diff options
| author | Marek Olšák <maraeo@gmail.com> | 2011-02-08 17:36:48 +0100 |
|---|---|---|
| committer | Marek Olšák <maraeo@gmail.com> | 2011-02-08 17:47:00 +0100 |
| commit | 71df812146ae316d9d371be3436e90da79435be9 (patch) | |
| tree | 4444c369b6e88a8a946313e013c08eee0db06c4f | |
| parent | f0b202ec73855bd9e1b29909c8ac90393043cb8b (diff) | |
r600g: add a faster implementation of transfer_inline_write
u_default_transfer_inline_write uses util_copy_rect, which is kinda slow.
| -rw-r--r-- | src/gallium/drivers/r600/r600_buffer.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_buffer.c b/src/gallium/drivers/r600/r600_buffer.c index 2a427839fd..183e34720a 100644 --- a/src/gallium/drivers/r600/r600_buffer.c +++ b/src/gallium/drivers/r600/r600_buffer.c @@ -131,6 +131,30 @@ static void r600_transfer_destroy(struct pipe_context *ctx, util_slab_free(&rctx->pool_transfers, transfer); } +static void r600_buffer_transfer_inline_write(struct pipe_context *pipe, + struct pipe_resource *resource, + unsigned level, + unsigned usage, + const struct pipe_box *box, + const void *data, + unsigned stride, + unsigned layer_stride) +{ + struct radeon *ws = (struct radeon*)pipe->winsys; + struct r600_resource_buffer *rbuffer = r600_buffer(resource); + uint8_t *map = NULL; + + assert(rbuffer->b.user_ptr == NULL); + + map = r600_bo_map(ws, rbuffer->r.bo, + PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD | usage, + pipe); + + memcpy(map + box->x, data, box->width); + + if (rbuffer->r.bo) + r600_bo_unmap(ws, rbuffer->r.bo); +} static const struct u_resource_vtbl r600_buffer_vtbl = { @@ -142,7 +166,7 @@ static const struct u_resource_vtbl r600_buffer_vtbl = r600_buffer_transfer_map, /* transfer_map */ r600_buffer_transfer_flush_region, /* transfer_flush_region */ r600_buffer_transfer_unmap, /* transfer_unmap */ - u_default_transfer_inline_write /* transfer_inline_write */ + r600_buffer_transfer_inline_write /* transfer_inline_write */ }; struct pipe_resource *r600_buffer_create(struct pipe_screen *screen, |