Function t8_forest_element_owners_at_face

• Defined in File t8_forest_private.h

Function Documentation

void t8_forest_element_owners_at_face(t8_forest_t forest, t8_gloidx_t gtreeid, const t8_element_t *element, t8_eclass_t eclass, int face, sc_array_t *owners)

Find all owner processes that own descendant of a given element that touch a given face.

The element does not need to be a local element.

Parameters:

• forest – [in] The forest.

• gtreeid – [in] The global id of the tree in which the element lies.

• element – [in] The element to look for.

• eclass – [in] The element class of the tree gtreeid.

• face – [in] A face of element.

• owners – [inout] On input an array of integers. Its first and second entry are taken as lower and upper bounds for the owner processes. If empty, then no bounds are taken. On output it stores all owners of descendants of elem that touch face in ascending order.