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/*
* Copyright 2010 Jerome Glisse <glisse@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
* 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_SCREEN_H
#define R600_SCREEN_H
#include <pipe/p_state.h>
#include <pipe/p_screen.h>
#include <pipebuffer/pb_buffer.h>
#include <xf86drm.h>
#include <radeon_drm.h>
#include "radeon.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 r600_buffer {
struct u_resource b;
struct radeon_bo *bo;
u32 domain;
u32 flink;
struct pb_buffer *pb;
};
struct r600_screen {
struct pipe_screen screen;
struct radeon *rw;
};
static INLINE struct r600_screen *r600_screen(struct pipe_screen *screen)
{
return (struct r600_screen*)screen;
}
/* Buffer functions. */
struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
const struct pipe_resource *templ);
struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
void *ptr, unsigned bytes,
unsigned bind);
unsigned r600_buffer_is_referenced_by_cs(struct pipe_context *context,
struct pipe_resource *buf,
unsigned face, unsigned level);
struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
struct winsys_handle *whandle);
/* 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);
/* helpers */
int r600_conv_pipe_format(unsigned pformat, unsigned *format);
int r600_conv_pipe_prim(unsigned pprim, unsigned *prim);
union r600_float_to_u32_u {
u32 u;
float f;
};
static inline u32 r600_float_to_u32(float f)
{
union r600_float_to_u32_u c;
c.f = f;
return c.u;
}
#endif
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