diff options
Diffstat (limited to 'demos/2d/pong/pong.gd')
| -rw-r--r-- | demos/2d/pong/pong.gd | 83 |
1 files changed, 39 insertions, 44 deletions
diff --git a/demos/2d/pong/pong.gd b/demos/2d/pong/pong.gd index cf6003c659..b31e3c3d71 100644 --- a/demos/2d/pong/pong.gd +++ b/demos/2d/pong/pong.gd @@ -1,73 +1,68 @@ extends Node2D -#member variables here, example: -#var a=2 -#var b="textvar" +# Member variables const INITIAL_BALL_SPEED = 80 var ball_speed = INITIAL_BALL_SPEED -var screen_size = Vector2(640,400) -#default ball direction -var direction = Vector2(-1,0) -var pad_size = Vector2(8,32) +var screen_size = Vector2(640, 400) + +# Default ball direction +var direction = Vector2(-1, 0) +var pad_size = Vector2(8, 32) const PAD_SPEED = 150 func _process(delta): - - - #get ball position and pad rectangles + # Get ball position and pad rectangles var ball_pos = get_node("ball").get_pos() - var left_rect = Rect2( get_node("left").get_pos() - pad_size*0.5, pad_size ) - var right_rect = Rect2( get_node("right").get_pos() - pad_size*0.5, pad_size ) + var left_rect = Rect2(get_node("left").get_pos() - pad_size*0.5, pad_size) + var right_rect = Rect2(get_node("right").get_pos() - pad_size*0.5, pad_size) - #integrate new ball postion - ball_pos+=direction*ball_speed*delta + # Integrate new ball postion + ball_pos += direction*ball_speed*delta - #flip when touching roof or floor - if ( (ball_pos.y<0 and direction.y <0) or (ball_pos.y>screen_size.y and direction.y>0)): + # Flip when touching roof or floor + if ((ball_pos.y < 0 and direction.y < 0) or (ball_pos.y > screen_size.y and direction.y > 0)): direction.y = -direction.y - - #flip, change direction and increase speed when touching pads - if ( (left_rect.has_point(ball_pos) and direction.x < 0) or (right_rect.has_point(ball_pos) and direction.x > 0)): - direction.x=-direction.x - ball_speed*=1.1 - direction.y=randf()*2.0-1 + + # Flip, change direction and increase speed when touching pads + if ((left_rect.has_point(ball_pos) and direction.x < 0) or (right_rect.has_point(ball_pos) and direction.x > 0)): + direction.x = -direction.x + ball_speed *= 1.1 + direction.y = randf()*2.0 - 1 direction = direction.normalized() - - #check gameover - if (ball_pos.x<0 or ball_pos.x>screen_size.x): - ball_pos=screen_size*0.5 - ball_speed=INITIAL_BALL_SPEED - direction=Vector2(-1,0) - - + + # Check gameover + if (ball_pos.x < 0 or ball_pos.x > screen_size.x): + ball_pos = screen_size*0.5 + ball_speed = INITIAL_BALL_SPEED + direction = Vector2(-1, 0) + get_node("ball").set_pos(ball_pos) - - #move left pad + + # Move left pad var left_pos = get_node("left").get_pos() if (left_pos.y > 0 and Input.is_action_pressed("left_move_up")): - left_pos.y+=-PAD_SPEED*delta + left_pos.y += -PAD_SPEED*delta if (left_pos.y < screen_size.y and Input.is_action_pressed("left_move_down")): - left_pos.y+=PAD_SPEED*delta - + left_pos.y += PAD_SPEED*delta + get_node("left").set_pos(left_pos) - - #move right pad + + # Move right pad var right_pos = get_node("right").get_pos() if (right_pos.y > 0 and Input.is_action_pressed("right_move_up")): - right_pos.y+=-PAD_SPEED*delta + right_pos.y += -PAD_SPEED*delta if (right_pos.y < screen_size.y and Input.is_action_pressed("right_move_down")): - right_pos.y+=PAD_SPEED*delta - - get_node("right").set_pos(right_pos) + right_pos.y += PAD_SPEED*delta - + get_node("right").set_pos(right_pos) + func _ready(): - screen_size = get_viewport_rect().size #get actual size + # Initalization here + screen_size = get_viewport_rect().size # Get actual size pad_size = get_node("left").get_texture().get_size() set_process(true) - |