Use QGLFunctions to fix OpenGL calls

[fstl] / src / backdrop.h

diff --git a/src/backdrop.h b/src/backdrop.h
index 53e007483af3093812b4e8aea1d9db78f6cb95c4..a2398c82ac546096997edd113a86b0601623c780 100644 (file)
--- a/src/backdrop.h
+++ b/src/backdrop.h
@@ -1,10 +1,11 @@
 #ifndef BACKDROP_H
 #define BACKDROP_H
 
+#include <QtOpenGL/QGLFunctions>
 #include <QtOpenGL/QGLShaderProgram>
 #include <QtOpenGL/QGLBuffer>
 
-class Backdrop
+class Backdrop : protected QGLFunctions
 {
 public:
     Backdrop();