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authorBrian Paul <brian.paul@tungstengraphics.com>2002-09-21 17:34:56 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2002-09-21 17:34:56 +0000
commit551b65f13754e6760e5c272ff86f8873c9c13e5c (patch)
tree475b56da7ede2b0da6829a44650ec1e75c3f43ad /src/mesa/main/pixel.c
parentc5b995066020191982b2315fc45d05e068eee761 (diff)
GL_MESA_pack_invert
Diffstat (limited to 'src/mesa/main/pixel.c')
-rw-r--r--src/mesa/main/pixel.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c
index 85221573047..ce1b2c57c2d 100644
--- a/src/mesa/main/pixel.c
+++ b/src/mesa/main/pixel.c
@@ -1,4 +1,4 @@
-/* $Id: pixel.c,v 1.35 2002/09/21 16:51:25 brianp Exp $ */
+/* $Id: pixel.c,v 1.36 2002/09/21 17:34:56 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -146,6 +146,17 @@ _mesa_PixelStorei( GLenum pname, GLint param )
FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
ctx->Pack.Alignment = param;
break;
+ case GL_PACK_INVERT_MESA:
+ if (!ctx->Extensions.MESA_pack_invert) {
+ _mesa_error( ctx, GL_INVALID_ENUM, "glPixelstore(pname)" );
+ return;
+ }
+ if (ctx->Pack.Invert == param)
+ return;
+ FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+ ctx->Pack.Invert = param;
+ break;
+
case GL_UNPACK_SWAP_BYTES:
if (param == (GLint)ctx->Unpack.SwapBytes)
return;