diff --git a/cocos/2d/CCNode.cpp b/cocos/2d/CCNode.cpp
index f220a57cb2..573efdd4ff 100644
--- a/cocos/2d/CCNode.cpp
+++ b/cocos/2d/CCNode.cpp
@@ -1693,10 +1693,14 @@ const Mat4& Node::getNodeToParentTransform() const
         // If skew is needed, apply skew and then anchor point
         if (needsSkewMatrix)
         {
-            Mat4 skewMatrix(1, (float)tanf(CC_DEGREES_TO_RADIANS(_skewY)), 0, 0,
-                              (float)tanf(CC_DEGREES_TO_RADIANS(_skewX)), 1, 0, 0,
-                              0,  0,  1, 0,
-                              0,  0,  0, 1);
+            float skewMatArray[16] =
+            {
+                1, (float)tanf(CC_DEGREES_TO_RADIANS(_skewY)), 0, 0,
+                (float)tanf(CC_DEGREES_TO_RADIANS(_skewX)), 1, 0, 0,
+                0,  0,  1, 0,
+                0,  0,  0, 1
+            };
+            Mat4 skewMatrix(skewMatArray);
 
             _transform = _transform * skewMatrix;
 
diff --git a/cocos/renderer/CCPrimitive.cpp b/cocos/renderer/CCPrimitive.cpp
index 357e61fa43..e7a896c1ad 100644
--- a/cocos/renderer/CCPrimitive.cpp
+++ b/cocos/renderer/CCPrimitive.cpp
@@ -86,7 +86,7 @@ bool Primitive::init(VertexData* verts, IndexBuffer* indices, int type)
 
 void Primitive::draw()
 {
-    if(_verts && _indices)
+    if(_verts)
     {
         _verts->use();
         if(_indices!= nullptr)
@@ -98,7 +98,7 @@ void Primitive::draw()
         }
         else
         {
-            glDrawArrays((GLenum)_type, _count, _start);
+            glDrawArrays((GLenum)_type, _start, _count);
         }
         
         glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
diff --git a/cocos/renderer/CCTextureAtlas.cpp b/cocos/renderer/CCTextureAtlas.cpp
index b60c47bc92..a1c721011f 100644
--- a/cocos/renderer/CCTextureAtlas.cpp
+++ b/cocos/renderer/CCTextureAtlas.cpp
@@ -625,9 +625,9 @@ void TextureAtlas::drawNumberOfQuads(ssize_t numberOfQuads, ssize_t start)
 //            glBufferData(GL_ARRAY_BUFFER, sizeof(quads_[0]) * (n-start), &quads_[start], GL_DYNAMIC_DRAW);
 
             // option 3: orphaning + glMapBuffer
-            glBufferData(GL_ARRAY_BUFFER, sizeof(_quads[0]) * (numberOfQuads-start), nullptr, GL_DYNAMIC_DRAW);
+            glBufferData(GL_ARRAY_BUFFER, sizeof(_quads[0]) * _capacity, nullptr, GL_DYNAMIC_DRAW);
             void *buf = glMapBuffer(GL_ARRAY_BUFFER, GL_WRITE_ONLY);
-            memcpy(buf, _quads, sizeof(_quads[0])* (numberOfQuads-start));
+            memcpy(buf, _quads, sizeof(_quads[0])* _totalQuads);
             glUnmapBuffer(GL_ARRAY_BUFFER);
             
             glBindBuffer(GL_ARRAY_BUFFER, 0);
@@ -661,7 +661,7 @@ void TextureAtlas::drawNumberOfQuads(ssize_t numberOfQuads, ssize_t start)
         // XXX: update is done in draw... perhaps it should be done in a timer
         if (_dirty) 
         {
-            glBufferSubData(GL_ARRAY_BUFFER, sizeof(_quads[0])*start, sizeof(_quads[0]) * numberOfQuads , &_quads[start] );
+            glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(_quads[0]) * _totalQuads , &_quads[0] );
             _dirty = false;
         }