skia2/tests/FillPathTest.cpp
Mike Reed b631742f0b return this from maker calls, so we can chain the calls
Bug: skia:
Change-Id: Id62eda9dab9399ce1183a959438db7dde59889d8
Reviewed-on: https://skia-review.googlesource.com/147113
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Kevin Lubick <kjlubick@google.com>
2018-08-15 17:21:59 +00:00

49 lines
1.3 KiB
C++

/*
* Copyright 2010 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBlitter.h"
#include "SkPath.h"
#include "SkRegion.h"
#include "SkScan.h"
#include "Test.h"
struct FakeBlitter : public SkBlitter {
FakeBlitter()
: m_blitCount(0) { }
void blitH(int x, int y, int width) override {
m_blitCount++;
}
void blitAntiH(int x, int y, const SkAlpha antialias[], const int16_t runs[]) override {
SkDEBUGFAIL("blitAntiH not implemented");
}
int m_blitCount;
};
// http://code.google.com/p/skia/issues/detail?id=87
// Lines which is not clipped by boundary based clipping,
// but skipped after tessellation, should be cleared by the blitter.
DEF_TEST(FillPathInverse, reporter) {
FakeBlitter blitter;
SkIRect clip;
SkPath path;
int height = 100;
int width = 200;
int expected_lines = 5;
clip.set(0, height - expected_lines, width, height);
path.moveTo(0.0f, 0.0f)
.quadTo(SkIntToScalar(width/2), SkIntToScalar(height),
SkIntToScalar(width), 0.0f)
.close()
.setFillType(SkPath::kInverseWinding_FillType);
SkScan::FillPath(path, clip, &blitter);
REPORTER_ASSERT(reporter, blitter.m_blitCount == expected_lines);
}