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- /*
- * 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 "src/pathops/SkPathOpsBounds.h"
- #include "src/pathops/SkPathOpsCurve.h"
- #include "tests/PathOpsTestCommon.h"
- #include "tests/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);
- DEF_TEST(PathOpsBounds, 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);
- bounds.setEmpty();
- SkDPoint botRight = {3, 4};
- bounds.add(botRight);
- REPORTER_ASSERT(reporter, bounds == expected);
- const SkPoint curvePts[] = {{0, 0}, {1, 2}, {3, 4}, {5, 6}};
- SkDCurve curve;
- curve.fQuad.set(curvePts);
- curve.setQuadBounds(curvePts, 1, 0, 1, &bounds);
- expected.set(0, 0, 3, 4);
- REPORTER_ASSERT(reporter, bounds == expected);
- curve.fCubic.set(curvePts);
- curve.setCubicBounds(curvePts, 1, 0, 1, &bounds);
- expected.set(0, 0, 5, 6);
- REPORTER_ASSERT(reporter, bounds == expected);
- }
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