blob: 3b049f733427ef4058e95d837cce1443d0276043 [file] [log] [blame]
* Copyright 2018 Google Inc.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#include "gm.h"
#include "SkFont.h"
#include "SkPath.h"
// This GM shows off a flaw in delta-based rasterizers (DAA, CCPR, etc.).
// See also the bottom of dashing4 and skia:6886.
static const int K = 50;
DEF_SIMPLE_GM(daa, canvas, K+350, K) {
SkPaint paint;
canvas->drawString("Should be a green square with no red showing through.",
K*1.5f, K/2, SkFont(), paint);
canvas->drawRect({0,0,K,K}, paint);
SkPath path;
SkPoint tri1[] = {{0,0},{K,K},{0,K},{0,0}};
SkPoint tri2[] = {{0,0},{K,K},{K,0},{0,0}};
path.addPoly(tri1, SK_ARRAY_COUNT(tri1), false);
path.addPoly(tri2, SK_ARRAY_COUNT(tri2), false);
canvas->drawPath(path, paint);