raze-gles/source/build/include/texcache.h

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#ifndef texcache_h_
# define texcache_h_
#ifdef __cplusplus
extern "C" {
#endif
#ifdef USE_OPENGL
#define TEXCACHEMAGIC "LZ41"
#define GLTEXCACHEADSIZ 8192
#define TEXCACHEHASHSIZE 1024
enum texcacherr_t
{
TEXCACHERR_NOERROR,
TEXCACHERR_OUTOFMEMORY, /* unused */
TEXCACHERR_BUFFERUNDERRUN,
TEXCACHERR_DEDXT,
TEXCACHERR_COMPTEX,
TEXCACHERR_GETTEXLEVEL,
TEXCACHEERRORS
};
struct texcacheitem_t
{
char name[BMAX_PATH];
int32_t offset;
int32_t len;
struct texcacheitem_t *next;
};
typedef struct texcacheitem_t texcacheindex;
typedef struct {
int32_t filehandle, filepos, numentries, iptrcnt;
FILE *index;
pthtyp *list[GLTEXCACHEADSIZ];
texcacheindex *firstindex, *currentindex, **iptrs;
hashtable_t hashes;
struct {
uint8_t *ptr;
int32_t size;
// Set to 1 when we failed (re)allocating space for the memcache or failing to
// read into it (which would presumably generate followup errors spamming the
// log otherwise):
int32_t noalloc;
} memcache;
} globaltexcache;
extern globaltexcache texcache;
extern char TEXCACHEFILE[BMAX_PATH];
extern int32_t texcache_enabled(void);
extern void texcache_freeptrs(void);
extern void texcache_syncmemcache(void);
extern void texcache_init(void);
extern int32_t texcache_loadoffsets(void);
extern int32_t texcache_readdata(void *dest, int32_t len);
extern pthtyp *texcache_fetch(int32_t dapicnum, int32_t dapalnum, int32_t dashade, int32_t dameth);
extern int32_t texcache_loadskin(const texcacheheader *head, int32_t *doalloc, GLuint *glpic, vec2_t *siz);
extern int32_t texcache_loadtile(const texcacheheader *head, int32_t *doalloc, pthtyp *pth);
extern char const * texcache_calcid(char *cachefn, const char *fn, const int32_t len, const int32_t dameth, const char effect);
extern void texcache_prewritetex(texcacheheader *head);
extern void texcache_postwritetex(char const * const cachefn, int32_t const offset);
extern void texcache_writetex_fromdriver(char const * cachefn, texcacheheader *head);
extern int32_t texcache_readtexheader(char const * cachefn, texcacheheader *head, int32_t modelp);
extern void texcache_openfiles(void);
extern void texcache_setupmemcache(void);
extern void texcache_checkgarbage(void);
extern void texcache_setupindex(void);
#endif
#ifdef __cplusplus
}
#endif
#endif