EntertainmentConfigurationPosition constructor
Creates a EntertainmentConfigurationPosition object.
Implementation
EntertainmentConfigurationPosition({
required this.x,
required this.y,
required this.z,
}) : assert(x >= -1 && x <= 1, '`x` must be between -1 and 1 (inclusive)'),
assert(y >= -1 && y <= 1, '`y` must be between -1 and 1 (inclusive)'),
assert(z >= -1 && z <= 1, '`z` must be between -1 and 1 (inclusive)');