dispose method
Implementation
@override
void dispose() {
geometry?.dispose();
(material as GroupMaterial).children[ 0 ].dispose();
(material as GroupMaterial).children[ 1 ].dispose();
}
@override
void dispose() {
geometry?.dispose();
(material as GroupMaterial).children[ 0 ].dispose();
(material as GroupMaterial).children[ 1 ].dispose();
}