diff options
| -rw-r--r-- | src/mesa/main/buffers.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c index 2fa540250ab..b4feb219fbf 100644 --- a/src/mesa/main/buffers.c +++ b/src/mesa/main/buffers.c @@ -1,10 +1,10 @@ -/* $Id: buffers.c,v 1.31 2001/09/14 21:36:43 brianp Exp $ */ +/* $Id: buffers.c,v 1.32 2002/02/15 16:25:16 brianp Exp $ */ /* * 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"), @@ -99,6 +99,15 @@ _mesa_Clear( GLbitfield mask ) if (MESA_VERBOSE & VERBOSE_API) fprintf(stderr, "glClear 0x%x\n", mask); + if (mask & ~(GL_COLOR_BUFFER_BIT | + GL_DEPTH_BUFFER_BIT | + GL_STENCIL_BUFFER_BIT | + GL_ACCUM_BUFFER_BIT)) { + /* invalid bit set */ + _mesa_error( ctx, GL_INVALID_VALUE, "glClear(mask)"); + return; + } + if (ctx->NewState) { _mesa_update_state( ctx ); /* update _Xmin, etc */ } |