kDstRect = SkRect::MakeWH(130, 130);
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int rowCnt = 0;
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canvas->translate(kPad, kPad);
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canvas->save();
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auto newRow = [&] {
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canvas->restore();
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canvas->translate(0, kDstRect.height() + kPad);
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canvas->save();
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rowCnt = 0;
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};
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SkSamplingOptions sampling(SkFilterMode::kLinear,
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SkMipmapMode::kNearest);
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ToolUtils::draw_checkerboard(
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canvas, SK_ColorDKGRAY, SK_ColorLTGRAY, (kDstRect.height() + kPad)/5);
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for (auto& fg : duckyFG) {
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for (int bm = static_cast<int>(SkBlendMode::kLastCoeffMode) + 1;
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bm < static_cast<int>(SkBlendMode::kLastMode);
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++bm) {
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canvas->drawImageRect(duckyBG, kDstRect, sampling, nullptr);
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SkPaint paint;
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paint.setBlendMode(static_cast<SkBlendMode>(bm));
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canvas->drawImageRect(fg, kDstRect, sampling, &paint);
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canvas->translate(kDstRect.width() + kPad, 0);
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if (++rowCnt == kNumPerRow) {
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newRow();
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}
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}
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// Force a new row between the two foreground images
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newRow();
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}
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canvas->restore();
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return skiagm::DrawResult::kOk;
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}
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