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/*
* Copyright (C) 2013 Rob Clark <robclark@freedesktop.org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
#ifndef FD3_FORMAT_H_
#define FD3_FORMAT_H_
#include "util/u_format.h"
#include "freedreno_util.h"
#include "a3xx.xml.h"
enum a3xx_vtx_fmt fd3_pipe2vtx(enum pipe_format format);
enum a3xx_tex_fmt fd3_pipe2tex(enum pipe_format format);
enum a3xx_tex_fetchsize fd3_pipe2fetchsize(enum pipe_format format);
enum a3xx_color_fmt fd3_pipe2color(enum pipe_format format);
enum pipe_format fd3_gmem_restore_format(enum pipe_format format);
enum a3xx_color_swap fd3_pipe2swap(enum pipe_format format);
uint32_t fd3_tex_swiz(enum pipe_format format, unsigned swizzle_r,
unsigned swizzle_g, unsigned swizzle_b, unsigned swizzle_a);
static INLINE bool
fd3_half_precision(enum pipe_format format)
{
/* colors are provided in consts, which go through cov.f32f16, which will
* break these values
*/
if (util_format_is_pure_integer(format))
return false;
/* avoid losing precision on 32-bit float formats */
if (util_format_is_float(format) &&
util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0) == 32)
return false;
return true;
}
#endif /* FD3_FORMAT_H_ */
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