Macro plotters::define_linear_interpolation_color_map

macro_rules! define_linear_interpolation_color_map {
    ($color_scale_name:ident, $color_type:ident, $doc:expr, $(($($color_value:expr),+)),*) => { ... };
    ($color_scale_name:ident, $color_type:ident, $doc:expr, $($color_complete:tt),+) => { ... };
}

Macro to create a new colormap with evenly spaced colors at compile-time.