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Diffstat (limited to 'src/gallium/winsys/xlib/xm_winsys.c')
-rw-r--r--src/gallium/winsys/xlib/xm_winsys.c24
1 files changed, 14 insertions, 10 deletions
diff --git a/src/gallium/winsys/xlib/xm_winsys.c b/src/gallium/winsys/xlib/xm_winsys.c
index b14758f333..9225ee510d 100644
--- a/src/gallium/winsys/xlib/xm_winsys.c
+++ b/src/gallium/winsys/xlib/xm_winsys.c
@@ -364,9 +364,10 @@ xmesa_display_surface(XMesaBuffer b, const struct pipe_surface *surf)
return;
}
-
if (XSHM_ENABLED(xm_buf) && (xm_buf->tempImage == NULL)) {
- alloc_shm_ximage(xm_buf, b, surf->pitch, surf->height);
+ assert(surf->block.width == 1);
+ assert(surf->block.height == 1);
+ alloc_shm_ximage(xm_buf, b, surf->stride/surf->block.size, surf->height);
}
ximage = (XSHM_ENABLED(xm_buf)) ? xm_buf->tempImage : b->tempImage;
@@ -386,7 +387,7 @@ xmesa_display_surface(XMesaBuffer b, const struct pipe_surface *surf)
/* update XImage's fields */
ximage->width = surf->width;
ximage->height = surf->height;
- ximage->bytes_per_line = surf->pitch * surf->cpp;
+ ximage->bytes_per_line = surf->stride;
XPutImage(b->xm_visual->display, b->drawable, b->gc,
ximage, 0, 0, 0, 0, surf->width, surf->height);
@@ -497,18 +498,21 @@ xm_surface_alloc_storage(struct pipe_winsys *winsys,
surf->width = width;
surf->height = height;
surf->format = format;
- surf->cpp = pf_get_size(format);
- surf->pitch = round_up(width, alignment / surf->cpp);
+ pf_get_block(format, &surf->block);
+ surf->nblocksx = pf_get_nblocksx(&surf->block, width);
+ surf->nblocksy = pf_get_nblocksy(&surf->block, height);
+ surf->stride = round_up(surf->nblocksx * surf->block.size, alignment);
surf->usage = flags;
-#ifdef GALLIUM_CELL /* XXX a bit of a hack */
- height = round_up(height, TILE_SIZE);
-#endif
-
assert(!surf->buffer);
surf->buffer = winsys->buffer_create(winsys, alignment,
PIPE_BUFFER_USAGE_PIXEL,
- surf->pitch * surf->cpp * height);
+#ifdef GALLIUM_CELL /* XXX a bit of a hack */
+ surf->stride * round_up(surf->nblocksy, TILE_SIZE));
+#else
+ surf->stride * surf->nblocksy);
+#endif
+
if(!surf->buffer)
return -1;