Mesa (master): util: add a simple memcpy path for copying buffers in util_resource_copy_region
Marek Olšák
mareko at kemper.freedesktop.org
Thu Apr 21 13:53:02 UTC 2011
Module: Mesa
Branch: master
Commit: 64f55216e4c11e8acb787bfe40e6dd25e862cd43
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=64f55216e4c11e8acb787bfe40e6dd25e862cd43
Author: Marek Olšák <maraeo at gmail.com>
Date: Thu Apr 21 12:50:00 2011 +0200
util: add a simple memcpy path for copying buffers in util_resource_copy_region
Reviewed-by: Jakob Bornecrantz <jakob at vmware.com>
---
src/gallium/auxiliary/util/u_surface.c | 22 +++++++++++++---------
1 files changed, 13 insertions(+), 9 deletions(-)
diff --git a/src/gallium/auxiliary/util/u_surface.c b/src/gallium/auxiliary/util/u_surface.c
index 9caf76c..43a0266 100644
--- a/src/gallium/auxiliary/util/u_surface.c
+++ b/src/gallium/auxiliary/util/u_surface.c
@@ -188,15 +188,19 @@ util_resource_copy_region(struct pipe_context *pipe,
assert(dst_map);
if (src_map && dst_map) {
- util_copy_rect(dst_map,
- dst_format,
- dst_trans->stride,
- 0, 0,
- w, h,
- src_map,
- src_trans->stride,
- 0,
- 0);
+ if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
+ memcpy(dst_map, src_map, w);
+ } else {
+ util_copy_rect(dst_map,
+ dst_format,
+ dst_trans->stride,
+ 0, 0,
+ w, h,
+ src_map,
+ src_trans->stride,
+ 0,
+ 0);
+ }
}
pipe->transfer_unmap(pipe, src_trans);
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