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Diffstat (limited to 'src/utils.lisp')
| -rw-r--r-- | src/utils.lisp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/utils.lisp b/src/utils.lisp index f3dba06..4ace1b8 100644 --- a/src/utils.lisp +++ b/src/utils.lisp @@ -150,3 +150,7 @@ the path." sum (* coeff y) into by finally (return (list bx by)))))) +(defun clamp (lo val hi) + "Returns VAL if (< LO VAL HI), otherwise returns LO or HI depending +on which boundary VAL is outside of." + (max lo (min val hi))) |