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#define LM_MINW 2
#define LM_MINH 2
#define LM_MAXW 128
#define LM_MAXH 128
#define LM_PACKW 512
#define LM_PACKH 512
struct PackNode {
PackNode *child1, *child2;
ushort x, y, w, h;
int available;
PackNode() : child1(0), child2(0), x(0), y(0), w(LM_PACKW), h(LM_PACKH), available(min(LM_PACKW, LM_PACKH)) {}
PackNode(ushort x, ushort y, ushort w, ushort h) : child1(0), child2(0), x(x), y(y), w(w), h(h), available(min(w, h)) {}
void clear() {
DELETEP(child1);
DELETEP(child2);
}
~PackNode() {
clear();
}
bool insert(ushort &tx, ushort &ty, ushort tw, ushort th);
};
enum {
LM_DIFFUSE = 0,
LM_BUMPMAP0,
LM_BUMPMAP1,
LM_TYPE = 0x0F,
LM_ALPHA = 1<<4,
LM_FLAGS = 0xF0
};
struct LightMap {
int type, bpp, tex, offsetx, offsety;
PackNode packroot;
uint lightmaps, lumels;
int unlitx, unlity;
uchar *data;
LightMap()
: type(LM_DIFFUSE), bpp(3), tex(-1), offsetx(-1), offsety(-1),
lightmaps(0), lumels(0), unlitx(-1), unlity(-1),
data(NULL) {
}
~LightMap() {
if(data) delete[] data;
}
void finalize() {
packroot.clear();
packroot.available = 0;
}
void copy(ushort tx, ushort ty, uchar *src, ushort tw, ushort th);
bool insert(ushort &tx, ushort &ty, uchar *src, ushort tw, ushort th);
};
extern vector<LightMap> lightmaps;
struct LightMapTexture {
int w, h, type;
GLuint id;
int unlitx, unlity;
LightMapTexture()
: w(0), h(0), type(LM_DIFFUSE), id(0), unlitx(-1), unlity(-1) {
}
};
extern vector<LightMapTexture> lightmaptexs;
extern bvec ambientcolor;
extern void clearlights();
extern void initlights();
extern void lightents(bool force = false);
extern void clearlightcache(int id = -1);
extern void resetlightmaps(bool fullclean = true);
extern void brightencube(cube &c);
extern void setsurfaces(cube &c, const surfaceinfo *surfs, const vertinfo *verts, int numverts);
extern void setsurface(cube &c, int orient, const surfaceinfo &surf, const vertinfo *verts, int numverts);
struct lerpvert {
vec normal;
vec2 tc;
bool operator==(const lerpvert &l) const { return tc == l.tc;; }
bool operator!=(const lerpvert &l) const { return tc != l.tc; }
};
struct lerpbounds {
const lerpvert *min;
const lerpvert *max;
float u, ustep;
vec normal, nstep;
int winding;
};
extern void calcnormals(bool lerptjoints = false);
extern void clearnormals();
extern void findnormal(const vec &key, const vec &surface, vec &v);
extern void calclerpverts(const vec2 *c, const vec *n, lerpvert *lv, int &numv);
extern void initlerpbounds(float u, float v, const lerpvert *lv, int numv, lerpbounds &start, lerpbounds &end);
extern void lerpnormal(float u, float v, const lerpvert *lv, int numv, lerpbounds &start, lerpbounds &end, vec &normal, vec &nstep);
#define CHECK_CALCLIGHT_PROGRESS_LOCKED(exit, show_calclight_progress, before, after) \
if(check_calclight_progress) { \
if(!calclight_canceled) { \
before; \
show_calclight_progress(); \
check_calclight_canceled(); \
after; \
} \
if(calclight_canceled) { exit; } \
}
#define CHECK_CALCLIGHT_PROGRESS(exit, show_calclight_progress) CHECK_CALCLIGHT_PROGRESS_LOCKED(exit, show_calclight_progress, , )
extern bool calclight_canceled;
extern volatile bool check_calclight_progress;
extern void check_calclight_canceled();
extern int lightmapping;
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