view_get_wport

This function can be used to retrieve the width of the given view port.

Syntax:

view_get_wport(view_port)

Returns:

Real

Example:

if view_get_wport(0) != (display_get_width () / 2)
    {
    view_set_wport(0, display_get_width() / 2);
    }

The above code will check the width of the view port[0] and if it is not half of the display width it is set to that value.