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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#ifndef lint |
4 |
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static char SCCSid[] = "$SunId$ LBL"; |
22 |
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|
23 |
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#define CTRL(c) ('c'-'@') |
24 |
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|
25 |
+ |
extern char VersionID[]; |
26 |
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extern char *progname; |
27 |
+ |
extern char *octname; |
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|
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|
30 |
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getframe(s) /* get a new frame */ |
31 |
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char *s; |
32 |
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{ |
33 |
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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; |
33 |
> |
if (getrect(s, &pframe) < 0) |
34 |
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return; |
39 |
– |
} |
40 |
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if (sscanf(s, "%d %d %d %d", &x0, &y0, &x1, &y1) != 4) { |
41 |
– |
if (dev->getcur == NULL) |
42 |
– |
return; |
43 |
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(*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 |
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return; |
49 |
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} |
50 |
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if (x0 < x1) { |
51 |
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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 |
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pframe.d = y1; |
62 |
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pframe.u = y0; |
63 |
– |
} |
64 |
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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; |
68 |
– |
if (pframe.l > pframe.r) pframe.l = pframe.r; |
69 |
– |
if (pframe.d > pframe.u) pframe.d = pframe.u; |
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pdepth = 0; |
36 |
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} |
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|
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|
39 |
+ |
getrepaint(s) /* get area and repaint */ |
40 |
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char *s; |
41 |
+ |
{ |
42 |
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RECT box; |
43 |
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|
44 |
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if (getrect(s, &box) < 0) |
45 |
+ |
return; |
46 |
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paintrect(&ptrunk, 0, 0, hresolu, vresolu, &box); |
47 |
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} |
48 |
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|
49 |
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|
50 |
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getview(s) /* get/show view parameters */ |
51 |
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char *s; |
52 |
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{ |
53 |
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FILE *fp; |
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char buf[128]; |
55 |
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char *fname, *getpath(); |
55 |
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char *fname; |
56 |
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int change = 0; |
57 |
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VIEW nv; |
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|
59 |
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if (sscanf(s, "%s", buf) == 1) { /* write parameters to a file */ |
60 |
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if ((fname = getpath(buf, NULL)) == NULL || |
60 |
> |
if ((fname = getpath(buf, NULL, 0)) == NULL || |
61 |
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(fp = fopen(fname, "a")) == NULL) { |
62 |
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sprintf(errmsg, "cannot open \"%s\"", buf); |
63 |
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error(COMMAND, errmsg); |
65 |
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} |
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fputs(progname, fp); |
67 |
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fprintview(&ourview, fp); |
68 |
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fputs(sskip(s), fp); |
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fputs("\n", fp); |
70 |
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fclose(fp); |
71 |
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return; |
72 |
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} |
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sprintf(buf, "view type (%c): ", ourview.type); |
74 |
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(*dev->comout)(buf); |
75 |
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(*dev->comin)(buf); |
75 |
> |
(*dev->comin)(buf, NULL); |
76 |
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if (buf[0] == CTRL(C)) return; |
77 |
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if (buf[0] && buf[0] != ourview.type) { |
78 |
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nv.type = buf[0]; |
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sprintf(buf, "view point (%.6g %.6g %.6g): ", |
83 |
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ourview.vp[0], ourview.vp[1], ourview.vp[2]); |
84 |
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(*dev->comout)(buf); |
85 |
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(*dev->comin)(buf); |
85 |
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(*dev->comin)(buf, NULL); |
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if (buf[0] == CTRL(C)) return; |
87 |
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if (sscanf(buf, "%lf %lf %lf", &nv.vp[0], &nv.vp[1], &nv.vp[2]) == 3) |
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change++; |
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sprintf(buf, "view direction (%.6g %.6g %.6g): ", |
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ourview.vdir[0], ourview.vdir[1], ourview.vdir[2]); |
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(*dev->comout)(buf); |
94 |
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(*dev->comin)(buf); |
94 |
> |
(*dev->comin)(buf, NULL); |
95 |
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if (buf[0] == CTRL(C)) return; |
96 |
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if (sscanf(buf,"%lf %lf %lf",&nv.vdir[0],&nv.vdir[1],&nv.vdir[2]) == 3) |
97 |
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change++; |
100 |
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sprintf(buf, "view up (%.6g %.6g %.6g): ", |
101 |
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ourview.vup[0], ourview.vup[1], ourview.vup[2]); |
102 |
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(*dev->comout)(buf); |
103 |
< |
(*dev->comin)(buf); |
103 |
> |
(*dev->comin)(buf, NULL); |
104 |
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if (buf[0] == CTRL(C)) return; |
105 |
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if (sscanf(buf,"%lf %lf %lf",&nv.vup[0],&nv.vup[1],&nv.vup[2]) == 3) |
106 |
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change++; |
109 |
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sprintf(buf, "view horiz and vert size (%.6g %.6g): ", |
110 |
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ourview.horiz, ourview.vert); |
111 |
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(*dev->comout)(buf); |
112 |
< |
(*dev->comin)(buf); |
112 |
> |
(*dev->comin)(buf, NULL); |
113 |
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if (buf[0] == CTRL(C)) return; |
114 |
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if (sscanf(buf, "%lf %lf", &nv.horiz, &nv.vert) == 2) |
115 |
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change++; |
116 |
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else { |
117 |
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nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
118 |
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} |
119 |
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sprintf(buf, "x and y resolution (%d %d): ", |
120 |
< |
ourview.hresolu, ourview.vresolu); |
119 |
> |
sprintf(buf, "view shift and lift (%.6g %.6g): ", |
120 |
> |
ourview.hoff, ourview.voff); |
121 |
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(*dev->comout)(buf); |
122 |
< |
(*dev->comin)(buf); |
122 |
> |
(*dev->comin)(buf, NULL); |
123 |
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if (buf[0] == CTRL(C)) return; |
124 |
< |
if (sscanf(buf, "%d %d", &nv.hresolu, &nv.vresolu) == 2) |
124 |
> |
if (sscanf(buf, "%lf %lf", &nv.hoff, &nv.voff) == 2) |
125 |
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change++; |
126 |
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else { |
127 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
127 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
128 |
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} |
129 |
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if (change) |
130 |
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newview(&nv); |
135 |
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char *s; |
136 |
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{ |
137 |
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char buf[128]; |
138 |
< |
char *fname, *getpath(); |
138 |
> |
char *fname; |
139 |
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int success; |
140 |
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VIEW nv; |
141 |
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|
142 |
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if (sscanf(s, "%s", buf) == 1) { /* get parameters from a file */ |
143 |
< |
bcopy(&stdview, &nv, sizeof(VIEW)); |
144 |
< |
if ((fname = getpath(buf, NULL)) == NULL || |
145 |
< |
(success = viewfile(fname, &nv)) == -1) { |
143 |
> |
copystruct(&nv, &stdview); |
144 |
> |
if ((fname = getpath(buf, NULL, 0)) == NULL || |
145 |
> |
(success = viewfile(fname, &nv, 0, 0)) == -1) { |
146 |
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sprintf(errmsg, "cannot open \"%s\"", buf); |
147 |
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error(COMMAND, errmsg); |
148 |
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return; |
153 |
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newview(&nv); |
154 |
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return; |
155 |
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} |
156 |
< |
if (oldview.hresolu == 0) { /* no old view! */ |
156 |
> |
if (oldview.type == 0) { /* no old view! */ |
157 |
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error(COMMAND, "no previous view"); |
158 |
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return; |
159 |
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} |
160 |
< |
bcopy(&ourview, &nv, sizeof(VIEW)); |
161 |
< |
bcopy(&oldview, &ourview, sizeof(VIEW)); |
162 |
< |
bcopy(&nv, &oldview, sizeof(VIEW)); |
160 |
> |
copystruct(&nv, &ourview); |
161 |
> |
copystruct(&ourview, &oldview); |
162 |
> |
copystruct(&oldview, &nv); |
163 |
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newimage(); |
164 |
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} |
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|
166 |
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|
190 |
– |
getinterest(s, direc, vec, mp) /* get area of interest */ |
191 |
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char *s; |
192 |
– |
int direc; |
193 |
– |
FVECT vec; |
194 |
– |
double *mp; |
195 |
– |
{ |
196 |
– |
int x, y; |
197 |
– |
RAY thisray; |
198 |
– |
register int i; |
199 |
– |
|
200 |
– |
if (sscanf(s, "%lf", mp) != 1) |
201 |
– |
*mp = 1.0; |
202 |
– |
else if (*mp < -FTINY) /* negative zoom is reduction */ |
203 |
– |
*mp = -1.0 / *mp; |
204 |
– |
else if (*mp <= FTINY) { /* too small */ |
205 |
– |
error(COMMAND, "illegal magnification"); |
206 |
– |
return(-1); |
207 |
– |
} |
208 |
– |
if (sscanf(s, "%*lf %lf %lf %lf", &vec[0], &vec[1], &vec[2]) != 3) { |
209 |
– |
if (dev->getcur == NULL) |
210 |
– |
return(-1); |
211 |
– |
(*dev->comout)("Pick view center\n"); |
212 |
– |
if ((*dev->getcur)(&x, &y) == ABORT) |
213 |
– |
return(-1); |
214 |
– |
rayview(thisray.rorg, thisray.rdir, &ourview, x+.5, y+.5); |
215 |
– |
if (!direc || ourview.type == VT_PAR) { |
216 |
– |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
217 |
– |
if (!localhit(&thisray, &thescene)) { |
218 |
– |
error(COMMAND, "not a local object"); |
219 |
– |
return(-1); |
220 |
– |
} |
221 |
– |
} |
222 |
– |
if (direc) |
223 |
– |
if (ourview.type == VT_PAR) |
224 |
– |
for (i = 0; i < 3; i++) |
225 |
– |
vec[i] = thisray.rop[i] - ourview.vp[i]; |
226 |
– |
else |
227 |
– |
VCOPY(vec, thisray.rdir); |
228 |
– |
else |
229 |
– |
VCOPY(vec, thisray.rop); |
230 |
– |
} else if (direc) |
231 |
– |
for (i = 0; i < 3; i++) |
232 |
– |
vec[i] -= ourview.vp[i]; |
233 |
– |
return(0); |
234 |
– |
} |
235 |
– |
|
236 |
– |
|
167 |
|
getaim(s) /* aim camera */ |
168 |
|
char *s; |
169 |
|
{ |
173 |
|
|
174 |
|
if (getinterest(s, 1, nv.vdir, &zfact) < 0) |
175 |
|
return; |
176 |
+ |
nv.type = ourview.type; |
177 |
|
VCOPY(nv.vp, ourview.vp); |
178 |
|
VCOPY(nv.vup, ourview.vup); |
179 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
180 |
< |
if ((nv.type = ourview.type) == VT_PAR) { |
181 |
< |
nv.horiz = ourview.horiz / zfact; |
251 |
< |
nv.vert = ourview.vert / zfact; |
252 |
< |
} else { |
253 |
< |
nv.horiz = atan(tan(ourview.horiz*(PI/180./2.))/zfact) / |
254 |
< |
(PI/180./2.); |
255 |
< |
nv.vert = atan(tan(ourview.vert*(PI/180./2.))/zfact) / |
256 |
< |
(PI/180./2.); |
257 |
< |
} |
179 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
180 |
> |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
181 |
> |
zoomview(&nv, zfact); |
182 |
|
newview(&nv); |
183 |
|
} |
184 |
|
|
208 |
|
error(COMMAND, "missing angle"); |
209 |
|
return; |
210 |
|
} |
211 |
+ |
nv.type = ourview.type; |
212 |
|
VCOPY(nv.vp, ourview.vp); |
213 |
|
VCOPY(nv.vup, ourview.vup); |
214 |
< |
nv.hresolu = ourview.hresolu; nv.vresolu = ourview.vresolu; |
214 |
> |
nv.hoff = ourview.hoff; nv.voff = ourview.voff; |
215 |
|
spinvector(nv.vdir, ourview.vdir, ourview.vup, angle*(PI/180.)); |
216 |
|
if (elev != 0.0) { |
217 |
|
fcross(v1, nv.vdir, ourview.vup); |
218 |
|
normalize(v1); |
219 |
|
spinvector(nv.vdir, nv.vdir, v1, elev*(PI/180.)); |
220 |
|
} |
221 |
< |
if ((nv.type = ourview.type) == VT_PAR) { |
222 |
< |
nv.horiz = ourview.horiz / zfact; |
298 |
< |
nv.vert = ourview.vert / zfact; |
299 |
< |
} else { |
300 |
< |
nv.horiz = atan(tan(ourview.horiz*(PI/180./2.))/zfact) / |
301 |
< |
(PI/180./2.); |
302 |
< |
nv.vert = atan(tan(ourview.vert*(PI/180./2.))/zfact) / |
303 |
< |
(PI/180./2.); |
304 |
< |
} |
221 |
> |
nv.horiz = ourview.horiz; nv.vert = ourview.vert; |
222 |
> |
zoomview(&nv, zfact); |
223 |
|
newview(&nv); |
224 |
|
} |
225 |
|
|
261 |
|
if ((*dev->getcur)(&x, &y) == ABORT) |
262 |
|
return; |
263 |
|
r.l = r.d = 0; |
264 |
< |
r.r = ourview.hresolu; r.u = ourview.vresolu; |
264 |
> |
r.r = hresolu; r.u = vresolu; |
265 |
|
p = findrect(x, y, &ptrunk, &r, -1); |
266 |
|
e = 1.0; |
267 |
|
} else { |
273 |
|
if (*cp == '\0') { /* interactive */ |
274 |
|
sprintf(buf, "exposure (%lf): ", exposure); |
275 |
|
(*dev->comout)(buf); |
276 |
< |
(*dev->comin)(buf); |
276 |
> |
(*dev->comin)(buf, NULL); |
277 |
|
for (cp = buf; isspace(*cp); cp++) |
278 |
|
; |
279 |
|
if (*cp == '\0') |
303 |
|
} |
304 |
|
|
305 |
|
|
306 |
+ |
getparam(str, dsc, typ, ptr) /* get variable from user */ |
307 |
+ |
char *str, *dsc; |
308 |
+ |
int typ; |
309 |
+ |
register union {int i; double d; COLOR C;} *ptr; |
310 |
+ |
{ |
311 |
+ |
extern char *index(); |
312 |
+ |
int i0; |
313 |
+ |
double d0, d1, d2; |
314 |
+ |
char buf[48]; |
315 |
+ |
|
316 |
+ |
switch (typ) { |
317 |
+ |
case 'i': /* integer */ |
318 |
+ |
if (sscanf(str, "%d", &i0) != 1) { |
319 |
+ |
(*dev->comout)(dsc); |
320 |
+ |
sprintf(buf, " (%d): ", ptr->i); |
321 |
+ |
(*dev->comout)(buf); |
322 |
+ |
(*dev->comin)(buf, NULL); |
323 |
+ |
if (sscanf(buf, "%d", &i0) != 1) |
324 |
+ |
return(0); |
325 |
+ |
} |
326 |
+ |
ptr->i = i0; |
327 |
+ |
return(1); |
328 |
+ |
case 'r': /* real */ |
329 |
+ |
if (sscanf(str, "%lf", &d0) != 1) { |
330 |
+ |
(*dev->comout)(dsc); |
331 |
+ |
sprintf(buf, " (%.6g): ", ptr->d); |
332 |
+ |
(*dev->comout)(buf); |
333 |
+ |
(*dev->comin)(buf, NULL); |
334 |
+ |
if (sscanf(buf, "%lf", &d0) != 1) |
335 |
+ |
return(0); |
336 |
+ |
} |
337 |
+ |
ptr->d = d0; |
338 |
+ |
return(1); |
339 |
+ |
case 'b': /* boolean */ |
340 |
+ |
if (sscanf(str, "%1s", buf) != 1) { |
341 |
+ |
(*dev->comout)(dsc); |
342 |
+ |
sprintf(buf, " (%c): ", ptr->i ? 'y' : 'n'); |
343 |
+ |
(*dev->comout)(buf); |
344 |
+ |
(*dev->comin)(buf, NULL); |
345 |
+ |
if (buf[0] == '\0' || |
346 |
+ |
index("yY+1tTnN-0fF", buf[0]) == NULL) |
347 |
+ |
return(0); |
348 |
+ |
} |
349 |
+ |
ptr->i = index("yY+1tT", buf[0]) != NULL; |
350 |
+ |
return(1); |
351 |
+ |
case 'C': /* color */ |
352 |
+ |
if (sscanf(str, "%lf %lf %lf", &d0, &d1, &d2) != 3) { |
353 |
+ |
(*dev->comout)(dsc); |
354 |
+ |
sprintf(buf, " (%.6g %.6g %.6g): ", |
355 |
+ |
colval(ptr->C,RED), |
356 |
+ |
colval(ptr->C,GRN), |
357 |
+ |
colval(ptr->C,BLU)); |
358 |
+ |
(*dev->comout)(buf); |
359 |
+ |
(*dev->comin)(buf, NULL); |
360 |
+ |
if (sscanf(buf, "%lf %lf %lf", &d0, &d1, &d2) != 3) |
361 |
+ |
return(0); |
362 |
+ |
} |
363 |
+ |
setcolor(ptr->C, d0, d1, d2); |
364 |
+ |
return(1); |
365 |
+ |
} |
366 |
+ |
} |
367 |
+ |
|
368 |
+ |
|
369 |
|
setparam(s) /* get/set program parameter */ |
370 |
|
register char *s; |
371 |
|
{ |
383 |
|
extern int ambdiv; |
384 |
|
extern int ambssamp; |
385 |
|
extern int ambounce; |
386 |
< |
int i0; |
387 |
< |
double d0, d1, d2; |
386 |
> |
extern int directinvis; |
387 |
> |
extern double srcsizerat; |
388 |
> |
extern int do_irrad; |
389 |
|
char buf[128]; |
390 |
|
|
391 |
|
if (s[0] == '\0') { |
392 |
< |
(*dev->comout)("aa ab ad ar as av dc dj dt lr lw sp st: "); |
393 |
< |
(*dev->comin)(buf); |
392 |
> |
(*dev->comout)( |
393 |
> |
"aa ab ad ar as av b dc di dj ds dt i lr lw sp st: "); |
394 |
> |
(*dev->comin)(buf, NULL); |
395 |
|
s = buf; |
396 |
|
} |
397 |
|
switch (s[0]) { |
398 |
|
case 'l': /* limit */ |
399 |
|
switch (s[1]) { |
400 |
|
case 'w': /* weight */ |
401 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
419 |
< |
sprintf(buf, "limit weight (%.6g): ", |
420 |
< |
minweight); |
421 |
< |
(*dev->comout)(buf); |
422 |
< |
(*dev->comin)(buf); |
423 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
424 |
< |
break; |
425 |
< |
} |
426 |
< |
minweight = d0; |
401 |
> |
getparam(s+2, "limit weight", 'r', &minweight); |
402 |
|
break; |
403 |
|
case 'r': /* reflection */ |
404 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
430 |
< |
sprintf(buf, "limit reflection (%d): ", |
431 |
< |
maxdepth); |
432 |
< |
(*dev->comout)(buf); |
433 |
< |
(*dev->comin)(buf); |
434 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
435 |
< |
break; |
436 |
< |
} |
437 |
< |
maxdepth = i0; |
404 |
> |
getparam(s+2, "limit reflection", 'i', &maxdepth); |
405 |
|
break; |
406 |
|
default: |
407 |
|
goto badparam; |
410 |
|
case 'd': /* direct */ |
411 |
|
switch (s[1]) { |
412 |
|
case 'j': /* jitter */ |
413 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
447 |
< |
sprintf(buf, "direct jitter (%.6g): ", |
448 |
< |
dstrsrc); |
449 |
< |
(*dev->comout)(buf); |
450 |
< |
(*dev->comin)(buf); |
451 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
452 |
< |
break; |
453 |
< |
} |
454 |
< |
dstrsrc = d0; |
413 |
> |
getparam(s+2, "direct jitter", 'r', &dstrsrc); |
414 |
|
break; |
415 |
|
case 'c': /* certainty */ |
416 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
458 |
< |
sprintf(buf, "direct certainty (%.6g): ", |
459 |
< |
shadcert); |
460 |
< |
(*dev->comout)(buf); |
461 |
< |
(*dev->comin)(buf); |
462 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
463 |
< |
break; |
464 |
< |
} |
465 |
< |
shadcert = d0; |
416 |
> |
getparam(s+2, "direct certainty", 'r', &shadcert); |
417 |
|
break; |
418 |
|
case 't': /* threshold */ |
419 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
469 |
< |
sprintf(buf, "direct threshold (%.6g): ", |
470 |
< |
shadthresh); |
471 |
< |
(*dev->comout)(buf); |
472 |
< |
(*dev->comin)(buf); |
473 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
474 |
< |
break; |
475 |
< |
} |
476 |
< |
shadthresh = d0; |
419 |
> |
getparam(s+2, "direct threshold", 'r', &shadthresh); |
420 |
|
break; |
421 |
+ |
case 'i': /* invisibility */ |
422 |
+ |
getparam(s+2, "direct invisibility", |
423 |
+ |
'b', &directinvis); |
424 |
+ |
break; |
425 |
+ |
case 's': /* sampling */ |
426 |
+ |
getparam(s+2, "direct sampling", 'r', &srcsizerat); |
427 |
+ |
break; |
428 |
|
default: |
429 |
|
goto badparam; |
430 |
|
} |
431 |
|
break; |
432 |
+ |
case 'b': /* black and white */ |
433 |
+ |
getparam(s+1, "black and white", 'b', &greyscale); |
434 |
+ |
break; |
435 |
+ |
case 'i': /* irradiance */ |
436 |
+ |
getparam(s+1, "irradiance", 'b', &do_irrad); |
437 |
+ |
break; |
438 |
|
case 'a': /* ambient */ |
439 |
|
switch (s[1]) { |
440 |
|
case 'v': /* value */ |
441 |
< |
if (sscanf(s+2, "%lf %lf %lf", &d0, &d1, &d2) != 3) { |
486 |
< |
sprintf(buf, |
487 |
< |
"ambient value (%.6g %.6g %.6g): ", |
488 |
< |
colval(ambval,RED), |
489 |
< |
colval(ambval,GRN), |
490 |
< |
colval(ambval,BLU)); |
491 |
< |
(*dev->comout)(buf); |
492 |
< |
(*dev->comin)(buf); |
493 |
< |
if (sscanf(buf, "%lf %lf %lf", |
494 |
< |
&d0, &d1, &d2) != 3) |
495 |
< |
break; |
496 |
< |
} |
497 |
< |
setcolor(ambval, d0, d1, d2); |
441 |
> |
getparam(s+2, "ambient value", 'C', ambval); |
442 |
|
break; |
443 |
|
case 'a': /* accuracy */ |
444 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
501 |
< |
sprintf(buf, "ambient accuracy (%.6g): ", |
502 |
< |
ambacc); |
503 |
< |
(*dev->comout)(buf); |
504 |
< |
(*dev->comin)(buf); |
505 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
506 |
< |
break; |
507 |
< |
} |
508 |
< |
ambacc = d0; |
444 |
> |
getparam(s+2, "ambient accuracy", 'r', &ambacc); |
445 |
|
break; |
446 |
|
case 'd': /* divisions */ |
447 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
512 |
< |
sprintf(buf, "ambient divisions (%d): ", |
513 |
< |
ambdiv); |
514 |
< |
(*dev->comout)(buf); |
515 |
< |
(*dev->comin)(buf); |
516 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
517 |
< |
break; |
518 |
< |
} |
519 |
< |
ambdiv = i0; |
447 |
> |
getparam(s+2, "ambient divisions", 'i', &ambdiv); |
448 |
|
break; |
449 |
|
case 's': /* samples */ |
450 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
523 |
< |
sprintf(buf, "ambient super-samples (%d): ", |
524 |
< |
ambssamp); |
525 |
< |
(*dev->comout)(buf); |
526 |
< |
(*dev->comin)(buf); |
527 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
528 |
< |
break; |
529 |
< |
} |
530 |
< |
ambssamp = i0; |
450 |
> |
getparam(s+2, "ambient super-samples", 'i', &ambssamp); |
451 |
|
break; |
452 |
|
case 'b': /* bounces */ |
453 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
534 |
< |
sprintf(buf, "ambient bounces (%d): ", |
535 |
< |
ambounce); |
536 |
< |
(*dev->comout)(buf); |
537 |
< |
(*dev->comin)(buf); |
538 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
539 |
< |
break; |
540 |
< |
} |
541 |
< |
ambounce = i0; |
453 |
> |
getparam(s+2, "ambient bounces", 'i', &ambounce); |
454 |
|
break; |
455 |
|
case 'r': |
456 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
457 |
< |
sprintf(buf, "ambient resolution (%d): ", |
458 |
< |
ambres); |
547 |
< |
(*dev->comout)(buf); |
548 |
< |
(*dev->comin)(buf); |
549 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
550 |
< |
break; |
551 |
< |
} |
552 |
< |
ambres = i0; |
553 |
< |
minarad = ambres > 0 ? thescene.cusize/ambres : 0.0; |
456 |
> |
if (getparam(s+2, "ambient resolution", 'i', &ambres)) |
457 |
> |
minarad = ambres > 0 ? |
458 |
> |
thescene.cusize/ambres : 0.0; |
459 |
|
break; |
460 |
|
default: |
461 |
|
goto badparam; |
464 |
|
case 's': /* sample */ |
465 |
|
switch (s[1]) { |
466 |
|
case 'p': /* pixel */ |
467 |
< |
if (sscanf(s+2, "%d", &i0) != 1) { |
468 |
< |
sprintf(buf, "sample pixel (%d): ", psample); |
564 |
< |
(*dev->comout)(buf); |
565 |
< |
(*dev->comin)(buf); |
566 |
< |
if (sscanf(buf, "%d", &i0) != 1) |
567 |
< |
break; |
568 |
< |
} |
569 |
< |
psample = i0; |
570 |
< |
pdepth = 0; |
467 |
> |
if (getparam(s+2, "sample pixel", 'i', &psample)) |
468 |
> |
pdepth = 0; |
469 |
|
break; |
470 |
|
case 't': /* threshold */ |
471 |
< |
if (sscanf(s+2, "%lf", &d0) != 1) { |
472 |
< |
sprintf(buf, "sample threshold (%.6g): ", |
575 |
< |
maxdiff); |
576 |
< |
(*dev->comout)(buf); |
577 |
< |
(*dev->comin)(buf); |
578 |
< |
if (sscanf(buf, "%lf", &d0) != 1) |
579 |
< |
break; |
580 |
< |
} |
581 |
< |
maxdiff = d0; |
582 |
< |
pdepth = 0; |
471 |
> |
if (getparam(s+2, "sample threshold", 'r', &maxdiff)) |
472 |
> |
pdepth = 0; |
473 |
|
break; |
474 |
|
default: |
475 |
|
goto badparam; |
479 |
|
break; |
480 |
|
default:; |
481 |
|
badparam: |
482 |
+ |
*sskip(s) = '\0'; |
483 |
|
sprintf(errmsg, "%s: unknown variable", s); |
484 |
|
error(COMMAND, errmsg); |
485 |
|
break; |
504 |
|
if ((*dev->getcur)(&x, &y) == ABORT) |
505 |
|
return; |
506 |
|
|
507 |
< |
rayview(thisray.rorg, thisray.rdir, &ourview, x+.5, y+.5); |
508 |
< |
|
507 |
> |
if (viewray(thisray.rorg, thisray.rdir, &ourview, |
508 |
> |
(x+.5)/hresolu, (y+.5)/vresolu) < 0) { |
509 |
> |
error(COMMAND, "not on image"); |
510 |
> |
return; |
511 |
> |
} |
512 |
> |
|
513 |
|
} else if (normalize(thisray.rdir) == 0.0) { |
514 |
|
error(COMMAND, "zero ray direction"); |
515 |
|
return; |
527 |
|
ofun[thisray.ro->otype].funame, |
528 |
|
thisray.ro->oname); |
529 |
|
(*dev->comout)(buf); |
530 |
< |
(*dev->comin)(buf); |
530 |
> |
(*dev->comin)(buf, NULL); |
531 |
|
if (thisray.rot >= FHUGE) |
532 |
|
(*dev->comout)("at infinity"); |
533 |
|
else { |
535 |
|
thisray.rop[1], thisray.rop[2]); |
536 |
|
(*dev->comout)(buf); |
537 |
|
} |
538 |
< |
(*dev->comin)(buf); |
538 |
> |
(*dev->comin)(buf, NULL); |
539 |
|
sprintf(buf, "with value (%.6g %.6g %.6g)", |
540 |
|
colval(thisray.rcol,RED), |
541 |
|
colval(thisray.rcol,GRN), |
542 |
|
colval(thisray.rcol,BLU)); |
543 |
|
(*dev->comout)(buf); |
544 |
|
} |
545 |
< |
(*dev->comin)(buf); |
545 |
> |
(*dev->comin)(buf, NULL); |
546 |
|
} |
547 |
|
|
548 |
|
|
550 |
|
char *s; |
551 |
|
{ |
552 |
|
static char buf[128]; |
553 |
< |
char *fname, *getpath(); |
553 |
> |
char *fname; |
554 |
|
FILE *fp; |
555 |
|
COLR *scanline; |
556 |
|
int y; |
559 |
|
error(COMMAND, "no file"); |
560 |
|
return; |
561 |
|
} |
562 |
< |
if ((fname = getpath(buf, NULL)) == NULL || |
562 |
> |
if ((fname = getpath(buf, NULL, 0)) == NULL || |
563 |
|
(fp = fopen(fname, "w")) == NULL) { |
564 |
|
sprintf(errmsg, "cannot open \"%s\"", buf); |
565 |
|
error(COMMAND, errmsg); |
571 |
|
/* write header */ |
572 |
|
fputs(progname, fp); |
573 |
|
fprintview(&ourview, fp); |
574 |
< |
fputs("\n", fp); |
574 |
> |
if (octname != NULL) |
575 |
> |
fprintf(fp, " %s\n", octname); |
576 |
> |
else |
577 |
> |
putc('\n', fp); |
578 |
> |
fprintf(fp, "SOFTWARE= %s\n", VersionID); |
579 |
|
if (exposure != 1.0) |
580 |
< |
fprintf(fp, "EXPOSURE=%e\n", exposure); |
581 |
< |
fprintf(fp, "\n-Y %d +X %d\n", ourview.vresolu, ourview.hresolu); |
580 |
> |
fputexpos(exposure, fp); |
581 |
> |
if (dev->pixaspect != 1.0) |
582 |
> |
fputaspect(dev->pixaspect, fp); |
583 |
> |
fputformat(COLRFMT, fp); |
584 |
> |
putc('\n', fp); |
585 |
> |
fputresolu(YMAJOR|YDECR, hresolu, vresolu, fp); |
586 |
|
|
587 |
< |
scanline = (COLR *)malloc(ourview.hresolu*sizeof(COLR)); |
588 |
< |
if (scanline == NULL) |
589 |
< |
error(SYSTEM, "out of memory in writepict"); |
590 |
< |
for (y = ourview.vresolu-1; y >= 0; y--) { |
591 |
< |
getpictcolrs(y, scanline, &ptrunk, |
592 |
< |
ourview.hresolu, ourview.vresolu); |
593 |
< |
if (fwritecolrs(scanline, ourview.hresolu, fp) < 0) |
587 |
> |
scanline = (COLR *)malloc(hresolu*sizeof(COLR)); |
588 |
> |
if (scanline == NULL) { |
589 |
> |
error(COMMAND, "not enough memory!"); |
590 |
> |
fclose(fp); |
591 |
> |
unlink(fname); |
592 |
> |
return; |
593 |
> |
} |
594 |
> |
for (y = vresolu-1; y >= 0; y--) { |
595 |
> |
getpictcolrs(y, scanline, &ptrunk, hresolu, vresolu); |
596 |
> |
if (fwritecolrs(scanline, hresolu, fp) < 0) |
597 |
|
break; |
598 |
|
} |
599 |
+ |
free((char *)scanline); |
600 |
|
if (fclose(fp) < 0) |
601 |
|
error(COMMAND, "write error"); |
695 |
– |
free((char *)scanline); |
602 |
|
} |