GuIntersectionRay.h

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#ifndef GU_INTERSECTION_RAY_H
#define GU_INTERSECTION_RAY_H
 
// PT: small distance between a ray origin and a potentially hit surface. Should be small enough to
// limit accuracy issues coming from large distance values, but not too close to the surface to make
// sure we don't start inside the shape.
#define GU_RAY_SURFACE_OFFSET   10.0f
 
#endif