punch out warnings and patch some readme

src/lib.rs

@@ -2,14 +2,14 @@ use lyon::math::point;
 use lyon::path::Path;
 
 #[derive(Clone)]
-struct TurningFunction {
+pub struct TurningFunction {
     steps: Vec<i32>,
     turns: Vec<f32>,
     trajectory: f32,
 }
 
 impl TurningFunction {
-    fn new(trajectory: f32) -> Self {
+    pub fn new(trajectory: f32) -> Self {
         TurningFunction {
             steps: Vec::new(),
             turns: Vec::new(),
@@ -18,14 +18,14 @@ impl TurningFunction {
     }
 
     // update current trajectory and add increment
-    fn add_increment(&mut self, step: i32, direction: f32) {
+    pub fn add_increment(&mut self, step: i32, direction: f32) {
         let radian_diff = direction - self.trajectory;
         self.steps.push(step);
         self.turns.push(radian_diff);
         self.trajectory = self.trajectory + radian_diff;
     }
 
-    fn to_coordinates(&self) -> Vec<[f32; 2]> {
+    pub fn to_coordinates(&self) -> Vec<[f32; 2]> {
         let mut coordinates = Vec::new();
         let mut x = 0.0;
         let mut y = 0.0;
@@ -48,7 +48,7 @@ impl TurningFunction {
     }
 }
 
-struct PathGenerator {
+pub struct PathGenerator {
     from: [f32; 2],
     turning_function: TurningFunction,
     to: [f32; 2],
@@ -56,7 +56,7 @@ struct PathGenerator {
 
 impl PathGenerator {
     // A function to calculate the path based on the turning function
-    fn generate_path(&self) -> Path {
+    pub fn generate_path(&self) -> Path {
         let mut builder = lyon::path::Path::builder();
 
         // Start at the from point
@@ -66,6 +66,9 @@ impl PathGenerator {
         for coord in self.turning_function.clone().to_coordinates() {
             builder.line_to(point(coord[0] + self.from[0], coord[1] + self.from[1]));
         }
+        builder.line_to(point(self.to[0], self.to[1]));
+
+        builder.end(false);
 
         // Build and return the path
         builder.build()