i found some relevant d3d texture state code..
g_App.GetDevice()->SetRenderState(D3DRS_SRCBLEND,D3DBLEND_ZERO); //blend factors
g_App.GetDevice()->SetRenderState(D3DRS_DESTBLEND,D3DBLEND_SRCCOLOR);
but i dont know how the translates to gamestudio,.. Jcl? are you out there?

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