setChar(x, y, char)
getChar(x, y)

int speed_updates = 100;
bool figure_falling = false;
bool animating_complete_lines = false;
int updates = 0;

shouldSkipUpdate() {
	if figure_falling {
		return false;
	}
	else {
		updates += 1
		if updates > speed_updates {
			updates = 0;
			return true;
		} else {
			retrun false;
		}
	}
}


keyPressed(key) {
	if (key == KEY_DOWN) {
		figure_falling = true;
	} else {
		eraseFigure()
		updateFigurePosAndRotation(key)
		if (!canDrawFigure()) {
			restoreFigurePosAndRotation()
		}
		updates = speed_updates;
	}
}


update(delta) {
	if (!shouldSkipUpdate()) {
		eraseFigure()
		moveFigurePosDown()
		if (canDrawFigure()) {
			drawFigure()
		} else {
			restoreFigurePos()
			drawFigure()
			removeCompleteLinesAndUpdateScore()
			generateNewFigure()
			if (canDrawFigure()) {
				drawFigure()
			} else {
				gameOver()
			}
		}
	}
}

removeCompleteLinesAndUpdateScore() {
	removed = removeCopmleteLines()
	addScore(removed)
	updateSpeedAccordingToScore()
}