public function __construct(RayTracer_Vector $pos, RayTracer_Vector $lookAt, RayTracer_Vector $up)
{
$this->up = $up->normalize();
$this->position = $pos;
$this->lookAt = $lookAt;
$this->equator = $lookAt->normalize()->cross($this->up);
$this->screen = RayTracer_Vector::add($this->position, $this->lookAt);
}
function renderScene()
{
$scene = new RayTracer_Scene();
$scene->camera = new RayTracer_Camera(new RayTracer_Vector(0, 0, -15), new RayTracer_Vector(-0.2, 0, 5), new RayTracer_Vector(0, 1, 0));
$scene->background = new RayTracer_Background(new RayTracer_Color(0.5, 0.5, 0.5), 0.4);
$sphere = new RayTracer_Shape_Sphere(new RayTracer_Vector(-1.5, 1.5, 2), 1.5, new RayTracer_Material_Solid(new RayTracer_Color(0, 0.5, 0.5), 0.3, 0.0, 0.0, 2.0));
$sphere1 = new RayTracer_Shape_Sphere(new RayTracer_Vector(1, 0.25, 1), 0.5, new RayTracer_Material_Solid(new RayTracer_Color(0.9, 0.9, 0.9), 0.1, 0.0, 0.0, 1.5));
$v = new RayTracer_Vector(0.1, 0.9, -0.5);
$plane = new RayTracer_Shape_Plane($v->normalize(), 1.2, new RayTracer_Material_Chessboard(new RayTracer_Color(1.0, 1.0, 1.0), new RayTracer_Color(0.0, 0.0, 0.0), 0.2, 0.0, 1.0, 0.7));
$scene->shapes[] = $plane;
$scene->shapes[] = $sphere;
$scene->shapes[] = $sphere1;
$light = new RayTracer_Light(new RayTracer_Vector(5, 10, -1), new RayTracer_Color(0.8, 0.8, 0.8));
$light1 = new RayTracer_Light(new RayTracer_Vector(-3, 5, -15), new RayTracer_Color(0.8, 0.8, 0.8), 100);
$scene->lights[] = $light;
$scene->lights[] = $light1;
$imageWidth = 100;
// $F('imageWidth');
$imageHeight = 100;
// $F('imageHeight');
$pixelSize = split(',', "5,5");
// $F('pixelSize').split(',');
$renderDiffuse = true;
// $F('renderDiffuse');
$renderShadows = true;
// $F('renderShadows');
$renderHighlights = true;
// $F('renderHighlights');
$renderReflections = true;
// $F('renderReflections');
$rayDepth = 2;
//$F('rayDepth');
$raytracer = new RayTracer_Engine(array("canvasWidth" => $imageWidth, "canvasHeight" => $imageHeight, "pixelWidth" => $pixelSize[0], "pixelHeight" => $pixelSize[1], "renderDiffuse" => $renderDiffuse, "renderHighlights" => $renderHighlights, "renderShadows" => $renderShadows, "renderReflections" => $renderReflections, "rayDepth" => $rayDepth));
// Create a 55x30 image
//$im = imagecreatetruecolor(500, 500);
$im = null;
$raytracer->renderScene($scene, $im, 0);
/*
// Save the image
imagepng($im, './imagefilledrectangle.png');
imagedestroy($im);
*/
}
