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authorMarek Olšák <[email protected]>2012-04-24 20:58:47 +0200
committerMarek Olšák <[email protected]>2012-04-30 01:14:26 +0200
commit4552fd50d959ab99546cfa994f8ba5bdf5d66bc7 (patch)
tree6fa793d4b11531704029adfd33bfd5a94b90e230 /src/gallium/drivers/softpipe
parent7a0545972694e6afc6c5ac60db563defa79c20d9 (diff)
gallium: add void *user_buffer in pipe_vertex_buffer
This reduces CPU overhead in st_draw_vbo and removes a lot of unnecessary code in that function which was required only to comply with the gallium interface, but wasn't any useful really. Adapted drivers: i915, llvmpipe, r300, softpipe. No changes required in: r600, radeonsi. User vertex buffers have been disabled in nv30, nv50, nvc0 and svga to keep things working.
Diffstat (limited to 'src/gallium/drivers/softpipe')
-rw-r--r--src/gallium/drivers/softpipe/sp_draw_arrays.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/drivers/softpipe/sp_draw_arrays.c b/src/gallium/drivers/softpipe/sp_draw_arrays.c
index 27004071f02..f2ffe590f85 100644
--- a/src/gallium/drivers/softpipe/sp_draw_arrays.c
+++ b/src/gallium/drivers/softpipe/sp_draw_arrays.c
@@ -77,7 +77,9 @@ softpipe_draw_vbo(struct pipe_context *pipe,
/* Map vertex buffers */
for (i = 0; i < sp->num_vertex_buffers; i++) {
- void *buf = softpipe_resource(sp->vertex_buffer[i].buffer)->data;
+ const void *buf = sp->vertex_buffer[i].user_buffer;
+ if (!buf)
+ buf = softpipe_resource(sp->vertex_buffer[i].buffer)->data;
draw_set_mapped_vertex_buffer(draw, i, buf);
}