/* * Copyright 2018 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "include/core/SkPoint.h" #include "include/core/SkScalar.h" #include "include/private/base/SkTDArray.h" #include "src/utils/SkPolyUtils.h" #include "tests/Test.h" #include #if !defined(SK_ENABLE_OPTIMIZE_SIZE) DEF_TEST(PolyUtils, reporter) { SkTDArray poly; // init simple index map uint16_t indexMap[1024]; for (int i = 0; i < 1024; ++i) { indexMap[i] = i; } SkTDArray triangleIndices; // skinny triangle *poly.append() = SkPoint::Make(-100, 55); *poly.append() = SkPoint::Make(100, 55); *poly.append() = SkPoint::Make(102.5f, 54.330127f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) < 0); REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // switch winding poly[2].set(102.5f, 55.330127f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) > 0); REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // make degenerate poly[2].set(100 + 2.5f, 55); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) == 0); // TODO: should these fail? REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, !SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // giant triangle poly[0].set(-1.0e+37f, 1.0e+37f); poly[1].set(1.0e+37f, 1.0e+37f); poly[2].set(-1.0e+37f, -1.0e+37f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) < 0); REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // teeny triangle poly[0].set(-1.0e-38f, 1.0e-38f); poly[1].set(-1.0e-38f, -1.0e-38f); poly[2].set(1.0e-38f, 1.0e-38f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) == 0); // TODO: should these fail? REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, !SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // triangle way off in space (relative to size so we don't completely obliterate values) poly[0].set(-100 + 1.0e+9f, 55 - 1.0e+9f); poly[1].set(100 + 1.0e+9f, 55 - 1.0e+9f); poly[2].set(150 + 1.0e+9f, 100 - 1.0e+9f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) > 0); REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); /////////////////////////////////////////////////////////////////////// // round rect poly.clear(); *poly.append() = SkPoint::Make(-100, 55); *poly.append() = SkPoint::Make(100, 55); *poly.append() = SkPoint::Make(100 + 2.5f, 50 + 4.330127f); *poly.append() = SkPoint::Make(100 + 3.535534f, 50 + 3.535534f); *poly.append() = SkPoint::Make(100 + 4.330127f, 50 + 2.5f); *poly.append() = SkPoint::Make(105, 50); *poly.append() = SkPoint::Make(105, -50); *poly.append() = SkPoint::Make(100 + 4.330127f, -50 - 2.5f); *poly.append() = SkPoint::Make(100 + 3.535534f, -50 - 3.535534f); *poly.append() = SkPoint::Make(100 + 2.5f, -50 - 4.330127f); *poly.append() = SkPoint::Make(100, -55); *poly.append() = SkPoint::Make(-100, -55); *poly.append() = SkPoint::Make(-100 - 2.5f, -50 - 4.330127f); *poly.append() = SkPoint::Make(-100 - 3.535534f, -50 - 3.535534f); *poly.append() = SkPoint::Make(-100 - 4.330127f, -50 - 2.5f); *poly.append() = SkPoint::Make(-105, -50); *poly.append() = SkPoint::Make(-105, 50); *poly.append() = SkPoint::Make(-100 - 4.330127f, 50 + 2.5f); *poly.append() = SkPoint::Make(-100 - 3.535534f, 50 + 3.535534f); *poly.append() = SkPoint::Make(-100 - 2.5f, 50 + 4.330127f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) < 0); REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // translate far enough to obliterate some low bits for (int i = 0; i < poly.size(); ++i) { poly[i].offset(1.0e+7f, 1.0e+7f); } REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) < 0); // Due to floating point error it's no longer convex REPORTER_ASSERT(reporter, !SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // translate a little farther to create some coincident vertices for (int i = 0; i < poly.size(); ++i) { poly[i].offset(4.0e+7f, 4.0e+7f); } REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) < 0); REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); // This can't handle coincident vertices triangleIndices.clear(); REPORTER_ASSERT(reporter, !SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // troublesome case -- clipped roundrect poly.clear(); *poly.append() = SkPoint::Make(335.928101f, 428.219055f); *poly.append() = SkPoint::Make(330.414459f, 423.034912f); *poly.append() = SkPoint::Make(325.749084f, 417.395508f); *poly.append() = SkPoint::Make(321.931946f, 411.300842f); *poly.append() = SkPoint::Make(318.963074f, 404.750977f); *poly.append() = SkPoint::Make(316.842468f, 397.745850f); *poly.append() = SkPoint::Make(315.570068f, 390.285522f); *poly.append() = SkPoint::Make(315.145966f, 382.369965f); *poly.append() = SkPoint::Make(315.570068f, 374.454346f); *poly.append() = SkPoint::Make(316.842468f, 366.994019f); *poly.append() = SkPoint::Make(318.963074f, 359.988892f); *poly.append() = SkPoint::Make(321.931946f, 353.439056f); *poly.append() = SkPoint::Make(325.749084f, 347.344421f); *poly.append() = SkPoint::Make(330.414459f, 341.705017f); *poly.append() = SkPoint::Make(335.928101f, 336.520813f); *poly.append() = SkPoint::Make(342.289948f, 331.791901f); *poly.append() = SkPoint::Make(377.312134f, 331.791901f); *poly.append() = SkPoint::Make(381.195313f, 332.532593f); *poly.append() = SkPoint::Make(384.464935f, 334.754700f); *poly.append() = SkPoint::Make(386.687042f, 338.024292f); *poly.append() = SkPoint::Make(387.427765f, 341.907532f); *poly.append() = SkPoint::Make(387.427765f, 422.832367f); *poly.append() = SkPoint::Make(386.687042f, 426.715576f); *poly.append() = SkPoint::Make(384.464935f, 429.985168f); *poly.append() = SkPoint::Make(381.195313f, 432.207275f); *poly.append() = SkPoint::Make(377.312134f, 432.947998f); *poly.append() = SkPoint::Make(342.289948f, 432.947998f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) > 0); REPORTER_ASSERT(reporter, SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // a star is born poly.clear(); *poly.append() = SkPoint::Make(0.0f, -50.0f); *poly.append() = SkPoint::Make(14.43f, -25.0f); *poly.append() = SkPoint::Make(43.30f, -25.0f); *poly.append() = SkPoint::Make(28.86f, 0.0f); *poly.append() = SkPoint::Make(43.30f, 25.0f); *poly.append() = SkPoint::Make(14.43f, 25.0f); *poly.append() = SkPoint::Make(0.0f, 50.0f); *poly.append() = SkPoint::Make(-14.43f, 25.0f); *poly.append() = SkPoint::Make(-43.30f, 25.0f); *poly.append() = SkPoint::Make(-28.86f, 0.0f); *poly.append() = SkPoint::Make(-43.30f, -25.0f); *poly.append() = SkPoint::Make(-14.43f, -25.0f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) > 0); REPORTER_ASSERT(reporter, !SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // many spiked star { const SkScalar c = SkIntToScalar(45); const SkScalar r1 = SkIntToScalar(20); const SkScalar r2 = SkIntToScalar(3); const int n = 500; poly.clear(); SkScalar rad = 0; const SkScalar drad = SK_ScalarPI / n; for (int i = 0; i < n; i++) { *poly.append() = SkPoint::Make(c + SkScalarCos(rad) * r1, c + SkScalarSin(rad) * r1); rad += drad; *poly.append() = SkPoint::Make(c + SkScalarCos(rad) * r2, c + SkScalarSin(rad) * r2); rad += drad; } REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) > 0); REPORTER_ASSERT(reporter, !SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); } // self-intersecting polygon poly.clear(); *poly.append() = SkPoint::Make(0.0f, -50.0f); *poly.append() = SkPoint::Make(14.43f, -25.0f); *poly.append() = SkPoint::Make(43.30f, -25.0f); *poly.append() = SkPoint::Make(-28.86f, 0.0f); *poly.append() = SkPoint::Make(43.30f, 25.0f); *poly.append() = SkPoint::Make(14.43f, 25.0f); *poly.append() = SkPoint::Make(0.0f, 50.0f); *poly.append() = SkPoint::Make(-14.43f, 25.0f); *poly.append() = SkPoint::Make(-43.30f, 25.0f); *poly.append() = SkPoint::Make(28.86f, 0.0f); *poly.append() = SkPoint::Make(-43.30f, -25.0f); *poly.append() = SkPoint::Make(-14.43f, -25.0f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) > 0); REPORTER_ASSERT(reporter, !SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, !SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); // running this just to make sure it doesn't crash // the fact that it succeeds doesn't mean anything since the input is not simple REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // self-intersecting polygon with coincident point poly.clear(); *poly.append() = SkPoint::Make(0.0f, 0.0f); *poly.append() = SkPoint::Make(-50, -50); *poly.append() = SkPoint::Make(50, -50); *poly.append() = SkPoint::Make(0.00000001f, -0.00000001f); *poly.append() = SkPoint::Make(-50, 50); *poly.append() = SkPoint::Make(50, 50); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) == 0); REPORTER_ASSERT(reporter, !SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, !SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); // running this just to make sure it doesn't crash REPORTER_ASSERT(reporter, !SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // self-intersecting polygon with two equal edges poly.clear(); *poly.append() = SkPoint::Make(0.0f, 0.0f); *poly.append() = SkPoint::Make(10, 0); *poly.append() = SkPoint::Make(0, 10); *poly.append() = SkPoint::Make(10, 10); *poly.append() = SkPoint::Make(10, 0); *poly.append() = SkPoint::Make(0, 10); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) == 0); REPORTER_ASSERT(reporter, !SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, !SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); // running this just to make sure it doesn't crash REPORTER_ASSERT(reporter, !SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); // absurd self-intersecting polygon poly.clear(); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, -10411310938997512334153865557442560.0000f); *poly.append() = SkPoint::Make(-32768.7500f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3172.8125f); *poly.append() = SkPoint::Make(0.0000f, -2147485952.0000f); *poly.append() = SkPoint::Make(0.0000f, 170.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(137.0000f, 4105.6875f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3283.0000f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 821.1250f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -30897.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.5625f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3526523879424.0000f, 0.0000f); *poly.append() = SkPoint::Make(-32768.9375f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(129.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 859832320.0000f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 129.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-33554468.0000f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 219.0000f); *poly.append() = SkPoint::Make(3220.8125f, 0.0000f); *poly.append() = SkPoint::Make(-35840.0625f, 0.0000f); *poly.append() = SkPoint::Make(0.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -41625560509365411790244566154608640.0000f); *poly.append() = SkPoint::Make(0.0000f, 215282736.0000f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(-41625560509365411790244566154608640.0000f, 0.0000f); *poly.append() = SkPoint::Make(215282736.0000f, 0.0000f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3156.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 129.0000f); *poly.append() = SkPoint::Make(7433.6875f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(59324728941049917997056.0000f, 0.0000f); *poly.append() = SkPoint::Make(-35840.0625f, 0.0000f); *poly.append() = SkPoint::Make(0.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(137.0000f, 4105.6875f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3283.0000f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.5625f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(-44882437151680690189392273689542656.0000f, 134217728.0000f); *poly.append() = SkPoint::Make(0.0000f, 0.0000f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 217055232.0000f); *poly.append() = SkPoint::Make(138.3125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.5625f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(2152988672.0000f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); *poly.append() = SkPoint::Make(138.0000f, 3284.8125f); *poly.append() = SkPoint::Make(0.0000f, -32768.0625f); *poly.append() = SkPoint::Make(0.0000f, 138.0000f); *poly.append() = SkPoint::Make(3284.8125f, 0.0000f); *poly.append() = SkPoint::Make(-32768.0625f, 0.0000f); REPORTER_ASSERT(reporter, SkGetPolygonWinding(poly.begin(), poly.size()) < 0); REPORTER_ASSERT(reporter, !SkIsConvexPolygon(poly.begin(), poly.size())); REPORTER_ASSERT(reporter, !SkIsSimplePolygon(poly.begin(), poly.size())); triangleIndices.clear(); // running this just to make sure it doesn't crash REPORTER_ASSERT(reporter, SkTriangulateSimplePolygon(poly.begin(), indexMap, poly.size(), &triangleIndices)); } #endif // !defined(SK_ENABLE_OPTIMIZE_SIZE)