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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* 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, 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 TUNGSTEN GRAPHICS AND/OR ITS 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 SP_TEXTURE_H
#define SP_TEXTURE_H
#include "pipe/p_state.h"
#define SP_MAX_TEXTURE_2D_LEVELS 13 /* 4K x 4K */
#define SP_MAX_TEXTURE_3D_LEVELS 9 /* 512 x 512 x 512 */
struct pipe_context;
struct pipe_screen;
struct softpipe_context;
struct softpipe_resource
{
struct pipe_resource base;
unsigned long level_offset[SP_MAX_TEXTURE_2D_LEVELS];
unsigned stride[SP_MAX_TEXTURE_2D_LEVELS];
/**
* Display target, only valid for PIPE_TEXTURE_2D with the
* PIPE_BIND_DISPLAY_TARGET usage.
*/
struct sw_displaytarget *dt;
/**
* Malloc'ed data for regular buffers and textures, or a mapping to dt above.
*/
void *data;
/* True if texture images are power-of-two in all dimensions:
*/
boolean pot;
boolean userBuffer;
unsigned timestamp;
};
struct softpipe_transfer
{
struct pipe_transfer base;
unsigned long offset;
};
/** cast wrappers */
static INLINE struct softpipe_resource *
softpipe_resource(struct pipe_resource *pt)
{
return (struct softpipe_resource *) pt;
}
static INLINE struct softpipe_transfer *
softpipe_transfer(struct pipe_transfer *pt)
{
return (struct softpipe_transfer *) pt;
}
extern void
softpipe_init_screen_texture_funcs(struct pipe_screen *screen);
void
softpipe_init_texture_funcs(struct pipe_context *pipe);
#endif /* SP_TEXTURE */
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