Merge pull request cocos2d#19721 from Mee-gu/feature/ClippingNode

fix scissor rectangle setting

Author: minggo

cocos/2d/CCClippingRectangleNode.cpp

@@ -76,10 +76,11 @@ void ClippingRectangleNode::onBeforeVisitScissor()
         }
 
         const Point pos = convertToWorldSpace(Point(_clippingRegion.origin.x, _clippingRegion.origin.y));
-        renderer->setScissorRect(pos.x,
-                                 pos.y,
-                                 _clippingRegion.size.width * scaleX,
-                                 _clippingRegion.size.height * scaleY);
+        GLView* glView = Director::getInstance()->getOpenGLView();
+        glView->setScissorInPoints(pos.x,
+                                   pos.y,
+                                   _clippingRegion.size.width * scaleX,
+                                   _clippingRegion.size.height * scaleY);
     }
 }