public function initialise($seed)
{
$this->m_matrix = array();
// initialise random number generator with game seed
sjMathRandom::setSeed($seed);
$typeCount = 0;
// initialise board matrix, evenly distributing tiles
for ($x = 0; $x < BOARD_WIDTH; $x++) {
for ($y = 0; $y < BOARD_HEIGHT; $y++) {
if ($y == 0) {
$this->m_matrix[$x] = array();
}
$typeCount = ($typeCount + 1) % BOARD_NUM_TILES;
$this->m_matrix[$x][$y] = $typeCount;
}
}
// randomise tiles based on seed
for ($x = 0; $x < BOARD_WIDTH; $x++) {
for ($y = 0; $y < BOARD_HEIGHT; $y++) {
$newX = sjMathRandom::getRandom(BOARD_WIDTH) - 1;
$newY = sjMathRandom::getRandom(BOARD_HEIGHT) - 1;
// swop tiles
$typeA = $this->m_matrix[$x][$y];
$typeB = $this->m_matrix[$newX][$newY];
$this->m_matrix[$x][$y] = $typeB;
$this->m_matrix[$newX][$newY] = $typeA;
}
}
}
public static function getRandom($max)
{
sjMathRandom::nextSeed();
return ceil(sjMathRandom::$m_seed / sjMathRandom::PARAM_C * $max);
}
