[ViewVC] Diff of: radiance/ray/src/rt/rpict.c

Comparing ray/src/rt/rpict.c (file contents):
Revision 1.24 by greg, Tue Apr 9 09:31:01 1991 UTC vs.
Revision 1.25 by greg, Tue May 21 17:41:35 1991 UTC

#	Line 24 \| Line 24 \| static char SCCSid[] = "$SunId$ LBL";
24
25		#include "random.h"
26
27	+	int dimlist[MAXDIM]; /* sampling dimensions */
28	+	int ndims = 0; /* number of sampling dimensions */
29	+	int samplendx; /* sample index number */
30	+
31		VIEW ourview = STDVIEW; /* view parameters */
32		int hresolu = 512; /* horizontal resolution */
33		int vresolu = 512; /* vertical resolution */
#	Line 32 \| Line 36 \| *double pixaspect = 1.0; / pixel aspect ratio /*
36		int psample = 4; /* pixel sample size */
37		double maxdiff = .05; /* max. difference for interpolation */
38		double dstrpix = 0.67; /* square pixel distribution */
39	+	int psuper = 2; /* pixel super-sampling rate */
40
41		double dstrsrc = 0.0; /* square source distribution */
42		double shadthresh = .05; /* shadow threshold */
#	Line 333 \| Line 338 \| *pixvalue(col, x, y) / compute pixel value /*
338		COLOR col; /* returned color */
339		int x, y; /* pixel position */
340		{
341	<	static RAY thisray; /* our ray for this pixel */
341	>	static RAY thisray;
342
343		if (viewray(thisray.rorg, thisray.rdir, &ourview,
344		(x+pixjitter())/hresolu, (y+pixjitter())/vresolu) < 0) {
#	Line 342 \| Line 347 \| *int x, y; / pixel position /*
347		}
348
349		rayorigin(&thisray, NULL, PRIMARY, 1.0);
350	<
350	>
351	>	samplendx = 3y + x; / set pixel index */
352	>
353		rayvalue(&thisray); /* trace ray */
354
355		copycolor(col, thisray.rcol); /* return color */

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