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authorBrian Paul <brian.paul@tungstengraphics.com>2006-10-18 20:02:42 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2006-10-18 20:02:42 +0000
commit446972bc2756cf9770a82f51aa0dc4f529c6cae5 (patch)
treedde17acb61b36206619a1cb617f3cb29df1c1107 /src/mesa/drivers/dri/mga
parentccb64bbb2a32761efa076ebafa7ccdaf2d412b0e (diff)
Want to stop passing x/y/width/height to Clear() function.
The coordinates need to be computed after we've got the hw lock. Code updated to: 1. Ignore all/x/y/width/height/ params passed to Clear func. 2. Pass 0,0,0,0,0 to _swrast_Clear() until they're totally removed.
Diffstat (limited to 'src/mesa/drivers/dri/mga')
-rw-r--r--src/mesa/drivers/dri/mga/mgaioctl.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/mga/mgaioctl.c b/src/mesa/drivers/dri/mga/mgaioctl.c
index 6e653f8c73..c9fa9d1294 100644
--- a/src/mesa/drivers/dri/mga/mgaioctl.c
+++ b/src/mesa/drivers/dri/mga/mgaioctl.c
@@ -204,8 +204,8 @@ drmBufPtr mga_get_buffer_ioctl( mgaContextPtr mmesa )
static void
-mgaClear( GLcontext *ctx, GLbitfield mask, GLboolean all,
- GLint cx, GLint cy, GLint cw, GLint ch )
+mgaClear( GLcontext *ctx, GLbitfield mask, GLboolean allFoo,
+ GLint cxFoo, GLint cyFoo, GLint cwFoo, GLint chFoo )
{
mgaContextPtr mmesa = MGA_CONTEXT(ctx);
__DRIdrawablePrivate *dPriv = mmesa->driDrawable;
@@ -218,6 +218,7 @@ mgaClear( GLcontext *ctx, GLbitfield mask, GLboolean all,
int i;
static int nrclears;
drm_mga_clear_t clear;
+ GLint cx, cy, cw, ch;
FLUSH_BATCH( mmesa );
@@ -250,6 +251,12 @@ mgaClear( GLcontext *ctx, GLbitfield mask, GLboolean all,
if ( flags ) {
LOCK_HARDWARE( mmesa );
+ /* compute region after locking: */
+ cx = ctx->DrawBuffer->_Xmin;
+ cy = ctx->DrawBuffer->_Ymin;
+ cw = ctx->DrawBuffer->_Xmax - cx;
+ ch = ctx->DrawBuffer->_Ymax - cy;
+
if ( mmesa->dirty_cliprects )
mgaUpdateRects( mmesa, (MGA_FRONT | MGA_BACK) );
@@ -269,7 +276,8 @@ mgaClear( GLcontext *ctx, GLbitfield mask, GLboolean all,
drm_clip_rect_t *b = mmesa->sarea->boxes;
int n = 0;
- if (!all) {
+ if (cw != dPriv->w || ch != dPriv->h) {
+ /* clear subregion */
for ( ; i < nr ; i++) {
GLint x = box[i].x1;
GLint y = box[i].y1;
@@ -291,6 +299,7 @@ mgaClear( GLcontext *ctx, GLbitfield mask, GLboolean all,
n++;
}
} else {
+ /* clear whole window */
for ( ; i < nr ; i++) {
*b++ = box[i];
n++;
@@ -325,7 +334,7 @@ mgaClear( GLcontext *ctx, GLbitfield mask, GLboolean all,
}
if (mask)
- _swrast_Clear( ctx, mask, all, cx, cy, cw, ch );
+ _swrast_Clear( ctx, mask, 0, 0, 0, 0, 0 );
}