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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_SURFACE_H
#define ILO_STATE_SURFACE_H
#include "genhw/genhw.h"
#include "ilo_core.h"
#include "ilo_dev.h"
enum ilo_state_surface_access {
ILO_STATE_SURFACE_ACCESS_SAMPLER, /* sampling engine surfaces */
ILO_STATE_SURFACE_ACCESS_DP_RENDER, /* render target surfaces */
ILO_STATE_SURFACE_ACCESS_DP_TYPED, /* typed surfaces */
ILO_STATE_SURFACE_ACCESS_DP_UNTYPED, /* untyped surfaces */
ILO_STATE_SURFACE_ACCESS_DP_DATA,
ILO_STATE_SURFACE_ACCESS_DP_SVB,
};
struct ilo_vma;
struct ilo_image;
struct ilo_state_surface_buffer_info {
const struct ilo_vma *vma;
uint32_t offset;
uint32_t size;
enum ilo_state_surface_access access;
/* format_size may be less than, equal to, or greater than struct_size */
enum gen_surface_format format;
uint8_t format_size;
bool readonly;
uint16_t struct_size;
};
struct ilo_state_surface_image_info {
const struct ilo_image *img;
uint8_t level_base;
uint8_t level_count;
uint16_t slice_base;
uint16_t slice_count;
const struct ilo_vma *vma;
const struct ilo_vma *aux_vma;
enum ilo_state_surface_access access;
enum gen_surface_type type;
enum gen_surface_format format;
bool is_integer;
bool readonly;
bool is_array;
};
struct ilo_state_surface {
uint32_t surface[13];
const struct ilo_vma *vma;
const struct ilo_vma *aux_vma;
enum gen_surface_type type;
uint8_t min_lod;
uint8_t mip_count;
bool is_integer;
bool readonly;
bool scanout;
};
bool
ilo_state_surface_valid_format(const struct ilo_dev *dev,
enum ilo_state_surface_access access,
enum gen_surface_format format);
uint32_t
ilo_state_surface_buffer_size(const struct ilo_dev *dev,
enum ilo_state_surface_access access,
uint32_t size, uint32_t *alignment);
bool
ilo_state_surface_init_for_null(struct ilo_state_surface *surf,
const struct ilo_dev *dev);
bool
ilo_state_surface_init_for_buffer(struct ilo_state_surface *surf,
const struct ilo_dev *dev,
const struct ilo_state_surface_buffer_info *info);
bool
ilo_state_surface_init_for_image(struct ilo_state_surface *surf,
const struct ilo_dev *dev,
const struct ilo_state_surface_image_info *info);
bool
ilo_state_surface_set_scs(struct ilo_state_surface *surf,
const struct ilo_dev *dev,
enum gen_surface_scs rgba[4]);
#endif /* ILO_STATE_SURFACE_H */
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