diff --git a/rsProgramVertex.h b/rsProgramVertex.h
index ac15b70..da5ed81 100644
--- a/rsProgramVertex.h
+++ b/rsProgramVertex.h
@@ -41,6 +41,10 @@
     void setTextureMatrixEnable(bool e) {mTextureMatrixEnable = e;}
     void addLight(const Light *);
 
+    void setProjectionMatrix(const rsc_Matrix *) const;
+    void setModelviewMatrix(const rsc_Matrix *) const;
+    void setTextureMatrix(const rsc_Matrix *) const;
+
 protected:
     bool mDirty;
     uint32_t mLightCount;