def _get_offset(self, cppinstance): if cppinstance: assert lltype.typeOf(cppinstance.cppclass.handle) == lltype.typeOf(self.scope.handle) offset = self.offset + capi.c_base_offset(cppinstance.cppclass, self.scope, cppinstance.get_rawobject(), 1) else: offset = self.offset return offset
def _unwrap_object(self, space, w_obj): from pypy.module.cppyy.interp_cppyy import W_CPPInstance if isinstance(w_obj, W_CPPInstance): if capi.c_is_subtype(space, w_obj.cppclass, self.cppclass): rawobject = w_obj.get_rawobject() offset = capi.c_base_offset(space, w_obj.cppclass, self.cppclass, rawobject, 1) obj_address = capi.direct_ptradd(rawobject, offset) return rffi.cast(capi.C_OBJECT, obj_address) raise oefmt(space.w_TypeError, "cannot pass %T as %s", w_obj, self.cppclass.name)
def _unwrap_object(self, space, w_obj): from pypy.module.cppyy.interp_cppyy import W_CPPInstance obj = space.interpclass_w(w_obj) if isinstance(obj, W_CPPInstance): if capi.c_is_subtype(obj.cppclass, self.cppclass): rawobject = obj.get_rawobject() offset = capi.c_base_offset(obj.cppclass, self.cppclass, rawobject, 1) obj_address = capi.direct_ptradd(rawobject, offset) return rffi.cast(capi.C_OBJECT, obj_address) raise OperationError(space.w_TypeError, space.wrap("cannot pass %s as %s" % (space.type(w_obj).getname(space, "?"), self.cppclass.name)))
def get_cppthis(self, cppinstance, calling_scope): assert self == cppinstance.cppclass offset = capi.c_base_offset(self, calling_scope, cppinstance.get_rawobject(), 1) return capi.direct_ptradd(cppinstance.get_rawobject(), offset)