2
* Mesa 3-D graphics library
4
* Copyright (C) 2012-2013 LunarG, Inc.
6
* Permission is hereby granted, free of charge, to any person obtaining a
7
* copy of this software and associated documentation files (the "Software"),
8
* to deal in the Software without restriction, including without limitation
9
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
10
* and/or sell copies of the Software, and to permit persons to whom the
11
* Software is furnished to do so, subject to the following conditions:
13
* The above copyright notice and this permission notice shall be included
14
* in all copies or substantial portions of the Software.
16
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22
* DEALINGS IN THE SOFTWARE.
25
* Chia-I Wu <olv@lunarg.com>
28
#ifndef ILO_TRANSFER_H
29
#define ILO_TRANSFER_H
31
#include "pipe/p_state.h"
33
#include "ilo_common.h"
36
* Direct mappings are always page aligned, but ILO_TRANSFER_MAP_STAGING is
39
#define ILO_TRANSFER_MAP_BUFFER_ALIGNMENT 64
41
enum ilo_transfer_map_method {
42
/* map() / map_gtt() / map_unsynchronized() */
45
ILO_TRANSFER_MAP_GTT_UNSYNC,
47
/* use staging resource */
48
ILO_TRANSFER_MAP_STAGING,
50
/* use staging system buffer */
51
ILO_TRANSFER_MAP_SW_CONVERT,
52
ILO_TRANSFER_MAP_SW_ZS,
56
struct pipe_transfer base;
58
enum ilo_transfer_map_method method;
59
/* pipe_resource, system memory, or garbage depending on the method */
61
struct pipe_resource *res;
68
static inline struct ilo_transfer *
69
ilo_transfer(struct pipe_transfer *transfer)
71
return (struct ilo_transfer *) transfer;
75
ilo_init_transfer_functions(struct ilo_context *ilo);
77
#endif /* ILO_TRANSFER_H */