explspike - beyond-all-reason/springrts_engine_wiki_mirror GitHub Wiki
Explspike basically makes rays of light, like sunlight leaking into a dusty room, but without the dust.
Explspike is good for making an explosion seem bright. It is good for situations where you want to suggest that a weapon is powerful without necessarily suggesting that it has a large area of effect.
Starting length of the pike?
Width of the pike at the base.
The starting alpha of the pike.
This is subtracted from the alpha every frame. If the alpha passes zero, the effect ends.
Not sure exactly what this does.
The direction of the pike. The larger this vector, the faster the pike will grow.
The color of the pike.