Method
CoglMatrixEntryis_identity
Declaration [src]
gboolean
cogl_matrix_entry_is_identity (
CoglMatrixEntry* entry
)
Description [src]
Determines whether entry is known to represent an identity transform.
If this returns TRUE then the entry is definitely the identity
matrix. If it returns FALSE it may or may not be the identity
matrix but no expensive comparison is performed to verify it.