align top and bounds computations

src/core/SkPath.cpp

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBuffer.h"
 #include "SkErrorInternals.h"
 #include "SkGeometry.h"
@@ skipping 613 matching lines @@
             *lastPt = fPathRef->atPoint(count - 1);
         }
         return true;
     }
     if (lastPt) {
         lastPt->set(0, 0);
     }
     return false;
 }
 
+void SkPath::setPt(int index, SkScalar x, SkScalar y) {
+    SkDEBUGCODE(this->validate();)
+
+    int count = fPathRef->countPoints();
+    if (count <= index) {
+        return;
+    } else {
+        SkPathRef::Editor ed(&fPathRef);
+        ed.atPoint(index)->set(x, y);
+    }
+}
+
 void SkPath::setLastPt(SkScalar x, SkScalar y) {
     SkDEBUGCODE(this->validate();)
 
     int count = fPathRef->countPoints();
     if (count == 0) {
         this->moveTo(x, y);
     } else {
         SkPathRef::Editor ed(&fPathRef);
         ed.atPoint(count-1)->set(x, y);
     }
@@ skipping 2136 matching lines @@
     switch (this->getFillType()) {
         case SkPath::kEvenOdd_FillType:
         case SkPath::kInverseEvenOdd_FillType:
             w &= 1;
             break;
         default:
             break;
     }
     return SkToBool(w);
 }