draw and erase all entities

main.c

@@ -186,14 +186,16 @@ void draw_entity(struct entity* e)
 
 void erase_entities(void)
 {
-	/* TODO more than just player entity */
-	erase_entity(get_player());
+	struct entity* head;
+	for (head = first_entity; head != NULL; head = head->next)
+		erase_entity(head);
 }
 
 void draw_entities(void)
 {
-	/* TODO more than just player entity */
-	draw_entity(get_player());
+	struct entity* head;
+	for (head = first_entity; head != NULL; head = head->next)
+		draw_entity(head);
 }
 
 static long last_sec = 0;
@@ -253,6 +255,7 @@ int main(int argc, char** argv)
 		/* layer, visibility, x, y, width, height, r, g, b */
 	cat_fill(0, 1, 0, 0, screen_width - 1, screen_height - 1, 132, 155, 132);
 	/* create the player */ add_entity(1, 0, 0, 0, 50, 50, 100, 50, 0, 0, 0, 0, 0);
+	/* create a random entity */ add_entity(0, 0, 20, 20, 50, 50, 100, 100, 50, 0, 0, 0, 0);
 	while (1) game_loop();
 	return 0;
 }