From 9e1a836f663c03e462fbf1bcff444a20aaf56eaf Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Wed, 15 Nov 2023 20:03:59 +0100
Subject: a

---
 framework/src/vector.rs | 128 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 framework/src/vector.rs

(limited to 'framework/src/vector.rs')

diff --git a/framework/src/vector.rs b/framework/src/vector.rs
new file mode 100644
index 0000000..5227d04
--- /dev/null
+++ b/framework/src/vector.rs
@@ -0,0 +1,128 @@
+pub type UVec2 = Vec2<usize>;
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Vec2<T> {
+    pub x: T,
+    pub y: T,
+}
+
+impl From<Vec2<isize>> for Vec2<u16> {
+    fn from(value: Vec2<isize>) -> Self {
+        Self {
+            x: value.x as u16,
+            y: value.y as u16,
+        }
+    }
+}
+impl From<Vec2<u16>> for Vec2<isize> {
+    fn from(value: Vec2<u16>) -> Self {
+        Self {
+            x: value.x as isize,
+            y: value.y as isize,
+        }
+    }
+}
+impl From<Vec2<f32>> for Vec2<isize> {
+    fn from(value: Vec2<f32>) -> Self {
+        Self {
+            x: value.x as isize,
+            y: value.y as isize,
+        }
+    }
+}
+
+impl Vec2<isize> {
+    pub const ZERO: Vec2<isize> = Vec2 { x: 0, y: 0 };
+    pub const UP: Vec2<isize> = Vec2 { x: 0, y: -1 };
+    pub const LEFT: Vec2<isize> = Vec2 { x: -1, y: 0 };
+}
+impl Vec2<f32> {
+    pub const ZERO: Vec2<f32> = Vec2 { x: 0.0, y: 0.0 };
+    pub const UP: Vec2<f32> = Vec2 { x: 0.0, y: -1.0 };
+    pub const LEFT: Vec2<f32> = Vec2 { x: -1.0, y: 0.0 };
+}
+
+impl<T: std::ops::Div<Output = T> + Copy> Vec2<T> {
+    pub fn downscale(&self, f: T) -> Self {
+        Self {
+            x: self.x / f,
+            y: self.y / f,
+        }
+    }
+}
+
+impl<T: std::ops::Mul<Output = T> + Copy> Vec2<T> {
+    pub fn scale(&self, f: T) -> Self {
+        Self {
+            x: self.x * f,
+            y: self.y * f,
+        }
+    }
+    pub fn area(&self) -> T {
+        self.x * self.y
+    }
+}
+
+impl Vec2<isize> {
+    pub fn x_only(&self) -> Self {
+        Self { x: self.x, y: 0 }
+    }
+    pub fn y_only(&self) -> Self {
+        Self { x: 0, y: self.y }
+    }
+}
+
+impl Into<Vec2<f32>> for Vec2<isize> {
+    fn into(self) -> Vec2<f32> {
+        Vec2 {
+            x: self.x as f32,
+            y: self.y as f32,
+        }
+    }
+}
+impl From<(isize, isize)> for Vec2<f32> {
+    fn from((x, y): (isize, isize)) -> Self {
+        Vec2 {
+            x: x as f32,
+            y: y as f32,
+        }
+    }
+}
+
+impl<T: std::ops::Add> std::ops::Add for Vec2<T> {
+    type Output = Vec2<T::Output>;
+    #[inline]
+    fn add(self, rhs: Self) -> Self::Output {
+        Vec2 {
+            x: self.x + rhs.x,
+            y: self.y + rhs.y,
+        }
+    }
+}
+impl<T: std::ops::Sub> std::ops::Sub for Vec2<T> {
+    type Output = Vec2<T::Output>;
+    #[inline]
+    fn sub(self, rhs: Self) -> Self::Output {
+        Vec2 {
+            x: self.x - rhs.x,
+            y: self.y - rhs.y,
+        }
+    }
+}
+impl<T: std::ops::Mul> std::ops::Mul for Vec2<T> {
+    type Output = Vec2<T::Output>;
+    #[inline]
+    fn mul(self, rhs: Self) -> Self::Output {
+        Vec2 {
+            x: self.x * rhs.x,
+            y: self.y * rhs.y,
+        }
+    }
+}
+
+impl<T> From<(T, T)> for Vec2<T> {
+    #[inline]
+    fn from((x, y): (T, T)) -> Self {
+        Vec2 { x, y }
+    }
+}
-- 
cgit v1.2.3-70-g09d2