working on ARC_FPoint_Lerp

src/math/point.c

@@ -0,0 +1,8 @@
+#include "arc/math/point.h"
+
+ARC_FPoint ARC_FPoint_Lerp(ARC_FPoint *start, ARC_FPoint *end, float t){
+    return (ARC_FPoint){
+        (1.0f - t) * start->x + t * end->x,
+        (1.0f - t) * start->y + t * end->y
+    };
+}