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author | reed@google.com <reed@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2011-07-27 13:54:36 +0000 |
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committer | reed@google.com <reed@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2011-07-27 13:54:36 +0000 |
commit | 6fc321a18acc8c6437735007240eefe7054e83b0 (patch) | |
tree | ad730bde45542ca2053d1b9267c5ba855a71391d /tests/GeometryTest.cpp | |
parent | 9510ccc06bbfa5e888f66578042674be98d8ac60 (diff) |
add test for SkConvertQuadToCubic
git-svn-id: http://skia.googlecode.com/svn/trunk@1967 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'tests/GeometryTest.cpp')
-rw-r--r-- | tests/GeometryTest.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/GeometryTest.cpp b/tests/GeometryTest.cpp index 5b05952c84..146528897d 100644 --- a/tests/GeometryTest.cpp +++ b/tests/GeometryTest.cpp @@ -1,6 +1,10 @@ #include "Test.h" #include "SkGeometry.h" +static bool nearly_equal(const SkPoint& a, const SkPoint& b) { + return SkScalarNearlyEqual(a.fX, b.fX) && SkScalarNearlyEqual(a.fY, b.fY); +} + static void TestGeometry(skiatest::Reporter* reporter) { SkPoint pts[3], dst[5]; @@ -10,6 +14,20 @@ static void TestGeometry(skiatest::Reporter* reporter) { int count = SkChopQuadAtMaxCurvature(pts, dst); REPORTER_ASSERT(reporter, count == 1 || count == 2); + + pts[0].set(0, 0); + pts[1].set(SkIntToScalar(3), 0); + pts[2].set(SkIntToScalar(3), SkIntToScalar(3)); + SkConvertQuadToCubic(pts, dst); + const SkPoint cubic[] = { + 0, 0, + SkIntToScalar(2), 0, + SkIntToScalar(3), SkIntToScalar(1), + SkIntToScalar(3), SkIntToScalar(3) + }; + for (int i = 0; i < 4; ++i) { + REPORTER_ASSERT(reporter, nearly_equal(cubic[i], dst[i])); + } } #include "TestClassDef.h" |