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-rw-r--r--examples/opengl/cube/geometryengine.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/examples/opengl/cube/geometryengine.cpp b/examples/opengl/cube/geometryengine.cpp
index 2f6f65948d..01a33f3bb7 100644
--- a/examples/opengl/cube/geometryengine.cpp
+++ b/examples/opengl/cube/geometryengine.cpp
@@ -21,6 +21,8 @@ GeometryEngine::~GeometryEngine()
void GeometryEngine::init()
{
+ initializeGLFunctions();
+
//! [0]
// Generate 2 VBOs
glGenBuffers(2, vboIds);