1 |
greg |
1.1 |
#ifndef lint |
2 |
greg |
2.11 |
static const char RCSid[] = "$Id: lookamb.c,v 2.10 2004/03/30 16:13:01 schorsch Exp $"; |
3 |
greg |
1.1 |
#endif |
4 |
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/* |
5 |
|
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* lookamb.c - program to examine ambient components. |
6 |
greg |
2.7 |
*/ |
7 |
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8 |
greg |
2.8 |
#include "copyright.h" |
9 |
greg |
1.1 |
|
10 |
schorsch |
2.9 |
#include "platform.h" |
11 |
greg |
2.7 |
#include "ray.h" |
12 |
greg |
1.4 |
#include "ambient.h" |
13 |
schorsch |
2.10 |
#include "resolu.h" |
14 |
greg |
1.1 |
|
15 |
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16 |
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int dataonly = 0; |
17 |
greg |
2.3 |
int header = 1; |
18 |
greg |
1.1 |
int reverse = 0; |
19 |
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|
20 |
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AMBVAL av; |
21 |
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22 |
greg |
2.11 |
#ifdef NEWAMB |
23 |
greg |
1.1 |
|
24 |
greg |
2.11 |
|
25 |
|
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static void |
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lookamb( /* load & convert ambient values from a file */ |
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FILE *fp |
28 |
schorsch |
2.10 |
) |
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greg |
1.1 |
{ |
30 |
greg |
2.11 |
FVECT norm, uvec; |
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greg |
1.1 |
|
32 |
greg |
2.11 |
while (readambval(&av, fp)) { |
33 |
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decodedir(norm, av.ndir); |
34 |
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decodedir(uvec, av.udir); |
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if (dataonly) { |
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printf("%f\t%f\t%f\t", av.pos[0], av.pos[1], av.pos[2]); |
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printf("%f\t%f\t%f\t", norm[0], norm[1], norm[2]); |
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printf("%f\t%f\t%f\t", uvec[0], uvec[1], uvec[2]); |
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printf("%d\t%f\t%f\t%f\t", av.lvl, av.weight, |
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av.rad[0], av.rad[1]); |
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printf("%e\t%e\t%e\t", colval(av.val,RED), |
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colval(av.val,GRN), |
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colval(av.val,BLU)); |
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printf("%f\t%f\t", av.gpos[0], av.gpos[1]); |
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printf("%f\t%f\n", av.gdir[0], av.gdir[1]); |
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greg |
2.6 |
} else { |
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greg |
2.11 |
printf("\nPosition:\t%f\t%f\t%f\n", av.pos[0], |
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av.pos[1], av.pos[2]); |
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printf("Normal:\t%f\t%f\t%f\n", |
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norm[0], norm[1], norm[2]); |
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printf("Uvector:\t%f\t%f\t%f\n", |
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uvec[0], uvec[1], uvec[2]); |
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printf("Lvl,Wt,Urad,Vrad:\t%d\t\t%f\t%f\n", av.lvl, |
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av.weight, av.rad[0], av.rad[1]); |
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printf("Value:\t\t%e\t%e\t%e\n", colval(av.val,RED), |
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colval(av.val,GRN), colval(av.val,BLU)); |
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printf("Pos.Grad:\t%f\t%f\n", av.gpos[0], av.gpos[1]); |
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printf("Dir.Grad:\t%f\t%f\n", av.gdir[0], av.gdir[1]); |
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greg |
2.6 |
} |
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greg |
2.11 |
if (ferror(stdout)) |
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exit(1); |
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} |
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} |
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static void |
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writamb( /* write binary ambient values to stdout */ |
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FILE *fp |
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) |
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{ |
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FVECT norm; |
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for ( ; ; ) { |
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if (!dataonly) |
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fscanf(fp, "%*s"); |
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if (fscanf(fp, "%f %f %f", |
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&av.pos[0], &av.pos[1], &av.pos[2]) != 3) |
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return; |
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if (!dataonly) |
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fscanf(fp, "%*s"); |
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if (fscanf(fp, FVFORMAT, &norm[0], &norm[1], &norm[2]) != 3) |
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return; |
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av.ndir = encodedir(norm); |
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if (!dataonly) |
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fscanf(fp, "%*s"); |
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if (fscanf(fp, FVFORMAT, &norm[0], &norm[1], &norm[2]) != 3) |
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return; |
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av.udir = encodedir(norm); |
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if (!dataonly) |
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fscanf(fp, "%*s"); |
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if (fscanf(fp, "%d %f %f %f", &av.lvl, &av.weight, |
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&av.rad[0], &av.rad[1]) != 4) |
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return; |
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if (!dataonly) |
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fscanf(fp, "%*s"); |
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if (fscanf(fp, "%f %f %f", |
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&av.val[RED], &av.val[GRN], &av.val[BLU]) != 3) |
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return; |
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if (!dataonly) |
100 |
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fscanf(fp, "%*s"); |
101 |
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if (fscanf(fp, "%f %f", &av.gpos[0], &av.gpos[1]) != 2) |
102 |
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return; |
103 |
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if (!dataonly) |
104 |
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fscanf(fp, "%*s"); |
105 |
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if (fscanf(fp, "%f %f", &av.gdir[0], &av.gdir[1]) != 2) |
106 |
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return; |
107 |
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av.next = NULL; |
108 |
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writambval(&av, stdout); |
109 |
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if (ferror(stdout)) |
110 |
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exit(1); |
111 |
greg |
2.3 |
} |
112 |
greg |
1.1 |
} |
113 |
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114 |
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|
115 |
greg |
2.11 |
#else /* ! NEWAMB */ |
116 |
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117 |
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|
118 |
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static void |
119 |
schorsch |
2.10 |
lookamb( /* get ambient values from a file */ |
120 |
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FILE *fp |
121 |
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) |
122 |
greg |
1.1 |
{ |
123 |
greg |
2.2 |
while (readambval(&av, fp)) { |
124 |
greg |
1.1 |
if (dataonly) { |
125 |
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printf("%f\t%f\t%f\t", av.pos[0], av.pos[1], av.pos[2]); |
126 |
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printf("%f\t%f\t%f\t", av.dir[0], av.dir[1], av.dir[2]); |
127 |
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printf("%d\t%f\t%f\t", av.lvl, av.weight, av.rad); |
128 |
greg |
1.5 |
printf("%e\t%e\t%e\t", colval(av.val,RED), |
129 |
greg |
1.1 |
colval(av.val,GRN), |
130 |
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colval(av.val,BLU)); |
131 |
greg |
1.4 |
printf("%f\t%f\t%f\t", av.gpos[0], |
132 |
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av.gpos[1], av.gpos[2]); |
133 |
greg |
1.5 |
printf("%f\t%f\t%f\n", av.gdir[0], |
134 |
greg |
1.4 |
av.gdir[1], av.gdir[2]); |
135 |
greg |
1.1 |
} else { |
136 |
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printf("\nPosition:\t%f\t%f\t%f\n", av.pos[0], |
137 |
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av.pos[1], av.pos[2]); |
138 |
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printf("Direction:\t%f\t%f\t%f\n", av.dir[0], |
139 |
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av.dir[1], av.dir[2]); |
140 |
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printf("Lvl,Wt,Rad:\t%d\t\t%f\t%f\n", av.lvl, |
141 |
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av.weight, av.rad); |
142 |
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printf("Value:\t\t%e\t%e\t%e\n", colval(av.val,RED), |
143 |
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colval(av.val,GRN), colval(av.val,BLU)); |
144 |
greg |
1.4 |
printf("Pos.Grad:\t%f\t%f\t%f\n", av.gpos[0], |
145 |
|
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av.gpos[1], av.gpos[2]); |
146 |
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printf("Dir.Grad:\t%f\t%f\t%f\n", av.gdir[0], |
147 |
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av.gdir[1], av.gdir[2]); |
148 |
greg |
1.1 |
} |
149 |
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if (ferror(stdout)) |
150 |
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exit(1); |
151 |
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} |
152 |
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} |
153 |
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|
154 |
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|
155 |
greg |
2.11 |
static void |
156 |
schorsch |
2.10 |
writamb( /* write binary ambient values */ |
157 |
|
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FILE *fp |
158 |
|
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) |
159 |
greg |
1.1 |
{ |
160 |
|
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for ( ; ; ) { |
161 |
|
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if (!dataonly) |
162 |
|
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fscanf(fp, "%*s"); |
163 |
greg |
1.3 |
if (fscanf(fp, "%f %f %f", |
164 |
greg |
1.1 |
&av.pos[0], &av.pos[1], &av.pos[2]) != 3) |
165 |
|
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return; |
166 |
|
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if (!dataonly) |
167 |
|
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fscanf(fp, "%*s"); |
168 |
greg |
1.3 |
if (fscanf(fp, "%f %f %f", |
169 |
greg |
1.1 |
&av.dir[0], &av.dir[1], &av.dir[2]) != 3) |
170 |
|
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return; |
171 |
|
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if (!dataonly) |
172 |
|
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fscanf(fp, "%*s"); |
173 |
|
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if (fscanf(fp, "%d %f %f", |
174 |
|
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&av.lvl, &av.weight, &av.rad) != 3) |
175 |
|
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return; |
176 |
|
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if (!dataonly) |
177 |
|
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fscanf(fp, "%*s"); |
178 |
|
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if (fscanf(fp, "%f %f %f", |
179 |
|
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&av.val[RED], &av.val[GRN], &av.val[BLU]) != 3) |
180 |
|
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return; |
181 |
greg |
1.4 |
if (!dataonly) |
182 |
|
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fscanf(fp, "%*s"); |
183 |
|
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if (fscanf(fp, "%f %f %f", |
184 |
|
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&av.gpos[0], &av.gpos[1], &av.gpos[2]) != 3) |
185 |
|
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return; |
186 |
|
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if (!dataonly) |
187 |
|
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fscanf(fp, "%*s"); |
188 |
|
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if (fscanf(fp, "%f %f %f", |
189 |
|
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&av.gdir[0], &av.gdir[1], &av.gdir[2]) != 3) |
190 |
|
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return; |
191 |
|
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av.next = NULL; |
192 |
greg |
2.2 |
writambval(&av, stdout); |
193 |
greg |
1.1 |
if (ferror(stdout)) |
194 |
|
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exit(1); |
195 |
|
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} |
196 |
|
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} |
197 |
greg |
2.11 |
|
198 |
|
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|
199 |
|
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#endif /* ! NEWAMB */ |
200 |
|
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|
201 |
|
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|
202 |
|
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int |
203 |
|
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main( /* load ambient values from a file */ |
204 |
|
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int argc, |
205 |
|
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char *argv[] |
206 |
|
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) |
207 |
|
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{ |
208 |
|
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FILE *fp; |
209 |
|
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int i; |
210 |
|
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|
211 |
|
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for (i = 1; i < argc; i++) |
212 |
|
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if (argv[i][0] == '-') |
213 |
|
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switch (argv[i][1]) { |
214 |
|
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case 'd': |
215 |
|
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dataonly = 1; |
216 |
|
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break; |
217 |
|
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case 'r': |
218 |
|
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reverse = 1; |
219 |
|
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break; |
220 |
|
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case 'h': |
221 |
|
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header = 0; |
222 |
|
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break; |
223 |
|
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default: |
224 |
|
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fprintf(stderr, "%s: unknown option '%s'\n", |
225 |
|
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argv[0], argv[i]); |
226 |
|
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return(1); |
227 |
|
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} |
228 |
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else |
229 |
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break; |
230 |
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231 |
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if (i >= argc) |
232 |
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fp = stdin; |
233 |
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else if ((fp = fopen(argv[i], "r")) == NULL) { |
234 |
|
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fprintf(stderr, "%s: file not found\n", argv[i]); |
235 |
|
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return(1); |
236 |
|
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} |
237 |
|
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if (reverse) { |
238 |
|
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if (header) { |
239 |
|
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if (checkheader(fp, "ascii", stdout) < 0) |
240 |
|
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goto formaterr; |
241 |
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} else { |
242 |
|
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newheader("RADIANCE", stdout); |
243 |
|
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printargs(argc, argv, stdout); |
244 |
|
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} |
245 |
|
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fputformat(AMBFMT, stdout); |
246 |
|
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putchar('\n'); |
247 |
|
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SET_FILE_BINARY(stdout); |
248 |
|
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putambmagic(stdout); |
249 |
|
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writamb(fp); |
250 |
|
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} else { |
251 |
|
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SET_FILE_BINARY(fp); |
252 |
|
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if (checkheader(fp, AMBFMT, header ? stdout : (FILE *)NULL) < 0) |
253 |
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goto formaterr; |
254 |
|
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if (!hasambmagic(fp)) |
255 |
|
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goto formaterr; |
256 |
|
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if (header) { |
257 |
|
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fputformat("ascii", stdout); |
258 |
|
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putchar('\n'); |
259 |
|
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} |
260 |
|
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lookamb(fp); |
261 |
|
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} |
262 |
|
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fclose(fp); |
263 |
|
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return(0); |
264 |
|
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formaterr: |
265 |
|
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fprintf(stderr, "%s: format error on input\n", argv[0]); |
266 |
|
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exit(1); |
267 |
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} |