prepare kd-tree traversal for packet tracing (4 rays at once)
RayPacket and VectorPacket structures for packet tracing
remove some redundant const's
Import('env lib')
myenv = env.Clone()
myenv.Append(CPPPATH = ['.','#include'], LIBPATH='#build/lib')
myenv.Prepend(LIBS=['pyrit'])
l = []
l.append( myenv.Program(['vector.cc']) )
myenv.Alias('tests', l)