Minor tweaks to help out at a driver level.

[mesa.git] / src / mesa / main / image.h

diff --git a/src/mesa/main/image.h b/src/mesa/main/image.h
index 12376f1d2f0c8bb3bfd8559abd2a12b4ca1ba2cd..6c8b342ba517714067707a4ae60da325ab69625d 100644 (file)
--- a/src/mesa/main/image.h
+++ b/src/mesa/main/image.h
@@ -1,10 +1,13 @@
-/* $Id: image.h,v 1.17 2001/03/07 05:06:12 brianp Exp $ */
+/**
+ * \file image.h
+ * Image handling.
+ */
 
 /*
  * Mesa 3-D graphics library
- * Version:  3.5
+ * Version:  4.1
  *
- * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -69,6 +72,11 @@ _mesa_image_row_stride( const struct gl_pixelstore_attrib *packing,
                         GLint width, GLenum format, GLenum type );
 
 
+extern GLint
+_mesa_image_image_stride( const struct gl_pixelstore_attrib *packing,
+                          GLint width, GLint height,
+                          GLenum format, GLenum type );
+
 extern void
 _mesa_unpack_polygon_stipple( const GLubyte *pattern, GLuint dest[32],
                               const struct gl_pixelstore_attrib *unpacking );