change doc

crates/border-wars/src/map/renderer.rs

@@ -27,7 +27,7 @@ struct TilesGap(Vec2);
 struct TilesSize(Vec2);
 
 impl Tile {
-    /// Returns the texture handle of the tile.
+    /// Returns the handle of the image of the tile.
     fn get_texture(&self, asset_server: &AssetServer) -> Handle<Image> {
         match self {
             Self::Grass => asset_server.load("tiles/grass.png"),
@@ -95,7 +95,7 @@ fn render_map(
     }
 }
 
-/// A simple sigmoid function to convert from y to z position.
+/// A simple sigmoid function to convert y position to z position.
 /// The return value is between 0 and 1.
 fn z_position_from_y(y: f32) -> f32 {
     -1.0 / (1.0 + (-y * 110_f64.powi(-5) as f32).exp())