/*!
* \brief Constructor
*
* creates a new BVHNode and a BoundingSphere which has one center and
* contains all triangles getting from the list
*/
DeformableBvhNode::DeformableBvhNode(World* world, const std::list<Triangle*>& triangles, const Vertex* center)
: BvhNode(world) {
createBoundingSphere(triangles, center);
//sets each Triangle his enclosing BoundingNode
std::list<Triangle*>::const_iterator iter;
iter = triangles.begin();
for (;iter != triangles.end(); iter++) {
(*iter)->addBvHierarchyNode(this);
}
}
/*!
* \brief Adds one triangle and recalculates the BoundingSphere
*
*/
void DeformableBvhNode::addTriangle(Triangle* triangle) {
//std::cout << "DeformableBvhNode::addTriangle(Triangle* triangle)" << std::endl;
//adds the triangle to the existing list of Enclosed Triangles
std::list<Triangle*> triangles = mBoundingVolume->getEnclosedTriangles();
triangles.push_back(triangle);
//sets the Triangle his enclosing BoundingNode
triangle->addBvHierarchyNode(this);
const Vertex* center = ((BoundingSphere*) mBoundingVolume)->getCenterVertex();
delete(mBoundingVolume);
createBoundingSphere(triangles, center);
}
const SrSphere3D test_SmallestEnclosingSphere_TwinklingStar(const SrPoint3D* point, int n)
{
return createBoundingSphere(point,n);
}
