| 1 |
greg |
1.1 |
/* Copyright (c) 1990 Regents of the University of California */
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| 2 |
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| 3 |
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#ifndef lint
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| 4 |
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static char SCCSid[] = "$SunId$ LBL";
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| 5 |
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#endif
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| 6 |
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| 7 |
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/*
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| 8 |
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* Convert IES luminaire data to Radiance description
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| 9 |
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*
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| 10 |
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* 07Apr90 Greg Ward
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| 11 |
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*/
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| 12 |
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| 13 |
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#include <stdio.h>
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| 14 |
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#include <ctype.h>
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| 15 |
greg |
1.2 |
#include "color.h"
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| 16 |
greg |
1.1 |
|
| 17 |
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#define PI 3.14159265358979323846
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| 18 |
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/* floating comparisons */
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| 19 |
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#define FTINY 1e-6
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| 20 |
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#define FEQ(a,b) ((a)<=(b)+FTINY&&(a)>=(b)-FTINY)
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| 21 |
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/* tilt specs */
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| 22 |
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#define TLTSTR "TILT="
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| 23 |
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#define TLTSTRLEN 5
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| 24 |
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#define TLTNONE "NONE"
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| 25 |
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#define TLTINCL "INCLUDE"
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| 26 |
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#define TLT_VERT 1
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| 27 |
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#define TLT_H0 2
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| 28 |
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#define TLT_H90 3
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| 29 |
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/* photometric types */
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| 30 |
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#define PM_C 1
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| 31 |
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#define PM_B 2
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| 32 |
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/* unit types */
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| 33 |
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#define U_FEET 1
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| 34 |
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#define U_METERS 2
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| 35 |
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/* string lengths */
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| 36 |
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#define MAXLINE 132
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| 37 |
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#define MAXWORD 76
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| 38 |
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#define MAXPATH 128
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| 39 |
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/* file types */
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| 40 |
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#define T_RAD ".rad"
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| 41 |
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#define T_DST ".dat"
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| 42 |
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#define T_TLT "+.dat"
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| 43 |
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/* shape types */
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| 44 |
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#define RECT 1
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| 45 |
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#define DISK 2
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| 46 |
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#define SPHERE 3
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| 47 |
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| 48 |
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#define MINDIM .001 /* minimum dimension (point source) */
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| 49 |
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| 50 |
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#define F_M .3048 /* feet to meters */
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| 51 |
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| 52 |
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#define abspath(p) ((p)[0] == '/' || (p)[0] == '.')
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| 53 |
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| 54 |
greg |
1.2 |
static char default_name[] = "default";
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| 55 |
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| 56 |
greg |
1.1 |
char *libdir = NULL; /* library directory location */
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| 57 |
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char *prefdir = NULL; /* subdirectory */
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| 58 |
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char *lampdat = "lamp.tab"; /* lamp data file */
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| 59 |
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| 60 |
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double meters2out = 1.0; /* conversion from meters to output */
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| 61 |
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char *lamptype = NULL; /* selected lamp type */
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| 62 |
greg |
1.2 |
char *deflamp = NULL; /* default lamp type */
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| 63 |
greg |
1.1 |
float defcolor[3] = {1.,1.,1.}; /* default lamp color */
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| 64 |
greg |
1.2 |
float *lampcolor = defcolor; /* pointer to current lamp color */
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| 65 |
greg |
1.1 |
double multiplier = 1.0; /* multiplier for all light sources */
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| 66 |
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char units[64] = "meters"; /* output units */
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| 67 |
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double minaspect = 0.0; /* minimum allowed aspect ratio */
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| 68 |
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int maxemitters = 1; /* maximum emitters per hemisphere */
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| 69 |
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double illumrad = 0.0; /* radius for illum sphere */
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| 70 |
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| 71 |
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typedef struct {
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| 72 |
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int type; /* RECT, DISK, SPHERE */
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| 73 |
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double w, l, h; /* width, length, height */
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| 74 |
greg |
1.3 |
double area; /* max. projected area */
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| 75 |
greg |
1.1 |
} SHAPE; /* a source shape */
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| 76 |
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| 77 |
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int gargc; /* global argc (minus filenames) */
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| 78 |
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char **gargv; /* global argv */
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| 79 |
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| 80 |
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extern char *strcpy(), *strcat(), *stradd(), *tailtrunc(), *filetrunc(),
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| 81 |
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*filename(), *libname(), *fullname(), *malloc();
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| 82 |
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extern float *matchlamp();
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| 83 |
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| 84 |
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| 85 |
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main(argc, argv)
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| 86 |
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int argc;
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| 87 |
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char *argv[];
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| 88 |
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{
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| 89 |
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char *outfile = NULL;
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| 90 |
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int status;
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| 91 |
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char outname[MAXWORD];
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| 92 |
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double d1;
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| 93 |
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int i;
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| 94 |
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| 95 |
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for (i = 1; i < argc && argv[i][0] == '-'; i++)
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| 96 |
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switch (argv[i][1]) {
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| 97 |
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case 'd': /* dimensions */
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| 98 |
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if (argv[i][2] == '\0')
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| 99 |
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goto badopt;
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| 100 |
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if (argv[i][3] == '\0')
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| 101 |
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d1 = 1.0;
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| 102 |
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else if (argv[i][3] == '/') {
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| 103 |
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d1 = atof(argv[i]+4);
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| 104 |
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if (d1 <= FTINY)
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| 105 |
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goto badopt;
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| 106 |
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} else
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| 107 |
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goto badopt;
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| 108 |
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switch (argv[i][2]) {
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| 109 |
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case 'c': /* centimeters */
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| 110 |
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if (FEQ(d1,10.))
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| 111 |
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strcpy(units,"millimeters");
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| 112 |
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else {
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| 113 |
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strcpy(units,"centimeters");
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| 114 |
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strcat(units,argv[i]+3);
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| 115 |
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}
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| 116 |
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meters2out = 100.*d1;
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| 117 |
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break;
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| 118 |
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case 'm': /* meters */
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| 119 |
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if (FEQ(d1,1000.))
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| 120 |
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strcpy(units,"millimeters");
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| 121 |
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else if (FEQ(d1,100.))
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| 122 |
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strcpy(units,"centimeters");
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| 123 |
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else {
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| 124 |
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strcpy(units,"meters");
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| 125 |
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strcat(units,argv[i]+3);
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| 126 |
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}
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| 127 |
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meters2out = d1;
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| 128 |
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break;
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| 129 |
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case 'i': /* inches */
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| 130 |
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strcpy(units,"inches");
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| 131 |
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strcat(units,argv[i]+3);
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| 132 |
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meters2out = d1*(12./F_M);
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| 133 |
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break;
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| 134 |
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case 'f': /* feet */
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| 135 |
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if (FEQ(d1,12.))
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| 136 |
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strcpy(units,"inches");
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| 137 |
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else {
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| 138 |
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strcpy(units,"feet");
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| 139 |
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strcat(units,argv[i]+3);
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| 140 |
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}
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| 141 |
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meters2out = d1/F_M;
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| 142 |
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break;
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| 143 |
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default:
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| 144 |
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goto badopt;
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| 145 |
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}
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| 146 |
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break;
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| 147 |
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case 'l': /* library directory */
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| 148 |
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libdir = argv[++i];
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| 149 |
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break;
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| 150 |
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case 'p': /* prefix subdirectory */
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| 151 |
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prefdir = argv[++i];
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| 152 |
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break;
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| 153 |
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case 'f': /* lamp data file */
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| 154 |
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lampdat = argv[++i];
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| 155 |
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break;
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| 156 |
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case 'o': /* output file name */
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| 157 |
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outfile = argv[++i];
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| 158 |
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break;
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| 159 |
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case 's': /* square emitters */
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| 160 |
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minaspect = .6;
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| 161 |
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if (argv[i][2] == '/') {
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| 162 |
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maxemitters = atoi(argv[i]+3);
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| 163 |
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if (maxemitters < 1)
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| 164 |
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goto badopt;
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| 165 |
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}
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| 166 |
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break;
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| 167 |
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case 'i': /* illum */
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| 168 |
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illumrad = atof(argv[++i]);
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| 169 |
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if (illumrad < MINDIM)
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| 170 |
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illumrad = MINDIM;
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| 171 |
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break;
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| 172 |
greg |
1.2 |
case 't': /* override lamp type */
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| 173 |
greg |
1.1 |
lamptype = argv[++i];
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| 174 |
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break;
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| 175 |
greg |
1.2 |
case 'u': /* default lamp type */
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| 176 |
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deflamp = argv[++i];
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| 177 |
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break;
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| 178 |
greg |
1.1 |
case 'c': /* default lamp color */
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| 179 |
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defcolor[0] = atof(argv[++i]);
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| 180 |
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defcolor[1] = atof(argv[++i]);
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| 181 |
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defcolor[2] = atof(argv[++i]);
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| 182 |
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break;
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| 183 |
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case 'm': /* multiplier */
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| 184 |
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multiplier = atof(argv[++i]);
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| 185 |
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break;
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| 186 |
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default:
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| 187 |
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badopt:
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| 188 |
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fprintf(stderr, "%s: bad option: %s\n",
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| 189 |
|
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argv[0], argv[i]);
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| 190 |
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exit(1);
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| 191 |
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}
|
| 192 |
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gargc = i;
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| 193 |
|
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gargv = argv;
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| 194 |
greg |
1.2 |
initlamps(); /* get lamp data (if needed) */
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| 195 |
greg |
1.1 |
/* convert ies file(s) */
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| 196 |
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if (outfile != NULL) {
|
| 197 |
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if (i == argc)
|
| 198 |
|
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exit(ies2rad(NULL, outfile) == 0 ? 0 : 1);
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| 199 |
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else if (i == argc-1)
|
| 200 |
|
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exit(ies2rad(argv[i], outfile) == 0 ? 0 : 1);
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| 201 |
|
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else {
|
| 202 |
|
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fprintf(stderr, "%s: single input file required\n",
|
| 203 |
|
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argv[0]);
|
| 204 |
|
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exit(1);
|
| 205 |
|
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}
|
| 206 |
|
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} else if (i >= argc) {
|
| 207 |
|
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fprintf(stderr, "%s: missing output file specification\n",
|
| 208 |
|
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argv[0]);
|
| 209 |
|
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exit(1);
|
| 210 |
|
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}
|
| 211 |
|
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status = 0;
|
| 212 |
|
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for ( ; i < argc; i++) {
|
| 213 |
|
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tailtrunc(strcpy(outname,filename(argv[i])));
|
| 214 |
|
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if (ies2rad(argv[i], outname) != 0)
|
| 215 |
|
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status = 1;
|
| 216 |
|
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}
|
| 217 |
|
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exit(status);
|
| 218 |
greg |
1.2 |
}
|
| 219 |
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|
| 220 |
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|
| 221 |
|
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initlamps() /* set up lamps */
|
| 222 |
|
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{
|
| 223 |
|
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float *lcol;
|
| 224 |
|
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int status;
|
| 225 |
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|
| 226 |
|
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if (lamptype != NULL && !strcmp(lamptype, default_name) &&
|
| 227 |
|
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deflamp == NULL)
|
| 228 |
|
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return; /* no need for data */
|
| 229 |
|
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/* else load file */
|
| 230 |
|
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if ((status = loadlamps(lampdat)) < 0)
|
| 231 |
|
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exit(1);
|
| 232 |
|
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if (status == 0) {
|
| 233 |
|
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fprintf(stderr, "%s: warning - no lamp data\n", lampdat);
|
| 234 |
|
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lamptype = default_name;
|
| 235 |
|
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return;
|
| 236 |
|
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}
|
| 237 |
|
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if (deflamp != NULL) { /* match default type */
|
| 238 |
|
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if ((lcol = matchlamp(deflamp)) == NULL)
|
| 239 |
|
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fprintf(stderr,
|
| 240 |
|
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"%s: warning - unknown default lamp type\n",
|
| 241 |
|
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deflamp);
|
| 242 |
|
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else
|
| 243 |
|
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copycolor(defcolor, lcol);
|
| 244 |
|
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}
|
| 245 |
|
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if (lamptype != NULL) { /* match selected type */
|
| 246 |
|
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if (strcmp(lamptype, default_name)) {
|
| 247 |
|
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if ((lcol = matchlamp(lamptype)) == NULL) {
|
| 248 |
|
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fprintf(stderr,
|
| 249 |
|
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"%s: warning - unknown lamp type\n",
|
| 250 |
|
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lamptype);
|
| 251 |
|
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lamptype = default_name;
|
| 252 |
|
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} else
|
| 253 |
|
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copycolor(defcolor, lcol);
|
| 254 |
|
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}
|
| 255 |
|
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freelamps(); /* all done with data */
|
| 256 |
|
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}
|
| 257 |
|
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/* else keep lamp data */
|
| 258 |
greg |
1.1 |
}
|
| 259 |
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|
| 260 |
|
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|
| 261 |
|
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char *
|
| 262 |
|
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stradd(dst, src, sep) /* add a string at dst */
|
| 263 |
|
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register char *dst, *src;
|
| 264 |
|
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int sep;
|
| 265 |
|
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{
|
| 266 |
|
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if (src && *src) {
|
| 267 |
|
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do
|
| 268 |
|
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*dst++ = *src++;
|
| 269 |
|
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while (*src);
|
| 270 |
|
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if (sep && dst[-1] != sep)
|
| 271 |
|
|
*dst++ = sep;
|
| 272 |
|
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}
|
| 273 |
|
|
*dst = '\0';
|
| 274 |
|
|
return(dst);
|
| 275 |
|
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}
|
| 276 |
|
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|
| 277 |
|
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|
| 278 |
|
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char *
|
| 279 |
|
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fullname(path, fname, suffix) /* return full path name */
|
| 280 |
|
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char *path, *fname, *suffix;
|
| 281 |
|
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{
|
| 282 |
|
|
if (prefdir != NULL && abspath(prefdir))
|
| 283 |
|
|
libname(path, fname, suffix);
|
| 284 |
|
|
else if (abspath(fname))
|
| 285 |
|
|
strcpy(stradd(path, fname, 0), suffix);
|
| 286 |
|
|
else
|
| 287 |
|
|
libname(stradd(path, libdir, '/'), fname, suffix);
|
| 288 |
|
|
|
| 289 |
|
|
return(path);
|
| 290 |
|
|
}
|
| 291 |
|
|
|
| 292 |
|
|
|
| 293 |
|
|
char *
|
| 294 |
|
|
libname(path, fname, suffix) /* return library relative name */
|
| 295 |
|
|
char *path, *fname, *suffix;
|
| 296 |
|
|
{
|
| 297 |
|
|
if (abspath(fname))
|
| 298 |
|
|
strcpy(stradd(path, fname, 0), suffix);
|
| 299 |
|
|
else
|
| 300 |
|
|
strcpy(stradd(stradd(path, prefdir, '/'), fname, 0), suffix);
|
| 301 |
|
|
|
| 302 |
|
|
return(path);
|
| 303 |
|
|
}
|
| 304 |
|
|
|
| 305 |
|
|
|
| 306 |
|
|
char *
|
| 307 |
|
|
filename(path) /* get final component of pathname */
|
| 308 |
|
|
register char *path;
|
| 309 |
|
|
{
|
| 310 |
|
|
register char *cp;
|
| 311 |
|
|
|
| 312 |
|
|
for (cp = path; *path; path++)
|
| 313 |
|
|
if (*path == '/')
|
| 314 |
|
|
cp = path+1;
|
| 315 |
|
|
return(cp);
|
| 316 |
|
|
}
|
| 317 |
|
|
|
| 318 |
|
|
|
| 319 |
|
|
char *
|
| 320 |
|
|
filetrunc(path) /* truncate filename at end of path */
|
| 321 |
|
|
char *path;
|
| 322 |
|
|
{
|
| 323 |
|
|
register char *p1, *p2;
|
| 324 |
|
|
|
| 325 |
|
|
for (p1 = p2 = path; *p2; p2++)
|
| 326 |
|
|
if (*p2 == '/')
|
| 327 |
|
|
p1 = p2;
|
| 328 |
|
|
*p1 = '\0';
|
| 329 |
|
|
return(path);
|
| 330 |
|
|
}
|
| 331 |
|
|
|
| 332 |
|
|
|
| 333 |
|
|
char *
|
| 334 |
|
|
tailtrunc(name) /* truncate tail of filename */
|
| 335 |
|
|
char *name;
|
| 336 |
|
|
{
|
| 337 |
|
|
register char *p1, *p2;
|
| 338 |
|
|
|
| 339 |
|
|
for (p1 = filename(name); *p1 == '.'; p1++)
|
| 340 |
|
|
;
|
| 341 |
|
|
p2 = NULL;
|
| 342 |
|
|
for ( ; *p1; p1++)
|
| 343 |
|
|
if (*p1 == '.')
|
| 344 |
|
|
p2 = p1;
|
| 345 |
|
|
if (p2 != NULL)
|
| 346 |
|
|
*p2 = '\0';
|
| 347 |
|
|
return(name);
|
| 348 |
|
|
}
|
| 349 |
|
|
|
| 350 |
|
|
|
| 351 |
|
|
blanktrunc(s) /* truncate spaces at end of line */
|
| 352 |
|
|
char *s;
|
| 353 |
|
|
{
|
| 354 |
|
|
register char *cp;
|
| 355 |
|
|
|
| 356 |
|
|
for (cp = s; *cp; cp++)
|
| 357 |
|
|
;
|
| 358 |
|
|
while (cp-- > s && isspace(*cp))
|
| 359 |
|
|
;
|
| 360 |
|
|
*++cp = '\0';
|
| 361 |
|
|
}
|
| 362 |
|
|
|
| 363 |
|
|
|
| 364 |
|
|
putheader(out) /* print header */
|
| 365 |
|
|
FILE *out;
|
| 366 |
|
|
{
|
| 367 |
|
|
register int i;
|
| 368 |
|
|
|
| 369 |
|
|
putc('#', out);
|
| 370 |
|
|
for (i = 0; i < gargc; i++) {
|
| 371 |
|
|
putc(' ', out);
|
| 372 |
|
|
fputs(gargv[i], out);
|
| 373 |
|
|
}
|
| 374 |
|
|
fputs("\n# Dimensions in ", out);
|
| 375 |
|
|
fputs(units, out);
|
| 376 |
|
|
putc('\n', out);
|
| 377 |
|
|
}
|
| 378 |
|
|
|
| 379 |
|
|
|
| 380 |
|
|
ies2rad(inpname, outname) /* convert IES file */
|
| 381 |
|
|
char *inpname, *outname;
|
| 382 |
|
|
{
|
| 383 |
|
|
char buf[MAXLINE], tltid[MAXWORD];
|
| 384 |
|
|
FILE *inpfp, *outfp;
|
| 385 |
|
|
|
| 386 |
|
|
if (inpname == NULL) {
|
| 387 |
|
|
inpname = "<stdin>";
|
| 388 |
|
|
inpfp = stdin;
|
| 389 |
|
|
} else if ((inpfp = fopen(inpname, "r")) == NULL) {
|
| 390 |
|
|
perror(inpname);
|
| 391 |
|
|
return(-1);
|
| 392 |
|
|
}
|
| 393 |
|
|
if ((outfp = fopen(fullname(buf,outname,T_RAD), "w")) == NULL) {
|
| 394 |
|
|
perror(buf);
|
| 395 |
|
|
fclose(inpfp);
|
| 396 |
|
|
return(-1);
|
| 397 |
|
|
}
|
| 398 |
|
|
putheader(outfp);
|
| 399 |
|
|
if (lamptype == NULL)
|
| 400 |
|
|
lampcolor = NULL;
|
| 401 |
|
|
while (fgets(buf,sizeof(buf),inpfp) != NULL
|
| 402 |
|
|
&& strncmp(buf,TLTSTR,TLTSTRLEN)) {
|
| 403 |
|
|
blanktrunc(buf);
|
| 404 |
|
|
if (!buf[0])
|
| 405 |
|
|
continue;
|
| 406 |
|
|
fputs("#<", outfp);
|
| 407 |
|
|
fputs(buf, outfp);
|
| 408 |
|
|
putc('\n', outfp);
|
| 409 |
|
|
if (lampcolor == NULL)
|
| 410 |
|
|
lampcolor = matchlamp(buf);
|
| 411 |
|
|
}
|
| 412 |
|
|
if (lampcolor == NULL) {
|
| 413 |
|
|
fprintf(stderr, "%s: warning - no lamp type\n", inpname);
|
| 414 |
|
|
lampcolor = defcolor;
|
| 415 |
|
|
}
|
| 416 |
|
|
if (feof(inpfp)) {
|
| 417 |
|
|
fprintf(stderr, "%s: not in IES format\n", inpname);
|
| 418 |
|
|
goto readerr;
|
| 419 |
|
|
}
|
| 420 |
|
|
sscanf(buf+TLTSTRLEN, "%s", tltid);
|
| 421 |
|
|
if (inpfp == stdin)
|
| 422 |
|
|
buf[0] = '\0';
|
| 423 |
|
|
else
|
| 424 |
|
|
filetrunc(strcpy(buf, inpname));
|
| 425 |
|
|
if (dotilt(inpfp, outfp, buf, tltid, outname, tltid) != 0) {
|
| 426 |
|
|
fprintf(stderr, "%s: bad tilt data\n", inpname);
|
| 427 |
|
|
goto readerr;
|
| 428 |
|
|
}
|
| 429 |
|
|
if (dosource(inpfp, outfp, tltid, outname) != 0) {
|
| 430 |
|
|
fprintf(stderr, "%s: bad luminaire data\n", inpname);
|
| 431 |
|
|
goto readerr;
|
| 432 |
|
|
}
|
| 433 |
|
|
fclose(outfp);
|
| 434 |
|
|
fclose(inpfp);
|
| 435 |
|
|
return(0);
|
| 436 |
|
|
readerr:
|
| 437 |
|
|
fclose(outfp);
|
| 438 |
|
|
fclose(inpfp);
|
| 439 |
|
|
unlink(fullname(buf,outname,T_RAD));
|
| 440 |
|
|
return(-1);
|
| 441 |
|
|
}
|
| 442 |
|
|
|
| 443 |
|
|
|
| 444 |
|
|
dotilt(in, out, dir, tltspec, dfltname, tltid) /* convert tilt data */
|
| 445 |
|
|
FILE *in, *out;
|
| 446 |
|
|
char *dir, *tltspec, *dfltname, *tltid;
|
| 447 |
|
|
{
|
| 448 |
|
|
int nangles, tlt_type;
|
| 449 |
|
|
double minmax[2];
|
| 450 |
|
|
char buf[MAXPATH], tltname[MAXWORD];
|
| 451 |
|
|
FILE *datin, *datout;
|
| 452 |
|
|
|
| 453 |
|
|
if (!strcmp(tltspec, TLTNONE)) {
|
| 454 |
|
|
datin = NULL;
|
| 455 |
|
|
strcpy(tltid, "void");
|
| 456 |
|
|
} else if (!strcmp(tltspec, TLTINCL)) {
|
| 457 |
|
|
datin = in;
|
| 458 |
|
|
strcpy(tltname, dfltname);
|
| 459 |
|
|
} else {
|
| 460 |
|
|
if (tltspec[0] == '/')
|
| 461 |
|
|
strcpy(buf, tltspec);
|
| 462 |
|
|
else
|
| 463 |
|
|
strcpy(stradd(buf, dir, '/'), tltspec);
|
| 464 |
|
|
if ((datin = fopen(buf, "r")) == NULL) {
|
| 465 |
|
|
perror(buf);
|
| 466 |
|
|
return(-1);
|
| 467 |
|
|
}
|
| 468 |
|
|
tailtrunc(strcpy(tltname,filename(tltspec)));
|
| 469 |
|
|
}
|
| 470 |
|
|
if (datin != NULL) {
|
| 471 |
|
|
if ((datout = fopen(fullname(buf,tltname,T_TLT),"w")) == NULL) {
|
| 472 |
|
|
perror(buf);
|
| 473 |
|
|
if (datin != in)
|
| 474 |
|
|
fclose(datin);
|
| 475 |
|
|
return(-1);
|
| 476 |
|
|
}
|
| 477 |
|
|
if (fscanf(datin, "%d %d", &tlt_type, &nangles) != 2
|
| 478 |
|
|
|| cvdata(datin,datout,1,&nangles,1.,minmax) != 0) {
|
| 479 |
|
|
fprintf(stderr, "%s: data format error\n", tltspec);
|
| 480 |
|
|
fclose(datout);
|
| 481 |
|
|
if (datin != in)
|
| 482 |
|
|
fclose(datin);
|
| 483 |
|
|
unlink(fullname(buf,tltname,T_TLT));
|
| 484 |
|
|
return(-1);
|
| 485 |
|
|
}
|
| 486 |
|
|
fclose(datout);
|
| 487 |
|
|
if (datin != in)
|
| 488 |
|
|
fclose(datin);
|
| 489 |
|
|
strcat(strcpy(tltid, filename(tltname)), "_tilt");
|
| 490 |
|
|
fprintf(out, "\nvoid brightdata %s\n", tltid);
|
| 491 |
|
|
libname(buf,tltname,T_TLT);
|
| 492 |
|
|
switch (tlt_type) {
|
| 493 |
|
|
case TLT_VERT: /* vertical */
|
| 494 |
|
|
fprintf(out, "4 noop %s tilt.cal %s\n", buf,
|
| 495 |
|
|
minmax[1]>90.+FTINY ? "tilt_ang" : "tilt_ang2");
|
| 496 |
|
|
break;
|
| 497 |
|
|
case TLT_H0: /* horiz. in 0 deg. plane */
|
| 498 |
|
|
fprintf(out, "6 noop %s tilt.cal %s -rz 90\n", buf,
|
| 499 |
|
|
minmax[1]>90.+FTINY ? "tilt_xang" : "tilt_xang2");
|
| 500 |
|
|
break;
|
| 501 |
|
|
case TLT_H90:
|
| 502 |
|
|
fprintf(out, "4 noop %s tilt.cal %s\n", buf,
|
| 503 |
|
|
minmax[1]>90.+FTINY ? "tilt_xang" : "tilt_xang2");
|
| 504 |
|
|
break;
|
| 505 |
|
|
default:
|
| 506 |
|
|
fprintf(stderr,
|
| 507 |
|
|
"%s: illegal lamp to luminaire geometry (%d)\n",
|
| 508 |
|
|
tltspec, tlt_type);
|
| 509 |
|
|
return(-1);
|
| 510 |
|
|
}
|
| 511 |
|
|
fprintf(out, "0\n0\n");
|
| 512 |
|
|
}
|
| 513 |
|
|
return(0);
|
| 514 |
|
|
}
|
| 515 |
|
|
|
| 516 |
|
|
|
| 517 |
|
|
dosource(in, out, mod, name) /* create source and distribution */
|
| 518 |
|
|
FILE *in, *out;
|
| 519 |
|
|
char *mod, *name;
|
| 520 |
|
|
{
|
| 521 |
|
|
SHAPE srcshape;
|
| 522 |
|
|
char buf[MAXPATH], id[MAXWORD];
|
| 523 |
|
|
FILE *datout;
|
| 524 |
|
|
double mult, bfactor, pfactor, width, length, height, wattage;
|
| 525 |
|
|
double bounds[2][2];
|
| 526 |
|
|
int nangles[2], pmtype, unitype;
|
| 527 |
|
|
double d1;
|
| 528 |
|
|
|
| 529 |
|
|
if (fscanf(in, "%*d %*f %lf %d %d %d %d %lf %lf %lf %lf %lf %lf",
|
| 530 |
|
|
&mult, &nangles[0], &nangles[1], &pmtype, &unitype,
|
| 531 |
|
|
&width, &length, &height, &bfactor, &pfactor,
|
| 532 |
|
|
&wattage) != 11) {
|
| 533 |
|
|
fprintf(stderr, "dosource: bad lamp specification\n");
|
| 534 |
|
|
return(-1);
|
| 535 |
|
|
}
|
| 536 |
|
|
if (nangles[0] < 2 || nangles[1] < 1) {
|
| 537 |
|
|
fprintf(stderr, "dosource: too few measured angles\n");
|
| 538 |
|
|
return(-1);
|
| 539 |
|
|
}
|
| 540 |
|
|
if (unitype == U_FEET) {
|
| 541 |
|
|
width *= F_M;
|
| 542 |
|
|
length *= F_M;
|
| 543 |
|
|
height *= F_M;
|
| 544 |
|
|
}
|
| 545 |
|
|
if (makeshape(&srcshape, width, length, height) != 0) {
|
| 546 |
|
|
fprintf(stderr, "dosource: illegal source dimensions");
|
| 547 |
|
|
return(-1);
|
| 548 |
|
|
}
|
| 549 |
|
|
if ((datout = fopen(fullname(buf,name,T_DST), "w")) == NULL) {
|
| 550 |
|
|
perror(buf);
|
| 551 |
|
|
return(-1);
|
| 552 |
|
|
}
|
| 553 |
greg |
1.5 |
if (cvdata(in, datout, 2, nangles, 1./WHTEFFICACY, bounds) != 0) {
|
| 554 |
greg |
1.1 |
fprintf(stderr, "dosource: bad distribution data\n");
|
| 555 |
|
|
fclose(datout);
|
| 556 |
|
|
unlink(fullname(buf,name,T_DST));
|
| 557 |
|
|
return(-1);
|
| 558 |
|
|
}
|
| 559 |
|
|
fclose(datout);
|
| 560 |
|
|
fprintf(out, "# %g watt luminaire, lamp*ballast factor = %g\n",
|
| 561 |
|
|
wattage, bfactor*pfactor);
|
| 562 |
|
|
strcat(strcpy(id, filename(name)), "_dist");
|
| 563 |
|
|
fprintf(out, "\n%s brightdata %s\n", mod, id);
|
| 564 |
|
|
if (nangles[1] < 2)
|
| 565 |
|
|
fprintf(out, "4 ");
|
| 566 |
|
|
else if (pmtype == PM_B)
|
| 567 |
|
|
fprintf(out, "5 ");
|
| 568 |
|
|
else if (FEQ(bounds[1][0],90.) && FEQ(bounds[1][1],270.))
|
| 569 |
|
|
fprintf(out, "8 ");
|
| 570 |
|
|
else
|
| 571 |
|
|
fprintf(out, "6 ");
|
| 572 |
|
|
fprintf(out, "%s %s source.cal ",
|
| 573 |
|
|
srcshape.type==SPHERE ? "corr" : "flatcorr",
|
| 574 |
|
|
libname(buf,name,T_DST));
|
| 575 |
|
|
if (pmtype == PM_B) {
|
| 576 |
|
|
if (FEQ(bounds[1][0],0.))
|
| 577 |
|
|
fprintf(out, "srcB_horiz2 ");
|
| 578 |
|
|
else
|
| 579 |
|
|
fprintf(out, "srcB_horiz ");
|
| 580 |
|
|
fprintf(out, "srcB_vert ");
|
| 581 |
|
|
} else {
|
| 582 |
|
|
if (nangles[1] >= 2) {
|
| 583 |
|
|
d1 = bounds[1][1] - bounds[1][0];
|
| 584 |
|
|
if (d1 <= 90.+FTINY)
|
| 585 |
|
|
fprintf(out, "src_phi4 ");
|
| 586 |
|
|
else if (d1 <= 180.+FTINY)
|
| 587 |
|
|
fprintf(out, "src_phi2 ");
|
| 588 |
|
|
else
|
| 589 |
|
|
fprintf(out, "src_phi ");
|
| 590 |
|
|
fprintf(out, "src_theta -my ");
|
| 591 |
|
|
if (FEQ(bounds[1][0],90.) && FEQ(bounds[1][1],270.))
|
| 592 |
|
|
fprintf(out, "-rz -90 ");
|
| 593 |
|
|
} else
|
| 594 |
|
|
fprintf(out, "src_theta ");
|
| 595 |
|
|
}
|
| 596 |
|
|
fprintf(out, "\n0\n1 %g\n", multiplier*mult*bfactor*pfactor);
|
| 597 |
|
|
if (putsource(&srcshape, out, id, filename(name),
|
| 598 |
|
|
bounds[0][0]<90., bounds[0][1]>90.) != 0)
|
| 599 |
|
|
return(-1);
|
| 600 |
|
|
return(0);
|
| 601 |
|
|
}
|
| 602 |
|
|
|
| 603 |
|
|
|
| 604 |
|
|
putsource(shp, fp, mod, name, dolower, doupper) /* put out source */
|
| 605 |
|
|
SHAPE *shp;
|
| 606 |
|
|
FILE *fp;
|
| 607 |
|
|
char *mod, *name;
|
| 608 |
|
|
int dolower, doupper;
|
| 609 |
|
|
{
|
| 610 |
|
|
char buf[MAXWORD];
|
| 611 |
|
|
|
| 612 |
|
|
fprintf(fp, "\n%s %s %s_light\n", mod,
|
| 613 |
|
|
illumrad>=MINDIM/2. ? "illum" : "light",
|
| 614 |
|
|
name);
|
| 615 |
|
|
fprintf(fp, "0\n0\n3 %g %g %g\n",
|
| 616 |
|
|
lampcolor[0]/shp->area,
|
| 617 |
|
|
lampcolor[1]/shp->area,
|
| 618 |
|
|
lampcolor[2]/shp->area);
|
| 619 |
|
|
if (doupper && dolower && shp->type != SPHERE && shp->h > MINDIM) {
|
| 620 |
|
|
fprintf(fp, "\n%s glow %s_glow\n", mod, name);
|
| 621 |
|
|
fprintf(fp, "0\n0\n4 %g %g %g 0\n",
|
| 622 |
|
|
lampcolor[0]/shp->area,
|
| 623 |
|
|
lampcolor[1]/shp->area,
|
| 624 |
|
|
lampcolor[2]/shp->area);
|
| 625 |
|
|
}
|
| 626 |
|
|
switch (shp->type) {
|
| 627 |
|
|
case RECT:
|
| 628 |
|
|
strcat(strcpy(buf, name), "_light");
|
| 629 |
|
|
if (dolower)
|
| 630 |
|
|
putrectsrc(shp, fp, buf, name, 0);
|
| 631 |
|
|
if (doupper)
|
| 632 |
|
|
putrectsrc(shp, fp, buf, name, 1);
|
| 633 |
|
|
if (doupper && dolower && shp->h > MINDIM) {
|
| 634 |
|
|
strcat(strcpy(buf, name), "_glow");
|
| 635 |
|
|
putsides(shp, fp, buf, name);
|
| 636 |
|
|
}
|
| 637 |
|
|
break;
|
| 638 |
|
|
case DISK:
|
| 639 |
|
|
strcat(strcpy(buf, name), "_light");
|
| 640 |
|
|
if (dolower)
|
| 641 |
|
|
putdisksrc(shp, fp, buf, name, 0);
|
| 642 |
|
|
if (doupper)
|
| 643 |
|
|
putdisksrc(shp, fp, buf, name, 1);
|
| 644 |
|
|
if (doupper && dolower && shp->h > MINDIM) {
|
| 645 |
|
|
strcat(strcpy(buf, name), "_glow");
|
| 646 |
|
|
putcyl(shp, fp, buf, name);
|
| 647 |
|
|
}
|
| 648 |
|
|
break;
|
| 649 |
|
|
case SPHERE:
|
| 650 |
|
|
strcat(strcpy(buf, name), "_light");
|
| 651 |
|
|
putspheresrc(shp, fp, buf, name);
|
| 652 |
|
|
break;
|
| 653 |
|
|
}
|
| 654 |
|
|
return(0);
|
| 655 |
|
|
}
|
| 656 |
|
|
|
| 657 |
|
|
|
| 658 |
|
|
makeshape(shp, width, length, height) /* make source shape */
|
| 659 |
|
|
register SHAPE *shp;
|
| 660 |
|
|
double width, length, height;
|
| 661 |
|
|
{
|
| 662 |
|
|
if (illumrad >= MINDIM/2.) {
|
| 663 |
|
|
shp->type = SPHERE;
|
| 664 |
|
|
shp->w = shp->l = shp->h = 2.*illumrad;
|
| 665 |
|
|
} else if (width < MINDIM) {
|
| 666 |
|
|
width = -width;
|
| 667 |
|
|
if (width < MINDIM) {
|
| 668 |
|
|
shp->type = SPHERE;
|
| 669 |
|
|
shp->w = shp->l = shp->h = MINDIM;
|
| 670 |
|
|
} else if (height < .5*width) {
|
| 671 |
|
|
shp->type = DISK;
|
| 672 |
|
|
shp->w = shp->l = width;
|
| 673 |
|
|
if (height >= MINDIM)
|
| 674 |
|
|
shp->h = height;
|
| 675 |
|
|
else
|
| 676 |
|
|
shp->h = .5*MINDIM;
|
| 677 |
|
|
} else {
|
| 678 |
|
|
shp->type = SPHERE;
|
| 679 |
|
|
shp->w = shp->l = shp->h = width;
|
| 680 |
|
|
}
|
| 681 |
|
|
} else {
|
| 682 |
|
|
shp->type = RECT;
|
| 683 |
|
|
shp->w = width;
|
| 684 |
|
|
if (length >= MINDIM)
|
| 685 |
|
|
shp->l = length;
|
| 686 |
|
|
else
|
| 687 |
|
|
shp->l = MINDIM;
|
| 688 |
|
|
if (height >= MINDIM)
|
| 689 |
|
|
shp->h = height;
|
| 690 |
|
|
else
|
| 691 |
|
|
shp->h = .5*MINDIM;
|
| 692 |
|
|
}
|
| 693 |
|
|
switch (shp->type) {
|
| 694 |
|
|
case RECT:
|
| 695 |
|
|
shp->area = shp->w * shp->l;
|
| 696 |
|
|
break;
|
| 697 |
|
|
case DISK:
|
| 698 |
greg |
1.3 |
case SPHERE:
|
| 699 |
greg |
1.1 |
shp->area = PI/4. * shp->w * shp->w;
|
| 700 |
|
|
break;
|
| 701 |
|
|
}
|
| 702 |
|
|
return(0);
|
| 703 |
|
|
}
|
| 704 |
|
|
|
| 705 |
|
|
|
| 706 |
|
|
putrectsrc(shp, fp, mod, name, up) /* rectangular source */
|
| 707 |
|
|
SHAPE *shp;
|
| 708 |
|
|
FILE *fp;
|
| 709 |
|
|
char *mod, *name;
|
| 710 |
|
|
int up;
|
| 711 |
|
|
{
|
| 712 |
|
|
if (up)
|
| 713 |
|
|
putrect(shp, fp, mod, name, ".u", 4, 5, 7, 6);
|
| 714 |
|
|
else
|
| 715 |
|
|
putrect(shp, fp, mod, name, ".d", 0, 2, 3, 1);
|
| 716 |
|
|
}
|
| 717 |
|
|
|
| 718 |
|
|
|
| 719 |
|
|
putsides(shp, fp, mod, name) /* put out sides of box */
|
| 720 |
|
|
register SHAPE *shp;
|
| 721 |
|
|
FILE *fp;
|
| 722 |
|
|
char *mod, *name;
|
| 723 |
|
|
{
|
| 724 |
|
|
putrect(shp, fp, mod, name, ".1", 0, 1, 5, 4);
|
| 725 |
|
|
putrect(shp, fp, mod, name, ".2", 1, 3, 7, 5);
|
| 726 |
|
|
putrect(shp, fp, mod, name, ".3", 3, 2, 6, 7);
|
| 727 |
|
|
putrect(shp, fp, mod, name, ".4", 2, 0, 4, 6);
|
| 728 |
|
|
}
|
| 729 |
|
|
|
| 730 |
|
|
|
| 731 |
|
|
putrect(shp, fp, mod, name, suffix, a, b, c, d) /* put out a rectangle */
|
| 732 |
|
|
SHAPE *shp;
|
| 733 |
|
|
FILE *fp;
|
| 734 |
|
|
char *mod, *name, *suffix;
|
| 735 |
|
|
int a, b, c, d;
|
| 736 |
|
|
{
|
| 737 |
|
|
fprintf(fp, "\n%s polygon %s%s\n0\n0\n12\n", mod, name, suffix);
|
| 738 |
|
|
putpoint(shp, fp, a);
|
| 739 |
|
|
putpoint(shp, fp, b);
|
| 740 |
|
|
putpoint(shp, fp, c);
|
| 741 |
|
|
putpoint(shp, fp, d);
|
| 742 |
|
|
}
|
| 743 |
|
|
|
| 744 |
|
|
|
| 745 |
|
|
putpoint(shp, fp, p) /* put out a point */
|
| 746 |
|
|
register SHAPE *shp;
|
| 747 |
|
|
FILE *fp;
|
| 748 |
|
|
int p;
|
| 749 |
|
|
{
|
| 750 |
|
|
static double mult[2] = {-.5, .5};
|
| 751 |
|
|
|
| 752 |
|
|
fprintf(fp, "\t%g\t%g\t%g\n",
|
| 753 |
|
|
mult[p&1]*shp->l*meters2out,
|
| 754 |
|
|
mult[p>>1&1]*shp->w*meters2out,
|
| 755 |
|
|
mult[p>>2]*shp->h*meters2out);
|
| 756 |
|
|
}
|
| 757 |
|
|
|
| 758 |
|
|
|
| 759 |
|
|
putdisksrc(shp, fp, mod, name, up) /* put out a disk source */
|
| 760 |
|
|
register SHAPE *shp;
|
| 761 |
|
|
FILE *fp;
|
| 762 |
|
|
char *mod, *name;
|
| 763 |
|
|
int up;
|
| 764 |
|
|
{
|
| 765 |
|
|
if (up) {
|
| 766 |
|
|
fprintf(fp, "\n%s ring %s.u\n", mod, name);
|
| 767 |
|
|
fprintf(fp, "0\n0\n8\n");
|
| 768 |
|
|
fprintf(fp, "\t0 0 %g\n", .5*shp->h*meters2out);
|
| 769 |
|
|
fprintf(fp, "\t0 0 1\n");
|
| 770 |
|
|
fprintf(fp, "\t0 %g\n", .5*shp->w*meters2out);
|
| 771 |
|
|
} else {
|
| 772 |
|
|
fprintf(fp, "\n%s ring %s.d\n", mod, name);
|
| 773 |
|
|
fprintf(fp, "0\n0\n8\n");
|
| 774 |
|
|
fprintf(fp, "\t0 0 %g\n", -.5*shp->h*meters2out);
|
| 775 |
|
|
fprintf(fp, "\t0 0 -1\n");
|
| 776 |
|
|
fprintf(fp, "\t0 %g\n", .5*shp->w*meters2out);
|
| 777 |
|
|
}
|
| 778 |
|
|
}
|
| 779 |
|
|
|
| 780 |
|
|
|
| 781 |
|
|
putcyl(shp, fp, mod, name) /* put out a cylinder */
|
| 782 |
|
|
register SHAPE *shp;
|
| 783 |
|
|
FILE *fp;
|
| 784 |
|
|
char *mod, *name;
|
| 785 |
|
|
{
|
| 786 |
|
|
fprintf(fp, "\n%s cylinder %s.c\n", mod, name);
|
| 787 |
|
|
fprintf(fp, "0\n0\n7\n");
|
| 788 |
|
|
fprintf(fp, "\t0 0 %g\n", .5*shp->h*meters2out);
|
| 789 |
|
|
fprintf(fp, "\t0 0 %g\n", -.5*shp->h*meters2out);
|
| 790 |
|
|
fprintf(fp, "\t%g\n", .5*shp->w*meters2out);
|
| 791 |
|
|
}
|
| 792 |
|
|
|
| 793 |
|
|
|
| 794 |
|
|
putspheresrc(shp, fp, mod, name) /* put out a sphere source */
|
| 795 |
|
|
SHAPE *shp;
|
| 796 |
|
|
FILE *fp;
|
| 797 |
|
|
char *mod, *name;
|
| 798 |
|
|
{
|
| 799 |
|
|
fprintf(fp, "\n%s sphere %s.s\n", mod, name);
|
| 800 |
|
|
fprintf(fp, "0\n0\n4 0 0 0 %g\n", .5*shp->w*meters2out);
|
| 801 |
|
|
}
|
| 802 |
|
|
|
| 803 |
|
|
|
| 804 |
|
|
cvdata(in, out, ndim, npts, mult, lim) /* convert data */
|
| 805 |
|
|
FILE *in, *out;
|
| 806 |
|
|
int ndim, npts[];
|
| 807 |
|
|
double mult, lim[][2];
|
| 808 |
|
|
{
|
| 809 |
|
|
register double *pt[4];
|
| 810 |
|
|
register int i, j;
|
| 811 |
|
|
double val;
|
| 812 |
|
|
int total;
|
| 813 |
|
|
|
| 814 |
|
|
total = 1; j = 0;
|
| 815 |
|
|
for (i = 0; i < ndim; i++)
|
| 816 |
|
|
if (npts[i] > 1) {
|
| 817 |
|
|
total *= npts[i];
|
| 818 |
|
|
j++;
|
| 819 |
|
|
}
|
| 820 |
|
|
fprintf(out, "%d\n", j);
|
| 821 |
|
|
/* get coordinates */
|
| 822 |
|
|
for (i = 0; i < ndim; i++) {
|
| 823 |
|
|
pt[i] = (double *)malloc(npts[i]*sizeof(double));
|
| 824 |
|
|
for (j = 0; j < npts[i]; j++)
|
| 825 |
|
|
fscanf(in, "%lf", &pt[i][j]);
|
| 826 |
|
|
if (lim != NULL) {
|
| 827 |
|
|
lim[i][0] = pt[i][0];
|
| 828 |
|
|
lim[i][1] = pt[i][npts[i]-1];
|
| 829 |
|
|
}
|
| 830 |
|
|
}
|
| 831 |
|
|
/* write out in reverse */
|
| 832 |
|
|
for (i = ndim-1; i >= 0; i--) {
|
| 833 |
|
|
if (npts[i] > 1) {
|
| 834 |
|
|
for (j = 1; j < npts[i]-1; j++)
|
| 835 |
|
|
if (!FEQ(pt[i][j]-pt[i][j-1],
|
| 836 |
|
|
pt[i][j+1]-pt[i][j]))
|
| 837 |
|
|
break;
|
| 838 |
|
|
if (j == npts[i]-1)
|
| 839 |
|
|
fprintf(out, "%g %g %d\n", pt[i][0], pt[i][j],
|
| 840 |
|
|
npts[i]);
|
| 841 |
|
|
else {
|
| 842 |
|
|
fprintf(out, "0 0 %d", npts[i]);
|
| 843 |
|
|
for (j = 0; j < npts[i]; j++) {
|
| 844 |
|
|
if (j%4 == 0)
|
| 845 |
|
|
putc('\n', out);
|
| 846 |
|
|
fprintf(out, "\t%g", pt[i][j]);
|
| 847 |
|
|
}
|
| 848 |
|
|
putc('\n', out);
|
| 849 |
|
|
}
|
| 850 |
|
|
}
|
| 851 |
|
|
free((char *)pt[i]);
|
| 852 |
|
|
}
|
| 853 |
|
|
for (i = 0; i < total; i++) {
|
| 854 |
|
|
if (i%4 == 0)
|
| 855 |
|
|
putc('\n', out);
|
| 856 |
|
|
if (fscanf(in, "%lf", &val) != 1)
|
| 857 |
|
|
return(-1);
|
| 858 |
|
|
fprintf(out, "\t%g", val*mult);
|
| 859 |
|
|
}
|
| 860 |
|
|
putc('\n', out);
|
| 861 |
|
|
return(0);
|
| 862 |
|
|
}
|
