useDynLib(ScatterDensity, .registration = TRUE)
export("DensityScatter.DDCAL","SmoothedDensitiesXY", 
       "PDEscatter","DDCAL","PointsInPolygon","PolygonGate")

import(Rcpp)
    importFrom("grDevices", "colorRampPalette")
    importFrom("graphics", "axis", "hist", "lines", "par", "points",
               "title")
    importFrom("methods", "as")
    importFrom("stats", "dist", "quantile", "sd")
    importFrom("utils", "head")

