raze/polymer/eduke32/build/include/hightile.h

#ifndef HIGHTILE_PRIV_H
#define HIGHTILE_PRIV_H

struct hicskybox_t {
    int ignore;
    char *face[6];
};

typedef struct hicreplc_t {
    struct hicreplc_t *next;
    char palnum, ignore, flags, filler;
    char *filename;
    float alphacut, xscale, yscale;
    struct hicskybox_t *skybox;
} hicreplctyp;

extern palette_t hictinting[MAXPALOOKUPS];
extern hicreplctyp *hicreplc[MAXTILES];
extern char hicfirstinit;

typedef struct texcachehead_t
{
    char magic[4];	// 'PMST', was 'Polymost'
    int xdim, ydim;	// of image, unpadded
    int flags;		// 1 = !2^x, 2 = has alpha, 4 = lzw compressed
    int quality;    // r_downsize at the time the cache was written
} texcacheheader;

typedef struct texcachepic_t
{
    int size;
    int format;
    int xdim, ydim;	// of mipmap (possibly padded)
    int border, depth;
} texcachepicture;

hicreplctyp * hicfindsubst(int picnum, int palnum, int skybox);
#define HICEFFECTMASK (1|2|4|8)

#endif