summaryrefslogtreecommitdiffstats
path: root/src/gallium/auxiliary/util/u_tile.h
blob: 926f1695feb190acf203a58f022eb5db09881953 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
/**************************************************************************
 * 
 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
 * All Rights Reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 * 
 **************************************************************************/

#ifndef P_TILE_H
#define P_TILE_H

#include "pipe/p_compiler.h"
#include "pipe/p_format.h"
#include "pipe/p_state.h"

struct pipe_context;
struct pipe_transfer;

/**
 * Clip tile against transfer dims.
 *
 * XXX: this only clips width and height!
 *
 * \return TRUE if tile is totally clipped, FALSE otherwise
 */
static INLINE boolean
u_clip_tile(uint x, uint y, uint *w, uint *h, const struct pipe_box *box)
{
   if (x >= box->width)
      return TRUE;
   if (y >= box->height)
      return TRUE;
   if (x + *w > box->width)
      *w = box->width - x;
   if (y + *h > box->height)
      *h = box->height - y;
   return FALSE;
}

#ifdef __cplusplus
extern "C" {
#endif

void
pipe_get_tile_raw(struct pipe_context *pipe,
                  struct pipe_transfer *pt,
                  uint x, uint y, uint w, uint h,
                  void *p, int dst_stride);

void
pipe_put_tile_raw(struct pipe_context *pipe,
                  struct pipe_transfer *pt,
                  uint x, uint y, uint w, uint h,
                  const void *p, int src_stride);


void
pipe_get_tile_rgba(struct pipe_context *pipe,
                   struct pipe_transfer *pt,
                   uint x, uint y, uint w, uint h,
                   float *p);

void
pipe_get_tile_rgba_format(struct pipe_context *pipe,
                          struct pipe_transfer *pt,
                          uint x, uint y, uint w, uint h,
                          enum pipe_format format,
                          float *p);

void
pipe_put_tile_rgba(struct pipe_context *pipe,
                   struct pipe_transfer *pt,
                   uint x, uint y, uint w, uint h,
                   const float *p);

void
pipe_put_tile_rgba_format(struct pipe_context *pipe,
                          struct pipe_transfer *pt,
                          uint x, uint y, uint w, uint h,
                          enum pipe_format format,
                          const float *p);


void
pipe_get_tile_z(struct pipe_context *pipe,
                struct pipe_transfer *pt,
                uint x, uint y, uint w, uint h,
                uint *z);

void
pipe_put_tile_z(struct pipe_context *pipe,
                struct pipe_transfer *pt,
                uint x, uint y, uint w, uint h,
                const uint *z);

void
pipe_tile_raw_to_rgba(enum pipe_format format,
                      void *src,
                      uint w, uint h,
                      float *dst, unsigned dst_stride);

void
pipe_tile_raw_to_unsigned(enum pipe_format format,
                          void *src,
                          uint w, uint h,
                          unsigned *dst, unsigned dst_stride);

void
pipe_tile_raw_to_signed(enum pipe_format format,
                        void *src,
                        uint w, uint h,
                        int *dst, unsigned dst_stride);

void
pipe_get_tile_ui_format(struct pipe_context *pipe,
                        struct pipe_transfer *pt,
                        uint x, uint y, uint w, uint h,
                        enum pipe_format format,
                        unsigned int *p);

void
pipe_get_tile_i_format(struct pipe_context *pipe,
                       struct pipe_transfer *pt,
                       uint x, uint y, uint w, uint h,
                       enum pipe_format format,
                       int *p);

void
pipe_put_tile_ui_format(struct pipe_context *pipe,
                        struct pipe_transfer *pt,
                        uint x, uint y, uint w, uint h,
                        enum pipe_format format,
                        const unsigned *p);

void
pipe_put_tile_i_format(struct pipe_context *pipe,
                       struct pipe_transfer *pt,
                       uint x, uint y, uint w, uint h,
                       enum pipe_format format,
                       const int *p);

#ifdef __cplusplus
}
#endif

#endif