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greg |
2.8 |
/* RCSid $Id: rcontrib.h,v 2.7 2012/06/21 17:14:32 greg Exp $ */ |
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greg |
2.1 |
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/* |
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* Header file for rcontrib modules |
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*/ |
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greg |
2.7 |
#include "platform.h" |
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#include "paths.h" |
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greg |
2.8 |
#include "rtprocess.h" |
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greg |
2.1 |
#include "ray.h" |
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#include "func.h" |
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#include "lookup.h" |
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extern int gargc; /* global argc */ |
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extern char **gargv; /* global argv */ |
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extern char *octname; /* global octree name */ |
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extern int nproc; /* number of processes requested */ |
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extern int nchild; /* number of children (-1 in child) */ |
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extern int inpfmt; /* input format */ |
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extern int outfmt; /* output format */ |
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extern int header; /* output header? */ |
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extern int force_open; /* truncate existing output? */ |
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extern int recover; /* recover previous output? */ |
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extern int accumulate; /* input rays per output record */ |
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extern int contrib; /* computing contributions? */ |
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extern int xres; /* horizontal (scan) size */ |
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extern int yres; /* vertical resolution */ |
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extern int using_stdout; /* are we using stdout? */ |
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extern int imm_irrad; /* compute immediate irradiance? */ |
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extern int lim_dist; /* limit distance? */ |
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extern int account; /* current accumulation count */ |
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extern RNUMBER raysleft; /* number of rays left to trace */ |
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extern long waitflush; /* how long until next flush */ |
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greg |
2.3 |
extern RNUMBER lastray; /* last ray number sent */ |
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extern RNUMBER lastdone; /* last ray processed */ |
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greg |
2.1 |
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greg |
2.2 |
typedef double DCOLOR[3]; /* double-precision color */ |
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greg |
2.1 |
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/* |
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* The MODCONT structure is used to accumulate ray contributions |
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* for a particular modifier, which may be subdivided into bins |
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* if binv evaluates > 0. If outspec contains a %s in it, this will |
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* be replaced with the modifier name. If outspec contains a %d in it, |
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* this will be used to create one output file per bin, otherwise all bins |
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* will be written to the same file, in order. If the global outfmt |
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* is 'c', then a 4-byte RGBE pixel will be output for each bin value |
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* and the file will conform to a RADIANCE image if xres & yres are set. |
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*/ |
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typedef struct { |
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const char *outspec; /* output file specification */ |
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const char *modname; /* modifier name */ |
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EPNODE *binv; /* bin value expression */ |
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int nbins; /* number of contribution bins */ |
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DCOLOR cbin[1]; /* contribution bins (extends struct) */ |
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} MODCONT; /* modifier contribution */ |
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extern LUTAB modconttab; /* modifier contribution table */ |
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/* |
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* The STREAMOUT structure holds an open FILE pointer and a count of |
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* the number of RGB triplets per record, or 0 if unknown. |
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*/ |
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typedef struct { |
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FILE *ofp; /* output file pointer */ |
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int outpipe; /* output is to a pipe */ |
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int reclen; /* triplets/record */ |
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int xr, yr; /* output resolution for picture */ |
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} STREAMOUT; |
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extern LUTAB ofiletab; /* output stream table */ |
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#ifndef MAXPROCESS |
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#ifdef _WIN32 |
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#define MAXPROCESS 1 |
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#else |
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#define MAXPROCESS 128 |
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#endif |
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#endif |
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#ifndef MAXMODLIST |
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#define MAXMODLIST 2048 /* maximum modifiers we'll track */ |
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#endif |
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extern const char *modname[MAXMODLIST]; /* ordered modifier name list */ |
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extern int nmods; /* number of modifiers */ |
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extern char RCCONTEXT[]; /* special evaluation context */ |
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extern char *formstr(int f); /* return format identifier */ |
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extern void process_rcontrib(void); /* trace ray contributions */ |
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extern STREAMOUT * getostream(const char *ospec, const char *mname, |
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int bn, int noopen); |
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extern void mod_output(MODCONT *mp); |
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extern void end_record(void); |
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extern MODCONT *addmodifier(char *modn, char *outf, |
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char *binv, int bincnt); |
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extern void addmodfile(char *fname, char *outf, |
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char *binv, int bincnt); |
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extern void reload_output(void); |
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extern void recover_output(void); |
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extern int getvec(FVECT vec); |
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extern int in_rchild(void); |
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greg |
2.6 |
extern void end_children(int immed); |
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greg |
2.1 |
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greg |
2.2 |
extern void put_zero_record(int ndx); |
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greg |
2.1 |
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extern void parental_loop(void); /* controlling process */ |
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extern void rcontrib(void); /* main calculation loop */ |
