public void clearCache() {
            Arrays.fill(cache, null);
        }
Maintains a cache of small models to be placed upon a 32x32 grid on a gate surface. Avoids needing to create
copies of the same model at the same position, each of which is 48 CCModel arrays.
integration/src/main/java/mrtjp/projectred/integration/client/GateComponentModels.java