diff --git a/cocos2dx/misc_nodes/CCRenderTexture.cpp b/cocos2dx/misc_nodes/CCRenderTexture.cpp
index 73e4dcbe72..fc7656de6a 100644
--- a/cocos2dx/misc_nodes/CCRenderTexture.cpp
+++ b/cocos2dx/misc_nodes/CCRenderTexture.cpp
@@ -394,9 +394,9 @@ void CCRenderTexture::beginWithClear(float r, float g, float b, float a, float d
     this->begin();
 
     // save clear color
-    GLfloat	clearColor[4];
-    GLfloat depthClearValue;
-    int stencilClearValue;
+    GLfloat	clearColor[4] = {0.0f};
+    GLfloat depthClearValue = 0.0f;
+    int stencilClearValue = 0;
     
     if (flags & GL_COLOR_BUFFER_BIT)
     {
@@ -512,7 +512,6 @@ void CCRenderTexture::visit()
     if (m_pGrid && m_pGrid->isActive())
     {
         m_pGrid->afterDraw(this);
-        transformAncestors();
     }
 	
 	kmGLPopMatrix();
@@ -528,9 +527,9 @@ void CCRenderTexture::draw()
 		
         if (m_uClearFlags)
         {
-			GLfloat oldClearColor[4];
-			GLfloat oldDepthClearValue;
-			GLint oldStencilClearValue;
+            GLfloat oldClearColor[4] = {0.0f};
+			GLfloat oldDepthClearValue = 0.0f;
+			GLint oldStencilClearValue = 0;
 			
 			// backup and set
 			if (m_uClearFlags & GL_COLOR_BUFFER_BIT)
diff --git a/cocos2dx/platform/win32/CCEGLView.cpp b/cocos2dx/platform/win32/CCEGLView.cpp
index 3dc8a05be3..264ac658ba 100644
--- a/cocos2dx/platform/win32/CCEGLView.cpp
+++ b/cocos2dx/platform/win32/CCEGLView.cpp
@@ -78,14 +78,14 @@ static void SetupPixelFormat(HDC hDC)
         PFD_DRAW_TO_WINDOW |        // render to window
         PFD_DOUBLEBUFFER,           // support double-buffering
         PFD_TYPE_RGBA,              // color type
-        32,                         // prefered color depth
+        32,                         // preferred color depth
         0, 0, 0, 0, 0, 0,           // color bits (ignored)
         0,                          // no alpha buffer
         0,                          // alpha bits (ignored)
         0,                          // no accumulation buffer
         0, 0, 0, 0,                 // accum bits (ignored)
-        16,                         // depth buffer
-        0,                          // no stencil buffer
+        24,                         // depth buffer
+        8,                          // no stencil buffer
         0,                          // no auxiliary buffers
         PFD_MAIN_PLANE,             // main layer
         0,                          // reserved
@@ -248,6 +248,9 @@ bool CCEGLView::initGL()
 		return false;
 	}
 
+    // Enable point size by default on windows. 
+    glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
+
     return true;
 }
 
diff --git a/extensions/physics_nodes/CCPhysicsSprite.cpp b/extensions/physics_nodes/CCPhysicsSprite.cpp
index 932b36231b..d8f37e891a 100644
--- a/extensions/physics_nodes/CCPhysicsSprite.cpp
+++ b/extensions/physics_nodes/CCPhysicsSprite.cpp
@@ -154,6 +154,16 @@ bool CCPhysicsSprite::isDirty()
     return true;
 }
 
+bool CCPhysicsSprite::isIgnoreBodyRotation() const
+{
+    return m_bIgnoreBodyRotation;
+}
+
+void CCPhysicsSprite::setIgnoreBodyRotation(bool bIgnoreBodyRotation)
+{
+    m_bIgnoreBodyRotation = bIgnoreBodyRotation;
+}
+
 #if CC_ENABLE_CHIPMUNK_INTEGRATION
 
 cpBody* CCPhysicsSprite::getBody() const