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r600g: add a faster implementation of transfer_inline_write

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u_default_transfer_inline_write uses util_copy_rect, which is kinda slow.
This commit is contained in:
Marek Olšák
2011-02-08 17:36:48 +01:00
parent f0b202ec73
commit 71df812146
1 changed files with 25 additions and 1 deletions
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src/gallium/drivers/r600/r600_buffer.c
+25 -1
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@@ -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,