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"
32 #include "pipe/p_format.h"
33 #include "pipe/p_state.h"
39 * Clip tile against transfer dims.
41 * XXX: this only clips width and height!
43 * \return TRUE if tile is totally clipped, FALSE otherwise
46 u_clip_tile(uint x, uint y, uint *w, uint *h, const struct pipe_box *box)
52 if (x + *w > box->width)
54 if (y + *h > box->height)
64 pipe_get_tile_raw(struct pipe_context *pipe,
65 struct pipe_transfer *pt,
66 uint x, uint y, uint w, uint h,
67 void *p, int dst_stride);
70 pipe_put_tile_raw(struct pipe_context *pipe,
71 struct pipe_transfer *pt,
72 uint x, uint y, uint w, uint h,
73 const void *p, int src_stride);
77 pipe_get_tile_rgba(struct pipe_context *pipe,
78 struct pipe_transfer *pt,
79 uint x, uint y, uint w, uint h,
83 pipe_get_tile_rgba_format(struct pipe_context *pipe,
84 struct pipe_transfer *pt,
85 uint x, uint y, uint w, uint h,
86 enum pipe_format format,
90 pipe_put_tile_rgba(struct pipe_context *pipe,
91 struct pipe_transfer *pt,
92 uint x, uint y, uint w, uint h,
96 pipe_put_tile_rgba_format(struct pipe_context *pipe,
97 struct pipe_transfer *pt,
98 uint x, uint y, uint w, uint h,
99 enum pipe_format format,
104 pipe_get_tile_z(struct pipe_context *pipe,
105 struct pipe_transfer *pt,
106 uint x, uint y, uint w, uint h,
110 pipe_put_tile_z(struct pipe_context *pipe,
111 struct pipe_transfer *pt,
112 uint x, uint y, uint w, uint h,
116 pipe_tile_raw_to_rgba(enum pipe_format format,
119 float *dst, unsigned dst_stride);
122 pipe_tile_raw_to_unsigned(enum pipe_format format,
125 unsigned *dst, unsigned dst_stride);
128 pipe_tile_raw_to_signed(enum pipe_format format,
131 int *dst, unsigned dst_stride);
134 pipe_get_tile_ui_format(struct pipe_context *pipe,
135 struct pipe_transfer *pt,
136 uint x, uint y, uint w, uint h,
137 enum pipe_format format,
141 pipe_get_tile_i_format(struct pipe_context *pipe,
142 struct pipe_transfer *pt,
143 uint x, uint y, uint w, uint h,
144 enum pipe_format format,
148 pipe_put_tile_ui_format(struct pipe_context *pipe,
149 struct pipe_transfer *pt,
150 uint x, uint y, uint w, uint h,
151 enum pipe_format format,
155 pipe_put_tile_i_format(struct pipe_context *pipe,
156 struct pipe_transfer *pt,
157 uint x, uint y, uint w, uint h,
158 enum pipe_format format,