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authorGravatar turk@google.com <turk@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>2009-03-04 01:33:35 +0000
committerGravatar turk@google.com <turk@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>2009-03-04 01:33:35 +0000
commit7d3a58a5e442e0aba239616a4e996e64866ffbd0 (patch)
tree0735382a338294fc59b841182805651946369bbc /tests/ClipCubicTest.cpp
parentef772ddb86e9ab5e7e2811c67ed75a24f3ce0e5e (diff)
Format more consistently with the rest of Skia.
git-svn-id: http://skia.googlecode.com/svn/trunk@106 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'tests/ClipCubicTest.cpp')
-rw-r--r--tests/ClipCubicTest.cpp228
1 files changed, 110 insertions, 118 deletions
diff --git a/tests/ClipCubicTest.cpp b/tests/ClipCubicTest.cpp
index 0cd1d85d08..e9820f6888 100644
--- a/tests/ClipCubicTest.cpp
+++ b/tests/ClipCubicTest.cpp
@@ -11,138 +11,130 @@ static void PrintCurve(const char *name, const SkPoint crv[4]) {
crv[1].fX, crv[1].fY,
crv[2].fX, crv[2].fY,
crv[3].fX, crv[3].fY);
-
+
}
-static bool CurvesAreEqual(
- const SkPoint c0[4], const SkPoint c1[4], float tol) {
- for (int i = 0; i < 4; i++) {
- if (SkScalarAbs(c0[i].fX - c1[i].fX) > SkFloatToScalar(tol) ||
- SkScalarAbs(c0[i].fY - c1[i].fY) > SkFloatToScalar(tol)
- ) {
- PrintCurve("c0", c0);
- PrintCurve("c1", c1);
- return false;
- }
- }
- return true;
+static bool CurvesAreEqual(const SkPoint c0[4],
+ const SkPoint c1[4],
+ float tol) {
+ for (int i = 0; i < 4; i++) {
+ if (SkScalarAbs(c0[i].fX - c1[i].fX) > SkFloatToScalar(tol) ||
+ SkScalarAbs(c0[i].fY - c1[i].fY) > SkFloatToScalar(tol)
+ ) {
+ PrintCurve("c0", c0);
+ PrintCurve("c1", c1);
+ return false;
+ }
+ }
+ return true;
}
-static SkPoint* SetCurve(
- float x0, float y0,
- float x1, float y1,
- float x2, float y2,
- float x3, float y3,
- SkPoint crv[4]
-) {
+static SkPoint* SetCurve(float x0, float y0,
+ float x1, float y1,
+ float x2, float y2,
+ float x3, float y3,
+ SkPoint crv[4]) {
crv[0].fX = SkFloatToScalar(x0); crv[0].fY = SkFloatToScalar(y0);
crv[1].fX = SkFloatToScalar(x1); crv[1].fY = SkFloatToScalar(y1);
crv[2].fX = SkFloatToScalar(x2); crv[2].fY = SkFloatToScalar(y2);
crv[3].fX = SkFloatToScalar(x3); crv[3].fY = SkFloatToScalar(y3);
return crv;
}
-
+
static void TestCubicClipping(skiatest::Reporter* reporter) {
- static SkPoint crv[4] = {
- { SkFloatToScalar(0), SkFloatToScalar(0) },
- { SkFloatToScalar(2), SkFloatToScalar(3) },
- { SkFloatToScalar(1), SkFloatToScalar(10) },
- { SkFloatToScalar(4), SkFloatToScalar(12) }
- };
-
- SkCubicClipper clipper;
- SkPoint clipped[4], shouldbe[4];
- SkIRect clipRect;
- bool success;
- const float tol = 1e-4;
-
- // Test no clip, with plenty of room.
- clipRect.set(-2, -2, 6, 14);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == true);
- REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
- 0, 0, 2, 3, 1, 10, 4, 12, shouldbe
- ), tol));
-
- // Test no clip, touching first point.
- clipRect.set(-2, 0, 6, 14);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == true);
- REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
- 0, 0, 2, 3, 1, 10, 4, 12, shouldbe
- ), tol));
-
- // Test no clip, touching last point.
- clipRect.set(-2, -2, 6, 12);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == true);
- REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
- 0, 0, 2, 3, 1, 10, 4, 12, shouldbe
- ), tol));
-
- // Test all clip.
- clipRect.set(-2, 14, 6, 20);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == false);
-
- // Test clip at 1.
- clipRect.set(-2, 1, 6, 14);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == true);
- REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
- 0.5126125216, 1,
- 1.841195941, 4.337081432,
- 1.297019958, 10.19801331,
- 4, 12,
- shouldbe
- ), tol));
-
- // Test clip at 2.
- clipRect.set(-2, 2, 6, 14);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == true);
- REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
- 00.8412352204, 2,
- 1.767683744, 5.400758266,
- 1.55052948, 10.36701965,
- 4, 12,
- shouldbe
- ), tol));
-
- // Test clip at 11.
- clipRect.set(-2, -2, 6, 11);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == true);
- REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
- 0, 0,
- 1.742904663, 2.614356995,
- 1.207521796, 8.266430855,
- 3.026495695, 11,
- shouldbe
- ), tol));
-
- // Test clip at 10.
- clipRect.set(-2, -2, 6, 10);
- clipper.setClip(clipRect);
- success = clipper.clipCubic(crv, clipped);
- REPORTER_ASSERT(reporter, success == true);
- REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
- 0, 0,
- 1.551193237, 2.326789856,
- 1.297736168, 7.059780121,
- 2.505550385, 10,
- shouldbe
- ), tol));
+ static SkPoint crv[4] = {
+ { SkFloatToScalar(0), SkFloatToScalar(0) },
+ { SkFloatToScalar(2), SkFloatToScalar(3) },
+ { SkFloatToScalar(1), SkFloatToScalar(10) },
+ { SkFloatToScalar(4), SkFloatToScalar(12) }
+ };
+
+ SkCubicClipper clipper;
+ SkPoint clipped[4], shouldbe[4];
+ SkIRect clipRect;
+ bool success;
+ const float tol = 1e-4;
+
+ // Test no clip, with plenty of room.
+ clipRect.set(-2, -2, 6, 14);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == true);
+ REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
+ 0, 0, 2, 3, 1, 10, 4, 12, shouldbe), tol));
+
+ // Test no clip, touching first point.
+ clipRect.set(-2, 0, 6, 14);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == true);
+ REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
+ 0, 0, 2, 3, 1, 10, 4, 12, shouldbe), tol));
+
+ // Test no clip, touching last point.
+ clipRect.set(-2, -2, 6, 12);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == true);
+ REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
+ 0, 0, 2, 3, 1, 10, 4, 12, shouldbe), tol));
+
+ // Test all clip.
+ clipRect.set(-2, 14, 6, 20);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == false);
+
+ // Test clip at 1.
+ clipRect.set(-2, 1, 6, 14);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == true);
+ REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
+ 0.5126125216, 1,
+ 1.841195941, 4.337081432,
+ 1.297019958, 10.19801331,
+ 4, 12,
+ shouldbe), tol));
+
+ // Test clip at 2.
+ clipRect.set(-2, 2, 6, 14);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == true);
+ REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
+ 00.8412352204, 2,
+ 1.767683744, 5.400758266,
+ 1.55052948, 10.36701965,
+ 4, 12,
+ shouldbe), tol));
+
+ // Test clip at 11.
+ clipRect.set(-2, -2, 6, 11);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == true);
+ REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
+ 0, 0,
+ 1.742904663, 2.614356995,
+ 1.207521796, 8.266430855,
+ 3.026495695, 11,
+ shouldbe), tol));
+
+ // Test clip at 10.
+ clipRect.set(-2, -2, 6, 10);
+ clipper.setClip(clipRect);
+ success = clipper.clipCubic(crv, clipped);
+ REPORTER_ASSERT(reporter, success == true);
+ REPORTER_ASSERT(reporter, CurvesAreEqual(clipped, SetCurve(
+ 0, 0,
+ 1.551193237, 2.326789856,
+ 1.297736168, 7.059780121,
+ 2.505550385, 10,
+ shouldbe), tol));
}