// How to obtain raw features (extractFromFile || extractFromSurface) extractionMethod extractFromSurface; // includedAngle: // Mark edges whose adjacent surface normals are at an angle less // than includedAngle as features // - 0 : selects no edges // - 180: selects all edges includedAngle 150; trimFeatures { // Remove features with fewer than the specified number of edges minElem 10; }