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/*
* Copyright 2010 Marek Olšák <maraeo@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 R600_RESOURCE_H
#define R600_RESOURCE_H
#include "util/u_transfer.h"
/* Texture transfer. */
struct r600_transfer {
/* Base class. */
struct pipe_transfer transfer;
/* Buffer transfer. */
struct pipe_transfer *buffer_transfer;
unsigned offset;
struct pipe_resource *linear_texture;
};
/* This gets further specialized into either buffer or texture
* structures. Use the vtbl struct to choose between the two
* underlying implementations.
*/
struct r600_resource {
struct u_resource base;
struct r600_bo *bo;
u32 domain;
u32 flink;
u32 size;
};
struct r600_resource_texture {
struct r600_resource resource;
unsigned long offset[PIPE_MAX_TEXTURE_LEVELS];
unsigned long pitch_in_bytes[PIPE_MAX_TEXTURE_LEVELS];
unsigned long pitch_in_pixels[PIPE_MAX_TEXTURE_LEVELS];
unsigned long layer_size[PIPE_MAX_TEXTURE_LEVELS];
unsigned long pitch_override;
unsigned long size;
unsigned tiled;
unsigned array_mode;
unsigned tile_type;
unsigned depth;
unsigned dirty;
struct r600_resource_texture *flushed_depth_texture;
};
void r600_init_screen_resource_functions(struct pipe_screen *screen);
/* r600_buffer */
u32 r600_domain_from_usage(unsigned usage);
/* r600_texture */
struct pipe_resource *r600_texture_create(struct pipe_screen *screen,
const struct pipe_resource *templ);
struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen,
const struct pipe_resource *base,
struct winsys_handle *whandle);
#define R600_BUFFER_MAGIC 0xabcd1600
#define R600_BUFFER_MAX_RANGES 32
struct r600_buffer_range {
uint32_t start;
uint32_t end;
};
struct r600_resource_buffer {
struct r600_resource r;
uint32_t magic;
void *user_buffer;
struct r600_buffer_range ranges[R600_BUFFER_MAX_RANGES];
unsigned num_ranges;
};
/* r600_buffer */
static INLINE struct r600_resource_buffer *r600_buffer(struct pipe_resource *buffer)
{
if (buffer) {
assert(((struct r600_resource_buffer *)buffer)->magic == R600_BUFFER_MAGIC);
return (struct r600_resource_buffer *)buffer;
}
return NULL;
}
static INLINE boolean r600_buffer_is_user_buffer(struct pipe_resource *buffer)
{
return r600_buffer(buffer)->user_buffer ? TRUE : FALSE;
}
int r600_texture_depth_flush(struct pipe_context *ctx,
struct pipe_resource *texture);
extern int (*r600_blit_uncompress_depth_ptr)(struct pipe_context *ctx, struct r600_resource_texture *texture);
/* r600_texture.c texture transfer functions. */
struct pipe_transfer* r600_texture_get_transfer(struct pipe_context *ctx,
struct pipe_resource *texture,
struct pipe_subresource sr,
unsigned usage,
const struct pipe_box *box);
void r600_texture_transfer_destroy(struct pipe_context *ctx,
struct pipe_transfer *trans);
void* r600_texture_transfer_map(struct pipe_context *ctx,
struct pipe_transfer* transfer);
void r600_texture_transfer_unmap(struct pipe_context *ctx,
struct pipe_transfer* transfer);
#endif
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