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root/Development/ray/src/hd/rhpict.c

Comparing ray/src/hd/rhpict.c (file contents):
Revision 3.3 by gwlarson, Mon Mar 8 14:09:11 1999 UTC vs.
Revision 3.4 by gwlarson, Tue Mar 9 10:55:24 1999 UTC

#	Line 80 | Line 80 | char   *argv[];
80		seqstart = atoi(argv[++i]);
81		break;
82		case 'v':                       /* view file */
83	<	if (argv[i][1]!='f' || badarg(argc-i-1,argv+i+1,"s"))
83	>	if (argv[i][2]!='f' || badarg(argc-i-1,argv+i+1,"s"))
84		goto userr;
85		rval = viewfile(argv[++i], &myview, NULL);
86		if (rval < 0) {
#	Line 220 | Line 220 | int    fn;
220		int
221		endpicture()                    /* finish and write out pixels */
222		{
223	<	int     nunrend = 0;
224	<	int     v;
223	>	int     lastr = -1, nunrend = 0;
224	>	int4    lastp, lastrp;
225	>	register int4   p;
226		register double d;
226	–	register int    p;
227		/* compute final pixel values */
228		for (p = hres*vres; p--; ) {
229		if (myweight[p] <= FTINY) {
230	+	if (lastr >= 0)
231	+	if (p/hres == lastp/hres)
232	+	copycolor(mypixel[p], mypixel[lastp]);
233	+	else
234	+	copycolor(mypixel[p], mypixel[lastrp]);
235		nunrend++;
236		continue;
237		}
238		d = expval/myweight[p];
239		scalecolor(mypixel[p], d);
240	+	if ((lastp=p)/hres != lastr)
241	+	lastr = (lastrp=p)/hres;
242		}
243		/* write each scanline */
244	<	for (v = vres; v--; )
245	<	if (fwritescan(mypixel+v*hres, hres, stdout) < 0)
244	>	for (p = vres; p--; )
245	>	if (fwritescan(mypixel+p*hres, hres, stdout) < 0)
246		return(-1);
247		if (fflush(stdout) == EOF)
248		return(-1);

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