diff --git a/cocos2dx/CCDirector.cpp b/cocos2dx/CCDirector.cpp
index 5e1b874ac0..d5ea09de0e 100644
--- a/cocos2dx/CCDirector.cpp
+++ b/cocos2dx/CCDirector.cpp
@@ -339,6 +339,7 @@ void CCDirector::setProjection(ccDirectorProjection kProjection)
 			kmGLLoadIdentity();
 			kmMat4 orthoMatrix;
 			kmMat4OrthographicProjection(&orthoMatrix, 0, size.width, 0, size.height, -1024, 1024 );
+            kmGLMultMatrix(&orthoMatrix);
 			kmGLMatrixMode(KM_GL_MODELVIEW);
 			kmGLLoadIdentity();
 		}
diff --git a/cocos2dx/kazmath/src/mat4.c b/cocos2dx/kazmath/src/mat4.c
index d84504d058..5b2f768eca 100644
--- a/cocos2dx/kazmath/src/mat4.c
+++ b/cocos2dx/kazmath/src/mat4.c
@@ -87,9 +87,9 @@ int gaussj(kmMat4 *a, kmMat4 *b)
 {
     int i, icol = 0, irow = 0, j, k, l, ll, n = 4, m = 4;
     float big, dum, pivinv;
-    int indxc[4];
-    int indxr[4];
-    int ipiv[4];
+    int indxc[4] = {0};
+    int indxr[4] = {0};
+    int ipiv[4] = {0};
 
     for (j = 0; j < n; j++) {
         ipiv[j] = 0;
diff --git a/cocos2dx/tileMap_parallax_nodes/CCTMXLayer.cpp b/cocos2dx/tileMap_parallax_nodes/CCTMXLayer.cpp
index 745231772d..16ef050e54 100644
--- a/cocos2dx/tileMap_parallax_nodes/CCTMXLayer.cpp
+++ b/cocos2dx/tileMap_parallax_nodes/CCTMXLayer.cpp
@@ -180,7 +180,7 @@ void CCTMXLayer::setupTiles()
 			// XXX: gid == 0 --> empty tile
 			if( gid != 0 ) 
 			{
-				this->appendTileForGID(gid, ccp((float)x, (float)y));
+				this->appendTileForGID(gid, ccp(x, y));
 
 				// Optimization: update min and max GID rendered by the layer
 				m_uMinGID = MIN(gid, m_uMinGID);