diff options
Diffstat (limited to 'src/mesa/swrast/s_alphabuf.c')
| -rw-r--r-- | src/mesa/swrast/s_alphabuf.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/src/mesa/swrast/s_alphabuf.c b/src/mesa/swrast/s_alphabuf.c index 2eab878a23a..4bf3368cb28 100644 --- a/src/mesa/swrast/s_alphabuf.c +++ b/src/mesa/swrast/s_alphabuf.c @@ -1,4 +1,4 @@ -/* $Id: s_alphabuf.c,v 1.12 2002/10/04 19:10:12 brianp Exp $ */ +/* $Id: s_alphabuf.c,v 1.13 2002/10/11 17:41:06 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -35,6 +35,7 @@ #include "context.h" #include "mem.h" +#include "s_context.h" #include "s_alphabuf.h" @@ -171,22 +172,24 @@ _mesa_clear_alpha_buffers( GLcontext *ctx ) static INLINE GLchan *get_alpha_buffer( GLcontext *ctx ) { - switch (ctx->Color._DriverDrawBuffer) { - case GL_FRONT_LEFT: + SWcontext *swrast = SWRAST_CONTEXT(ctx); + + switch (swrast->CurrentBuffer) { + case FRONT_LEFT_BIT: return (GLchan *) ctx->DrawBuffer->FrontLeftAlpha; break; - case GL_BACK_LEFT: + case BACK_LEFT_BIT: return (GLchan *) ctx->DrawBuffer->BackLeftAlpha; break; - case GL_FRONT_RIGHT: + case FRONT_RIGHT_BIT: return (GLchan *) ctx->DrawBuffer->FrontRightAlpha; break; - case GL_BACK_RIGHT: + case BACK_RIGHT_BIT: return (GLchan *) ctx->DrawBuffer->BackRightAlpha; break; default: - _mesa_problem(ctx, "Bad DriverDrawBuffer in _mesa_write_alpha_span()"); - return (GLchan *) ctx->DrawBuffer->FrontLeftAlpha; /* aribitrary */ + _mesa_problem(ctx, "Bad CurrentBuffer in get_alpha_buffer()"); + return (GLchan *) ctx->DrawBuffer->FrontLeftAlpha; } } |