1 |
< |
/* Copyright (c) 1987 Regents of the University of California */ |
1 |
> |
/* Copyright (c) 1991 Regents of the University of California */ |
2 |
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3 |
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#ifndef lint |
4 |
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static char SCCSid[] = "$SunId$ LBL"; |
28 |
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getframe(s) /* get a new frame */ |
29 |
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char *s; |
30 |
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{ |
31 |
< |
int x0, y0, x1, y1; |
32 |
< |
|
33 |
< |
if (!strcmp("all", s)) { |
34 |
< |
pframe.l = pframe.d = 0; |
35 |
< |
pframe.r = ourview.hresolu; |
36 |
< |
pframe.u = ourview.vresolu; |
37 |
< |
pdepth = 0; |
31 |
> |
if (getrect(s, &pframe) < 0) |
32 |
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return; |
39 |
– |
} |
40 |
– |
if (sscanf(s, "%d %d %d %d", &x0, &y0, &x1, &y1) != 4) { |
41 |
– |
if (dev->getcur == NULL) |
42 |
– |
return; |
43 |
– |
(*dev->comout)("Pick first corner\n"); |
44 |
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if ((*dev->getcur)(&x0, &y0) == ABORT) |
45 |
– |
return; |
46 |
– |
(*dev->comout)("Pick second corner\n"); |
47 |
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if ((*dev->getcur)(&x1, &y1) == ABORT) |
48 |
– |
return; |
49 |
– |
} |
50 |
– |
if (x0 < x1) { |
51 |
– |
pframe.l = x0; |
52 |
– |
pframe.r = x1; |
53 |
– |
} else { |
54 |
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pframe.l = x1; |
55 |
– |
pframe.r = x0; |
56 |
– |
} |
57 |
– |
if (y0 < y1) { |
58 |
– |
pframe.d = y0; |
59 |
– |
pframe.u = y1; |
60 |
– |
} else { |
61 |
– |
pframe.d = y1; |
62 |
– |
pframe.u = y0; |
63 |
– |
} |
64 |
– |
if (pframe.l < 0) pframe.l = 0; |
65 |
– |
if (pframe.d < 0) pframe.d = 0; |
66 |
– |
if (pframe.r > ourview.hresolu) pframe.r = ourview.hresolu; |
67 |
– |
if (pframe.u > ourview.vresolu) pframe.u = ourview.vresolu; |
33 |
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pdepth = 0; |
34 |
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} |
35 |
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|
36 |
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|
37 |
+ |
getrepaint(s) /* get area and repaint */ |
38 |
+ |
char *s; |
39 |
+ |
{ |
40 |
+ |
RECT box; |
41 |
+ |
|
42 |
+ |
if (getrect(s, &box) < 0) |
43 |
+ |
return; |
44 |
+ |
paintrect(&ptrunk, 0, 0, hresolu, vresolu, &box); |
45 |
+ |
} |
46 |
+ |
|
47 |
+ |
|
48 |
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getview(s) /* get/show view parameters */ |
49 |
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char *s; |
50 |
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{ |
51 |
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FILE *fp; |
52 |
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char buf[128]; |
53 |
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char *fname, *getpath(); |
53 |
> |
char *fname; |
54 |
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int change = 0; |
55 |
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VIEW nv; |
56 |
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|
57 |
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if (sscanf(s, "%s", buf) == 1) { /* write parameters to a file */ |
58 |
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if ((fname = getpath(buf, NULL)) == NULL || |
58 |
> |
if ((fname = getpath(buf, NULL, 0)) == NULL || |
59 |
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(fp = fopen(fname, "a")) == NULL) { |
60 |
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sprintf(errmsg, "cannot open \"%s\"", buf); |
61 |
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error(COMMAND, errmsg); |
63 |
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} |
64 |
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fputs(progname, fp); |
65 |
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fprintview(&ourview, fp); |
66 |
+ |
fputs(sskip(s), fp); |
67 |
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fputs("\n", fp); |
68 |
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fclose(fp); |
69 |
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return; |
70 |
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} |
71 |
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sprintf(buf, "view type (%c): ", ourview.type); |
72 |
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(*dev->comout)(buf); |
73 |
< |
(*dev->comin)(buf); |
73 |
> |
(*dev->comin)(buf, NULL); |
74 |
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if (buf[0] == CTRL(C)) return; |
75 |
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if (buf[0] && buf[0] != ourview.type) { |
76 |
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nv.type = buf[0]; |
80 |
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sprintf(buf, "view point (%.6g %.6g %.6g): ", |
81 |
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ourview.vp[0], ourview.vp[1], ourview.vp[2]); |
82 |
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(*dev->comout)(buf); |
83 |
< |
(*dev->comin)(buf); |
83 |
> |
(*dev->comin)(buf, NULL); |
84 |
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if (buf[0] == CTRL(C)) return; |
85 |
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if (sscanf(buf, "%lf %lf %lf", &nv.vp[0], &nv.vp[1], &nv.vp[2]) == 3) |
86 |
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change++; |
89 |
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sprintf(buf, "view direction (%.6g %.6g %.6g): ", |
90 |
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ourview.vdir[0], ourview.vdir[1], ourview.vdir[2]); |
91 |
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(*dev->comout)(buf); |
92 |
< |
(*dev->comin)(buf); |
92 |
> |
(*dev->comin)(buf, NULL); |
93 |
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if (buf[0] == CTRL(C)) return; |
94 |
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if (sscanf(buf,"%lf %lf %lf",&nv.vdir[0],&nv.vdir[1],&nv.vdir[2]) == 3) |
95 |
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change++; |
98 |
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sprintf(buf, "view up (%.6g %.6g %.6g): ", |
99 |
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ourview.vup[0], ourview.vup[1], ourview.vup[2]); |
100 |
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(*dev->comout)(buf); |
101 |
< |
(*dev->comin)(buf); |
101 |
> |
(*dev->comin)(buf, NULL); |
102 |
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if (buf[0] == CTRL(C)) return; |
103 |
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if (sscanf(buf,"%lf %lf %lf",&nv.vup[0],&nv.vup[1],&nv.vup[2]) == 3) |
104 |
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change++; |
107 |
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sprintf(buf, "view horiz and vert size (%.6g %.6g): ", |
108 |
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ourview.horiz, ourview.vert); |
109 |
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(*dev->comout)(buf); |
110 |
< |
(*dev->comin)(buf); |
110 |
> |
(*dev->comin)(buf, NULL); |
111 |
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if (buf[0] == CTRL(C)) return; |
112 |
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if (sscanf(buf, "%lf %lf", &nv.horiz, &nv.vert) == 2) |
113 |
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change++; |
114 |
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else { |
115 |
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nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
116 |
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} |
117 |
< |
sprintf(buf, "x and y resolution (%d %d): ", |
118 |
< |
ourview.hresolu, ourview.vresolu); |
117 |
> |
sprintf(buf, "view shift and lift (%.6g %.6g): ", |
118 |
> |
ourview.hoff, ourview.voff); |
119 |
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(*dev->comout)(buf); |
120 |
< |
(*dev->comin)(buf); |
120 |
> |
(*dev->comin)(buf, NULL); |
121 |
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if (buf[0] == CTRL(C)) return; |
122 |
< |
if (sscanf(buf, "%d %d", &nv.hresolu, &nv.vresolu) == 2) |
122 |
> |
if (sscanf(buf, "%lf %lf", &nv.hoff, &nv.voff) == 2) |
123 |
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change++; |
124 |
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else { |
125 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
125 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
126 |
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} |
127 |
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if (change) |
128 |
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newview(&nv); |
133 |
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char *s; |
134 |
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{ |
135 |
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char buf[128]; |
136 |
< |
char *fname, *getpath(); |
136 |
> |
char *fname; |
137 |
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int success; |
138 |
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VIEW nv; |
139 |
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|
140 |
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if (sscanf(s, "%s", buf) == 1) { /* get parameters from a file */ |
141 |
< |
bcopy(&stdview, &nv, sizeof(VIEW)); |
142 |
< |
if ((fname = getpath(buf, NULL)) == NULL || |
143 |
< |
(success = viewfile(fname, &nv)) == -1) { |
141 |
> |
copystruct(&nv, &stdview); |
142 |
> |
if ((fname = getpath(buf, NULL, 0)) == NULL || |
143 |
> |
(success = viewfile(fname, &nv, 0, 0)) == -1) { |
144 |
|
sprintf(errmsg, "cannot open \"%s\"", buf); |
145 |
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error(COMMAND, errmsg); |
146 |
|
return; |
151 |
|
newview(&nv); |
152 |
|
return; |
153 |
|
} |
154 |
< |
if (oldview.hresolu == 0) { /* no old view! */ |
154 |
> |
if (oldview.type == 0) { /* no old view! */ |
155 |
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error(COMMAND, "no previous view"); |
156 |
|
return; |
157 |
|
} |
158 |
< |
bcopy(&ourview, &nv, sizeof(VIEW)); |
159 |
< |
bcopy(&oldview, &ourview, sizeof(VIEW)); |
160 |
< |
bcopy(&nv, &oldview, sizeof(VIEW)); |
158 |
> |
copystruct(&nv, &ourview); |
159 |
> |
copystruct(&ourview, &oldview); |
160 |
> |
copystruct(&oldview, &nv); |
161 |
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newimage(); |
162 |
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} |
163 |
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|
164 |
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|
188 |
– |
getinterest(s, direc, vec, mp) /* get area of interest */ |
189 |
– |
char *s; |
190 |
– |
int direc; |
191 |
– |
FVECT vec; |
192 |
– |
double *mp; |
193 |
– |
{ |
194 |
– |
int x, y; |
195 |
– |
RAY thisray; |
196 |
– |
register int i; |
197 |
– |
|
198 |
– |
if (sscanf(s, "%lf", mp) != 1) |
199 |
– |
*mp = 1.0; |
200 |
– |
else if (*mp < -FTINY) /* negative zoom is reduction */ |
201 |
– |
*mp = -1.0 / *mp; |
202 |
– |
else if (*mp <= FTINY) { /* too small */ |
203 |
– |
error(COMMAND, "illegal magnification"); |
204 |
– |
return(-1); |
205 |
– |
} |
206 |
– |
if (sscanf(s, "%*lf %lf %lf %lf", &vec[0], &vec[1], &vec[2]) != 3) { |
207 |
– |
if (dev->getcur == NULL) |
208 |
– |
return(-1); |
209 |
– |
(*dev->comout)("Pick view center\n"); |
210 |
– |
if ((*dev->getcur)(&x, &y) == ABORT) |
211 |
– |
return(-1); |
212 |
– |
rayview(thisray.rorg, thisray.rdir, &ourview, x+.5, y+.5); |
213 |
– |
if (!direc || ourview.type == VT_PAR) { |
214 |
– |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
215 |
– |
if (!localhit(&thisray, &thescene)) { |
216 |
– |
error(COMMAND, "not a local object"); |
217 |
– |
return(-1); |
218 |
– |
} |
219 |
– |
} |
220 |
– |
if (direc) |
221 |
– |
if (ourview.type == VT_PAR) |
222 |
– |
for (i = 0; i < 3; i++) |
223 |
– |
vec[i] = thisray.rop[i] - ourview.vp[i]; |
224 |
– |
else |
225 |
– |
VCOPY(vec, thisray.rdir); |
226 |
– |
else |
227 |
– |
VCOPY(vec, thisray.rop); |
228 |
– |
} else if (direc) |
229 |
– |
for (i = 0; i < 3; i++) |
230 |
– |
vec[i] -= ourview.vp[i]; |
231 |
– |
return(0); |
232 |
– |
} |
233 |
– |
|
234 |
– |
|
165 |
|
getaim(s) /* aim camera */ |
166 |
|
char *s; |
167 |
|
{ |
171 |
|
|
172 |
|
if (getinterest(s, 1, nv.vdir, &zfact) < 0) |
173 |
|
return; |
174 |
+ |
nv.type = ourview.type; |
175 |
|
VCOPY(nv.vp, ourview.vp); |
176 |
|
VCOPY(nv.vup, ourview.vup); |
177 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
178 |
< |
if ((nv.type = ourview.type) == VT_PAR) { |
179 |
< |
nv.horiz = ourview.horiz / zfact; |
249 |
< |
nv.vert = ourview.vert / zfact; |
250 |
< |
} else { |
251 |
< |
nv.horiz = atan(tan(ourview.horiz*(PI/180./2.))/zfact) / |
252 |
< |
(PI/180./2.); |
253 |
< |
nv.vert = atan(tan(ourview.vert*(PI/180./2.))/zfact) / |
254 |
< |
(PI/180./2.); |
255 |
< |
} |
177 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
178 |
> |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
179 |
> |
zoomview(&nv, zfact); |
180 |
|
newview(&nv); |
181 |
|
} |
182 |
|
|
206 |
|
error(COMMAND, "missing angle"); |
207 |
|
return; |
208 |
|
} |
209 |
+ |
nv.type = ourview.type; |
210 |
|
VCOPY(nv.vp, ourview.vp); |
211 |
|
VCOPY(nv.vup, ourview.vup); |
212 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
212 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
213 |
|
spinvector(nv.vdir, ourview.vdir, ourview.vup, angle*(PI/180.)); |
214 |
|
if (elev != 0.0) { |
215 |
|
fcross(v1, nv.vdir, ourview.vup); |
216 |
|
normalize(v1); |
217 |
|
spinvector(nv.vdir, nv.vdir, v1, elev*(PI/180.)); |
218 |
|
} |
219 |
< |
if ((nv.type = ourview.type) == VT_PAR) { |
220 |
< |
nv.horiz = ourview.horiz / zfact; |
296 |
< |
nv.vert = ourview.vert / zfact; |
297 |
< |
} else { |
298 |
< |
nv.horiz = atan(tan(ourview.horiz*(PI/180./2.))/zfact) / |
299 |
< |
(PI/180./2.); |
300 |
< |
nv.vert = atan(tan(ourview.vert*(PI/180./2.))/zfact) / |
301 |
< |
(PI/180./2.); |
302 |
< |
} |
219 |
> |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
220 |
> |
zoomview(&nv, zfact); |
221 |
|
newview(&nv); |
222 |
|
} |
223 |
|
|
259 |
|
if ((*dev->getcur)(&x, &y) == ABORT) |
260 |
|
return; |
261 |
|
r.l = r.d = 0; |
262 |
< |
r.r = ourview.hresolu; r.u = ourview.vresolu; |
262 |
> |
r.r = hresolu; r.u = vresolu; |
263 |
|
p = findrect(x, y, &ptrunk, &r, -1); |
264 |
|
e = 1.0; |
265 |
|
} else { |
271 |
|
if (*cp == '\0') { /* interactive */ |
272 |
|
sprintf(buf, "exposure (%lf): ", exposure); |
273 |
|
(*dev->comout)(buf); |
274 |
< |
(*dev->comin)(buf); |
274 |
> |
(*dev->comin)(buf, NULL); |
275 |
|
for (cp = buf; isspace(*cp); cp++) |
276 |
|
; |
277 |
|
if (*cp == '\0') |
301 |
|
} |
302 |
|
|
303 |
|
|
304 |
+ |
getparam(str, dsc, typ, ptr) /* get variable from user */ |
305 |
+ |
char *str, *dsc; |
306 |
+ |
int typ; |
307 |
+ |
register union {int i; double d; COLOR C;} *ptr; |
308 |
+ |
{ |
309 |
+ |
extern char *index(); |
310 |
+ |
int i0; |
311 |
+ |
double d0, d1, d2; |
312 |
+ |
char buf[48]; |
313 |
+ |
|
314 |
+ |
switch (typ) { |
315 |
+ |
case 'i': /* integer */ |
316 |
+ |
if (sscanf(str, "%d", &i0) != 1) { |
317 |
+ |
(*dev->comout)(dsc); |
318 |
+ |
sprintf(buf, " (%d): ", ptr->i); |
319 |
+ |
(*dev->comout)(buf); |
320 |
+ |
(*dev->comin)(buf, NULL); |
321 |
+ |
if (sscanf(buf, "%d", &i0) != 1) |
322 |
+ |
break; |
323 |
+ |
} |
324 |
+ |
ptr->i = i0; |
325 |
+ |
break; |
326 |
+ |
case 'r': /* real */ |
327 |
+ |
if (sscanf(str, "%lf", &d0) != 1) { |
328 |
+ |
(*dev->comout)(dsc); |
329 |
+ |
sprintf(buf, " (%.6g): ", ptr->d); |
330 |
+ |
(*dev->comout)(buf); |
331 |
+ |
(*dev->comin)(buf, NULL); |
332 |
+ |
if (sscanf(buf, "%lf", &d0) != 1) |
333 |
+ |
break; |
334 |
+ |
} |
335 |
+ |
ptr->d = d0; |
336 |
+ |
break; |
337 |
+ |
case 'b': /* boolean */ |
338 |
+ |
if (sscanf(str, "%1s", buf) != 1) { |
339 |
+ |
(*dev->comout)(dsc); |
340 |
+ |
sprintf(buf, " (%c): ", ptr->i ? 'y' : 'n'); |
341 |
+ |
(*dev->comout)(buf); |
342 |
+ |
(*dev->comin)(buf, NULL); |
343 |
+ |
if (buf[0] == '\0' || |
344 |
+ |
index("yY+1tTnN-0fF", buf[0]) == NULL) |
345 |
+ |
break; |
346 |
+ |
} |
347 |
+ |
ptr->i = index("yY+1tT", buf[0]) != NULL; |
348 |
+ |
break; |
349 |
+ |
case 'C': /* color */ |
350 |
+ |
if (sscanf(str, "%lf %lf %lf", &d0, &d1, &d2) != 3) { |
351 |
+ |
(*dev->comout)(dsc); |
352 |
+ |
sprintf(buf, " (%.6g %.6g %.6g): ", |
353 |
+ |
colval(ptr->C,RED), |
354 |
+ |
colval(ptr->C,GRN), |
355 |
+ |
colval(ptr->C,BLU)); |
356 |
+ |
(*dev->comout)(buf); |
357 |
+ |
(*dev->comin)(buf, NULL); |
358 |
+ |
if (sscanf(buf, "%lf %lf %lf", &d0, &d1, &d2) != 3) |
359 |
+ |
break; |
360 |
+ |
} |
361 |
+ |
setcolor(ptr->C, d0, d1, d2); |
362 |
+ |
break; |
363 |
+ |
} |
364 |
+ |
} |
365 |
+ |
|
366 |
+ |
|
367 |
|
setparam(s) /* get/set program parameter */ |
368 |
|
register char *s; |
369 |
|
{ |
373 |
|
extern int maxdepth; |
374 |
|
extern double dstrsrc; |
375 |
|
extern double shadthresh; |
376 |
+ |
extern double shadcert; |
377 |
|
extern COLOR ambval; |
378 |
|
extern double ambacc; |
379 |
|
extern double minarad; |
381 |
|
extern int ambdiv; |
382 |
|
extern int ambssamp; |
383 |
|
extern int ambounce; |
384 |
< |
int i0; |
385 |
< |
double d0, d1, d2; |
384 |
> |
extern int directinvis; |
385 |
> |
extern int do_irrad; |
386 |
|
char buf[128]; |
387 |
|
|
388 |
|
if (s[0] == '\0') { |
389 |
< |
(*dev->comout)("aa ab ad ar as av dj dt lr lw sd sp: "); |
390 |
< |
(*dev->comin)(buf); |
389 |
> |
(*dev->comout)( |
390 |
> |
"aa ab ad ar as av b dc di dj dt i lr lw sp st: "); |
391 |
> |
(*dev->comin)(buf, NULL); |
392 |
|
s = buf; |
393 |
|
} |
394 |
|
switch (s[0]) { |
395 |
|
case 'l': /* limit */ |
396 |
|
switch (s[1]) { |
397 |
|
case 'w': /* weight */ |
398 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
416 |
< |
sprintf(buf, "limit weight (%.6g): ", |
417 |
< |
minweight); |
418 |
< |
(*dev->comout)(buf); |
419 |
< |
(*dev->comin)(buf); |
420 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
421 |
< |
break; |
422 |
< |
} |
423 |
< |
minweight = d0; |
398 |
> |
getparam(s+2, "limit weight", 'r', &minweight); |
399 |
|
break; |
400 |
|
case 'r': /* reflection */ |
401 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
427 |
< |
sprintf(buf, "limit reflection (%d): ", |
428 |
< |
maxdepth); |
429 |
< |
(*dev->comout)(buf); |
430 |
< |
(*dev->comin)(buf); |
431 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
432 |
< |
break; |
433 |
< |
} |
434 |
< |
maxdepth = i0; |
401 |
> |
getparam(s+2, "limit reflection", 'i', &maxdepth); |
402 |
|
break; |
403 |
|
default: |
404 |
|
goto badparam; |
407 |
|
case 'd': /* direct */ |
408 |
|
switch (s[1]) { |
409 |
|
case 'j': /* jitter */ |
410 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
444 |
< |
sprintf(buf, "direct jitter (%.6g): ", |
445 |
< |
dstrsrc); |
446 |
< |
(*dev->comout)(buf); |
447 |
< |
(*dev->comin)(buf); |
448 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
449 |
< |
break; |
450 |
< |
} |
451 |
< |
dstrsrc = d0; |
410 |
> |
getparam(s+2, "direct jitter", 'r', &dstrsrc); |
411 |
|
break; |
412 |
< |
case 't': /* tolerance */ |
413 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
455 |
< |
sprintf(buf, "direct tolerance (%.6g): ", |
456 |
< |
shadthresh); |
457 |
< |
(*dev->comout)(buf); |
458 |
< |
(*dev->comin)(buf); |
459 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
460 |
< |
break; |
461 |
< |
} |
462 |
< |
shadthresh = d0; |
412 |
> |
case 'c': /* certainty */ |
413 |
> |
getparam(s+2, "direct certainty", 'r', &shadcert); |
414 |
|
break; |
415 |
+ |
case 't': /* threshold */ |
416 |
+ |
getparam(s+2, "direct threshold", 'r', &shadthresh); |
417 |
+ |
break; |
418 |
+ |
case 'i': /* invisibility */ |
419 |
+ |
getparam(s+2, "direct invisibility", |
420 |
+ |
'b', &directinvis); |
421 |
+ |
break; |
422 |
|
default: |
423 |
|
goto badparam; |
424 |
|
} |
425 |
|
break; |
426 |
+ |
case 'b': /* black and white */ |
427 |
+ |
getparam(s+1, "black and white", 'b', &greyscale); |
428 |
+ |
break; |
429 |
+ |
case 'i': /* irradiance */ |
430 |
+ |
getparam(s+1, "irradiance", 'b', &do_irrad); |
431 |
+ |
break; |
432 |
|
case 'a': /* ambient */ |
433 |
|
switch (s[1]) { |
434 |
|
case 'v': /* value */ |
435 |
< |
if (sscanf(s+2, "%lf %lf %lf", &d0, &d1, &d2) != 3) { |
472 |
< |
sprintf(buf, |
473 |
< |
"ambient value (%.6g %.6g %.6g): ", |
474 |
< |
colval(ambval,RED), |
475 |
< |
colval(ambval,GRN), |
476 |
< |
colval(ambval,BLU)); |
477 |
< |
(*dev->comout)(buf); |
478 |
< |
(*dev->comin)(buf); |
479 |
< |
if (sscanf(buf, "%lf %lf %lf", |
480 |
< |
&d0, &d1, &d2) != 3) |
481 |
< |
break; |
482 |
< |
} |
483 |
< |
setcolor(ambval, d0, d1, d2); |
435 |
> |
getparam(s+2, "ambient value", 'C', ambval); |
436 |
|
break; |
437 |
|
case 'a': /* accuracy */ |
438 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
487 |
< |
sprintf(buf, "ambient accuracy (%.6g): ", |
488 |
< |
ambacc); |
489 |
< |
(*dev->comout)(buf); |
490 |
< |
(*dev->comin)(buf); |
491 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
492 |
< |
break; |
493 |
< |
} |
494 |
< |
ambacc = d0; |
438 |
> |
getparam(s+2, "ambient accuracy", 'r', &ambacc); |
439 |
|
break; |
440 |
|
case 'd': /* divisions */ |
441 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
498 |
< |
sprintf(buf, "ambient divisions (%d): ", |
499 |
< |
ambdiv); |
500 |
< |
(*dev->comout)(buf); |
501 |
< |
(*dev->comin)(buf); |
502 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
503 |
< |
break; |
504 |
< |
} |
505 |
< |
ambdiv = i0; |
441 |
> |
getparam(s+2, "ambient divisions", 'i', &ambdiv); |
442 |
|
break; |
443 |
|
case 's': /* samples */ |
444 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
509 |
< |
sprintf(buf, "ambient super-samples (%d): ", |
510 |
< |
ambssamp); |
511 |
< |
(*dev->comout)(buf); |
512 |
< |
(*dev->comin)(buf); |
513 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
514 |
< |
break; |
515 |
< |
} |
516 |
< |
ambssamp = i0; |
444 |
> |
getparam(s+2, "ambient super-samples", 'i', &ambssamp); |
445 |
|
break; |
446 |
|
case 'b': /* bounces */ |
447 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
520 |
< |
sprintf(buf, "ambient bounces (%d): ", |
521 |
< |
ambounce); |
522 |
< |
(*dev->comout)(buf); |
523 |
< |
(*dev->comin)(buf); |
524 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
525 |
< |
break; |
526 |
< |
} |
527 |
< |
ambounce = i0; |
447 |
> |
getparam(s+2, "ambient bounces", 'i', &ambounce); |
448 |
|
break; |
449 |
|
case 'r': |
450 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
531 |
< |
sprintf(buf, "ambient resolution (%d): ", |
532 |
< |
ambres); |
533 |
< |
(*dev->comout)(buf); |
534 |
< |
(*dev->comin)(buf); |
535 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
536 |
< |
break; |
537 |
< |
} |
538 |
< |
ambres = i0; |
450 |
> |
getparam(s+2, "ambient resolution", 'i', &ambres); |
451 |
|
minarad = ambres > 0 ? thescene.cusize/ambres : 0.0; |
452 |
|
break; |
453 |
|
default: |
457 |
|
case 's': /* sample */ |
458 |
|
switch (s[1]) { |
459 |
|
case 'p': /* pixel */ |
460 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
549 |
< |
sprintf(buf, "sample pixel (%d): ", psample); |
550 |
< |
(*dev->comout)(buf); |
551 |
< |
(*dev->comin)(buf); |
552 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
553 |
< |
break; |
554 |
< |
} |
555 |
< |
psample = i0; |
460 |
> |
getparam(s+2, "sample pixel", 'i', &psample); |
461 |
|
pdepth = 0; |
462 |
|
break; |
463 |
< |
case 'd': /* difference */ |
464 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
560 |
< |
sprintf(buf, "sample difference (%.6g): ", |
561 |
< |
maxdiff); |
562 |
< |
(*dev->comout)(buf); |
563 |
< |
(*dev->comin)(buf); |
564 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
565 |
< |
break; |
566 |
< |
} |
567 |
< |
maxdiff = d0; |
463 |
> |
case 't': /* threshold */ |
464 |
> |
getparam(s+2, "sample threshold", 'r', &maxdiff); |
465 |
|
pdepth = 0; |
466 |
|
break; |
467 |
|
default: |
472 |
|
break; |
473 |
|
default:; |
474 |
|
badparam: |
475 |
+ |
*sskip(s) = '\0'; |
476 |
|
sprintf(errmsg, "%s: unknown variable", s); |
477 |
|
error(COMMAND, errmsg); |
478 |
|
break; |
497 |
|
if ((*dev->getcur)(&x, &y) == ABORT) |
498 |
|
return; |
499 |
|
|
500 |
< |
rayview(thisray.rorg, thisray.rdir, &ourview, x+.5, y+.5); |
501 |
< |
|
500 |
> |
if (viewray(thisray.rorg, thisray.rdir, &ourview, |
501 |
> |
(x+.5)/hresolu, (y+.5)/vresolu) < 0) { |
502 |
> |
error(COMMAND, "not on image"); |
503 |
> |
return; |
504 |
> |
} |
505 |
> |
|
506 |
|
} else if (normalize(thisray.rdir) == 0.0) { |
507 |
|
error(COMMAND, "zero ray direction"); |
508 |
|
return; |
520 |
|
ofun[thisray.ro->otype].funame, |
521 |
|
thisray.ro->oname); |
522 |
|
(*dev->comout)(buf); |
523 |
< |
(*dev->comin)(buf); |
523 |
> |
(*dev->comin)(buf, NULL); |
524 |
|
if (thisray.rot >= FHUGE) |
525 |
|
(*dev->comout)("at infinity"); |
526 |
|
else { |
528 |
|
thisray.rop[1], thisray.rop[2]); |
529 |
|
(*dev->comout)(buf); |
530 |
|
} |
531 |
< |
(*dev->comin)(buf); |
531 |
> |
(*dev->comin)(buf, NULL); |
532 |
|
sprintf(buf, "with value (%.6g %.6g %.6g)", |
533 |
|
colval(thisray.rcol,RED), |
534 |
|
colval(thisray.rcol,GRN), |
535 |
|
colval(thisray.rcol,BLU)); |
536 |
|
(*dev->comout)(buf); |
537 |
|
} |
538 |
< |
(*dev->comin)(buf); |
538 |
> |
(*dev->comin)(buf, NULL); |
539 |
|
} |
540 |
|
|
541 |
|
|
543 |
|
char *s; |
544 |
|
{ |
545 |
|
static char buf[128]; |
546 |
< |
char *fname, *getpath(); |
546 |
> |
char *fname; |
547 |
|
FILE *fp; |
548 |
|
COLR *scanline; |
549 |
|
int y; |
552 |
|
error(COMMAND, "no file"); |
553 |
|
return; |
554 |
|
} |
555 |
< |
if ((fname = getpath(buf, NULL)) == NULL || |
555 |
> |
if ((fname = getpath(buf, NULL, 0)) == NULL || |
556 |
|
(fp = fopen(fname, "w")) == NULL) { |
557 |
|
sprintf(errmsg, "cannot open \"%s\"", buf); |
558 |
|
error(COMMAND, errmsg); |
564 |
|
/* write header */ |
565 |
|
fputs(progname, fp); |
566 |
|
fprintview(&ourview, fp); |
567 |
< |
fputs("\n", fp); |
567 |
> |
putc('\n', fp); |
568 |
|
if (exposure != 1.0) |
569 |
< |
fprintf(fp, "EXPOSURE=%e\n", exposure); |
570 |
< |
fprintf(fp, "\n-Y %d +X %d\n", ourview.vresolu, ourview.hresolu); |
569 |
> |
fputexpos(exposure, fp); |
570 |
> |
if (dev->pixaspect != 1.0) |
571 |
> |
fputaspect(dev->pixaspect, fp); |
572 |
> |
fputformat(COLRFMT, fp); |
573 |
> |
putc('\n', fp); |
574 |
> |
fputresolu(YMAJOR|YDECR, hresolu, vresolu, fp); |
575 |
|
|
576 |
< |
scanline = (COLR *)malloc(ourview.hresolu*sizeof(COLR)); |
577 |
< |
if (scanline == NULL) |
578 |
< |
error(SYSTEM, "out of memory in writepict"); |
579 |
< |
for (y = ourview.vresolu-1; y >= 0; y--) { |
580 |
< |
getpictcolrs(y, scanline, &ptrunk, |
581 |
< |
ourview.hresolu, ourview.vresolu); |
582 |
< |
if (fwritecolrs(scanline, ourview.hresolu, fp) < 0) |
576 |
> |
scanline = (COLR *)malloc(hresolu*sizeof(COLR)); |
577 |
> |
if (scanline == NULL) { |
578 |
> |
error(COMMAND, "not enough memory!"); |
579 |
> |
fclose(fp); |
580 |
> |
unlink(fname); |
581 |
> |
return; |
582 |
> |
} |
583 |
> |
for (y = vresolu-1; y >= 0; y--) { |
584 |
> |
getpictcolrs(y, scanline, &ptrunk, hresolu, vresolu); |
585 |
> |
if (fwritecolrs(scanline, hresolu, fp) < 0) |
586 |
|
break; |
587 |
|
} |
588 |
+ |
free((char *)scanline); |
589 |
|
if (fclose(fp) < 0) |
590 |
|
error(COMMAND, "write error"); |
681 |
– |
free((char *)scanline); |
591 |
|
} |