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root/Development/ray/src/cv/checkBSDF.c

Comparing ray/src/cv/checkBSDF.c (file contents):
Revision 2.3 by greg, Fri Dec 17 20:51:55 2021 UTC vs.
Revision 2.6 by greg, Wed Jan 26 17:30:07 2022 UTC

#	Line 29 | Line 29 | typedef struct {
29		const SimpleStats       SSinit = {FHUGE, -FHUGE, .0, 0};
30
31		/* relative difference formula */
32	<	#define rdiff(a,b)      ((a)>(b) ? ((a)-(b))/(a) : ((b)-(a))/(b))
32	>	#define rdiff(a,b)      ((a)>(b) ? ((a)-(b))/((a)+FTINY) : ((b)-(a))/((b)+FTINY))
33
34		/* Figure out BSDF type (and optionally determine if in color) */
35		const char *
#	Line 236 | Line 236 | checkXML(char *fname)
236		puts("=====================================================");
237		printf("File: '%s'\n", fname);
238		SDclearBSDF(&myBSDF, fname);
239	<	pth = getpath(fname, getrlibpath(), R_OK);
239	>	pth = getpath(fname, getrlibpath(), 0);
240		if (!pth) {
241		fprintf(stderr, "Cannot find file '%s'\n", fname);
242		return 0;
#	Line 251 | Line 251 | checkXML(char *fname)
251		printf("Color: %d\n", (flags & F_IN_COLOR) != 0);
252		printf("Has Geometry: %d\n", (myBSDF.mgf != NULL));
253		puts("Component\tLambertian XYZ %\tMax. Dir\tMin. Angle");
254	<	detailComponent("Internal Refl", &myBSDF.rLambFront, myBSDF.rf);
255	<	detailComponent("External Refl", &myBSDF.rLambBack, myBSDF.rb);
254	>	detailComponent("Interior Refl", &myBSDF.rLambFront, myBSDF.rf);
255	>	detailComponent("Exterior Refl", &myBSDF.rLambBack, myBSDF.rb);
256		detailComponent("Int->Ext Trans", &myBSDF.tLambFront, myBSDF.tf);
257		detailComponent("Ext->Int Trans", &myBSDF.tLambBack, myBSDF.tb);
258		puts("Component\tReciprocity Error (min avg max %)");
259	<	checkReciprocity("Front Refl", 1, 1, &myBSDF, flags);
260	<	checkReciprocity("Back Refl", -1, -1, &myBSDF, flags);
259	>	checkReciprocity("Interior Refl", 1, 1, &myBSDF, flags);
260	>	checkReciprocity("Exterior Refl", -1, -1, &myBSDF, flags);
261		checkReciprocity("Transmission", -1, 1, &myBSDF, flags);
262		SDfreeBSDF(&myBSDF);
263		return 1;

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