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542 long nX, nY, nNx, nNy, nDotL; in ImplEmbossGrey() local576 nNy = nGrey31 + nGrey32 + nGrey33 - nGrey11 - nGrey12 - nGrey13; in ImplEmbossGrey()578 if( !nNx && !nNy ) in ImplEmbossGrey()580 else if( ( nDotL = nNx * nLx + nNy * nLy +nNzLz ) < 0 ) in ImplEmbossGrey()584 const double fGrey = nDotL / sqrt( (double)(nNx * nNx + nNy * nNy + nZ2) ); in ImplEmbossGrey()
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