1848b8605Smrg/*
2848b8605Smrg * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
3848b8605Smrg *
4848b8605Smrg * Permission is hereby granted, free of charge, to any person obtaining a
5848b8605Smrg * copy of this software and associated documentation files (the "Software"),
6848b8605Smrg * to deal in the Software without restriction, including without limitation
7848b8605Smrg * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8848b8605Smrg * and/or sell copies of the Software, and to permit persons to whom the
9848b8605Smrg * Software is furnished to do so, subject to the following conditions:
10848b8605Smrg *
11848b8605Smrg * The above copyright notice and this permission notice (including the next
12848b8605Smrg * paragraph) shall be included in all copies or substantial portions of the
13848b8605Smrg * Software.
14848b8605Smrg *
15848b8605Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16848b8605Smrg * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17848b8605Smrg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18848b8605Smrg * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19848b8605Smrg * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20848b8605Smrg * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21848b8605Smrg * SOFTWARE.
22848b8605Smrg *
23848b8605Smrg * Authors:
24848b8605Smrg *    Rob Clark <robclark@freedesktop.org>
25848b8605Smrg */
26848b8605Smrg
27848b8605Smrg#ifndef FREEDRENO_TEXTURE_H_
28848b8605Smrg#define FREEDRENO_TEXTURE_H_
29848b8605Smrg
30848b8605Smrg#include "pipe/p_context.h"
31848b8605Smrg
32848b8605Smrgvoid fd_sampler_states_bind(struct pipe_context *pctx,
33b8e80941Smrg		enum pipe_shader_type shader, unsigned start,
34848b8605Smrg		unsigned nr, void **hwcso);
35848b8605Smrg
36b8e80941Smrgvoid fd_set_sampler_views(struct pipe_context *pctx,
37b8e80941Smrg						  enum pipe_shader_type shader,
38b8e80941Smrg						  unsigned start, unsigned nr,
39b8e80941Smrg						  struct pipe_sampler_view **views);
40b8e80941Smrg
41848b8605Smrgvoid fd_texture_init(struct pipe_context *pctx);
42848b8605Smrg
43b8e80941Smrgstruct fd_texture_stateobj;
44b8e80941Smrg
45b8e80941Smrg/* Both a3xx/a4xx share the same layout for the border-color buffer,
46b8e80941Smrg * which contains the pre-swizzled (based on texture format) border
47b8e80941Smrg * color value, with the following layout (per sampler):
48b8e80941Smrg *
49b8e80941Smrg *  offset | description
50b8e80941Smrg *  -------+-------------
51b8e80941Smrg *  0x00:  | fp16[0]   \
52b8e80941Smrg *         | fp16[1]   |___ swizzled fp16 channel values for "small float"
53b8e80941Smrg *         | fp16[2]   |    formats (<= 16 bits per component, !integer)
54b8e80941Smrg *         | fp16[3]   /
55b8e80941Smrg *  0x08:  | padding
56b8e80941Smrg *  0x10:  | int16[0]  \
57b8e80941Smrg *         | int16[1]  |___ swizzled int16 channels for "small integer"
58b8e80941Smrg *         | int16[2]  |    formats (<= 16 bits per component, integer)
59b8e80941Smrg *         | int16[3]  /
60b8e80941Smrg *  0x18:  | padding
61b8e80941Smrg *  0x20:  | fp32[0]   \
62b8e80941Smrg *         | fp32[1]   |___ swizzled fp32 channel values for "large float"
63b8e80941Smrg *         | fp32[2]   |    formats (> 16 bits per component, !integer)
64b8e80941Smrg *         | fp32[3]   /
65b8e80941Smrg *  0x30:  | int32[0]  \
66b8e80941Smrg *         | int32[1]  |___ swizzled int32 channel values for "large int"
67b8e80941Smrg *         | int32[2]  |    formats (> 16 bits per component, integer)
68b8e80941Smrg *         | int32[3]  /
69b8e80941Smrg */
70b8e80941Smrg#define BORDERCOLOR_SIZE 0x40
71b8e80941Smrgvoid fd_setup_border_colors(struct fd_texture_stateobj *tex, void *ptr,
72b8e80941Smrg		unsigned offset);
73b8e80941Smrg
74848b8605Smrg#endif /* FREEDRENO_TEXTURE_H_ */
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