(setq hasMilliSecs (/= (getvar "MILLISECS") nil))
(setvar "LOGFILEMODE" 0)

(defun t_grvecs ( count fptr / time1 time2 vecs cmdecho )

  (setq cmdecho (getvar "CMDECHO"))
  (setvar "CMDECHO" 0)
  (command "_zoom" "_window" '(-10 -10) '(10 10))

  ;;-----------------------------
  (setq vecs '(1 (1 2)(1 5) 2 (2 2)(2 5) 3 (3 2)(3 5) 4 (4 2)(4 5) 5 (5 2)(5 5)))
  ;;-----------------------------
  (setq time1 (getvar "MILLISECS"))
  (if (not time1) (setq time1 (getvar "TDUSRTIMER")))
  (if (not time1) (setq time1 0.0))

  (repeat (* count count)
    (grvecs vecs)
  )

  (setq time2 (getvar "MILLISECS"))
  (if (not time2) (setq time2 (getvar "TDUSRTIMER")))
  (if (not time2) (setq time2 0.0))
  ;;-----------------------------
  (redraw)
  (setvar "CMDECHO" cmdecho)
  ;;-----------------------------
  (setq bench$seconds (if hasMilliSecs (* 0.001 (- time2 time1)) (* 86400.0 (- time2 time1))))
  (princ (strcat "* GRVECS : " (rtos bench$seconds 2 3) "\n"))
  (if fptr
    (princ (strcat "* GRVECS : " (rtos bench$seconds 2 3) "\n") fptr)
  )
  bench$seconds
)

;; to increase/decrease the number of bench loops : > 1 increase < 1 decrease
(if (not $benchcyclesfactor) (setq $benchcyclesfactor 1))

;; to run this loaded test manually
(defun C:Run ()
  (setvar "cmdecho" 0)
  (print)
  (t_grvecs (* 200 $benchcyclesfactor) nil)
  (setvar "cmdecho" 1)
  (princ)
)
