Differential D1264 Diff 4118 intern/cycles/kernel/kernel_shadow.h

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	* This is CPU only because of qsort, and malloc or high stack space usage to	* This is CPU only because of qsort, and malloc or high stack space usage to
	* record all these intersections. */	* record all these intersections. */

	ccl_device_noinline int shadow_intersections_compare(const void a, const void b)
	{
	const Intersection isect_a = (const Intersection)a;
	const Intersection isect_b = (const Intersection)b;

	if(isect_a->t < isect_b->t)
	return -1;
	else if(isect_a->t > isect_b->t)
	return 1;
	else
	return 0;
	}

	#define STACK_MAX_HITS 64	#define STACK_MAX_HITS 64

	ccl_device_inline bool shadow_blocked(KernelGlobals kg, PathState state, Ray ray, float3 shadow)	ccl_device_inline bool shadow_blocked(KernelGlobals kg, PathState state, Ray ray, float3 shadow)
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	PathState ps = *state;	PathState ps = *state;
	#endif	#endif

	qsort(hits, num_hits, sizeof(Intersection), shadow_intersections_compare);	qsort(hits, num_hits, sizeof(Intersection), intersections_compare);

	for(int hit = 0; hit < num_hits; hit++, isect++) {	for(int hit = 0; hit < num_hits; hit++, isect++) {
	/* adjust intersection distance for moving ray forward */	/* adjust intersection distance for moving ray forward */
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