init repoHEADmaster

1 files changed, 16 insertions, 0 deletions

diff --git a/matematik.c b/matematik.c
new file mode 100644
index 0000000..c5e36b2
--- /dev/null
+++ b/matematik.c
@@ -0,0 +1,16 @@
+#include "matematik.h"
+
+float distance(Vector2 a, Vector2 b){
+    return sqrt(pow(a.x - b.x, 2) + pow(a.y - b.y, 2));
+}
+
+Vector2 normalize_vector(Vector2 vec){
+    float len = sqrt(vec.x * vec.x + vec.y * vec.y);
+    vec.x /= len;
+    vec.y /= len;
+    return vec;
+}
+
+Vector2 vector_diff(Vector2 a, Vector2 b){
+    return (Vector2) { a.x - b.x, a.y - b.y };
+}