X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fscreen%2Fscreen-dump.hxx;h=375f5398042b6c5ff7b3d653a5694ec2b1190049;hb=04a47dfb8d96a58352b16658eb12d4aed90a97e8;hp=25a4c1967222224f1b191af780654a3d94cd7558;hpb=c7cbb22667c901e6107dd099e02e9506f9fbd360;p=simgear.git

diff --git a/simgear/screen/screen-dump.hxx b/simgear/screen/screen-dump.hxx
index 25a4c196..375f5398 100644
--- a/simgear/screen/screen-dump.hxx
+++ b/simgear/screen/screen-dump.hxx
@@ -21,12 +21,15 @@
 //
 // $Id$
 
+#ifndef SG_SCREEN_DUMP_HXX
+#define SG_SCREEN_DUMP_HXX
+
 #include <simgear/compiler.h>
 
 #include <osg/GL>
 
 /**
- * Dump the screen buffer to a ppm file.
+ * Dump the screen buffer to a PNG file.
  * @param filename name of file
  * @param win_width width of our opengl window
  * @param win_height height of our opengl window
@@ -44,3 +47,5 @@ bool sg_glDumpWindow( const char *filename, int win_width, int win_height );
  */
 bool sg_glWritePPMFile( const char *filename, GLubyte *buffer, int win_width, 
 		        int win_height, int mode);
+
+#endif // of SG_SCREEN_DUMP_HXX