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 bd28ed4197caf62c7b792584ff035fb38d596e20..6c8b342ba517714067707a4ae60da325ab69625d 100644 (file)
--- a/src/mesa/main/image.h
+++ b/src/mesa/main/image.h
@@ -1,21 +1,24 @@
-/* $Id: image.h,v 1.13 2000/10/29 18:12:15 brianp Exp $ */
+/**
+ * \file image.h
+ * Image handling.
+ */
 
 /*
  * Mesa 3-D graphics library
- * Version:  3.5
- * 
- * Copyright (C) 1999-2000  Brian Paul   All Rights Reserved.
- * 
+ * Version:  4.1
+ *
+ * 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"),
  * to deal in the Software without restriction, including without limitation
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  * and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
- * 
+ *
  * The above copyright notice and this permission notice shall be included
  * in all copies or substantial portions of the Software.
- * 
+ *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
@@ -29,7 +32,7 @@
 #define IMAGE_H
 
 
-#include "types.h"
+#include "mtypes.h"
 
 
 extern const struct gl_pixelstore_attrib _mesa_native_packing;
@@ -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 );
@@ -130,6 +138,13 @@ _mesa_unpack_index_span( const GLcontext *ctx, GLuint n,
                          GLuint transferOps );
 
 
+extern void
+_mesa_pack_index_span( const GLcontext *ctx, GLuint n,
+                       GLenum dstType, GLvoid *dest, const GLuint *source,
+                       const struct gl_pixelstore_attrib *dstPacking,
+                       GLuint transferOps );
+
+
 extern void
 _mesa_unpack_stencil_span( const GLcontext *ctx, GLuint n,
                            GLenum dstType, GLvoid *dest,
@@ -137,12 +152,21 @@ _mesa_unpack_stencil_span( const GLcontext *ctx, GLuint n,
                            const struct gl_pixelstore_attrib *srcPacking,
                            GLuint transferOps );
 
+extern void
+_mesa_pack_stencil_span( const GLcontext *ctx, GLuint n,
+                         GLenum dstType, GLvoid *dest, const GLstencil *source,
+                         const struct gl_pixelstore_attrib *dstPacking );
+
 
 extern void
-_mesa_unpack_depth_span( const GLcontext *ctx, GLuint n, GLdepth *dest,
+_mesa_unpack_depth_span( const GLcontext *ctx, GLuint n, GLfloat *dest,
                          GLenum srcType, const GLvoid *source,
-                         const struct gl_pixelstore_attrib *srcPacking,
-                         GLuint transferOps );
+                         const struct gl_pixelstore_attrib *srcPacking );
+
+extern void
+_mesa_pack_depth_span( const GLcontext *ctx, GLuint n, GLvoid *dest,
+                       GLenum dstType, const GLfloat *depthSpan,
+                       const struct gl_pixelstore_attrib *dstPacking );
 
 
 extern void *