pub trait Detail_MercatorProjectorTrait: Detail_MercatorProjectorTraitConst + Detail_ProjectorBaseTrait {
fn as_raw_mut_Detail_MercatorProjector(&mut self) -> *mut c_void;
fn map_forward(
&mut self,
x: f32,
y: f32,
u: &mut f32,
v: &mut f32
) -> Result<()> { ... }
fn map_backward(
&mut self,
u: f32,
v: f32,
x: &mut f32,
y: &mut f32
) -> Result<()> { ... }
}