1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
31 #include "pipe/p_compiler.h"
37 * Clip tile against transfer dims.
38 * \return TRUE if tile is totally clipped, FALSE otherwise
41 pipe_clip_tile(uint x
, uint y
, uint
*w
, uint
*h
, const struct pipe_transfer
*pt
)
47 if (x
+ *w
> pt
->width
)
49 if (y
+ *h
> pt
->height
)
59 pipe_get_tile_raw(struct pipe_transfer
*pt
,
60 uint x
, uint y
, uint w
, uint h
,
61 void *p
, int dst_stride
);
64 pipe_put_tile_raw(struct pipe_transfer
*pt
,
65 uint x
, uint y
, uint w
, uint h
,
66 const void *p
, int src_stride
);
70 pipe_get_tile_rgba(struct pipe_transfer
*pt
,
71 uint x
, uint y
, uint w
, uint h
,
75 pipe_get_tile_swizzle(struct pipe_transfer
*pt
,
87 pipe_put_tile_rgba(struct pipe_transfer
*pt
,
88 uint x
, uint y
, uint w
, uint h
,
93 pipe_get_tile_z(struct pipe_transfer
*pt
,
94 uint x
, uint y
, uint w
, uint h
,
98 pipe_put_tile_z(struct pipe_transfer
*pt
,
99 uint x
, uint y
, uint w
, uint h
,
103 pipe_tile_raw_to_rgba(enum pipe_format format
,
106 float *dst
, unsigned dst_stride
);