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#ifndef SP_TEXTURE_H
#define SP_TEXTURE_H
struct pipe_context;
struct pipe_texture;
struct softpipe_texture
{
struct pipe_texture base;
/* Derived from the above:
*/
unsigned pitch;
unsigned depth_pitch; /* per-image on i945? */
unsigned total_height;
unsigned nr_images[PIPE_MAX_TEXTURE_LEVELS];
/* Explicitly store the offset of each image for each cube face or
* depth value. Pretty much have to accept that hardware formats
* are going to be so diverse that there is no unified way to
* compute the offsets of depth/cube images within a mipmap level,
* so have to store them as a lookup table:
*/
unsigned *image_offset[PIPE_MAX_TEXTURE_LEVELS]; /**< array [depth] of offsets */
/* Includes image offset tables:
*/
unsigned long level_offset[PIPE_MAX_TEXTURE_LEVELS];
/* The data is held here:
*/
struct pipe_buffer_handle *buffer;
};
/** cast wrapper */
static INLINE struct softpipe_texture *
softpipe_texture(struct pipe_texture *pt)
{
return (struct softpipe_texture *) pt;
}
extern void
softpipe_texture_create(struct pipe_context *pipe, struct pipe_texture **pt);
extern void
softpipe_texture_release(struct pipe_context *pipe, struct pipe_texture **pt);
#endif /* SP_TEXTURE */
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