Hide renderer internals

apps/LoopThroughWithOpenGLCompositing/gl/OpenGLRenderer.cpp

@@ -102,6 +102,13 @@ bool OpenGLRenderer::InitializeResources(unsigned inputFrameWidth, unsigned inpu
 	return true;
 }
 
+void OpenGLRenderer::SetDecodeShaderProgram(GLuint program, GLuint vertexShader, GLuint fragmentShader)
+{
+	mDecodeProgram = program;
+	mDecodeVertexShader = vertexShader;
+	mDecodeFragmentShader = fragmentShader;
+}
+
 void OpenGLRenderer::ResizeView(int width, int height)
 {
 	mViewWidth = width;