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/*
* Mesa 3-D graphics library
*
* Copyright (C) 2015 LunarG, Inc.
*
* 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 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.
*
* Authors:
* Chia-I Wu <olv@lunarg.com>
*/
#ifndef ILO_STATE_SAMPLER_H
#define ILO_STATE_SAMPLER_H
#include "genhw/genhw.h"
#include "ilo_core.h"
#include "ilo_dev.h"
struct ilo_state_surface;
struct ilo_state_sampler_info {
bool non_normalized;
float lod_bias;
float min_lod;
float max_lod;
enum gen_mip_filter mip_filter;
enum gen_map_filter min_filter;
enum gen_map_filter mag_filter;
enum gen_aniso_ratio max_anisotropy;
enum gen_texcoord_mode tcx_ctrl;
enum gen_texcoord_mode tcy_ctrl;
enum gen_texcoord_mode tcz_ctrl;
enum gen_prefilter_op shadow_func;
};
struct ilo_state_sampler_border_info {
union {
float f[4];
uint32_t ui[4];
} rgba;
bool is_integer;
};
struct ilo_state_sampler {
uint32_t sampler[3];
uint32_t filter_integer;
uint32_t filter_3d;
uint32_t addr_ctrl_1d;
uint32_t addr_ctrl_2d_3d;
uint32_t addr_ctrl_cube;
bool non_normalized;
bool base_to_surf_min_lod;
};
struct ilo_state_sampler_border {
uint32_t color[12];
};
bool
ilo_state_sampler_init(struct ilo_state_sampler *sampler,
const struct ilo_dev *dev,
const struct ilo_state_sampler_info *info);
bool
ilo_state_sampler_init_disabled(struct ilo_state_sampler *sampler,
const struct ilo_dev *dev);
bool
ilo_state_sampler_set_surface(struct ilo_state_sampler *sampler,
const struct ilo_dev *dev,
const struct ilo_state_surface *surf);
bool
ilo_state_sampler_border_init(struct ilo_state_sampler_border *border,
const struct ilo_dev *dev,
const struct ilo_state_sampler_border_info *info);
#endif /* ILO_STATE_SAMPLER_H */
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