uv.map

MAP

    UNITS METERS

    PROJECTION
        "init=epsg:4326"
    END
    OUTPUTFORMAT
      NAME "png"
      DRIVER AGG/PNG
      MIMETYPE "image/png"
      IMAGEMODE RGB
      EXTENSION "png"
      TRANSPARENT on
    END
    SYMBOL
         NAME "horizline"
         TYPE VECTOR
         POINTS
           0 0
           1 0
         END # points
    END # symbol
    SYMBOL
         NAME "arrowhead"
         TYPE vector
         FILLED true
         #ANCHORPOINT 0 0.5
         POINTS
           0 2
           4 1
           0 0
         END # points
    END # symbol
    SYMBOL
         NAME "arrowtail"
         TYPE vector
         FILLED true
         ANCHORPOINT 1 0.5 # to shift the arrowtail
         POINTS
           0 2
           4 1
           0 0
           -99 -99
           0 1
           4 1
         END # points
    END # symbol

    LAYER
        NAME "uv"
        TYPE POINT
        STATUS ON
        CONNECTIONTYPE uvraster
        DATA "/config/uv.grib"
       
        PROCESSING "UV_SPACING=40"
        PROCESSING "UV_SIZE_SCALE=4"
        PROCESSING "BANDS=1,2"
        
        PROJECTION
           AUTO
        END

        METADATA
            "ows_enable_request"   "*"
            "wms_srs" "EPSG:4326 EPSG:3857"
            "wms_title"         "WIND DWD"
            "wms_description"   "WIND Layer"
        END

        CLASS
          STYLE
             SYMBOL "horizline"
             ANGLE [uv_angle]
             SIZE [uv_length]
             WIDTH 3
             COLOR 255 0 0
          END # style
          STYLE
             SYMBOL "arrowhead"
             ANGLE [uv_angle]
             SIZE 10
             COLOR 255 0 0
             POLAROFFSET [uv_length_2] [uv_angle]
          END # style
          STYLE
             SYMBOL "arrowtail"
             ANGLE [uv_angle]
             SIZE 10
             COLOR 255 0 0
             POLAROFFSET [uv_length_2] [uv_minus_angle]
          END # style
        END # class
     END

END #end map file