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root/radiance/ray/src/rt/devmain.c
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Comparing ray/src/rt/devmain.c (file contents):
Revision 1.3 by greg, Wed Nov 1 16:12:22 1989 UTC vs.
Revision 1.4 by greg, Mon Jan 8 13:38:18 1990 UTC

# Line 39 | Line 39 | int    (*dev_func[NREQUESTS])() = {            /* request handlers
39                  r_getcur, r_comout, r_comin
40          };
41  
42 – char    mybuf[512] = "";
42  
44 – char    *mybufp();
45 –
46 –
43   main(argc, argv)                /* set up communications and main loop */
44   int     argc;
45   char    *argv[];
# Line 68 | Line 64 | char   *argv[];
64          putw(COM_RECVM, devout);                /* verify initialization */
65          putw(dev->xsiz, devout);
66          putw(dev->ysiz, devout);
67 +        fwrite(dev->pixaspect, sizeof(dev->pixaspect), 1, devout);
68          fflush(devout);
69                                                  /* loop on requests */
70          while ((com = getc(devin)) != EOF) {
# Line 183 | Line 180 | register FILE  *fp;
180   }
181  
182  
186 – r_mycomin()                             /* get command from my buffer */
187 – {
188 –        register char   *cp;
189 –                                                /* get next command */
190 –        for (cp = mybuf; *cp != '\n'; cp++)
191 –                ;
192 –        *cp++ = '\0';
193 –        (*dev->comout)(mybuf);                  /* echo my command */
194 –                                                /* send it as reply */
195 –        putc(COM_COMIN, devout);
196 –        myputs(mybuf, devout);
197 –        fflush(devout);
198 –                                                /* get next command */
199 –        (*dev->comout)("\n");
200 –        strcpy(mybuf, cp);
201 –        if (mybuf[0])
202 –                kill(getppid(), SIGIO);                 /* signal more */
203 –        else
204 –                dev_func[COM_COMIN] = r_comin;          /* else reset */
205 – }
206 –
207 –
183   stderr_v(s)                             /* put string to stderr */
184   register char  *s;
185   {
# Line 219 | Line 194 | register char  *s;
194                  fflush(stderr);
195                  inline = 0;
196          }
222 – }
223 –
224 –
225 – char *
226 – mybufp()                                /* return buffer for my command */
227 – {
228 –        if (dev_func[COM_COMIN] != r_mycomin) {
229 –                dev_func[COM_COMIN] = r_mycomin;
230 –                kill(getppid(), SIGIO);
231 –        }
232 –        return(mybuf+strlen(mybuf));
233 – }
234 –
235 –
236 – repaint(xmin, ymin, xmax, ymax)         /* repaint section of display */
237 – int     xmin, ymin, xmax, ymax;
238 – {
239 –        sprintf(mybufp(), "repaint %d %d %d %d\n",
240 –                        xmin, ymin, xmax, ymax);
197   }

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