1 #include "pipe/p_context.h"
2 #include "util/u_rect.h"
3 #include "util/u_inlines.h"
4 #include "util/u_transfer.h"
5 #include "util/u_memory.h"
7 /* One-shot transfer operation with data supplied in a user
8 * pointer. XXX: strides??
10 void u_default_transfer_inline_write( struct pipe_context
*pipe
,
11 struct pipe_resource
*resource
,
14 const struct pipe_box
*box
,
17 unsigned layer_stride
)
19 struct pipe_transfer
*transfer
= NULL
;
21 const uint8_t *src_data
= data
;
24 transfer
= pipe
->get_transfer(pipe
,
32 map
= pipe_transfer_map(pipe
, transfer
);
36 for (i
= 0; i
< box
->depth
; i
++) {
39 transfer
->stride
, /* bytes */
46 map
+= transfer
->layer_stride
;
47 src_data
+= layer_stride
;
52 pipe_transfer_unmap(pipe
, transfer
);
55 pipe_transfer_destroy(pipe
, transfer
);
59 boolean
u_default_resource_get_handle(struct pipe_screen
*screen
,
60 struct pipe_resource
*resource
,
61 struct winsys_handle
*handle
)
68 void u_default_transfer_flush_region( struct pipe_context
*pipe
,
69 struct pipe_transfer
*transfer
,
70 const struct pipe_box
*box
)
72 /* This is a no-op implementation, nothing to do.
76 unsigned u_default_is_resource_referenced( struct pipe_context
*pipe
,
77 struct pipe_resource
*resource
,
78 unsigned level
, int layer
)
83 struct pipe_transfer
* u_default_get_transfer(struct pipe_context
*context
,
84 struct pipe_resource
*resource
,
87 const struct pipe_box
*box
)
89 struct pipe_transfer
*transfer
= CALLOC_STRUCT(pipe_transfer
);
93 transfer
->resource
= resource
;
94 transfer
->level
= level
;
95 transfer
->usage
= usage
;
98 /* Note strides are zero, this is ok for buffers, but not for
99 * textures 2d & higher at least.
104 void u_default_transfer_unmap( struct pipe_context
*pipe
,
105 struct pipe_transfer
*transfer
)
109 void u_default_transfer_destroy(struct pipe_context
*pipe
,
110 struct pipe_transfer
*transfer
)