aboutsummaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/svga/svga_swtnl_draw.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/src/gallium/drivers/svga/svga_swtnl_draw.c b/src/gallium/drivers/svga/svga_swtnl_draw.c
index 377026411f2..bb6870f6572 100644
--- a/src/gallium/drivers/svga/svga_swtnl_draw.c
+++ b/src/gallium/drivers/svga/svga_swtnl_draw.c
@@ -66,12 +66,14 @@ svga_swtnl_draw_vbo(struct svga_context *svga,
* Map vertex buffers
*/
for (i = 0; i < svga->curr.num_vertex_buffers; i++) {
- map = pipe_buffer_map(&svga->pipe,
- svga->curr.vb[i].buffer,
- PIPE_TRANSFER_READ,
- &vb_transfer[i]);
-
- draw_set_mapped_vertex_buffer(draw, i, map);
+ if (svga->curr.vb[i].buffer) {
+ map = pipe_buffer_map(&svga->pipe,
+ svga->curr.vb[i].buffer,
+ PIPE_TRANSFER_READ,
+ &vb_transfer[i]);
+
+ draw_set_mapped_vertex_buffer(draw, i, map);
+ }
}
/* TODO move this to update_swtnl_draw */
@@ -109,8 +111,10 @@ svga_swtnl_draw_vbo(struct svga_context *svga,
* unmap vertex/index buffers
*/
for (i = 0; i < svga->curr.num_vertex_buffers; i++) {
- pipe_buffer_unmap(&svga->pipe, vb_transfer[i]);
- draw_set_mapped_vertex_buffer(draw, i, NULL);
+ if (svga->curr.vb[i].buffer) {
+ pipe_buffer_unmap(&svga->pipe, vb_transfer[i]);
+ draw_set_mapped_vertex_buffer(draw, i, NULL);
+ }
}
if (ib_transfer) {