feat(engine): add Rgb, Rgba, Lumen & LumenA color structs

1 files changed, 32 insertions, 0 deletions

diff --git a/engine/src/data_types/color.rs b/engine/src/data_types/color.rs
index c5316e6..06df450 100644
--- a/engine/src/data_types/color.rs
+++ b/engine/src/data_types/color.rs
@@ -1,5 +1,32 @@
 use std::ops::{Add, Div, Mul, Neg, Sub};
 
+pub trait Pixel: sealed::Sealed
+{
+    type Component;
+}
+
+macro_rules! gen_color {
+    ($ident: ident, components=($($component: ident),+)) => {
+        #[derive(Debug, Clone)]
+        pub struct $ident<Component>
+        {
+            $(pub $component: Component),+
+        }
+
+        impl<Component> Pixel for $ident<Component>
+        {
+            type Component = Component;
+        }
+
+        impl<Component> sealed::Sealed for $ident<Component> {}
+    };
+}
+
+gen_color!(Rgb, components = (r, g, b));
+gen_color!(Rgba, components = (r, g, b, a));
+gen_color!(Luma, components = (l));
+gen_color!(LumaA, components = (l, a));
+
 #[derive(Debug, Clone, Default)]
 pub struct Color<Value>
 {
@@ -95,3 +122,8 @@ where
         }
     }
 }
+
+mod sealed
+{
+    pub trait Sealed {}
+}