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-rw-r--r--2026/games/asrael_io/source/src/math.rs13
1 files changed, 13 insertions, 0 deletions
diff --git a/2026/games/asrael_io/source/src/math.rs b/2026/games/asrael_io/source/src/math.rs
new file mode 100644
index 0000000..371f165
--- /dev/null
+++ b/2026/games/asrael_io/source/src/math.rs
@@ -0,0 +1,13 @@
+use glam::Vec2;
+
+pub fn aabb(a_pos: Vec2, a_size: Vec2, b_pos: Vec2, b_size: Vec2) -> bool {
+ a_pos.x < b_pos.x + b_size.x
+ && b_pos.x < a_pos.x + a_size.x
+ && a_pos.y < b_pos.y + b_size.y
+ && b_pos.y < a_pos.y + a_size.y
+}
+
+pub fn bezier(p: [Vec2; 4], t: f32) -> Vec2 {
+ let u = 1.0 - t;
+ u * u * u * p[0] + 3.0 * u * u * t * p[1] + 3.0 * u * t * t * p[2] + t * t * t * p[3]
+}