Fix hitboxes for entities

game/systems/systems.c

@@ -2,7 +2,7 @@
 
 #include "../game_state.h"
 
-bool getEntityHitBox(ecs_entity_t entity, Position *outPos, Rectangle *outHitBox) {
+bool entityGetHitBox(ecs_entity_t entity, Position *outPos, Rectangle *outHitBox) {
     if (!ecs_is_alive(ECS, entity))
         return false;
 
@@ -18,11 +18,25 @@ bool getEntityHitBox(ecs_entity_t entity, Position *outPos, Rectangle *outHitBox
     if (outHitBox) {
         *outHitBox = *hitbox;
         outHitBox->x += pos->x;
-        outHitBox->y += pos->y;
+        outHitBox->y = pos->y - hitbox->y - hitbox->height;
     }
 
     return true;
 }
+Rectangle entityTransformHitBox(Position position, HitBox hitBox) {
+    return (Rectangle) {
+            position.x + hitBox.x,
+            position.y - hitBox.y - hitBox.height,
+            hitBox.width,
+            hitBox.height
+    };
+}
+Vector2 entityGetCenter(Position position, HitBox hitBox) {
+    return (Vector2) {
+        position.x + hitBox.x + hitBox.width * 0.5f,
+        position.y - hitBox.y - hitBox.height * 0.5f
+    };
+}
 
 ecs_entity_t renderCollidersSystem;
 ecs_entity_t renderOrientDirSystem;