Describes a particle that requires representation by a point (pixel, sparkle, billboard) ...
virtual void output(ostream &out) const
Write a string representation of this instance to <out>.
virtual void write(ostream &out, int indent=0) const
Write a string representation of this instance to <out>.
virtual void write(ostream &out, int indent=0) const
Write a string representation of this instance to <out>.
An individual, physically-modelable particle abstract base class.
PointParticle(PN_stdfloat lifespan=0.0f, bool alive=false)
simple constructor
virtual PhysicsObject * make_copy() const
dynamic copier