1b8e80941Smrg/*
2b8e80941Smrg * Copyright (c) 2012-2015 Etnaviv Project
3b8e80941Smrg *
4b8e80941Smrg * Permission is hereby granted, free of charge, to any person obtaining a
5b8e80941Smrg * copy of this software and associated documentation files (the "Software"),
6b8e80941Smrg * to deal in the Software without restriction, including without limitation
7b8e80941Smrg * the rights to use, copy, modify, merge, publish, distribute, sub license,
8b8e80941Smrg * and/or sell copies of the Software, and to permit persons to whom the
9b8e80941Smrg * Software is furnished to do so, subject to the following conditions:
10b8e80941Smrg *
11b8e80941Smrg * The above copyright notice and this permission notice (including the
12b8e80941Smrg * next paragraph) shall be included in all copies or substantial portions
13b8e80941Smrg * of the Software.
14b8e80941Smrg *
15b8e80941Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16b8e80941Smrg * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17b8e80941Smrg * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18b8e80941Smrg * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19b8e80941Smrg * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20b8e80941Smrg * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21b8e80941Smrg * DEALINGS IN THE SOFTWARE.
22b8e80941Smrg *
23b8e80941Smrg * Authors:
24b8e80941Smrg *    Wladimir J. van der Laan <laanwj@gmail.com>
25b8e80941Smrg */
26b8e80941Smrg
27b8e80941Smrg#ifndef H_ETNAVIV_TILING
28b8e80941Smrg#define H_ETNAVIV_TILING
29b8e80941Smrg
30b8e80941Smrg#include <stdint.h>
31b8e80941Smrg
32b8e80941Smrg/* texture or surface layout */
33b8e80941Smrgenum etna_surface_layout {
34b8e80941Smrg   ETNA_LAYOUT_BIT_TILE = (1 << 0),
35b8e80941Smrg   ETNA_LAYOUT_BIT_SUPER = (1 << 1),
36b8e80941Smrg   ETNA_LAYOUT_BIT_MULTI = (1 << 2),
37b8e80941Smrg   ETNA_LAYOUT_LINEAR = 0,
38b8e80941Smrg   ETNA_LAYOUT_TILED = ETNA_LAYOUT_BIT_TILE,
39b8e80941Smrg   ETNA_LAYOUT_SUPER_TILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_SUPER,
40b8e80941Smrg   ETNA_LAYOUT_MULTI_TILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_MULTI,
41b8e80941Smrg   ETNA_LAYOUT_MULTI_SUPERTILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_SUPER | ETNA_LAYOUT_BIT_MULTI,
42b8e80941Smrg};
43b8e80941Smrg
44b8e80941Smrgvoid
45b8e80941Smrgetna_texture_tile(void *dest, void *src, unsigned basex, unsigned basey,
46b8e80941Smrg                 unsigned dst_stride, unsigned width, unsigned height,
47b8e80941Smrg                 unsigned src_stride, unsigned elmtsize);
48b8e80941Smrgvoid
49b8e80941Smrgetna_texture_untile(void *dest, void *src, unsigned basex, unsigned basey,
50b8e80941Smrg                   unsigned src_stride, unsigned width, unsigned height,
51b8e80941Smrg                   unsigned dst_stride, unsigned elmtsize);
52b8e80941Smrg
53b8e80941Smrg/* XXX from/to supertiling (can have different layouts, may be better
54b8e80941Smrg * to leave to RS) */
55b8e80941Smrg
56b8e80941Smrg#endif
57