Package org.h2gis.functions.spatial.split

Class ST_SubDivide

  • All Implemented Interfaces:
    org.h2gis.api.Function, org.h2gis.api.ScalarFunction
    public class ST_SubDivide
extends org.h2gis.api.DeterministicScalarFunction

    • Field Summary

      • Fields inherited from interface org.h2gis.api.Function

        PROP_NAME, PROP_REMARKS

      • Fields inherited from interface org.h2gis.api.ScalarFunction

        PROP_DETERMINISTIC

    • Constructor Summary

      Constructors 
      Constructor Description
      ST_SubDivide()  

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      static org.locationtech.jts.geom.Geometry divide​(org.locationtech.jts.geom.Geometry geom)
      Divide the geometry into quadrants
      static org.locationtech.jts.geom.Geometry divide​(org.locationtech.jts.geom.Geometry geom, int maxvertices)  
      static void filterGeom​(org.locationtech.jts.geom.Geometry geom, int maxvertices, Stack stack, List ret)
      Extract unique geometry and check if the geometry must be divided
      String getJavaStaticMethod()  
      static List<org.locationtech.jts.geom.Geometry> subdivide_recursive​(org.locationtech.jts.geom.Geometry geom, int maxvertices)
      Divide a geometry in quadrant recursively

      • Methods inherited from class org.h2gis.api.AbstractFunction

        addProperty, getProperty, removeProperty

      • Methods inherited from interface org.h2gis.api.Function

        getProperty

    • Constructor Detail

      • ST_SubDivide

        public ST_SubDivide()

    • Method Detail

      • getJavaStaticMethod

        public String getJavaStaticMethod()

      • divide

        public static org.locationtech.jts.geom.Geometry divide​(org.locationtech.jts.geom.Geometry geom)
        Divide the geometry into quadrants
        Parameters:
        geom -
        Returns:

      • divide

        public static org.locationtech.jts.geom.Geometry divide​(org.locationtech.jts.geom.Geometry geom,
                                                        int maxvertices)
        Parameters:
        geom -
        maxvertices -
        Returns:

      • subdivide_recursive

        public static List<org.locationtech.jts.geom.Geometry> subdivide_recursive​(org.locationtech.jts.geom.Geometry geom,
                                                                           int maxvertices)
        Divide a geometry in quadrant recursively
        Parameters:
        geom - input geometry
        maxvertices - number of vertices in the final geometry
        Returns:

      • filterGeom

        public static void filterGeom​(org.locationtech.jts.geom.Geometry geom,
                              int maxvertices,
                              Stack stack,
                              List ret)
        Extract unique geometry and check if the geometry must be divided
        Parameters:
        geom -
        maxvertices -
        stack -
        ret -