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#ifndef NV50_RESOURCE_H
#define NV50_RESOURCE_H
#include "util/u_transfer.h"
#include "nouveau/nouveau_winsys.h"
struct pipe_resource;
struct nouveau_bo;
/* This gets further specialized into either buffer or texture
* structures. In the future we'll want to remove much of that
* distinction, but for now try to keep as close to the existing code
* as possible and use the vtbl struct to choose between the two
* underlying implementations.
*/
struct nv50_resource {
struct pipe_resource base;
const struct u_resource_vtbl *vtbl;
struct nouveau_bo *bo;
};
struct nv50_miptree_level {
int *image_offset;
unsigned pitch;
unsigned tile_mode;
};
#define NV50_MAX_TEXTURE_LEVELS 16
struct nv50_miptree {
struct nv50_resource base;
struct nv50_miptree_level level[NV50_MAX_TEXTURE_LEVELS];
int image_nr;
int total_size;
};
static INLINE struct nv50_miptree *
nv50_miptree(struct pipe_resource *pt)
{
return (struct nv50_miptree *)pt;
}
static INLINE
struct nv50_resource *nv50_resource(struct pipe_resource *resource)
{
return (struct nv50_resource *)resource;
}
/* is resource mapped into the GPU's address space (i.e. VRAM or GART) ? */
static INLINE boolean
nv50_resource_mapped_by_gpu(struct pipe_resource *resource)
{
return nv50_resource(resource)->bo->handle;
}
void
nv50_init_resource_functions(struct pipe_context *pcontext);
void
nv50_screen_init_resource_functions(struct pipe_screen *pscreen);
/* Internal functions
*/
struct pipe_resource *
nv50_miptree_create(struct pipe_screen *pscreen,
const struct pipe_resource *tmp);
struct pipe_resource *
nv50_miptree_from_handle(struct pipe_screen *pscreen,
const struct pipe_resource *template,
struct winsys_handle *whandle);
struct pipe_resource *
nv50_buffer_create(struct pipe_screen *pscreen,
const struct pipe_resource *template);
struct pipe_resource *
nv50_user_buffer_create(struct pipe_screen *screen,
void *ptr,
unsigned bytes,
unsigned usage);
struct pipe_surface *
nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_resource *pt,
unsigned face, unsigned level, unsigned zslice,
unsigned flags);
void
nv50_miptree_surface_del(struct pipe_surface *ps);
#endif
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