Do I really need to pass everything by pointer? It works now, but it'…

…s a bit inconsistent

controls.go

@@ -22,9 +22,10 @@ package main
 
 import (
 	blt "bearlibterminal"
+	"fmt"
 )
 
-func Controls(k int, p *Creature, b Board, c Creatures, o Objects) bool {
+func Controls(k int, p *Creature, b Board, c Creatures, o *Objects) bool {
 	/* Function Controls is input handler.
 	   It takes integer k (key codes are basically numbers,
 	   but creating new "type key int" is not convenient)
@@ -43,7 +44,10 @@ func Controls(k int, p *Creature, b Board, c Creatures, o Objects) bool {
 		turnSpent = p.MoveOrAttack(-1, 0, b, c)
 
 	case blt.TK_G:
-		turnSpent = p.PickUp(&o)
+		fmt.Println()
+		fmt.Println("PickingUp")
+		turnSpent = p.PickUp(o)
+		fmt.Println(len(*o))
 	}
 	return turnSpent
 }

main.go

@@ -53,7 +53,7 @@ func main() {
 		if key == blt.TK_ESCAPE || actors[0].HPCurrent <= 0 {
 			break
 		} else {
-			turnSpent := Controls(key, player, cells, actors, objs)
+			turnSpent := Controls(key, player, cells, actors, &objs)
 			if turnSpent == true {
 				CreaturesTakeTurn(cells, actors)
 			}

render.go

@@ -22,6 +22,7 @@ package main
 
 import (
 	blt "bearlibterminal"
+	"fmt"
 )
 
 const (
@@ -86,6 +87,9 @@ func PrintObjects(b Board, o Objects, c Creatures) {
 	   always pass "]]" instead of "]".
 	   Prints every object on its coords if certain conditions are met:
 	   AlwaysVisible bool is set to true, or is in player fov. */
+	   fmt.Println()
+	   fmt.Println("PrintObjects")
+	   fmt.Println(len(o))
 	for _, v := range o {
 		if (IsInFOV(b, c[0].X, c[0].Y, v.X, v.Y) == true) ||
 			(v.AlwaysVisible == true) {