StackNode [ ] function ( ) { return stack ; }
get stack object for tree based accelerationstructure s. concode_field_sep int node concode_elem_sep StackNode[] stack concode_elem_sep Instance current concode_elem_sep Instance instance concode_elem_sep float u concode_elem_sep float[] rstack concode_elem_sep float v concode_elem_sep float far concode_elem_sep int MAX_STACK_SIZE concode_elem_sep int id concode_elem_sep float near concode_field_sep boolean hit concode_elem_sep void setIntersection concode_elem_sep float[] getRobustStack concode_elem_sep int getStackTop