Added raster subs

diff --git a/src/OpenGL.xs b/src/OpenGL.xs
index 331967e..def391c 100644 (file)
--- a/src/OpenGL.xs
+++ b/src/OpenGL.xs
@@ -1231,16 +1231,24 @@ glCallListsString ( string )
                glCallLists(len,GL_BYTE,str);
 
 void
-glRasterPos ( x, y, z, ... )
+glRasterPos ( x, y, ... )
        double x
        double y
-       double z
        CODE:
-               if ( items == 4 ) {
-                       double w = SvNV(ST(3));
-                       glRasterPos4d(x,y,z,w);
-               } else {
-                       glRasterPos3d(x,y,z);
+               if (items == 2)
+               {
+                       glRasterPos2d (x,y);
+               }
+               else if (items == 3)
+               {
+                       double z = SvNV (ST(2));
+                       glRasterPos3d (x,y,z);
+               }
+               else if (items == 4)
+               {
+                       double z = SvNV (ST(2));
+                       double w = SvNV (ST(3));
+                       glRasterPos4d (x,y,z,w);
                }
 
 void