moz-skia/tests/PathOpsDRectTest.cpp

105 строки
4.4 KiB
C++

/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "PathOpsTestCommon.h"
#include "SkPathOpsCubic.h"
#include "SkPathOpsLine.h"
#include "SkPathOpsQuad.h"
#include "SkPathOpsRect.h"
#include "Test.h"
static const SkDLine lineTests[] = {
{{{2, 1}, {2, 1}}},
{{{2, 1}, {1, 1}}},
{{{2, 1}, {2, 2}}},
{{{1, 1}, {2, 2}}},
{{{3, 0}, {2, 1}}},
{{{3, 2}, {1, 1}}},
};
static const SkDQuad quadTests[] = {
{{{1, 1}, {2, 1}, {0, 2}}},
{{{0, 0}, {1, 1}, {3, 1}}},
{{{2, 0}, {1, 1}, {2, 2}}},
{{{4, 0}, {0, 1}, {4, 2}}},
{{{0, 0}, {0, 1}, {1, 1}}},
};
static const SkDCubic cubicTests[] = {
{{{2, 0}, {3, 1}, {2, 2}, {1, 1}}},
{{{3, 1}, {2, 2}, {1, 1}, {2, 0}}},
{{{3, 0}, {2, 1}, {3, 2}, {1, 1}}},
};
static const size_t lineTests_count = SK_ARRAY_COUNT(lineTests);
static const size_t quadTests_count = SK_ARRAY_COUNT(quadTests);
static const size_t cubicTests_count = SK_ARRAY_COUNT(cubicTests);
static void PathOpsDRectTest(skiatest::Reporter* reporter) {
size_t index;
SkDRect rect, rect2;
for (index = 0; index < lineTests_count; ++index) {
const SkDLine& line = lineTests[index];
SkASSERT(ValidLine(line));
rect.setBounds(line);
REPORTER_ASSERT(reporter, rect.fLeft == SkTMin(line[0].fX, line[1].fX));
REPORTER_ASSERT(reporter, rect.fTop == SkTMin(line[0].fY, line[1].fY));
REPORTER_ASSERT(reporter, rect.fRight == SkTMax(line[0].fX, line[1].fX));
REPORTER_ASSERT(reporter, rect.fBottom == SkTMax(line[0].fY, line[1].fY));
rect2.set(line[0]);
rect2.add(line[1]);
REPORTER_ASSERT(reporter, rect2.fLeft == SkTMin(line[0].fX, line[1].fX));
REPORTER_ASSERT(reporter, rect2.fTop == SkTMin(line[0].fY, line[1].fY));
REPORTER_ASSERT(reporter, rect2.fRight == SkTMax(line[0].fX, line[1].fX));
REPORTER_ASSERT(reporter, rect2.fBottom == SkTMax(line[0].fY, line[1].fY));
REPORTER_ASSERT(reporter, rect.contains(line[0]));
REPORTER_ASSERT(reporter, rect.intersects(&rect2));
}
for (index = 0; index < quadTests_count; ++index) {
const SkDQuad& quad = quadTests[index];
SkASSERT(ValidQuad(quad));
rect.setRawBounds(quad);
REPORTER_ASSERT(reporter, rect.fLeft == SkTMin(quad[0].fX,
SkTMin(quad[1].fX, quad[2].fX)));
REPORTER_ASSERT(reporter, rect.fTop == SkTMin(quad[0].fY,
SkTMin(quad[1].fY, quad[2].fY)));
REPORTER_ASSERT(reporter, rect.fRight == SkTMax(quad[0].fX,
SkTMax(quad[1].fX, quad[2].fX)));
REPORTER_ASSERT(reporter, rect.fBottom == SkTMax(quad[0].fY,
SkTMax(quad[1].fY, quad[2].fY)));
rect2.setBounds(quad);
REPORTER_ASSERT(reporter, rect.intersects(&rect2));
// FIXME: add a recursive box subdivision method to verify that tight bounds is correct
SkDPoint leftTop = {rect2.fLeft, rect2.fTop};
REPORTER_ASSERT(reporter, rect.contains(leftTop));
SkDPoint rightBottom = {rect2.fRight, rect2.fBottom};
REPORTER_ASSERT(reporter, rect.contains(rightBottom));
}
for (index = 0; index < cubicTests_count; ++index) {
const SkDCubic& cubic = cubicTests[index];
SkASSERT(ValidCubic(cubic));
rect.setRawBounds(cubic);
REPORTER_ASSERT(reporter, rect.fLeft == SkTMin(cubic[0].fX,
SkTMin(cubic[1].fX, SkTMin(cubic[2].fX, cubic[3].fX))));
REPORTER_ASSERT(reporter, rect.fTop == SkTMin(cubic[0].fY,
SkTMin(cubic[1].fY, SkTMin(cubic[2].fY, cubic[3].fY))));
REPORTER_ASSERT(reporter, rect.fRight == SkTMax(cubic[0].fX,
SkTMax(cubic[1].fX, SkTMax(cubic[2].fX, cubic[3].fX))));
REPORTER_ASSERT(reporter, rect.fBottom == SkTMax(cubic[0].fY,
SkTMax(cubic[1].fY, SkTMax(cubic[2].fY, cubic[3].fY))));
rect2.setBounds(cubic);
REPORTER_ASSERT(reporter, rect.intersects(&rect2));
// FIXME: add a recursive box subdivision method to verify that tight bounds is correct
SkDPoint leftTop = {rect2.fLeft, rect2.fTop};
REPORTER_ASSERT(reporter, rect.contains(leftTop));
SkDPoint rightBottom = {rect2.fRight, rect2.fBottom};
REPORTER_ASSERT(reporter, rect.contains(rightBottom));
}
}
#include "TestClassDef.h"
DEFINE_TESTCLASS_SHORT(PathOpsDRectTest)