R/slope.R

In insol: Solar Radiation

Defines functions slope

Documented in slope

slope = function(cgrad,degrees=FALSE){
    if (nargs() < 1) {
        cat("USAGE: slope(cellgradient, degrees=FALSE) \n")
        return()
    }
	slope = acos(cgrad[,,3])
	if (degrees) slope = degrees(slope)
	return(slope)
}

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