42 lines
1.9 KiB
C++
42 lines
1.9 KiB
C++
/*
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* Copyright 2021 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/SkMatrix.h"
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#include "include/core/SkRect.h"
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// This quad would, depending on which aa flags are used, would degenerate when inset. We'd replace
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// and duplicate some of the inset points to make a triangle. However, one of the triangle points
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// would be far outside the original quad.
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DEF_SIMPLE_GM(crbug_1167277, canvas, 230, 320) {
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canvas->translate(-1250, -900);
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// Matrix, clip, and quad values taken from Chrome repro scenario.
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SkMatrix ctm = SkMatrix::MakeAll(
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SkBits2Float(0xbf8fcfae), SkBits2Float(0xbeae25ee), SkBits2Float(0x449ca6db),
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SkBits2Float(0x3c9dc40f), SkBits2Float(0xbf950e35), SkBits2Float(0x4487da43),
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SkBits2Float(0xb8d4d6bc), SkBits2Float(0xb92fbb29), SkBits2Float(0x3f6f605c));
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SkRect rect = {SkBits2Float(0x00000000), SkBits2Float(0x00000000),
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SkBits2Float(0x41880000), SkBits2Float(0x43440000)};
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SkPoint clip[4] = {{SkBits2Float(0x3ef434a2), SkBits2Float(0x43440004)},
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{SkBits2Float(0x00000000), SkBits2Float(0x43440009)},
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{SkBits2Float(0x38ef605d), SkBits2Float(0x38ef605d)},
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{SkBits2Float(0x3ef436e3), SkBits2Float(0x396f5d30)}};
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SkColor color = SK_ColorGREEN;
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for (int flags = 0; flags < static_cast<int>(SkCanvas::kAll_QuadAAFlags); ++flags) {
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SkCanvas::QuadAAFlags aaFlags = static_cast<SkCanvas::QuadAAFlags>(flags);
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canvas->save();
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canvas->concat(ctm);
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canvas->experimental_DrawEdgeAAQuad(rect, clip, aaFlags, color, SkBlendMode::kSrcOver);
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canvas->restore();
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canvas->translate(5, 0);
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SkColor rgb = color & 0x00FFFFFF;
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color = 0xFF000000 | (rgb << 4) | (rgb >> 20);
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}
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}
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