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Diffstat (limited to 'src/mesa/drivers/x11')
-rw-r--r--src/mesa/drivers/x11/xm_dd.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/src/mesa/drivers/x11/xm_dd.c b/src/mesa/drivers/x11/xm_dd.c
index 7b1fecdd13..f7530d947b 100644
--- a/src/mesa/drivers/x11/xm_dd.c
+++ b/src/mesa/drivers/x11/xm_dd.c
@@ -1,4 +1,4 @@
-/* $Id: xm_dd.c,v 1.12 2001/01/29 20:47:39 keithw Exp $ */
+/* $Id: xm_dd.c,v 1.13 2001/01/29 20:56:32 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -739,7 +739,7 @@ clear_nbit_ximage( GLcontext *ctx, GLboolean all,
-static GLbitfield
+static void
clear_buffers( GLcontext *ctx, GLbitfield mask,
GLboolean all, GLint x, GLint y, GLint width, GLint height )
{
@@ -747,21 +747,19 @@ clear_buffers( GLcontext *ctx, GLbitfield mask,
const GLuint *colorMask = (GLuint *) &ctx->Color.ColorMask;
/* we can't handle color or index masking */
- if (mask & (DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT)) {
- if (*colorMask != 0xffffffff || ctx->Color.IndexMask != 0xffffffff)
- return mask;
+ if (*colorMask == 0xffffffff && ctx->Color.IndexMask == 0xffffffff) {
+ if (mask & DD_FRONT_LEFT_BIT) {
+ ASSERT(xmesa->xm_buffer->front_clear_func);
+ (*xmesa->xm_buffer->front_clear_func)( ctx, all, x, y, width, height );
+ mask &= ~DD_FRONT_LEFT_BIT;
+ }
+ if (mask & DD_BACK_LEFT_BIT) {
+ ASSERT(xmesa->xm_buffer->back_clear_func);
+ (*xmesa->xm_buffer->back_clear_func)( ctx, all, x, y, width, height );
+ mask &= ~DD_BACK_LEFT_BIT;
+ }
}
- if (mask & DD_FRONT_LEFT_BIT) {
- ASSERT(xmesa->xm_buffer->front_clear_func);
- (*xmesa->xm_buffer->front_clear_func)( ctx, all, x, y, width, height );
- mask &= ~DD_FRONT_LEFT_BIT;
- }
- if (mask & DD_BACK_LEFT_BIT) {
- ASSERT(xmesa->xm_buffer->back_clear_func);
- (*xmesa->xm_buffer->back_clear_func)( ctx, all, x, y, width, height );
- mask &= ~DD_BACK_LEFT_BIT;
- }
if (mask)
_swrast_Clear( ctx, mask, all, x, y, width, height );
}