skia2/tests/PathOpsBuilderTest.cpp

81 lines
3.0 KiB
C++
Raw Normal View History

/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "PathOpsExtendedTest.h"
#include "PathOpsTestCommon.h"
#include "SkBitmap.h"
#include "Test.h"
DEF_TEST(PathOpsBuilder, reporter) {
SkOpBuilder builder;
SkPath result;
REPORTER_ASSERT(reporter, builder.resolve(&result));
REPORTER_ASSERT(reporter, result.isEmpty());
builder.add(result, kDifference_SkPathOp);
REPORTER_ASSERT(reporter, builder.resolve(&result));
REPORTER_ASSERT(reporter, result.isEmpty());
builder.add(result, kUnion_SkPathOp);
REPORTER_ASSERT(reporter, builder.resolve(&result));
REPORTER_ASSERT(reporter, result.isEmpty());
SkPath rectPath;
rectPath.setFillType(SkPath::kEvenOdd_FillType);
rectPath.addRect(0, 1, 2, 3, SkPath::kCW_Direction);
builder.add(rectPath, kUnion_SkPathOp);
REPORTER_ASSERT(reporter, builder.resolve(&result));
bool closed;
SkPath::Direction dir;
REPORTER_ASSERT(reporter, result.isRect(NULL, &closed, &dir));
REPORTER_ASSERT(reporter, closed);
REPORTER_ASSERT(reporter, dir == SkPath::kCW_Direction);
REPORTER_ASSERT(reporter, rectPath == result);
rectPath.reset();
rectPath.setFillType(SkPath::kEvenOdd_FillType);
rectPath.addRect(0, 1, 2, 3, SkPath::kCCW_Direction);
builder.add(rectPath, kUnion_SkPathOp);
REPORTER_ASSERT(reporter, builder.resolve(&result));
REPORTER_ASSERT(reporter, result.isRect(NULL, &closed, &dir));
REPORTER_ASSERT(reporter, closed);
REPORTER_ASSERT(reporter, dir == SkPath::kCCW_Direction);
REPORTER_ASSERT(reporter, rectPath == result);
builder.add(rectPath, kDifference_SkPathOp);
REPORTER_ASSERT(reporter, builder.resolve(&result));
REPORTER_ASSERT(reporter, result.isEmpty());
SkPath rect2, rect3;
rect2.addRect(2, 1, 4, 3, SkPath::kCW_Direction);
rect3.addRect(4, 1, 5, 3, SkPath::kCCW_Direction);
builder.add(rectPath, kUnion_SkPathOp);
builder.add(rect2, kUnion_SkPathOp);
builder.add(rect3, kUnion_SkPathOp);
REPORTER_ASSERT(reporter, builder.resolve(&result));
REPORTER_ASSERT(reporter, result.isRect(NULL, &closed, &dir));
REPORTER_ASSERT(reporter, closed);
SkRect expected;
expected.set(0, 1, 5, 3);
REPORTER_ASSERT(reporter, result.getBounds() == expected);
SkPath circle1, circle2, circle3;
circle1.addCircle(5, 6, 4, SkPath::kCW_Direction);
circle2.addCircle(7, 4, 8, SkPath::kCCW_Direction);
circle3.addCircle(6, 5, 6, SkPath::kCW_Direction);
SkPath opCompare;
Op(circle1, circle2, kUnion_SkPathOp, &opCompare);
Op(opCompare, circle3, kDifference_SkPathOp, &opCompare);
builder.add(circle1, kUnion_SkPathOp);
builder.add(circle2, kUnion_SkPathOp);
builder.add(circle3, kDifference_SkPathOp);
REPORTER_ASSERT(reporter, builder.resolve(&result));
SkBitmap bitmap;
int pixelDiff = comparePaths(reporter, __FUNCTION__, opCompare, result, bitmap);
REPORTER_ASSERT(reporter, pixelDiff == 0);
}