new maths functions

[vg.git] / src / vg / vg.h

diff --git a/src/vg/vg.h b/src/vg/vg.h
index 681930af4cd2f7c32140c891adf9c6ae9edd6a38..22351ea0253249b92f54218ba841802c34669ab6 100644 (file)
--- a/src/vg/vg.h
+++ b/src/vg/vg.h
@@ -1,5 +1,8 @@
 /* Copyright (C) 2021 Harry Godden (hgn) - All Rights Reserved */
 
+#ifndef VG_HEADER_H
+#define VG_HEADER_H
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <dirent.h>
@@ -303,3 +306,5 @@ void vg_projection_update(void)
  */
 u32 NvOptimusEnablement = 0x00000001;
 int AmdPowerXpressRequestHighPerformance = 1;
+
+#endif