06-13-2024, 12:28 PM
Nothing fancy going on here. Arrow keys to move.
Code: (Select All)
$COLOR:32
CONST BALL_RADIUS = 5
CONST PADDLE_SPAN = 25
CONST PADDLE_HEIGHT = 10
CONST PADDLE_VELOCITY = 5
CONST PADDLE_GRADIENT = 0.3
CONST BLOCK_WIDTH = 42
CONST BLOCK_HEIGHT = 10
CONST BLOCK_MARGIN = 10
CONST NUM_BLOCKS = 36
CONST SPEED_PER_LEVEL = 1.1
CONST FALSE = 0, TRUE = NOT FALSE
CONST KEY_LEFT = 19200
CONST KEY_RIGHT = 19712
TYPE block_t
x1 AS INTEGER
x2 AS INTEGER
y1 AS INTEGER
y2 AS INTEGER
alive AS INTEGER
colour AS _UNSIGNED LONG
END TYPE
DIM blocks(1 TO NUM_BLOCKS) AS block_t
DIM SHARED colours(1 TO 12) AS _UNSIGNED LONG
colours(1) = Peru
colours(2) = RazzleDazzleRose
colours(3) = Wheat
colours(4) = WildBlueYonder
colours(5) = Lavender
colours(6) = MountainMeadow
colours(7) = BurntOrange
colours(8) = PeachPuff
colours(9) = LawnGreen
colours(10) = Chestnut
colours(11) = IndianRed
colours(12) = LightGoldenRodYellow
SCREEN _NEWIMAGE(640, 480, 32)
RANDOMIZE TIMER
start:
level = 0
next_level:
level = level + 1
ball_vy = -(3 + SPEED_PER_LEVEL * level)
win_condition = FALSE
init_blocks blocks()
ball_x = _WIDTH / 2
ball_vx = INT(RND * 5)
ball_y = _HEIGHT * 0.9
paddle_x = _WIDTH / 2
paddle_y = _HEIGHT - PADDLE_HEIGHT - 10
CLS
centreprint "Level" + STR$(level)
_DISPLAY
_DELAY 2
DO
CLS , 0
'Paddle movement
IF _KEYDOWN(KEY_LEFT) THEN paddle_x = paddle_x - PADDLE_VELOCITY
IF paddle_x < PADDLE_SPAN THEN paddle_x = PADDLE_SPAN
IF _KEYDOWN(KEY_RIGHT) THEN paddle_x = paddle_x + PADDLE_VELOCITY
IF paddle_x > _WIDTH - PADDLE_SPAN THEN paddle_x = _WIDTH - PADDLE_SPAN
'Ball movement
ball_x = ball_x + ball_vx
ball_y = ball_y + ball_vy
'Draw paddle
LINE (paddle_x - PADDLE_SPAN, paddle_y)-(paddle_x + PADDLE_SPAN, paddle_y + PADDLE_HEIGHT), White, BF
'Draw ball
CIRCLE (ball_x, ball_y), BALL_RADIUS, White
'Draw blocks & block collision
win_condition = TRUE
FOR b = LBOUND(blocks) TO UBOUND(blocks)
IF NOT blocks(b).alive THEN _CONTINUE
top_bound = ball_y + BALL_RADIUS >= blocks(b).y1
bottom_bound = ball_y - BALL_RADIUS <= blocks(b).y2
left_bound = ball_x + BALL_RADIUS >= blocks(b).x1
right_bound = ball_x - BALL_RADIUS <= blocks(b).x2
IF top_bound AND left_bound AND right_bound AND bottom_bound THEN
ball_vy = -ball_vy
blocks(b).alive = FALSE
ELSE
LINE (blocks(b).x1, blocks(b).y1)-(blocks(b).x2, blocks(b).y2), blocks(b).colour, BF
win_condition = FALSE
END IF
NEXT b
'Win?
IF win_condition THEN GOTO next_level
'Boundary collision
IF ball_x - BALL_RADIUS + ball_vx <= 0 OR ball_x + BALL_RADIUS + ball_vx >= _WIDTH THEN ball_vx = -ball_vx
IF ball_y - BALL_RADIUS + ball_vy <= 0 THEN ball_vy = -ball_vy
'Paddle collision
IF ABS(ball_x - paddle_x) <= PADDLE_SPAN + BALL_RADIUS AND ball_y + BALL_RADIUS >= paddle_y THEN
ball_vy = -ball_vy
ball_vx = (ball_x - paddle_x) * PADDLE_GRADIENT
END IF
'Missed ball
IF ball_y - BALL_RADIUS >= _HEIGHT THEN
centreprint "Game Over"
_DELAY 2
GOTO start
END IF
_DISPLAY
_LIMIT 60
LOOP
PRINT "Game over"
SUB init_blocks (blocks() AS block_t)
x = BLOCK_MARGIN
y = BLOCK_MARGIN
FOR i = LBOUND(blocks) TO UBOUND(blocks)
blocks(i).alive = TRUE
IF x + BLOCK_WIDTH > _WIDTH THEN
x = BLOCK_MARGIN
y = y + BLOCK_HEIGHT + BLOCK_MARGIN
END IF
blocks(i).x1 = x
blocks(i).x2 = x + BLOCK_WIDTH
blocks(i).y1 = y
blocks(i).y2 = y + BLOCK_HEIGHT
blocks(i).colour = colours(INT(RND * UBOUND(colours)) + 1)
x = x + BLOCK_WIDTH + BLOCK_MARGIN
NEXT i
END SUB
SUB centreprint (s$)
_PRINTSTRING ((_WIDTH - _PRINTWIDTH(s$)) / 2, (_HEIGHT - _FONTHEIGHT) / 2), s$
_DISPLAY
END SUB
I can help you with these things if you like. This would serve as a great example too on the Wiki I think @RhoSigma @SMcNeill
