/*
 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
 *
 * 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
 * on the rights to use, copy, modify, merge, publish, distribute, sub
 * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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 R300_TEXTURE_H
#define R300_TEXTURE_H

#include "pipe/p_video_state.h"
#include "util/u_format.h"

#include "r300_reg.h"

struct r300_texture;

void r300_init_screen_texture_functions(struct pipe_screen* screen);

unsigned r300_texture_get_stride(struct r300_screen* screen,
                                 struct r300_texture* tex, unsigned level);

unsigned r300_texture_get_offset(struct r300_texture* tex, unsigned level,
                                 unsigned zslice, unsigned face);

void r300_texture_reinterpret_format(struct pipe_screen *screen,
                                     struct pipe_texture *tex,
                                     enum pipe_format new_format);

boolean r300_is_colorbuffer_format_supported(enum pipe_format format);

boolean r300_is_zs_format_supported(enum pipe_format format);

boolean r300_is_sampler_format_supported(enum pipe_format format);

struct r300_video_surface
{
    struct pipe_video_surface   base;
    struct pipe_texture         *tex;
};

static INLINE struct r300_video_surface *
r300_video_surface(struct pipe_video_surface *pvs)
{
    return (struct r300_video_surface *)pvs;
}

/* Used internally for texture_is_referenced()
 */
boolean r300_get_texture_buffer(struct pipe_screen* screen,
                                struct pipe_texture* texture,
                                struct pipe_buffer** buffer,
                                unsigned* stride);

#endif /* R300_TEXTURE_H */