57 lines
2.3 KiB
C
57 lines
2.3 KiB
C
/*
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* Copyright (c) 2012-2015 Etnaviv Project
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sub license,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Wladimir J. van der Laan <laanwj@gmail.com>
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*/
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#ifndef H_ETNAVIV_TILING
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#define H_ETNAVIV_TILING
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#include <stdint.h>
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/* texture or surface layout */
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enum etna_surface_layout {
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ETNA_LAYOUT_BIT_TILE = (1 << 0),
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ETNA_LAYOUT_BIT_SUPER = (1 << 1),
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ETNA_LAYOUT_BIT_MULTI = (1 << 2),
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ETNA_LAYOUT_LINEAR = 0,
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ETNA_LAYOUT_TILED = ETNA_LAYOUT_BIT_TILE,
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ETNA_LAYOUT_SUPER_TILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_SUPER,
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ETNA_LAYOUT_MULTI_TILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_MULTI,
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ETNA_LAYOUT_MULTI_SUPERTILED = ETNA_LAYOUT_BIT_TILE | ETNA_LAYOUT_BIT_SUPER | ETNA_LAYOUT_BIT_MULTI,
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};
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void
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etna_texture_tile(void *dest, void *src, unsigned basex, unsigned basey,
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unsigned dst_stride, unsigned width, unsigned height,
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unsigned src_stride, unsigned elmtsize);
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void
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etna_texture_untile(void *dest, void *src, unsigned basex, unsigned basey,
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unsigned src_stride, unsigned width, unsigned height,
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unsigned dst_stride, unsigned elmtsize);
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/* XXX from/to supertiling (can have different layouts, may be better
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* to leave to RS) */
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#endif
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