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-rw-r--r--examples/opengl/shared/qtlogo.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/examples/opengl/shared/qtlogo.cpp b/examples/opengl/shared/qtlogo.cpp
index b32b416..bad83d1 100644
--- a/examples/opengl/shared/qtlogo.cpp
+++ b/examples/opengl/shared/qtlogo.cpp
@@ -39,6 +39,12 @@
**
****************************************************************************/
+#include <QGLWidget>
+#include <QMatrix4x4>
+#include <QVector3D>
+
+#include <qmath.h>
+
#include "qtlogo.h"
static const qreal tee_height = 0.311126;