TEST(KDTree, shouldSearchInTree) {
KDTree tree;
vector<RTShape*> shapes;
RTSphere sphere0(Vector(2.5, 2.5, 2.5), 2.4);
RTSphere sphere1(Vector(2.5, 2.5, 7.5), 2.4);
RTSphere sphere2(Vector(2.5, 7.5, 7.5), 2.4);
RTSphere sphere3(Vector(2.5, 7.5, 2.5), 2.4);
RTSphere sphere4(Vector(7.5, 2.5, 2.5), 2.4);
RTSphere sphere5(Vector(7.5, 2.5, 7.5), 2.4);
RTSphere sphere6(Vector(7.5, 7.5, 7.5), 2.4);
RTSphere sphere7(Vector(7.5, 7.5, 2.5), 2.4);
shapes.push_back(&sphere0);
shapes.push_back(&sphere1);
shapes.push_back(&sphere2);
shapes.push_back(&sphere3);
shapes.push_back(&sphere4);
shapes.push_back(&sphere5);
shapes.push_back(&sphere6);
shapes.push_back(&sphere7);
BoundingBox box(Vector(0,0,0), Vector(10,10,10));
tree.setBoundingBox(box);
tree.setTerminationCondition(1);
tree.build(shapes, 0);
Ray ray(Vector(7.5, 7.5, -2 ), Vector(0,0,1));
IntersectionPtr intersection = tree.intersect(ray);
CHECK( intersection != nullptr );
CHECK( intersection->getShape() == &sphere7 );
}
void BoundingSphere::Test()
{
BoundingSphere sphere1(Vector3f(0.0f, 0.0f, 0.0f), 1.0f);
BoundingSphere sphere2(Vector3f(0.0f, 3.0f, 0.0f), 1.0f);
BoundingSphere sphere3(Vector3f(0.0f, 0.0f, 2.0f), 1.0f);
BoundingSphere sphere4(Vector3f(1.0f, 0.0f, 0.0f), 1.0f);
IntersectData sphere1IntersectSphere2 = sphere1.IntersectBoundingSphere(sphere2);
IntersectData sphere1IntersectSphere3 = sphere1.IntersectBoundingSphere(sphere3);
IntersectData sphere1IntersectSphere4 = sphere1.IntersectBoundingSphere(sphere4);
assert(sphere1IntersectSphere2.GetDoesIntersect() == false);
assert(sphere1IntersectSphere2.GetDistance() == 1.0f);
assert(sphere1IntersectSphere3.GetDoesIntersect() == false);
assert(sphere1IntersectSphere3.GetDistance() == 0.0f);
assert(sphere1IntersectSphere4.GetDoesIntersect() == true);
assert(sphere1IntersectSphere4.GetDistance() == -1.0f);
// std::cout << "Sphere1 intersect Sphere2: " << sphere1IntersectSphere2.GetDoesIntersect()
// << ", Distance: " << sphere1IntersectSphere2.GetDistance() << std::endl;
// std::cout << "Sphere1 intersect Sphere3: " << sphere1IntersectSphere3.GetDoesIntersect()
// << ", Distance: " << sphere1IntersectSphere3.GetDistance() << std::endl;
// std::cout << "Sphere1 intersect Sphere4: " << sphere1IntersectSphere4.GetDoesIntersect()
// << ", Distance: " << sphere1IntersectSphere4.GetDistance() << std::endl;
}
void Plane::Test()
{
BoundingSphere sphere1(Vector3f(0.0f, 0.0f, 0.0f), 1.0f);
BoundingSphere sphere2(Vector3f(0.0f, 3.0f, 0.0f), 1.0f);
BoundingSphere sphere3(Vector3f(0.0f, 0.0f, 2.0f), 1.0f);
BoundingSphere sphere4(Vector3f(1.0f, 0.0f, 0.0f), 1.0f);
Plane plane1(Vector3f(0.0f, 1.0f, 0.0f), 0.0f);
IntersectData plane1IntersectSphere1 = plane1.IntersectSphere(sphere1);
IntersectData plane1IntersectSphere2 = plane1.IntersectSphere(sphere2);
IntersectData plane1IntersectSphere3 = plane1.IntersectSphere(sphere3);
IntersectData plane1IntersectSphere4 = plane1.IntersectSphere(sphere4);
assert(plane1IntersectSphere1.GetDoesIntersect() == true);
assert(plane1IntersectSphere1.GetDistance() == 1.0f);
assert(plane1IntersectSphere2.GetDoesIntersect() == false);
assert(plane1IntersectSphere2.GetDistance() == 2.0f);
assert(plane1IntersectSphere3.GetDoesIntersect() == true);
assert(plane1IntersectSphere3.GetDistance() == 1.0f);
assert(plane1IntersectSphere4.GetDoesIntersect() == true);
assert(plane1IntersectSphere4.GetDistance() == 1.0f);
// std::cout << "Plane1 intersect Sphere1: " << plane1IntersectSphere1.GetDoesIntersect()
// << ", Distance: " << plane1IntersectSphere1.GetDistance() << std::endl;
//
// std::cout << "Plane1 intersect Sphere2: " << plane1IntersectSphere2.GetDoesIntersect()
// << ", Distance: " << plane1IntersectSphere2.GetDistance() << std::endl;
//
// std::cout << "Plane1 intersect Sphere3: " << plane1IntersectSphere3.GetDoesIntersect()
// << ", Distance: " << plane1IntersectSphere3.GetDistance() << std::endl;
//
// std::cout << "Plane1 intersect Sphere4: " << plane1IntersectSphere4.GetDoesIntersect()
// << ", Distance: " << plane1IntersectSphere4.GetDistance() << std::endl;
}