/**
* Caclulate Screen Coordinates
*
* Calculate perspectively screen coordinates for a point
*
* @param Image_3D_Point $point Point to process
*
* @return void
*/
protected function _calculateScreenCoordiantes(Image_3D_Point $point)
{
$viewpoint = 500.0;
$distance = 500.0;
$point->setScreenCoordinates($viewpoint * $point->getX() / ($point->getZ() + $distance) + $this->_size[0], $viewpoint * $point->getY() / ($point->getZ() + $distance) + $this->_size[1]);
}
/**
* Caclulate Screen Coordinates
*
* Calculate isometric screen coordinates for a point
*
* @param Image_3D_Point $point Point to process
*
* @return void
*/
protected function _calculateScreenCoordiantes(Image_3D_Point $point)
{
$point->setScreenCoordinates($point->getX() - $point->getZ() * 0.35 + $this->_size[0], $point->getY() + $point->getZ() * 0.35 + $this->_size[1]);
}
public function addPoint(Image_3D_Point $point)
{
$this->_points[] = $point;
// Adjust bounding rectangle
if (!isset($this->_boundingRect[0]) || $point->getX() < $this->_boundingRect[0]) {
$this->_boundingRect[0] = $point->getX();
}
if (!isset($this->_boundingRect[1]) || $point->getY() < $this->_boundingRect[1]) {
$this->_boundingRect[1] = $point->getY();
}
if (!isset($this->_boundingRect[2]) || $point->getZ() < $this->_boundingRect[2]) {
$this->_boundingRect[2] = $point->getZ();
}
if (!isset($this->_boundingRect[3]) || $point->getX() > $this->_boundingRect[3]) {
$this->_boundingRect[3] = $point->getX();
}
if (!isset($this->_boundingRect[4]) || $point->getY() > $this->_boundingRect[4]) {
$this->_boundingRect[4] = $point->getY();
}
if (!isset($this->_boundingRect[5]) || $point->getZ() > $this->_boundingRect[5]) {
$this->_boundingRect[5] = $point->getZ();
}
}