src/main.rs

@@ -1,4 +1,4 @@
-//#[derive(Copy, Clone)]
+#[derive(Copy, Clone)]
 struct RGB {
     red: u8,
     green: u8,
@@ -11,11 +11,19 @@ impl RGB {
     }
 
     fn black() -> RGB {
-        RGB::new(0, 0, 0)
+        RGB {
+            red: 0,
+            green: 0,
+            blue: 0,
+        }
     }
 
     fn white() -> RGB {
-        RGB::new(255, 255, 255)
+        RGB {
+            red: 255,
+            green: 255,
+            blue: 255,
+        }
     }
 }
 
@@ -50,42 +58,13 @@ impl Image {
         Image::new(width, height, data)
     }
 
-    fn get(&self, x: usize, y: usize) -> &RGB {
+    fn get(&self, x: usize, y: usize) -> RGB {
-        self.data.get(y * self.width + x).unwrap()
+        self.data[y * self.width + x]
-    }
-
-    fn get_mut(&mut self, x: usize, y: usize) -> &mut RGB {
-        self.data.get_mut(y * self.width + x).unwrap()
-    }
-}
-
-struct Container<'a> {
-    value: &'a RGB,
-}
-
-impl<'a> Container<'a> {
-    fn new(value: &RGB) -> Container {
-        Container { value }
-    }
-}
-
-fn brighter<'a>(a: &'a RGB, b: &'a RGB) -> &'a RGB {
-    if a.red / 3 + a.green / 3 + a.blue / 3 > b.red / 3 + b.green / 3 + b.blue / 3 {
-        a
-    } else {
-        b
     }
 }
 
 fn main() {
     let image = Image::white_image(640, 480);
 
-    let black = RGB::black();
+    let c = image.get(0, 0);
-
-    let c1 = image.get(0, 0);
-    //let c2 = image.get(1, 1);
-
-    let brightest = brighter(c1, &black);
-
-    println!("{}", brightest.red);
 }