big refactor

external/engine/vector.h

@@ -0,0 +1,21 @@
+#ifndef VECTOR_H
+#define VECTOR_H
+
+typedef struct {
+    Vector2 *data;
+    size_t count;
+} Vector2Array;
+
+bool IsVectorZero(Vector2 v) {
+    float epsilon = 0.01f;
+    return (fabs(v.x) < epsilon && fabs(v.y) < epsilon);
+}
+
+Vector2 GetRandomVector(const Rectangle bounds) {
+    return (Vector2){
+        bounds.x + (float)GetRandomValue(0, 10000) / 10000.0f * bounds.width,
+        bounds.y + (float)GetRandomValue(0, 10000) / 10000.0f * bounds.height
+    };
+}
+
+#endif // VECTOR_H