add conics to path ops

tests/PathOpsCubicQuadIntersectionTest.cpp

 /*
  * 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 "PathOpsTestCommon.h"
 #include "SkIntersections.h"
 #include "SkPathOpsCubic.h"
 #include "SkPathOpsQuad.h"
 #include "SkRandom.h"
 #include "SkReduceOrder.h"
 #include "Test.h"
 
 static struct quadCubic {
     SkDCubic cubic;
     SkDQuad quad;
 } quadCubicTests[] = {
+    {{{{778, 14089}, {778, 14091.208984375}, {776.20916748046875, 14093}, {774, 14093}}},
+    {{{778, 14089}, {777.99957275390625, 14090.65625}, {776.82843017578125, 14091.828125}}}},
+
     {{{{1020.08099,672.161987}, {1020.08002,630.73999}, {986.502014,597.161987}, {945.080994,597.161987}}},
      {{{1020,672}, {1020,640.93396}, {998.03302,618.96698}}}},
 
     {{{{778, 14089}, {778, 14091.208984375}, {776.20916748046875, 14093}, {774, 14093}}},
      {{{778, 14089}, {777.99957275390625, 14090.65625}, {776.82843017578125, 14091.828125}}}},
 
     {{{{1110, 817}, {1110.55225f, 817}, {1111, 817.447693f}, {1111, 818}}},
      {{{1110.70715f, 817.292908f}, {1110.41406f, 817.000122f}, {1110, 817}}}},
 
     {{{{1110, 817}, {1110.55225f, 817}, {1111, 817.447693f}, {1111, 818}}},
@@ skipping 27 matching lines @@
     int order1 = reduce1.reduce(cubic, SkReduceOrder::kNo_Quadratics);
     int order2 = reduce2.reduce(quad);
     if (order1 != 4) {
         SkDebugf("[%d] cubic order=%d\n", iIndex, order1);
         REPORTER_ASSERT(reporter, 0);
     }
     if (order2 != 3) {
         SkDebugf("[%d] quad order=%d\n", iIndex, order2);
         REPORTER_ASSERT(reporter, 0);
     }
-    SkDCubic quadToCubic = quad.toCubic();
     SkIntersections i;
-    int roots = i.intersect(cubic, quadToCubic);
+    int roots = i.intersect(cubic, quad);
     for (int pt = 0; pt < roots; ++pt) {
         double tt1 = i[0][pt];
         SkDPoint xy1 = cubic.ptAtT(tt1);
         double tt2 = i[1][pt];
         SkDPoint xy2 = quad.ptAtT(tt2);
         if (!xy1.approximatelyEqual(xy2)) {
             SkDebugf("%s [%d,%d] x!= t1=%g (%g,%g) t2=%g (%g,%g)\n",
                 __FUNCTION__, iIndex, pt, tt1, xy1.fX, xy1.fY, tt2, xy2.fX, xy2.fY);
         }
         REPORTER_ASSERT(reporter, xy1.approximatelyEqual(xy2));
     }
     reporter->bumpTestCount();
 }
 
 DEF_TEST(PathOpsCubicQuadIntersection, reporter) {
     for (int index = 0; index < quadCubicTests_count; ++index) {
         cubicQuadIntersection(reporter, index);
         reporter->bumpTestCount();
     }
 }
 
 DEF_TEST(PathOpsCubicQuadIntersectionOneOff, reporter) {
     cubicQuadIntersection(reporter, 0);
 }