tpaToggleRegionLayer

tpaToggleRegionLayer(
t_regionName
t_layerName 
g_visible 
)
=> t / nil

Sets the visibility for the layer of the specified region.

t_regionName	Name of local region.
t_layerName	Name of the layer.
g_visible	Boolean variable that sets the visibility for the layer. Valid values: `t` for visible, `nil` for not visible

`t`	The visibility for the layer is set.
`nil`	The visibility for the layer is not set. .

tpaToggleLayer( "Metal2" nil) tpaToggleRegionLayer("FG__0" "M1" t) => t