属性函数
- ST_Memsize
- ST_Dimension
- ST_CoordDim
- ST_NDims
- ST_NumPatches
- ST_IsEmpty
- ST_Npoints
- ST_NumGeometries
- ST_GeometryN
- ST_BoundingDiagonal
- ST_NumMaterials
- ST_NumTextures
- ST_MaterialN
- ST_SetMaterial
- ST_TextureN
- ST_SetTexture
- ST_Materials
- ST_Textures
- ST_JsonString
- ST_Type
- ST_Name
- ST_SetName
- ST_SetUserData
- ST_SetNodeID
- ST_NodeID
- ST_UserData
- ST_SetBinData
- ST_HasBinData
- ST_BinData
- ST_ClearBinData
- ST_TileOption
- ST_HasTileOption
- ST_SetTileOption
- ST_ClearTileOption
- ST_Estimated3DExtent