From b91202669498fe90636413870e1436ddaec248b3 Mon Sep 17 00:00:00 2001
From: ehofman <ehofman>
Date: Fri, 14 Jan 2005 15:53:13 +0000
Subject: [PATCH] Add support for contrast.

---
 utils/Modeller/normalmap.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/utils/Modeller/normalmap.cxx b/utils/Modeller/normalmap.cxx
index 80d1fe4d6..4e9b84ee3 100644
--- a/utils/Modeller/normalmap.cxx
+++ b/utils/Modeller/normalmap.cxx
@@ -6,6 +6,7 @@
  */
 
 #include <string.h>
+#include <stdlib.h>
 #include <GL/gl.h>
 #include <simgear/screen/texture.hxx>
 
@@ -92,7 +93,7 @@ int main (int argc, char **argv)
       memcpy(normalmap_file+i, "_n.rgb\0", 7);
    }
 
-   texture.make_normalmap();
+   texture.make_normalmap(brightness, contrast);
    texture.write_texture(normalmap_file);
 
    free( normalmap_file );