| 1 |
#ifndef lint |
| 2 |
static const char RCSid[] = "$Id: lookamb.c,v 2.15 2014/06/19 16:26:55 greg Exp $"; |
| 3 |
#endif |
| 4 |
/* |
| 5 |
* lookamb.c - program to examine ambient components. |
| 6 |
*/ |
| 7 |
|
| 8 |
#include "copyright.h" |
| 9 |
|
| 10 |
#include "platform.h" |
| 11 |
#include "ray.h" |
| 12 |
#include "ambient.h" |
| 13 |
#include "resolu.h" |
| 14 |
|
| 15 |
|
| 16 |
int dataonly = 0; |
| 17 |
int header = 1; |
| 18 |
int reverse = 0; |
| 19 |
|
| 20 |
AMBVAL av; |
| 21 |
|
| 22 |
#ifndef OLDAMB |
| 23 |
|
| 24 |
|
| 25 |
static void |
| 26 |
lookamb( /* load & convert ambient values from a file */ |
| 27 |
FILE *fp |
| 28 |
) |
| 29 |
{ |
| 30 |
FVECT norm, uvec; |
| 31 |
|
| 32 |
while (readambval(&av, fp)) { |
| 33 |
decodedir(norm, av.ndir); |
| 34 |
decodedir(uvec, av.udir); |
| 35 |
if (dataonly) { |
| 36 |
printf("%f\t%f\t%f\t", av.pos[0], av.pos[1], av.pos[2]); |
| 37 |
printf("%f\t%f\t%f\t", norm[0], norm[1], norm[2]); |
| 38 |
printf("%f\t%f\t%f\t", uvec[0], uvec[1], uvec[2]); |
| 39 |
printf("%d\t%f\t%f\t%f\t", av.lvl, av.weight, |
| 40 |
av.rad[0], av.rad[1]); |
| 41 |
printf("%e\t%e\t%e\t", colval(av.val,RED), |
| 42 |
colval(av.val,GRN), |
| 43 |
colval(av.val,BLU)); |
| 44 |
printf("%f\t%f\t", av.gpos[0], av.gpos[1]); |
| 45 |
printf("%f\t%f\t", av.gdir[0], av.gdir[1]); |
| 46 |
printf("%u\n", av.corral); |
| 47 |
} else { |
| 48 |
printf("Position:\t%f\t%f\t%f\n", av.pos[0], |
| 49 |
av.pos[1], av.pos[2]); |
| 50 |
printf("Normal:\t\t%f\t%f\t%f\n", |
| 51 |
norm[0], norm[1], norm[2]); |
| 52 |
printf("Uvector:\t%f\t%f\t%f\n", |
| 53 |
uvec[0], uvec[1], uvec[2]); |
| 54 |
printf("Lvl,Wt,UVrad:\t%d\t\t%f\t%f\t%f\n", av.lvl, |
| 55 |
av.weight, av.rad[0], av.rad[1]); |
| 56 |
printf("Value:\t\t%e\t%e\t%e\n", colval(av.val,RED), |
| 57 |
colval(av.val,GRN), colval(av.val,BLU)); |
| 58 |
printf("Pos.Grad:\t%f\t%f\n", av.gpos[0], av.gpos[1]); |
| 59 |
printf("Dir.Grad:\t%f\t%f\n", av.gdir[0], av.gdir[1]); |
| 60 |
printf("Corral:\t\t%8X\n\n", av.corral); |
| 61 |
} |
| 62 |
if (ferror(stdout)) |
| 63 |
exit(1); |
| 64 |
} |
| 65 |
} |
| 66 |
|
| 67 |
|
| 68 |
static void |
| 69 |
writamb( /* write binary ambient values to stdout */ |
| 70 |
FILE *fp |
| 71 |
) |
| 72 |
{ |
| 73 |
FVECT norm; |
| 74 |
|
| 75 |
for ( ; ; ) { |
| 76 |
if (!dataonly) |
| 77 |
fscanf(fp, "%*s"); |
| 78 |
if (fscanf(fp, "%f %f %f", |
| 79 |
&av.pos[0], &av.pos[1], &av.pos[2]) != 3) |
| 80 |
return; |
| 81 |
if (!dataonly) |
| 82 |
fscanf(fp, "%*s"); |
| 83 |
if (fscanf(fp, FVFORMAT, &norm[0], &norm[1], &norm[2]) != 3) |
| 84 |
return; |
| 85 |
av.ndir = encodedir(norm); |
| 86 |
if (!dataonly) |
| 87 |
fscanf(fp, "%*s"); |
| 88 |
if (fscanf(fp, FVFORMAT, &norm[0], &norm[1], &norm[2]) != 3) |
| 89 |
return; |
| 90 |
av.udir = encodedir(norm); |
| 91 |
if (!dataonly) |
| 92 |
fscanf(fp, "%*s"); |
| 93 |
if (fscanf(fp, "%hd %f %f %f", &av.lvl, &av.weight, |
| 94 |
&av.rad[0], &av.rad[1]) != 4) |
| 95 |
return; |
| 96 |
if (!dataonly) |
| 97 |
fscanf(fp, "%*s"); |
| 98 |
if (fscanf(fp, "%f %f %f", |
| 99 |
&av.val[RED], &av.val[GRN], &av.val[BLU]) != 3) |
| 100 |
return; |
| 101 |
if (!dataonly) |
| 102 |
fscanf(fp, "%*s"); |
| 103 |
if (fscanf(fp, "%f %f", &av.gpos[0], &av.gpos[1]) != 2) |
| 104 |
return; |
| 105 |
if (!dataonly) |
| 106 |
fscanf(fp, "%*s"); |
| 107 |
if (fscanf(fp, "%f %f", &av.gdir[0], &av.gdir[1]) != 2) |
| 108 |
return; |
| 109 |
if (dataonly) { |
| 110 |
if (fscanf(fp, "%u", &av.corral) != 1) |
| 111 |
return; |
| 112 |
} else if (fscanf(fp, "%*s %X", &av.corral) != 1) |
| 113 |
return; |
| 114 |
av.next = NULL; |
| 115 |
writambval(&av, stdout); |
| 116 |
if (ferror(stdout)) |
| 117 |
exit(1); |
| 118 |
} |
| 119 |
} |
| 120 |
|
| 121 |
|
| 122 |
#else /* ! NEWAMB */ |
| 123 |
|
| 124 |
|
| 125 |
static void |
| 126 |
lookamb( /* get ambient values from a file */ |
| 127 |
FILE *fp |
| 128 |
) |
| 129 |
{ |
| 130 |
while (readambval(&av, fp)) { |
| 131 |
if (dataonly) { |
| 132 |
printf("%f\t%f\t%f\t", av.pos[0], av.pos[1], av.pos[2]); |
| 133 |
printf("%f\t%f\t%f\t", av.dir[0], av.dir[1], av.dir[2]); |
| 134 |
printf("%d\t%f\t%f\t", av.lvl, av.weight, av.rad); |
| 135 |
printf("%e\t%e\t%e\t", colval(av.val,RED), |
| 136 |
colval(av.val,GRN), |
| 137 |
colval(av.val,BLU)); |
| 138 |
printf("%f\t%f\t%f\t", av.gpos[0], |
| 139 |
av.gpos[1], av.gpos[2]); |
| 140 |
printf("%f\t%f\t%f\n", av.gdir[0], |
| 141 |
av.gdir[1], av.gdir[2]); |
| 142 |
} else { |
| 143 |
printf("Position:\t%f\t%f\t%f\n", av.pos[0], |
| 144 |
av.pos[1], av.pos[2]); |
| 145 |
printf("Direction:\t%f\t%f\t%f\n", av.dir[0], |
| 146 |
av.dir[1], av.dir[2]); |
| 147 |
printf("Lvl,Wt,Rad:\t%d\t\t%f\t%f\n", av.lvl, |
| 148 |
av.weight, av.rad); |
| 149 |
printf("Value:\t\t%e\t%e\t%e\n", colval(av.val,RED), |
| 150 |
colval(av.val,GRN), colval(av.val,BLU)); |
| 151 |
printf("Pos.Grad:\t%f\t%f\t%f\n", av.gpos[0], |
| 152 |
av.gpos[1], av.gpos[2]); |
| 153 |
printf("Dir.Grad:\t%f\t%f\t%f\n\n", av.gdir[0], |
| 154 |
av.gdir[1], av.gdir[2]); |
| 155 |
} |
| 156 |
if (ferror(stdout)) |
| 157 |
exit(1); |
| 158 |
} |
| 159 |
} |
| 160 |
|
| 161 |
|
| 162 |
static void |
| 163 |
writamb( /* write binary ambient values */ |
| 164 |
FILE *fp |
| 165 |
) |
| 166 |
{ |
| 167 |
for ( ; ; ) { |
| 168 |
if (!dataonly) |
| 169 |
fscanf(fp, "%*s"); |
| 170 |
if (fscanf(fp, "%f %f %f", |
| 171 |
&av.pos[0], &av.pos[1], &av.pos[2]) != 3) |
| 172 |
return; |
| 173 |
if (!dataonly) |
| 174 |
fscanf(fp, "%*s"); |
| 175 |
if (fscanf(fp, "%f %f %f", |
| 176 |
&av.dir[0], &av.dir[1], &av.dir[2]) != 3) |
| 177 |
return; |
| 178 |
if (!dataonly) |
| 179 |
fscanf(fp, "%*s"); |
| 180 |
if (fscanf(fp, "%d %f %f", |
| 181 |
&av.lvl, &av.weight, &av.rad) != 3) |
| 182 |
return; |
| 183 |
if (!dataonly) |
| 184 |
fscanf(fp, "%*s"); |
| 185 |
if (fscanf(fp, "%f %f %f", |
| 186 |
&av.val[RED], &av.val[GRN], &av.val[BLU]) != 3) |
| 187 |
return; |
| 188 |
if (!dataonly) |
| 189 |
fscanf(fp, "%*s"); |
| 190 |
if (fscanf(fp, "%f %f %f", |
| 191 |
&av.gpos[0], &av.gpos[1], &av.gpos[2]) != 3) |
| 192 |
return; |
| 193 |
if (!dataonly) |
| 194 |
fscanf(fp, "%*s"); |
| 195 |
if (fscanf(fp, "%f %f %f", |
| 196 |
&av.gdir[0], &av.gdir[1], &av.gdir[2]) != 3) |
| 197 |
return; |
| 198 |
av.next = NULL; |
| 199 |
writambval(&av, stdout); |
| 200 |
if (ferror(stdout)) |
| 201 |
exit(1); |
| 202 |
} |
| 203 |
} |
| 204 |
|
| 205 |
|
| 206 |
#endif /* ! NEWAMB */ |
| 207 |
|
| 208 |
|
| 209 |
int |
| 210 |
main( /* load ambient values from a file */ |
| 211 |
int argc, |
| 212 |
char *argv[] |
| 213 |
) |
| 214 |
{ |
| 215 |
FILE *fp; |
| 216 |
int i; |
| 217 |
|
| 218 |
for (i = 1; i < argc; i++) |
| 219 |
if (argv[i][0] == '-') |
| 220 |
switch (argv[i][1]) { |
| 221 |
case 'd': |
| 222 |
dataonly = 1; |
| 223 |
break; |
| 224 |
case 'r': |
| 225 |
reverse = 1; |
| 226 |
break; |
| 227 |
case 'h': |
| 228 |
header = 0; |
| 229 |
break; |
| 230 |
default: |
| 231 |
fprintf(stderr, "%s: unknown option '%s'\n", |
| 232 |
argv[0], argv[i]); |
| 233 |
return(1); |
| 234 |
} |
| 235 |
else |
| 236 |
break; |
| 237 |
|
| 238 |
if (i >= argc) |
| 239 |
fp = stdin; |
| 240 |
else if ((fp = fopen(argv[i], "r")) == NULL) { |
| 241 |
fprintf(stderr, "%s: file not found\n", argv[i]); |
| 242 |
return(1); |
| 243 |
} |
| 244 |
if (reverse) { |
| 245 |
if (header) { |
| 246 |
if (checkheader(fp, "ascii", stdout) < 0) |
| 247 |
goto formaterr; |
| 248 |
} else { |
| 249 |
newheader("RADIANCE", stdout); |
| 250 |
printargs(argc, argv, stdout); |
| 251 |
} |
| 252 |
fputformat(AMBFMT, stdout); |
| 253 |
putchar('\n'); |
| 254 |
SET_FILE_BINARY(stdout); |
| 255 |
putambmagic(stdout); |
| 256 |
writamb(fp); |
| 257 |
} else { |
| 258 |
SET_FILE_BINARY(fp); |
| 259 |
if (checkheader(fp, AMBFMT, header ? stdout : (FILE *)NULL) < 0) |
| 260 |
goto formaterr; |
| 261 |
if (!hasambmagic(fp)) |
| 262 |
goto formaterr; |
| 263 |
if (header) { |
| 264 |
fputformat("ascii", stdout); |
| 265 |
putchar('\n'); |
| 266 |
} |
| 267 |
lookamb(fp); |
| 268 |
} |
| 269 |
fclose(fp); |
| 270 |
return(0); |
| 271 |
formaterr: |
| 272 |
fprintf(stderr, "%s: format error on input\n", argv[0]); |
| 273 |
exit(1); |
| 274 |
} |
