1af9b48e47
Bug: skia: Change-Id: I102f424b0f2beaf2ec5bef0fcdc0352f5766f490 Reviewed-on: https://skia-review.googlesource.com/c/181563 Reviewed-by: Mike Reed <reed@google.com> Commit-Queue: Mike Reed <reed@google.com> Auto-Submit: Mike Reed <reed@google.com>
37 lines
978 B
C++
37 lines
978 B
C++
/*
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* Copyright 2018 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.h"
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#include "SkFont.h"
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#include "SkPath.h"
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// This GM shows off a flaw in delta-based rasterizers (DAA, CCPR, etc.).
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// See also the bottom of dashing4 and skia:6886.
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static const int K = 50;
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DEF_SIMPLE_GM(daa, canvas, K+350, K) {
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setColor(SK_ColorBLACK);
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canvas->drawString("Should be a green square with no red showing through.",
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K*1.5f, K/2, SkFont(), paint);
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paint.setColor(SK_ColorRED);
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canvas->drawRect({0,0,K,K}, paint);
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SkPath path;
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SkPoint tri1[] = {{0,0},{K,K},{0,K},{0,0}};
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SkPoint tri2[] = {{0,0},{K,K},{K,0},{0,0}};
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path.addPoly(tri1, SK_ARRAY_COUNT(tri1), false);
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path.addPoly(tri2, SK_ARRAY_COUNT(tri2), false);
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paint.setColor(SK_ColorGREEN);
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canvas->drawPath(path, paint);
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}
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