workaround for divide by zero bug in octree
enable oversampling for DefaultSampler
sampler and camera performance enhancements
#include "raytracer.h"
#include "octree.h"
#include "common_sdl.h"
#include "common_ply.h"
int main(int argc, char **argv)
{
Raytracer rt;
Octree top;
Camera cam;
rt.setMaxDepth(0);
rt.setTop(&top);
Light light1(Vector3(-5.0, 2.0, 8.0), Colour(0.9, 0.3, 0.6));
light1.castShadows(false);
rt.addlight(&light1);
//Light light2(Vector3(-2.0, 10.0, 2.0), Colour(0.4, 0.6, 0.3));
//light2.castShadows(false);
//rt.addlight(&light2);
Material mat(Colour(0.9, 0.9, 0.9));
load_ply(rt, "../models/dragon/dragon_vrip.ply", &mat, Vector3(-29,29,-29), Vector3(0,-3.6,0));
rt.setCamera(&cam);
cam.setEye(Vector3(0,0,10));
top.optimize();
loop_sdl(rt, cam);
}