path ops work in progress

tests/PathOpsQuadLineIntersectionTest.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "PathOpsExtendedTest.h"
 #include "PathOpsTestCommon.h"
 #include "SkIntersections.h"
 #include "SkPathOpsLine.h"
@@ skipping 67 matching lines @@
         SkASSERT(ValidQuad(quad));
         const SkDLine& line = oneOffs[index].line;
         SkASSERT(ValidLine(line));
         SkIntersections intersections;
         int result = doIntersect(intersections, quad, line, flipped);
         for (int inner = 0; inner < result; ++inner) {
             double quadT = intersections[0][inner];
             SkDPoint quadXY = quad.ptAtT(quadT);
             double lineT = intersections[1][inner];
             SkDPoint lineXY = line.ptAtT(lineT);
+            if (!quadXY.approximatelyEqual(lineXY)) {
+                quadXY.approximatelyEqual(lineXY);
+                SkDebugf("");
+            }
             REPORTER_ASSERT(reporter, quadXY.approximatelyEqual(lineXY));
         }
     }
 }
 
 static void PathOpsQuadLineIntersectionTestOne(skiatest::Reporter* reporter) {
     testOneOffs(reporter);
 }
 
 static void PathOpsQuadLineIntersectionTest(skiatest::Reporter* reporter) {
@@ skipping 40 matching lines @@
                 REPORTER_ASSERT(reporter, 0);
             }
         }
     }
 }
 
 #include "TestClassDef.h"
 DEFINE_TESTCLASS_SHORT(PathOpsQuadLineIntersectionTest)
 
 DEFINE_TESTCLASS_SHORT(PathOpsQuadLineIntersectionTestOne)