raze-gles/polymer/eduke32/build/include/texcache.h

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#ifndef _texcache_h_
# define _texcache_h_
#ifdef USE_OPENGL
#define TEXCACHEMAGIC "LZ40"
#define GLTEXCACHEADSIZ 8192
#define TEXCACHEHASHSIZE 1024
enum texcacherr_t
{
TEXCACHERR_NOERROR,
TEXCACHERR_OUTOFMEMORY,
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;
FILE *index;
pthtyp *list[GLTEXCACHEADSIZ];
texcacheindex *firstindex, *currentindex, *ptrs[MAXTILES<<1];
hashtable_t hashes;
struct {
uint8_t *ptr;
size_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 void texcache_freeptrs(void);
extern void texcache_syncmemcache(void);
extern void texcache_init(void);
extern void texcache_clearmemcache(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, int32_t *xsiz, int32_t *ysiz);
extern int32_t texcache_loadtile(const texcacheheader *head, int32_t *doalloc, pthtyp *pth);
extern void texcache_writetex(const char *fn, int32_t len, int32_t dameth, char effect, texcacheheader *head);
extern int32_t texcache_readtexheader(const char *fn, int32_t len, int32_t dameth, char effect, 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
#endif