/**
 * $Id:$
 * ***** 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

   Version: $Id: radio.h,v 1.5 2000/07/25 08:53:07 nzc Exp $

   *************************************** */

#ifndef RADIO_H
#define RADIO_H "$Id: radio.h,v 1.5 2000/07/25 08:53:07 nzc Exp $"

#include "blender.h"
#include "graphics.h"

/* type include */
#include "radio_types.h"

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 *, RNode *);
extern void replaceAllNodeInv(RNode *neighb, RNode *old);
extern void replaceAllNodeUp(RNode *neighb, RNode *old);
extern void replaceTestNode(RNode *, RNode **, RNode *, int , float *);

/* 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();

#endif /* RADIO_H */