ReadonlyambiguousReadonlyfrontReadonlyinstanceReadonlymaterialThe triangle's material (triangleMaterials), else the instance's, or NO_MATERIAL.
ReadonlynormalWorld-space geometric normal of the authored front side, unit length.
ReadonlytReadonlytriangleReadonlyuWeights of vertices 1 and 2.
Readonlyv
The ray is within rounding distance of an edge or of its interval end, or two triangles tie. A different f32 answer is acceptable.