virtual PN_stdfloat get_theta() const
for spriteParticleRenderer
float cmod(float x, float y)
This is similar to fmod(), but it behaves properly when x is negative: that is, it always returns a v...
describes a particle that spins along its z axis.
virtual void write(std::ostream &out, int indent=0) const
Write a string representation of this instance to <out>.
An individual, physically-modelable particle abstract base class.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
virtual void write(std::ostream &out, int indent=0) const
Write a string representation of this instance to <out>.
virtual PhysicsObject * make_copy() const
dynamic copier
virtual void output(std::ostream &out) const
Write a string representation of this instance to <out>.