CSharpGL.ZeroIndexLineSearcher.Search C# (CSharp) Méthode

        internal abstract uint[] Search(RenderEventArgs arg,
            int x, int y,
            uint lastVertexId, ZeroIndexRenderer modernRenderer);
    }

        /// <summary>
        /// Search line in triangles/triangle_strip/triangle_fan/
        /// triangles_adjacency/triangle_strip_adjacency/
        /// quads/quad_strip/polygon
        /// </summary>
        /// <param name="arg"></param>
        /// <param name="stageVertexId"></param>
        /// <param name="x">mouse position(Left Down is (0, 0)).</param>
        /// <param name="y">mouse position(Left Down is (0, 0)).</param>
        /// <param name="lastVertexId"></param>
        /// <param name="searcher"></param>
        /// <returns></returns>
        private PickedGeometry SearchLine(RenderEventArgs arg, uint stageVertexId,
                                          int x, int y, uint lastVertexId, ZeroIndexLineSearcher searcher)
        {
            var vertexIds      = searcher.Search(arg, x, y, lastVertexId, this);
            var positions      = FillPickedGeometrysPosition(vertexIds);
            var pickedGeometry = new PickedGeometry(PickingGeometryType.Line, positions, vertexIds, stageVertexId, this);

            return(pickedGeometry);
        }