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1.1 root 1: #include <stdio.h>
2: #include <math.h>
3: #include "view2d.h"
4:
5: extern Rd2d rd;
6: char *progname;
7: short timewarp;
8: double ts, te;
9: int verbose;
10:
11: main(argc,argv)
12: int argc;
13: char **argv;
14: {
15: register char *p;
16: register int prange;
17: register short *q;
18: register int r, rmin;
19: short *qend;
20: char *pict;
21: int ip;
22: short *v;
23: char *map;
24: int black;
25: int ncolor = 32;
26: int ps, psx;
27: int wid;
28: int coldstart = 1;
29: int blanking = 1;
30: int singstep = 0;
31: int staticd = 0;
32: int holly = 0;
33: int i, j;
34: short nx, ny, fru, frv;
35: int frame, nframe, fx, fy, fz;
36: int mapr[256], mapg[256], mapb[256];
37: int period = 5;
38: int printcol = 0;
39: long ring, ttim;
40: int nf;
41: double frtime;
42: double tim[201];
43: char *Malloc();
44: FILE *terminal = NULL;
45: char junk[150];
46: double cleft, cright;
47: timewarp = -1;
48: verbose = 0;
49: progname=argv[0];
50: map = NULL;
51:
52: for(argc--, argv++; *argv && (**argv == '-' ); argv++){
53: switch(argv[0][1]){
54: case 'S':
55: switch(argv[0][2]){
56: case 'a':
57: case 'A': singstep = 1;
58: terminal=NULL;
59: break;
60: case 'f':
61: case 'F': singstep = 1;
62: terminal = fopen("/dev/tty","r");
63: if(terminal==NULL) error("can't open /dev/tty");
64: break;
65: case 'M': singstep = 1;
66: if(argv[0][3]!='\0') holly = atoi(&argv[0][3]);
67: else holly = 1;
68: break;
69: case 'S': staticd = 1;
70: blanking = 1-blanking;
71: break;
72: }
73: break;
74: case 'b':
75: blanking = 1-blanking;
76: break;
77: case 'c':
78: ncolor = atoi(&argv[0][2]);
79: break;
80: case 'm':
81: map = &argv[0][2];
82: break;
83: case 'p':
84: sscanf(&argv[0][2], "%d",&period);
85: break;
86: case 't':
87: i = sscanf(&argv[0][2], "%he, %he", &ts, &te);
88: if(i<=0) error("bad TS,TE");
89: timewarp = i;
90: break;
91: case 'v':
92: verbose++;
93: if(argv[0][2]=='c') printcol++;
94: break;
95: case 'w':
96: coldstart = 0;
97: break;
98: case 'T':
99: case 'g':
100: case 's':
101: break;
102: default:
103: err:
104: fprintf(stderr,"unrecognized option: %s\n",argv[0]);
105: exit(1);
106: }
107: }
108:
109: if((timewarp>=0)&&verbose)
110: fprintf(stderr,"timewarp=%d ts=%g te=%g\n",timewarp,ts,te);
111: rd2dh(0,&nx,&ny);
112: if((timewarp>=0)&&verbose)
113: fprintf(stderr,"timewarp=%d ts=%g te=%g\n",timewarp,ts,te);
114: if(verbose){
115: fprintf(stderr,"nx=%d ny=%d\n",nx,ny);
116: fprintf(stderr,"fmin=%g fmax=%g\n",rd.fmin,rd.fmax);
117: if(holly) fprintf(stderr,"snap %d\n",holly);
118: fprintf(stderr,"blanking=%d\n",blanking);
119: }
120: if((nx>1280)||(ny>1024)) error("picture too large %d,%d\n",nx,ny);
121: v = (short *)Malloc(nx*ny*sizeof(short));
122: pict = (char *)Malloc(nx*ny*sizeof(char));
123: minit(coldstart);
124:
125: j = (4*nx>5*ny) ? (4*nx)/5 : ny;
126: if ( j>512 ){ ps=1024; wid= 1; }
127: else if( j>256 ){ ps= 512; wid= 2; }
128: else if( j>128 ){ ps= 256; wid= 4; }
129: else if( j> 64 ){ ps= 128; wid= 8; }
130: else { ps= 64; wid=16; }
131: psx = 5*ps/4;
132:
133: prange = ((int)rd.pmax)-rd.pmin;
134: if(prange==0) prange = 1;
135: black = cvmap(map,ncolor-1,mapr,mapg,mapb);
136: if(printcol){
137: for(j=0; j<=ncolor-1; j++){
138: cleft = rd.fmin + j*(rd.fmax-rd.fmin)/ncolor;
139: cright = rd.fmin + (j+1)*(rd.fmax-rd.fmin)/ncolor;
140: fprintf(stderr,"color %4d%4d%4d = %g to %g\n",
141: mapr[j], mapg[j], mapb[j], cleft, cright );
142: }
143: }
144:
145: frame=blanking;
146: while(rd2di(&frtime,v)){
147: if(verbose) fprintf(stderr,"time=%.9g frame %d\n",frtime,frame);
148: if(frame<200) tim[frame]=frtime;
149: if(coldstart!=0){
150: fx = frame%wid;
151: fy = wid-1 - (frame/wid)%wid;
152: fz = frame/(wid*wid);
153: if(singstep){ fx=1; fy=1; fz=1; }
154: if(fz>0) error("too many frames %d time=%g",frame,frtime);
155: p = pict;
156: q = v;
157: rmin = rd.pmin;
158: for(i=0; i<ny; i++){
159: q = v+nx*(ny-1-i);
160: qend = q+nx;
161: for(; q<qend; q++){
162: r = *q;
163: if( r < -BIG ){ *p = black; }
164: else{
165: *p = ((r-rmin)*ncolor)/prange;
166: if(*p>=ncolor) *p = ncolor-1;
167: }
168: p++;
169: }
170: }
171: image(pict, psx*fx+(psx-nx)/2, ps*fy, psx*fx+(psx-nx)/2 + nx-1, ps*fy + ny-1);
172: if(singstep){
173: if(holly){
174: sprintf(junk,"snap %d",holly);
175: system(junk);
176: }else if(terminal==NULL){
177: fprintf(stderr,"time=%g frame %d\n",frtime,frame);
178: }else{
179: fprintf(stderr,"time=%g frame %d GO? ",frtime,frame);
180: fgets(junk,100,terminal);
181: if((junk[0]=='s')||(junk[0]=='S')){
182: system("snap");
183: junk[0]=' ';
184: }
185: if(sscanf(junk,"%d",&j)==1){
186: if(verbose) fprintf(stderr," skipping %d.. ",j);
187: frame += j-1;
188: rd2dj(j-1);
189: }
190: }
191: }
192: }
193: frame++;
194: }
195: nframe = frame-blanking;
196: if(verbose) fprintf(stderr,"%d frames\n%d colors\n",nframe,ncolor);
197: if(singstep||staticd){ exit(0); }
198:
199: if(!staticd){
200: j = (4*nx>5*ny) ? (4*nx)/5 : ny;
201: if ( j>512 ){ zoom(0); }
202: else if( j>256 ){ zoom(1); }
203: else if( j>128 ){ zoom(3); }
204: else if( j> 64 ){ zoom(7); }
205: else { zoom(15); }
206: }
207: if(nframe>1){
208: if(nframe>200) nframe = 200;
209: period *= 1000; /* convert to milliseconds */
210: ttim = (tim[nframe]-tim[blanking]);
211: if(ttim<=0){ /* if user gave unreasonable times, fake it */
212: for(i=blanking+1; i<=nframe; i++){
213: tim[i] = tim[i-1]+1;
214: }
215: }
216: if(blanking) tim[0] = 2*tim[1]-tim[2];
217: tim[nframe+1] = 2*tim[nframe]-tim[nframe-1];
218: ttim = (tim[nframe]-tim[1] + (tim[2]-tim[1]+tim[nframe]-tim[nframe-1])/2);
219: }
220: frame=blanking;
221: while(1){ /**** infinite loop ****/
222: fx = frame%wid;
223: fy = wid-1 - (frame/wid)%wid;
224: fz = frame/(wid*wid);
225: pan(psx*fx,ps*fy+ny);
226: if(nframe==1) exit(0);
227: ring = (frame==0)? 500: (period*(tim[frame+1]-tim[frame-1])) / (2*ttim);
228: /* conceptually, display frame i from halfway between (i-1,i) until
229: halfway between (i,i+1). ring = delay time in ms. */
230: ring = (ring*60)/1000; /* convert to 1/60 sec ticks */
231: while( ring>=120 ){
232: nap(119);
233: ring -= 119;
234: }
235: nap(ring);
236: if(++frame>nframe-1+blanking) frame = 0;
237: }
238: }
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