inline void ConvexPoly::
CalculateExtremum()
{
bound = AABox::FromVectors(&vertices[0], vertices.size());
halfPlanes.clear();
for (size_t i = 0; i < vertices.size(); i++)
halfPlanes.push_back(HalfPlane(vertices[i], vertices[(i+1) % vertices.size()]));
}
ConvexPoly::
ConvexPoly(const std::vector<Vector> &ps, const Color *color):
Shape(color), vs(ps)
{
bound = AABox::from_vectors(&vs[0], vs.size());
for (size_t i = 0; i < vs.size(); i++) {
half_planes.push_back(HalfPlane(vs[i], vs[(i+1) % vs.size()]));
}
}
