void setupDefaultMaterial( void )
{
    gpcl_defaultmat = OSG::SimpleMaterial::create();
    gpcl_defaultmat->setDiffuse( OSG::Color3f(1.0f,0.0f,0.0f) ); // RED
    gpcl_defaultmat->setAmbient( OSG::Color3f(0.2f,0.2f,0.2f) );
    gpcl_defaultmat->setEmission( OSG::Color3f(0.02f,0.02f,0.02f) );
    gpcl_defaultmat->setSpecular( OSG::Color3f(0.78f,0.78f,0.78f) );
    gpcl_defaultmat->setShininess( 128 );
}
void setupDefaultMaterial( void )
{
    gpcl_fb_chunk = OSG::FatBorderChunk::create();
    gpcl_fb_chunk->activateWithStandardLighting( );

    gpcl_defaultmat = OSG::SimpleMaterial::create();

    gpcl_defaultmat->setDiffuse( OSG::Color3f(1.0f,0.0f,0.0f) ); // RED
    gpcl_defaultmat->setAmbient( OSG::Color3f(0.2f,0.2f,0.2f) );
    gpcl_defaultmat->setEmission( OSG::Color3f(0.02f,0.02f,0.02f) );
    gpcl_defaultmat->setSpecular( OSG::Color3f(0.78f,0.78f,0.78f) );
    gpcl_defaultmat->setShininess( 128 );
    // add fat border chunk
    if ( !gb_nofatborders )
        gpcl_defaultmat->addChunk( gpcl_fb_chunk );
}