working on initial winding for cubics

Path ops works well for all tests except for cubics.
Isolate failures caused by cubics, and do a better job of computing
the initial winding for cubics.

TBR=reed@google.com
BUG=skia:3588

Review URL: https://codereview.chromium.org/1096923003

1 files changed, 10 insertions, 0 deletions

diff --git a/tests/PathOpsDebug.cpp b/tests/PathOpsDebug.cpp
index d4edd14b48..f5708ebb06 100755
--- a/tests/PathOpsDebug.cpp
+++ b/tests/PathOpsDebug.cpp
@@ -1212,6 +1212,16 @@ void SkOpContour::dumpSpans() const {
     } while ((segment = segment->next()));
 }
 
+void SkOpCurve::dump() const {
+    int count = SkPathOpsVerbToPoints(SkDEBUGRELEASE(fVerb, SkPath::kCubic_Verb));
+    SkDebugf("{{");
+    int index;
+    for (index = 0; index <= count - 1; ++index) {
+        SkDebugf("{%1.9gf,%1.9gf}, ", fPts[index].fX, fPts[index].fY);
+    }
+    SkDebugf("{%1.9gf,%1.9gf}}}\n", fPts[index].fX, fPts[index].fY);
+}
+
 #ifdef SK_DEBUG
 const SkOpAngle* SkOpGlobalState::debugAngle(int id) const {
     const SkOpContour* contour = fHead;