diff options
Diffstat (limited to 'src/mesa/main/dd.h')
| -rw-r--r-- | src/mesa/main/dd.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h index 25b72245e40..1a100102ae4 100644 --- a/src/mesa/main/dd.h +++ b/src/mesa/main/dd.h @@ -1,10 +1,10 @@ -/* $Id: dd.h,v 1.68 2002/04/21 18:49:18 brianp Exp $ */ +/* $Id: dd.h,v 1.69 2002/06/15 02:38:15 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"), @@ -77,7 +77,7 @@ struct dd_function_table { * settings! Software Mesa can do masked clears if the device driver can't. */ - GLboolean (*SetDrawBuffer)( GLcontext *ctx, GLenum buffer ); + void (*SetDrawBuffer)( GLcontext *ctx, GLenum buffer ); /* * Specifies the current buffer for writing. * The following values must be accepted when applicable: @@ -85,16 +85,15 @@ struct dd_function_table { * GL_BACK_LEFT - when double buffering * GL_FRONT_RIGHT - when using stereo * GL_BACK_RIGHT - when using stereo and double buffering - * The folowing values may optionally be accepted. Return GL_TRUE - * if accepted, GL_FALSE if not accepted. In practice, only drivers - * which can write to multiple color buffers at once should accept - * these values. * GL_FRONT - write to front left and front right if it exists * GL_BACK - write to back left and back right if it exists * GL_LEFT - write to front left and back left if it exists * GL_RIGHT - write to right left and back right if they exist * GL_FRONT_AND_BACK - write to all four buffers if they exist * GL_NONE - disable buffer write in device driver. + * + * Note the driver must organize fallbacks (eg with swrast) if it + * cannot implement the requested mode. */ void (*GetBufferSize)( GLframebuffer *buffer, |