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/* Copyright (c) 1995 Regents of the University of California */ |
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|
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
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> |
static const char RCSid[] = "$Id$"; |
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#endif |
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|
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/* |
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* rv2.c - command routines used in tracing a view. |
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* |
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* 3/24/87 |
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* External symbols declared in rpaint.h |
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*/ |
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|
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#include "ray.h" |
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#include "copyright.h" |
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|
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#include "octree.h" |
12 |
> |
#include <ctype.h> |
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#include <string.h> |
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|
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#include "platform.h" |
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#include "ray.h" |
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#include "source.h" |
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#include "ambient.h" |
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#include "otypes.h" |
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|
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#include "rpaint.h" |
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|
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#include "resolu.h" |
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> |
extern int psample; /* pixel sample size */ |
23 |
> |
extern double maxdiff; /* max. sample difference */ |
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|
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#include <ctype.h> |
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|
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#define CTRL(c) ((c)-'@') |
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|
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#ifdef SMLFLT |
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#define sscanvec(s,v) (sscanf(s,"%lf %lf %lf",v,v+1,v+2)==3) |
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#endif |
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|
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extern char *atos(); |
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|
35 |
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extern FILE *popen(); |
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|
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extern char rifname[128]; /* rad input file name */ |
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|
39 |
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extern char VersionID[]; |
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extern char *progname; |
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extern char *octname; |
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|
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|
39 |
< |
getframe(s) /* get a new frame */ |
40 |
< |
char *s; |
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> |
extern void |
40 |
> |
getframe( /* get a new frame */ |
41 |
> |
char *s |
42 |
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) |
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{ |
44 |
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if (getrect(s, &pframe) < 0) |
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return; |
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} |
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|
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|
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< |
getrepaint(s) /* get area and repaint */ |
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char *s; |
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> |
extern void |
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> |
getrepaint( /* get area and repaint */ |
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> |
char *s |
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) |
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{ |
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RECT box; |
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|
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} |
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|
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|
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getview(s) /* get/show view parameters */ |
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char *s; |
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extern void |
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getview( /* get/show view parameters */ |
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char *s |
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) |
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{ |
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FILE *fp; |
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char buf[128]; |
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char *fname; |
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int change = 0; |
72 |
< |
VIEW nv; |
72 |
> |
VIEW nv = ourview; |
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|
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while (isspace(*s)) |
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s++; |
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if (*s == '-') { /* command line parameters */ |
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copystruct(&nv, &ourview); |
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if (sscanview(&nv, s)) |
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newview(&nv); |
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else |
101 |
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if (buf[0] && buf[0] != ourview.type) { |
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nv.type = buf[0]; |
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change++; |
104 |
< |
} else |
105 |
< |
nv.type = ourview.type; |
104 |
> |
} |
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sprintf(buf, "view point (%.6g %.6g %.6g): ", |
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ourview.vp[0], ourview.vp[1], ourview.vp[2]); |
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(*dev->comout)(buf); |
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if (buf[0] == CTRL('C')) return; |
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if (sscanvec(buf, nv.vp)) |
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change++; |
113 |
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else |
114 |
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VCOPY(nv.vp, ourview.vp); |
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sprintf(buf, "view direction (%.6g %.6g %.6g): ", |
113 |
< |
ourview.vdir[0], ourview.vdir[1], ourview.vdir[2]); |
113 |
> |
ourview.vdir[0]*ourview.vdist, |
114 |
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ourview.vdir[1]*ourview.vdist, |
115 |
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ourview.vdir[2]*ourview.vdist); |
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(*dev->comout)(buf); |
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(*dev->comin)(buf, NULL); |
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if (buf[0] == CTRL('C')) return; |
119 |
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if (sscanvec(buf, nv.vdir)) |
119 |
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if (sscanvec(buf, nv.vdir)) { |
120 |
> |
nv.vdist = 1.; |
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change++; |
122 |
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else |
123 |
< |
VCOPY(nv.vdir, ourview.vdir); |
122 |
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} |
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sprintf(buf, "view up (%.6g %.6g %.6g): ", |
124 |
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ourview.vup[0], ourview.vup[1], ourview.vup[2]); |
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(*dev->comout)(buf); |
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if (buf[0] == CTRL('C')) return; |
128 |
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if (sscanvec(buf, nv.vup)) |
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change++; |
131 |
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else |
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VCOPY(nv.vup, ourview.vup); |
130 |
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sprintf(buf, "view horiz and vert size (%.6g %.6g): ", |
131 |
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ourview.horiz, ourview.vert); |
132 |
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(*dev->comout)(buf); |
134 |
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if (buf[0] == CTRL('C')) return; |
135 |
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if (sscanf(buf, "%lf %lf", &nv.horiz, &nv.vert) == 2) |
136 |
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change++; |
140 |
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else { |
141 |
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nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
142 |
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} |
137 |
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sprintf(buf, "fore and aft clipping plane (%.6g %.6g): ", |
138 |
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ourview.vfore, ourview.vaft); |
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(*dev->comout)(buf); |
141 |
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if (buf[0] == CTRL('C')) return; |
142 |
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if (sscanf(buf, "%lf %lf", &nv.vfore, &nv.vaft) == 2) |
143 |
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change++; |
150 |
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else { |
151 |
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nv.vfore = ourview.vfore; nv.vaft = ourview.vaft; |
152 |
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} |
144 |
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sprintf(buf, "view shift and lift (%.6g %.6g): ", |
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ourview.hoff, ourview.voff); |
146 |
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(*dev->comout)(buf); |
148 |
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if (buf[0] == CTRL('C')) return; |
149 |
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if (sscanf(buf, "%lf %lf", &nv.hoff, &nv.voff) == 2) |
150 |
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change++; |
160 |
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else { |
161 |
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nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
162 |
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} |
151 |
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if (change) |
152 |
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newview(&nv); |
153 |
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} |
154 |
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|
155 |
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|
156 |
< |
lastview(s) /* return to a previous view */ |
157 |
< |
char *s; |
156 |
> |
extern void |
157 |
> |
lastview( /* return to a previous view */ |
158 |
> |
char *s |
159 |
> |
) |
160 |
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{ |
161 |
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char buf[128]; |
162 |
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char *fname; |
164 |
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VIEW nv; |
165 |
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|
166 |
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if (sscanf(s, "%s", buf) == 1) { /* get parameters from a file */ |
167 |
< |
copystruct(&nv, &stdview); |
167 |
> |
nv = stdview; |
168 |
|
if ((fname = getpath(buf, "", R_OK)) == NULL || |
169 |
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(success = viewfile(fname, &nv, NULL)) == -1) { |
170 |
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sprintf(errmsg, "cannot open \"%s\"", buf); |
181 |
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error(COMMAND, "no previous view"); |
182 |
|
return; |
183 |
|
} |
184 |
< |
copystruct(&nv, &ourview); |
185 |
< |
copystruct(&ourview, &oldview); |
186 |
< |
copystruct(&oldview, &nv); |
184 |
> |
nv = ourview; |
185 |
> |
ourview = oldview; |
186 |
> |
oldview = nv; |
187 |
|
newimage(); |
188 |
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} |
189 |
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|
190 |
|
|
191 |
< |
saveview(s) /* save view to rad file */ |
192 |
< |
char *s; |
191 |
> |
extern void |
192 |
> |
saveview( /* save view to rad file */ |
193 |
> |
char *s |
194 |
> |
) |
195 |
|
{ |
196 |
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char view[64]; |
197 |
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char *fname; |
226 |
|
} |
227 |
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|
228 |
|
|
229 |
< |
loadview(s) /* load view from rad file */ |
230 |
< |
char *s; |
229 |
> |
extern void |
230 |
> |
loadview( /* load view from rad file */ |
231 |
> |
char *s |
232 |
> |
) |
233 |
|
{ |
234 |
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char buf[512]; |
235 |
|
char *fname; |
260 |
|
buf[0] = '\0'; |
261 |
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fgets(buf, sizeof(buf), fp); |
262 |
|
pclose(fp); |
263 |
< |
copystruct(&nv, &stdview); |
263 |
> |
nv = stdview; |
264 |
|
if (!sscanview(&nv, buf)) { |
265 |
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error(COMMAND, "rad error -- no such view?"); |
266 |
|
return; |
269 |
|
} |
270 |
|
|
271 |
|
|
272 |
< |
getaim(s) /* aim camera */ |
273 |
< |
char *s; |
272 |
> |
extern void |
273 |
> |
getaim( /* aim camera */ |
274 |
> |
char *s |
275 |
> |
) |
276 |
|
{ |
277 |
+ |
VIEW nv = ourview; |
278 |
|
double zfact; |
282 |
– |
VIEW nv; |
279 |
|
|
280 |
|
if (getinterest(s, 1, nv.vdir, &zfact) < 0) |
281 |
|
return; |
286 |
– |
nv.type = ourview.type; |
287 |
– |
VCOPY(nv.vp, ourview.vp); |
288 |
– |
VCOPY(nv.vup, ourview.vup); |
289 |
– |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
290 |
– |
nv.vfore = ourview.vfore; nv.vaft = ourview.vaft; |
291 |
– |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
282 |
|
zoomview(&nv, zfact); |
283 |
|
newview(&nv); |
284 |
|
} |
285 |
|
|
286 |
|
|
287 |
< |
getmove(s) /* move camera */ |
288 |
< |
char *s; |
287 |
> |
extern void |
288 |
> |
getfocus( /* set focus distance */ |
289 |
> |
char *s |
290 |
> |
) |
291 |
|
{ |
292 |
|
FVECT vc; |
293 |
+ |
double dist; |
294 |
+ |
|
295 |
+ |
if (sscanf(s, "%lf", &dist) < 1) { |
296 |
+ |
int x, y; |
297 |
+ |
RAY thisray; |
298 |
+ |
if (dev->getcur == NULL) |
299 |
+ |
return; |
300 |
+ |
(*dev->comout)("Pick focus point\n"); |
301 |
+ |
if ((*dev->getcur)(&x, &y) == ABORT) |
302 |
+ |
return; |
303 |
+ |
if ((thisray.rmax = viewray(thisray.rorg, thisray.rdir, |
304 |
+ |
&ourview, (x+.5)/hresolu, (y+.5)/vresolu)) < -FTINY) { |
305 |
+ |
error(COMMAND, "not on image"); |
306 |
+ |
return; |
307 |
+ |
} |
308 |
+ |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
309 |
+ |
if (!localhit(&thisray, &thescene)) { |
310 |
+ |
error(COMMAND, "not a local object"); |
311 |
+ |
return; |
312 |
+ |
} |
313 |
+ |
dist = thisray.rot; |
314 |
+ |
} else if (dist <= .0) { |
315 |
+ |
error(COMMAND, "focus distance must be positive"); |
316 |
+ |
return; |
317 |
+ |
} |
318 |
+ |
ourview.vdist = dist; |
319 |
+ |
} |
320 |
+ |
|
321 |
+ |
|
322 |
+ |
extern void |
323 |
+ |
getmove( /* move camera */ |
324 |
+ |
char *s |
325 |
+ |
) |
326 |
+ |
{ |
327 |
+ |
FVECT vc; |
328 |
|
double mag; |
329 |
|
|
330 |
|
if (getinterest(s, 0, vc, &mag) < 0) |
333 |
|
} |
334 |
|
|
335 |
|
|
336 |
< |
getrotate(s) /* rotate camera */ |
337 |
< |
char *s; |
336 |
> |
extern void |
337 |
> |
getrotate( /* rotate camera */ |
338 |
> |
char *s |
339 |
> |
) |
340 |
|
{ |
341 |
< |
VIEW nv; |
341 |
> |
VIEW nv = ourview; |
342 |
|
FVECT v1; |
343 |
|
double angle, elev, zfact; |
344 |
|
|
347 |
|
error(COMMAND, "missing angle"); |
348 |
|
return; |
349 |
|
} |
321 |
– |
nv.type = ourview.type; |
322 |
– |
VCOPY(nv.vp, ourview.vp); |
323 |
– |
VCOPY(nv.vup, ourview.vup); |
324 |
– |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
325 |
– |
nv.vfore = ourview.vfore; nv.vaft = ourview.vaft; |
350 |
|
spinvector(nv.vdir, ourview.vdir, ourview.vup, angle*(PI/180.)); |
351 |
|
if (elev != 0.0) { |
352 |
|
fcross(v1, nv.vdir, ourview.vup); |
353 |
|
normalize(v1); |
354 |
|
spinvector(nv.vdir, nv.vdir, v1, elev*(PI/180.)); |
355 |
|
} |
332 |
– |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
356 |
|
zoomview(&nv, zfact); |
357 |
|
newview(&nv); |
358 |
|
} |
359 |
|
|
360 |
|
|
361 |
< |
getpivot(s) /* pivot viewpoint */ |
362 |
< |
register char *s; |
361 |
> |
extern void |
362 |
> |
getpivot( /* pivot viewpoint */ |
363 |
> |
register char *s |
364 |
> |
) |
365 |
|
{ |
366 |
|
FVECT vc; |
367 |
|
double angle, elev, mag; |
377 |
|
} |
378 |
|
|
379 |
|
|
380 |
< |
getexposure(s) /* get new exposure */ |
381 |
< |
char *s; |
380 |
> |
extern void |
381 |
> |
getexposure( /* get new exposure */ |
382 |
> |
char *s |
383 |
> |
) |
384 |
|
{ |
385 |
|
char buf[128]; |
386 |
|
register char *cp; |
444 |
|
redraw(); |
445 |
|
} |
446 |
|
|
447 |
+ |
typedef union {int i; double d; COLOR C;} *MyUptr; |
448 |
|
|
449 |
< |
getparam(str, dsc, typ, ptr) /* get variable from user */ |
450 |
< |
char *str, *dsc; |
451 |
< |
int typ; |
452 |
< |
register union {int i; double d; COLOR C;} *ptr; |
449 |
> |
extern int |
450 |
> |
getparam( /* get variable from user */ |
451 |
> |
char *str, |
452 |
> |
char *dsc, |
453 |
> |
int typ, |
454 |
> |
void *p |
455 |
> |
) |
456 |
|
{ |
457 |
< |
extern char *index(); |
457 |
> |
register MyUptr ptr = (MyUptr)p; |
458 |
|
int i0; |
459 |
|
double d0, d1, d2; |
460 |
|
char buf[48]; |
489 |
|
(*dev->comout)(buf); |
490 |
|
(*dev->comin)(buf, NULL); |
491 |
|
if (buf[0] == '\0' || |
492 |
< |
index("yY+1tTnN-0fF", buf[0]) == NULL) |
492 |
> |
strchr("yY+1tTnN-0fF", buf[0]) == NULL) |
493 |
|
return(0); |
494 |
|
} |
495 |
< |
ptr->i = index("yY+1tT", buf[0]) != NULL; |
495 |
> |
ptr->i = strchr("yY+1tT", buf[0]) != NULL; |
496 |
|
return(1); |
497 |
|
case 'C': /* color */ |
498 |
|
if (sscanf(str, "%lf %lf %lf", &d0, &d1, &d2) != 3) { |
509 |
|
setcolor(ptr->C, d0, d1, d2); |
510 |
|
return(1); |
511 |
|
} |
512 |
+ |
return 0; /* nothing matched */ |
513 |
|
} |
514 |
|
|
515 |
|
|
516 |
< |
setparam(s) /* get/set program parameter */ |
517 |
< |
register char *s; |
516 |
> |
extern void |
517 |
> |
setparam( /* get/set program parameter */ |
518 |
> |
register char *s |
519 |
> |
) |
520 |
|
{ |
487 |
– |
extern int psample; |
488 |
– |
extern double maxdiff; |
489 |
– |
extern double minweight; |
490 |
– |
extern int maxdepth; |
491 |
– |
extern double dstrsrc; |
492 |
– |
extern double shadthresh; |
493 |
– |
extern double shadcert; |
494 |
– |
extern COLOR ambval; |
495 |
– |
extern int ambvwt; |
496 |
– |
extern double ambacc; |
497 |
– |
extern int ambres; |
498 |
– |
extern int ambdiv; |
499 |
– |
extern int ambssamp; |
500 |
– |
extern int ambounce; |
501 |
– |
extern COLOR cextinction; |
502 |
– |
extern COLOR salbedo; |
503 |
– |
extern double seccg; |
504 |
– |
extern double ssampdist; |
505 |
– |
extern int directvis; |
506 |
– |
extern double srcsizerat; |
507 |
– |
extern int do_irrad; |
508 |
– |
extern double specjitter; |
509 |
– |
extern double specthresh; |
510 |
– |
extern int backvis; |
521 |
|
char buf[128]; |
522 |
|
|
523 |
|
if (s[0] == '\0') { |
530 |
|
case 'l': /* limit */ |
531 |
|
switch (s[1]) { |
532 |
|
case 'w': /* weight */ |
533 |
< |
getparam(s+2, "limit weight", 'r', &minweight); |
533 |
> |
getparam(s+2, "limit weight", 'r', |
534 |
> |
(void *)&minweight); |
535 |
|
break; |
536 |
|
case 'r': /* reflection */ |
537 |
< |
getparam(s+2, "limit reflection", 'i', &maxdepth); |
537 |
> |
getparam(s+2, "limit reflection", 'i', |
538 |
> |
(void *)&maxdepth); |
539 |
|
break; |
540 |
|
default: |
541 |
|
goto badparam; |
544 |
|
case 'd': /* direct */ |
545 |
|
switch (s[1]) { |
546 |
|
case 'j': /* jitter */ |
547 |
< |
getparam(s+2, "direct jitter", 'r', &dstrsrc); |
547 |
> |
getparam(s+2, "direct jitter", 'r', |
548 |
> |
(void *)&dstrsrc); |
549 |
|
break; |
550 |
|
case 'c': /* certainty */ |
551 |
< |
getparam(s+2, "direct certainty", 'r', &shadcert); |
551 |
> |
getparam(s+2, "direct certainty", 'r', |
552 |
> |
(void *)&shadcert); |
553 |
|
break; |
554 |
|
case 't': /* threshold */ |
555 |
< |
getparam(s+2, "direct threshold", 'r', &shadthresh); |
555 |
> |
getparam(s+2, "direct threshold", 'r', |
556 |
> |
(void *)&shadthresh); |
557 |
|
break; |
558 |
|
case 'v': /* visibility */ |
559 |
< |
getparam(s+2, "direct visibility", |
560 |
< |
'b', &directvis); |
559 |
> |
getparam(s+2, "direct visibility", 'b', |
560 |
> |
(void *)&directvis); |
561 |
|
break; |
562 |
|
case 's': /* sampling */ |
563 |
< |
getparam(s+2, "direct sampling", 'r', &srcsizerat); |
563 |
> |
getparam(s+2, "direct sampling", 'r', |
564 |
> |
(void *)&srcsizerat); |
565 |
|
break; |
566 |
|
default: |
567 |
|
goto badparam; |
570 |
|
case 'b': /* back faces or black and white */ |
571 |
|
switch (s[1]) { |
572 |
|
case 'v': /* back face visibility */ |
573 |
< |
getparam(s+2, "back face visibility", 'b', &backvis); |
573 |
> |
getparam(s+2, "back face visibility", 'b', |
574 |
> |
(void *)&backvis); |
575 |
|
break; |
576 |
|
case '\0': /* black and white */ |
577 |
|
case ' ': |
578 |
|
case 'y': case 'Y': case 't': case 'T': case '1': case '+': |
579 |
|
case 'n': case 'N': case 'f': case 'F': case '0': case '-': |
580 |
< |
getparam(s+1, "black and white", 'b', &greyscale); |
580 |
> |
getparam(s+1, "black and white", 'b', |
581 |
> |
(void *)&greyscale); |
582 |
|
break; |
583 |
|
default: |
584 |
|
goto badparam; |
585 |
|
} |
586 |
|
break; |
587 |
|
case 'i': /* irradiance */ |
588 |
< |
getparam(s+1, "irradiance", 'b', &do_irrad); |
588 |
> |
getparam(s+1, "irradiance", 'b', |
589 |
> |
(void *)&do_irrad); |
590 |
|
break; |
591 |
|
case 'a': /* ambient */ |
592 |
|
switch (s[1]) { |
593 |
|
case 'v': /* value */ |
594 |
< |
getparam(s+2, "ambient value", 'C', (COLOR *)ambval); |
594 |
> |
getparam(s+2, "ambient value", 'C', |
595 |
> |
(void *)ambval); |
596 |
|
break; |
597 |
|
case 'w': /* weight */ |
598 |
< |
getparam(s+2, "ambient value weight", 'i', &ambvwt); |
598 |
> |
getparam(s+2, "ambient value weight", 'i', |
599 |
> |
(void *)&ambvwt); |
600 |
|
break; |
601 |
|
case 'a': /* accuracy */ |
602 |
< |
if (getparam(s+2, "ambient accuracy", 'r', &ambacc)) |
602 |
> |
if (getparam(s+2, "ambient accuracy", 'r', |
603 |
> |
(void *)&ambacc)) |
604 |
|
setambacc(ambacc); |
605 |
|
break; |
606 |
|
case 'd': /* divisions */ |
607 |
< |
getparam(s+2, "ambient divisions", 'i', &ambdiv); |
607 |
> |
getparam(s+2, "ambient divisions", 'i', |
608 |
> |
(void *)&ambdiv); |
609 |
|
break; |
610 |
|
case 's': /* samples */ |
611 |
< |
getparam(s+2, "ambient super-samples", 'i', &ambssamp); |
611 |
> |
getparam(s+2, "ambient super-samples", 'i', |
612 |
> |
(void *)&ambssamp); |
613 |
|
break; |
614 |
|
case 'b': /* bounces */ |
615 |
< |
getparam(s+2, "ambient bounces", 'i', &ambounce); |
615 |
> |
getparam(s+2, "ambient bounces", 'i', |
616 |
> |
(void *)&ambounce); |
617 |
|
break; |
618 |
|
case 'r': |
619 |
< |
if (getparam(s+2, "ambient resolution", 'i', &ambres)) |
619 |
> |
if (getparam(s+2, "ambient resolution", 'i', |
620 |
> |
(void *)&ambres)) |
621 |
|
setambres(ambres); |
622 |
|
break; |
623 |
|
default: |
628 |
|
switch (s[1]) { |
629 |
|
case 'e': /* extinction coefficient */ |
630 |
|
getparam(s+2, "extinction coefficient", 'C', |
631 |
< |
(COLOR *)cextinction); |
631 |
> |
(void *)cextinction); |
632 |
|
break; |
633 |
|
case 'a': /* scattering albedo */ |
634 |
|
getparam(s+2, "scattering albedo", 'C', |
635 |
< |
(COLOR *)salbedo); |
635 |
> |
(void *)salbedo); |
636 |
|
break; |
637 |
|
case 'g': /* scattering eccentricity */ |
638 |
< |
getparam(s+2, "scattering eccentricity", 'r', &seccg); |
638 |
> |
getparam(s+2, "scattering eccentricity", 'r', |
639 |
> |
(void *)&seccg); |
640 |
|
break; |
641 |
|
case 's': /* sampling distance */ |
642 |
|
getparam(s+2, "mist sampling distance", 'r', |
643 |
< |
&ssampdist); |
643 |
> |
(void *)&ssampdist); |
644 |
|
break; |
645 |
|
default: |
646 |
|
goto badparam; |
649 |
|
case 'p': /* pixel */ |
650 |
|
switch (s[1]) { |
651 |
|
case 's': /* sample */ |
652 |
< |
if (getparam(s+2, "pixel sample", 'i', &psample)) |
652 |
> |
if (getparam(s+2, "pixel sample", 'i', |
653 |
> |
(void *)&psample)) |
654 |
|
pdepth = 0; |
655 |
|
break; |
656 |
|
case 't': /* threshold */ |
657 |
< |
if (getparam(s+2, "pixel threshold", 'r', &maxdiff)) |
657 |
> |
if (getparam(s+2, "pixel threshold", 'r', |
658 |
> |
(void *)&maxdiff)) |
659 |
|
pdepth = 0; |
660 |
|
break; |
661 |
|
default: |
665 |
|
case 's': /* specular */ |
666 |
|
switch (s[1]) { |
667 |
|
case 'j': /* jitter */ |
668 |
< |
getparam(s+2, "specular jitter", 'r', &specjitter); |
668 |
> |
getparam(s+2, "specular jitter", 'r', |
669 |
> |
(void *)&specjitter); |
670 |
|
break; |
671 |
|
case 't': /* threshold */ |
672 |
< |
getparam(s+2, "specular threshold", 'r', &specthresh); |
672 |
> |
getparam(s+2, "specular threshold", 'r', |
673 |
> |
(void *)&specthresh); |
674 |
|
break; |
675 |
|
default: |
676 |
|
goto badparam; |
688 |
|
} |
689 |
|
|
690 |
|
|
691 |
+ |
extern void |
692 |
|
traceray(s) /* trace a single ray */ |
693 |
|
char *s; |
694 |
|
{ |
726 |
|
if (thisray.ro == NULL) |
727 |
|
(*dev->comout)("ray hit nothing"); |
728 |
|
else { |
729 |
+ |
OBJREC *mat = findmaterial(thisray.ro); |
730 |
|
sprintf(buf, "ray hit %s%s %s \"%s\"", |
731 |
|
thisray.rod < 0.0 ? "back of " : "", |
732 |
< |
thisray.ro->omod == OVOID ? VOIDID : |
700 |
< |
objptr(thisray.ro->omod)->oname, |
732 |
> |
mat==NULL ? VOIDID : mat->oname, |
733 |
|
ofun[thisray.ro->otype].funame, |
734 |
|
thisray.ro->oname); |
735 |
|
if ((ino = objptr(thisray.robj)) != thisray.ro) |
746 |
|
(*dev->comout)(buf); |
747 |
|
} |
748 |
|
(*dev->comin)(buf, NULL); |
749 |
< |
sprintf(buf, "value (%.5g %.5g %.5g) (%.1fL)", |
749 |
> |
sprintf(buf, "value (%.5g %.5g %.5g) (%.3gL)", |
750 |
|
colval(thisray.rcol,RED), |
751 |
|
colval(thisray.rcol,GRN), |
752 |
|
colval(thisray.rcol,BLU), |
757 |
|
} |
758 |
|
|
759 |
|
|
760 |
+ |
extern void |
761 |
|
writepict(s) /* write the picture to a file */ |
762 |
|
char *s; |
763 |
|
{ |
781 |
|
error(COMMAND, errmsg); |
782 |
|
return; |
783 |
|
} |
784 |
< |
#ifdef MSDOS |
752 |
< |
setmode(fileno(fp), O_BINARY); |
753 |
< |
#endif |
784 |
> |
SET_FILE_BINARY(fp); |
785 |
|
(*dev->comout)("writing \""); |
786 |
|
(*dev->comout)(fname); |
787 |
|
(*dev->comout)("\"...\n"); |
794 |
|
else |
795 |
|
putc('\n', fp); |
796 |
|
fprintf(fp, "SOFTWARE= %s\n", VersionID); |
797 |
+ |
fputnow(fp); |
798 |
|
if (exposure != 1.0) |
799 |
|
fputexpos(exposure, fp); |
800 |
|
if (dev->pixaspect != 1.0) |
815 |
|
if (fwritecolrs(scanline, hresolu, fp) < 0) |
816 |
|
break; |
817 |
|
} |
818 |
< |
free((char *)scanline); |
818 |
> |
free((void *)scanline); |
819 |
|
if (fclose(fp) < 0) |
820 |
|
error(COMMAND, "write error"); |
821 |
|
} |