#define TE_USERTRACER 127 // Larger message than the standard tracer, but allows some customization.
// write_byte(TE_USERTRACER)
// write_coord(origin.x)
// write_coord(origin.y)
// write_coord(origin.z)
// write_coord(velocity.x)
// write_coord(velocity.y)
// write_coord(velocity.z)
// write_byte(life * 10)
// write_byte(color) this is an index into an array of color vectors in the engine. (0 - )
// write_byte(length * 10)