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-rw-r--r--engine/src/data_types/color.rs68
1 files changed, 68 insertions, 0 deletions
diff --git a/engine/src/data_types/color.rs b/engine/src/data_types/color.rs
index 7bab678..cef3b92 100644
--- a/engine/src/data_types/color.rs
+++ b/engine/src/data_types/color.rs
@@ -1,3 +1,5 @@
+use std::ops::{Add, Div, Mul, Neg, Sub};
+
#[derive(Debug, Clone, Default)]
#[repr(C)]
pub struct Color<Value>
@@ -28,3 +30,69 @@ impl<Value: Clone> From<Value> for Color<Value>
}
}
}
+
+macro_rules! impl_math_op {
+ ($math_op_trait: ident, $function: ident) => {
+ impl<Value> $math_op_trait for Color<Value>
+ where
+ Value: $math_op_trait<Output = Value>,
+ {
+ type Output = Self;
+
+ fn $function(self, rhs: Self) -> Self::Output
+ {
+ Self {
+ red: self.red.$function(rhs.red),
+ green: self.green.$function(rhs.green),
+ blue: self.blue.$function(rhs.blue),
+ }
+ }
+ }
+ };
+}
+
+macro_rules! impl_scalar_math_op {
+ ($math_op_trait: ident, $function: ident) => {
+ impl<Value> $math_op_trait<Value> for Color<Value>
+ where
+ Value: $math_op_trait<Output = Value> + Clone,
+ {
+ type Output = Self;
+
+ fn $function(self, rhs: Value) -> Self::Output
+ {
+ Self {
+ red: self.red.$function(rhs.clone()),
+ green: self.green.$function(rhs.clone()),
+ blue: self.blue.$function(rhs),
+ }
+ }
+ }
+ };
+}
+
+impl_math_op!(Add, add);
+impl_math_op!(Sub, sub);
+impl_math_op!(Mul, mul);
+impl_math_op!(Div, div);
+
+impl_scalar_math_op!(Add, add);
+impl_scalar_math_op!(Sub, sub);
+impl_scalar_math_op!(Mul, mul);
+impl_scalar_math_op!(Div, div);
+
+impl<Value> Neg for Color<Value>
+where
+ Value: Neg<Output = Value>,
+{
+ type Output = Self;
+
+ fn neg(self) -> Self::Output
+ {
+ Self {
+ red: -self.red,
+ green: -self.green,
+ blue: -self.blue,
+ }
+ }
+}