/** * $Id:$ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** * * The contents of this file may be used under the terms of either the GNU * General Public License Version 2 or later (the "GPL", see * http://www.gnu.org/licenses/gpl.html ), or the Blender License 1.0 or * later (the "BL", see http://www.blender.org/BL/ ) which has to be * bought from the Blender Foundation to become active, in which case the * above mentioned GPL option does not apply. * * The Original Code is Copyright (C) 2002 by NaN Holding BV. * All rights reserved. * * The Original Code is: all of this file. * * Contributor(s): none yet. * * ***** END GPL/BL DUAL LICENSE BLOCK ***** */ /* *************************************** radio.h nov/dec 1992 revised for Blender may 1999 *************************************** */ #include "blender.h" #include "graphics.h" #define DTWIRE 0 #define DTGOUR 2 #define DTSOLID 1 #define PI M_PI #define RAD_MAXFACETAB 1024 #define RAD_NEXTFACE(a) if( ((a) & 1023)==0 ) face= RG.facebase[(a)>>10]; else face++; /* RG.phase */ #define RAD_SHOOTE 1 #define RAD_SHOOTP 2 #define RAD_SOLVE 3 typedef struct { float cam[3], tar[3], up[3]; float wx1, wx2, wy1, wy2; float near, far; float viewmat[4][4], winmat[4][4]; unsigned int *rect, *rectz; short rectx, recty; int wid; } RadView; /* rn->f */ #define RAD_PATCH 1 #define RAD_SHOOT 2 #define RAD_SUBDIV 4 #define RAD_BACKFACE 8 typedef struct RNode { /* lengte: 76 */ struct RNode *down1, *down2, *up; struct RNode *ed1, *ed2, *ed3, *ed4; struct RPatch *par; char lev1, lev2, lev3, lev4; /* edgelevels */ short type; /* type: 4==QUAD, 3==TRIA */ short f; float *v1, *v2, *v3, *v4; float totrad[3], area; unsigned int col; } RNode; typedef struct Elem { /* lengte: 44 */ struct RPatch *par; short type; /* type: 4==QUAD, 3==TRIA */ short f; /* bit 0: patch, bit 1: shootelement */ float *v1, *v2, *v3, *v4; float totrad[3], area; unsigned int col; } Elem; typedef struct Face { /* lengte: 20 */ float *v1, *v2, *v3, *v4; unsigned int col; } Face; /* rp->f1 */ #define RAD_NO_SPLIT 1 typedef struct RPatch { struct RPatch *next, *prev; RNode *first; /* first node==patch */ Object *from; int type; /* 3: TRIA, 4: QUAD */ short f, f1; /* flags f: als node, alleen subdiv */ float ref[3], emit[3], unshot[3]; float cent[3], norm[3]; float area; } RPatch; typedef struct VeNoCo { /* nodig voor splitconnected */ struct VeNoCo *next; float *v; float *n; float *col; int flag; } VeNoCo; typedef struct EdSort { /* sorteren edges */ float *v1, *v2; RNode *node; int nr; } EdSort; typedef struct { Radio *radio; unsigned int *hemibuf; struct ListBase patchbase; int totpatch, totelem, totvert, totlamp; RNode **elem; /* globaal array van alle pointers */ VeNoCo *verts; /* tijdelijk vertices van patches */ float *formfactors; /* een factor per element */ float *topfactors, *sidefactors; /* LUT voor delta's */ int *index; /* LUT voor bovenstaande LUT */ Face **facebase; int totface; float min[3], max[3], size[3], cent[3]; /* world */ float maxsize, totenergy; float patchmin, patchmax; float elemmin, elemmax; float radfactor, lostenergy, igamma; /* radfac zit in button, radfactor wordt berekend */ int phase; /* this part is a copy of struct Radio */ short hemires, maxiter; short drawtype, flag; /* bit 0 en 1: limits laten zien */ short subshootp, subshoote, nodelim, maxsublamp; int maxnode; float convergence; float radfac, gamma; /* voor afbeelden */ } RadGlobal; extern RadGlobal RG; /* radfactors.c */ extern float calcStokefactor(RPatch *shoot, RPatch *rp, RNode *rn, float *area); extern void calcTopfactors(); void calcSidefactors(); extern void initradiosity(); extern void rad_make_hocos(RadView *vw); extern void hemizbuf(RadView *vw); extern int makeformfactors(RPatch *shoot); extern void applyformfactors(RPatch *shoot); extern RPatch *findshootpatch(); extern void setnodeflags(RNode *rn, int flag, int set); extern void backface_test(RPatch *shoot); extern void clear_backface_test(); extern void progressiverad(); extern void minmaxradelem(RNode *rn, float *min, float *max); extern void minmaxradelemfilt(RNode *rn, float *min, float *max, float *errmin, float *errmax); extern void subdivideshootElements(int it); extern void subdivideshootPatches(int it); extern void inithemiwindows(); extern void closehemiwindows(); /* radio.c */ extern void freeAllRad(); extern int rad_phase(); extern void printstatus(); extern void rad_setlimits(); extern void set_radglobal(); extern void add_radio(); extern void delete_radio(); extern int rad_go(void); extern void rad_limit_subdivide(); /* radnode.c */ extern void setnodelimit(float limit); extern float *mallocVert(); extern float *callocVert(); extern void freeVert(float *vert); extern RNode *mallocNode(); extern RNode *callocNode(); extern void freeNode(RNode *node); extern void freeNode_recurs(RNode *node); extern RPatch *mallocPatch(); extern RPatch *callocPatch(); extern void freePatch(RPatch *patch); extern void replaceAllNode(RNode *neighb, RNode *new); extern void replaceAllNodeInv(RNode *neighb, RNode *old); extern void replaceAllNodeUp(RNode *neighb, RNode *old); extern void replaceTestNode(RNode *neighb, RNode **edpp, RNode *new, int level, float *vert); /* radnode.c */ extern void start_fastmalloc(char *str); extern int setvertexpointersNode(RNode *neighb, RNode *node, int level, float **v1, float **v2); extern float edlen(float *v1, float *v2); extern void deleteNodes(RNode *node); extern void subdivideTriNode(RNode *node, RNode *edge); extern void subdivideNode(RNode *node, RNode *edge); extern int comparelevel(RNode *node, RNode *nb, int level); /* radpreprocess.c */ extern int VecCompare(float *v1, float *v2, float limit); extern void splitconnected(); extern int vergedge(const void *v1,const void *v2); extern void addedge(float *v1, float *v2, EdSort *es); extern void setedgepointers(); extern void rad_collect_meshes(); extern void countelem(RNode *rn); extern void countglobaldata(); extern void addelem(RNode ***el, RNode *rn, RPatch *rp); extern void makeGlobalElemArray(); extern void remakeGlobaldata(); extern void splitpatch(RPatch *old); extern void addpatch(RPatch *old, RNode *rn); extern void converttopatches(); extern void make_elements(); extern void subdividelamps(); extern void maxsizePatches(); /* radpostprocess.c */ extern void addaccu(register char *z, register char *t); extern void addaccuweight(register char *z, register char *t, int w); extern void triaweight(Face *face, int *w1, int *w2, int *w3); extern void init_face_tab(); extern Face *addface(); extern void makeface(float *v1, float *v2, float *v3, float *v4, unsigned int col); extern void anchorQuadface(RNode *rn, float *v1, float *v2, float *v3, float *v4, int flag); extern void anchorTriface(RNode *rn, float *v1, float *v2, float *v3, int flag); extern float *findmiddlevertex(RNode *node, RNode *nb, float *v1, float *v2); extern void make_face_tab(); extern void filterFaces(); extern void calcfiltrad(RNode *rn, float *cd); extern void filterNodes(); extern void removeEqualNodes(short limit); /* raddisplay.c */ extern char calculatecolor(float col); extern void make_node_display(); extern void drawnodeWire(RNode *rn); extern void drawsingnodeWire(RNode *rn); extern void drawnodeSolid(RNode *rn); extern void drawnodeGour(RNode *rn); extern void drawpatch(RPatch *patch, uint col); extern void drawnode_ext(RNode *rn, uint col); extern void drawOverflowElem(); extern void drawfaceGour(Face *face); extern void drawfaceSolid(Face *face); extern void drawfaceWire(Face *face); extern void drawsquare(float *cent, float size, short cox, short coy); extern void drawlimits(); extern void setcolNode(RNode *rn, uint *col); extern void pseudoAmb(); extern void rad_drawall(); extern void rad_forcedraw();