ad65a3e5fb
standardize tests use SK_ARRAY_COUNT everywhere debug why x87 differs from SIMD 64 various platform specific fixes git-svn-id: http://skia.googlecode.com/svn/trunk@8689 2bbb7eff-a529-9590-31e7-b0007b416f81
62 lines
2.2 KiB
C++
62 lines
2.2 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkIntersections.h"
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#include "SkPathOpsLine.h"
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#include "Test.h"
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// FIXME: add tests for intersecting, non-intersecting, degenerate, coincident
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static const SkDLine tests[][2] = {
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{{{{0, 0}, {1, 0}}}, {{{1, 0}, {0, 0}}}},
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{{{{0, 0}, {0, 0}}}, {{{0, 0}, {1, 0}}}},
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{{{{0, 1}, {0, 1}}}, {{{0, 0}, {0, 2}}}},
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{{{{0, 0}, {1, 0}}}, {{{0, 0}, {2, 0}}}},
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{{{{1, 1}, {2, 2}}}, {{{0, 0}, {3, 3}}}},
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{{{{166.86950047022856, 112.69654129527828}, {166.86948801592692, 112.69655741235339}}},
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{{{166.86960700313026, 112.6965477747386}, {166.86925794355412, 112.69656471103423}}}}
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};
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static const size_t tests_count = SK_ARRAY_COUNT(tests);
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static const SkDLine noIntersect[][2] = {
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{{{{0, 0}, {1, 0}}}, {{{3, 0}, {2, 0}}}},
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{{{{0, 0}, {0, 0}}}, {{{1, 0}, {2, 0}}}},
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{{{{0, 1}, {0, 1}}}, {{{0, 3}, {0, 2}}}},
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{{{{0, 0}, {1, 0}}}, {{{2, 0}, {3, 0}}}},
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{{{{1, 1}, {2, 2}}}, {{{4, 4}, {3, 3}}}},
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};
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static const size_t noIntersect_count = SK_ARRAY_COUNT(noIntersect);
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static void PathOpsLineIntersectionTest(skiatest::Reporter* reporter) {
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size_t index;
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for (index = 0; index < tests_count; ++index) {
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const SkDLine& line1 = tests[index][0];
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const SkDLine& line2 = tests[index][1];
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SkIntersections ts;
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int pts = ts.intersect(line1, line2);
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REPORTER_ASSERT(reporter, pts);
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for (int i = 0; i < pts; ++i) {
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SkDPoint result1 = line1.xyAtT(ts[0][i]);
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SkDPoint result2 = line2.xyAtT(ts[1][i]);
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if (!result1.approximatelyEqual(result2)) {
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REPORTER_ASSERT(reporter, pts != 1);
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result2 = line2.xyAtT(ts[1][i ^ 1]);
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REPORTER_ASSERT(reporter, result1.approximatelyEqual(result2));
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}
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}
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}
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for (index = 0; index < noIntersect_count; ++index) {
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const SkDLine& line1 = noIntersect[index][0];
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const SkDLine& line2 = noIntersect[index][1];
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SkIntersections ts;
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int pts = ts.intersect(line1, line2);
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REPORTER_ASSERT(reporter, !pts); }
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}
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#include "TestClassDef.h"
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DEFINE_TESTCLASS_SHORT(PathOpsLineIntersectionTest)
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