blob: e0f3cf4490d9b38e80814bc09dcf9f5ac16c2c38 [file] [log] [blame]
agl@chromium.org8cfdf012010-12-06 18:52:40 +00001/*
epoger@google.comfd03db02011-07-28 14:24:55 +00002 * Copyright 2010 Google Inc.
agl@chromium.org8cfdf012010-12-06 18:52:40 +00003 *
epoger@google.comfd03db02011-07-28 14:24:55 +00004 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
agl@chromium.org8cfdf012010-12-06 18:52:40 +00006 */
7
8#include "Test.h"
9#include "SkRegion.h"
10#include "SkPath.h"
11#include "SkScan.h"
12#include "SkBlitter.h"
13
agl@chromium.org8cfdf012010-12-06 18:52:40 +000014struct FakeBlitter : public SkBlitter {
15 FakeBlitter()
16 : m_blitCount(0)
17 {}
18
19 virtual void blitH(int x, int y, int width) {
20 m_blitCount++;
21 }
22
23 int m_blitCount;
24};
25
agl@chromium.org8cfdf012010-12-06 18:52:40 +000026// http://code.google.com/p/skia/issues/detail?id=87
rmistry@google.comd6176b02012-08-23 18:14:13 +000027// Lines which is not clipped by boundary based clipping,
agl@chromium.org8cfdf012010-12-06 18:52:40 +000028// but skipped after tessellation, should be cleared by the blitter.
29static void TestFillPathInverse(skiatest::Reporter* reporter) {
30 FakeBlitter blitter;
reed@google.com045e62d2011-10-24 12:19:46 +000031 SkIRect clip;
agl@chromium.org8cfdf012010-12-06 18:52:40 +000032 SkPath path;
33 int height = 100;
34 int width = 200;
35 int expected_lines = 5;
reed@google.com045e62d2011-10-24 12:19:46 +000036 clip.set(0, height - expected_lines, width, height);
caryclark@google.com42639cd2012-06-06 12:03:39 +000037 path.moveTo(0.0f, 0.0f);
tomhudson@google.com75589252012-04-10 17:42:21 +000038 path.quadTo(SkIntToScalar(width/2), SkIntToScalar(height),
caryclark@google.com42639cd2012-06-06 12:03:39 +000039 SkIntToScalar(width), 0.0f);
agl@chromium.org8cfdf012010-12-06 18:52:40 +000040 path.close();
41 path.setFillType(SkPath::kInverseWinding_FillType);
42 SkScan::FillPath(path, clip, &blitter);
43
44 REPORTER_ASSERT(reporter, blitter.m_blitCount == expected_lines);
45}
46
47#include "TestClassDef.h"
48DEFINE_TESTCLASS("FillPath", FillPathTestClass, TestFillPathInverse)