003 There are seams in texturemaps on SGI Octane with "IMPACTSR"
    graphics hardware.

    Can at least be seen on the SoGuiExamples/nodes/texture
    example. Reported by Dan Stewart on coin-discuss. Cause not yet
    known. Hard to debug and fix without access to the platform in
    question.

    <mortene@sim.no> 20020205.
