↓ 3 callersFunction_vox_get_vec3_rotation_bitsthe vector should be a unit vector aligned along one of the cardinal directions exactly. eg. (1,0,0) or (0, 0, -1) this function returns the non-zero
Chapter_39/owl/samples/advanced/rtgems2-voxrender/ogt_vox.h:1314
↓ 3 callersFunctionaddVertex! find vertex with given position, normal, texcoord, and return
its vertex ID, or, if it doesn't exit, add it to the mesh, and
its just-cr
Chapter_39/owl/samples/advanced/optix7course/Model.cpp:50