Topic: Utilities
Topic Description:
Basic R utilities used in many packages and functions, such as date and string manipulations, statistical distributions, geometry of lines and distances. The R package date is required for the two data functions.
File: utilities/geometry.r
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Function: slope.intercept.frompts
Function Description: slope.intercept.frompts
Old version of pts.to.interceptslope, returns slope than intercept. Opposite is more standard. Kept for compatibility with old functions.Function Arguments:
| Argument | Default Value |
|---|---|
| pt1 | |
| pt2 |
Function Source:
slope.intercept.frompts=function(pt1,pt2)
{
line=pts.to.interceptslope(pt1,pt2)
return(c(line[2:1]))
}
{
line=pts.to.interceptslope(pt1,pt2)
return(c(line[2:1]))
}