more magic

1 files changed, 21 insertions, 0 deletions

diff --git a/lvc/src/impls.rs b/lvc/src/impls.rs
index 00614c9..2a5a497 100644
--- a/lvc/src/impls.rs
+++ b/lvc/src/impls.rs
@@ -27,11 +27,18 @@ impl Frame {
     }
 }
 impl Ref {
+    #[inline]
     pub fn apply<F: Fn(&mut Self)>(mut self, f: F) -> Self {
         f(&mut self);
         self
     }
 }
+impl Pixel {
+    pub const BLACK: Pixel = Pixel { r: 0, g: 0, b: 0 };
+    pub const RED: Pixel = Pixel { r: 255, g: 0, b: 0 };
+    pub const GREEN: Pixel = Pixel { r: 0, g: 255, b: 0 };
+    pub const BLUE: Pixel = Pixel { r: 0, g: 0, b: 255 };
+}
 impl Add for Pixel {
     type Output = Pixel;
     #[inline]
@@ -45,6 +52,9 @@ impl Add for Pixel {
 }
 impl P2 {
     pub const ZERO: P2 = P2 { x: 0, y: 0 };
+    pub const X: P2 = P2 { x: 1, y: 0 };
+    pub const Y: P2 = P2 { x: 0, y: 1 };
+
     #[inline]
     pub fn area(&self) -> usize {
         (self.x * self.y) as usize
@@ -63,6 +73,16 @@ impl View {
         self.b - self.a
     }
 }
+impl Add<P2> for View {
+    type Output = View;
+    #[inline]
+    fn add(self, rhs: P2) -> Self::Output {
+        View {
+            a: self.a + rhs,
+            b: self.b + rhs,
+        }
+    }
+}
 impl Add for P2 {
     type Output = P2;
     #[inline]
@@ -107,6 +127,7 @@ pub trait ToArray {
 }
 impl<A> ToArray for (A, A) {
     type Output = A;
+    #[inline]
     fn to_array(self) -> [A; 2] {
         [self.0, self.1]
     }