зеркало из https://github.com/mozilla/moz-skia.git
114 строки
4.1 KiB
C++
114 строки
4.1 KiB
C++
/*
|
|
* Copyright 2013 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 "SkPathOpsBounds.h"
|
|
#include "Test.h"
|
|
|
|
static const SkRect sectTests[][2] = {
|
|
{{2, 0, 4, 1}, {4, 0, 6, 1}},
|
|
{{2, 0, 4, 1}, {3, 0, 5, 1}},
|
|
{{2, 0, 4, 1}, {3, 0, 5, 0}},
|
|
{{2, 0, 4, 1}, {3, 1, 5, 2}},
|
|
{{2, 1, 4, 2}, {1, 0, 5, 3}},
|
|
{{2, 1, 5, 3}, {3, 1, 4, 2}},
|
|
{{2, 0, 4, 1}, {3, 0, 3, 0}}, // intersecting an empty bounds is OK
|
|
{{2, 0, 4, 1}, {4, 1, 5, 2}}, // touching just on a corner is OK
|
|
};
|
|
|
|
static const size_t sectTestsCount = SK_ARRAY_COUNT(sectTests);
|
|
|
|
static const SkRect noSectTests[][2] = {
|
|
{{2, 0, 4, 1}, {5, 0, 6, 1}},
|
|
{{2, 0, 4, 1}, {3, 2, 5, 2}},
|
|
};
|
|
|
|
static const size_t noSectTestsCount = SK_ARRAY_COUNT(noSectTests);
|
|
|
|
static const SkRect reallyEmpty[] = {
|
|
{0, 0, 0, 0},
|
|
{1, 1, 1, 0},
|
|
{1, 1, 0, 1},
|
|
{1, 1, 0, 0},
|
|
{1, 2, 3, SK_ScalarNaN},
|
|
};
|
|
|
|
static const size_t emptyTestsCount = SK_ARRAY_COUNT(reallyEmpty);
|
|
|
|
static const SkRect notReallyEmpty[] = {
|
|
{0, 0, 1, 0},
|
|
{0, 0, 0, 1},
|
|
{0, 0, 1, 1},
|
|
};
|
|
|
|
static const size_t notEmptyTestsCount = SK_ARRAY_COUNT(notReallyEmpty);
|
|
|
|
static void PathOpsBoundsTest(skiatest::Reporter* reporter) {
|
|
for (size_t index = 0; index < sectTestsCount; ++index) {
|
|
const SkPathOpsBounds& bounds1 = static_cast<const SkPathOpsBounds&>(sectTests[index][0]);
|
|
SkASSERT(ValidBounds(bounds1));
|
|
const SkPathOpsBounds& bounds2 = static_cast<const SkPathOpsBounds&>(sectTests[index][1]);
|
|
SkASSERT(ValidBounds(bounds2));
|
|
bool touches = SkPathOpsBounds::Intersects(bounds1, bounds2);
|
|
REPORTER_ASSERT(reporter, touches);
|
|
}
|
|
for (size_t index = 0; index < noSectTestsCount; ++index) {
|
|
const SkPathOpsBounds& bounds1 = static_cast<const SkPathOpsBounds&>(noSectTests[index][0]);
|
|
SkASSERT(ValidBounds(bounds1));
|
|
const SkPathOpsBounds& bounds2 = static_cast<const SkPathOpsBounds&>(noSectTests[index][1]);
|
|
SkASSERT(ValidBounds(bounds2));
|
|
bool touches = SkPathOpsBounds::Intersects(bounds1, bounds2);
|
|
REPORTER_ASSERT(reporter, !touches);
|
|
}
|
|
SkPathOpsBounds bounds;
|
|
bounds.setEmpty();
|
|
bounds.add(1, 2, 3, 4);
|
|
SkPathOpsBounds expected;
|
|
expected.set(0, 0, 3, 4);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
bounds.setEmpty();
|
|
SkPathOpsBounds ordinal;
|
|
ordinal.set(1, 2, 3, 4);
|
|
bounds.add(ordinal);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
SkPoint topLeft = {0, 0};
|
|
bounds.setPointBounds(topLeft);
|
|
SkPoint botRight = {3, 4};
|
|
bounds.add(botRight);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
for (size_t index = 0; index < emptyTestsCount; ++index) {
|
|
const SkPathOpsBounds& bounds = static_cast<const SkPathOpsBounds&>(reallyEmpty[index]);
|
|
// SkASSERT(ValidBounds(bounds)); // don't check because test may contain nan
|
|
bool empty = bounds.isReallyEmpty();
|
|
REPORTER_ASSERT(reporter, empty);
|
|
}
|
|
for (size_t index = 0; index < notEmptyTestsCount; ++index) {
|
|
const SkPathOpsBounds& bounds = static_cast<const SkPathOpsBounds&>(notReallyEmpty[index]);
|
|
SkASSERT(ValidBounds(bounds));
|
|
bool empty = bounds.isReallyEmpty();
|
|
REPORTER_ASSERT(reporter, !empty);
|
|
}
|
|
const SkPoint curvePts[] = {{0, 0}, {1, 2}, {3, 4}, {5, 6}};
|
|
bounds.setLineBounds(curvePts);
|
|
expected.set(0, 0, 1, 2);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
(bounds.*SetCurveBounds[1])(curvePts);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
bounds.setQuadBounds(curvePts);
|
|
expected.set(0, 0, 3, 4);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
(bounds.*SetCurveBounds[2])(curvePts);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
bounds.setCubicBounds(curvePts);
|
|
expected.set(0, 0, 5, 6);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
(bounds.*SetCurveBounds[3])(curvePts);
|
|
REPORTER_ASSERT(reporter, bounds == expected);
|
|
}
|
|
|
|
#include "TestClassDef.h"
|
|
DEFINE_TESTCLASS_SHORT(PathOpsBoundsTest)
|