hosneyalaa Posted February 23, 2021 Posted February 23, 2021 ;;; Draw perpendicular line ;;; Alan J. Thompson, 10.15.09 (defun c:AALPer (/ #Ent #Read) (and (setq #Ent (car (entsel "\nSelect curve: "))) (vl-position (cdr (assoc 0 (entget #Ent))) '("LWPOLYLINE" "ARC" "LINE" "CIRCLE" "ELLIPSE")) (setq lAth'( 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18)) (setq lstReturnXY'(0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.80 0.85 0.9 0.95 1)) (while (not (eq 25 (car (setq #Read (grread T 15 0))))) (princ "\rSpecify point for line: ") (redraw) (if (vl-consp (cadr #Read)) (progn (setq ClosestPoint(vlax-curve-getclosestpointto #Ent (trans (cadr #Read) 1 0) T)) (setq END1 ClosestPoint END2 (cadr #Read)) (setq lst (mapcar (function (lambda (a) (polar END1 (angle END1 END2) (* (distance END2 END1) a)) )) lstReturnXY)) (if (< lAct (- (length lAth) 2)) ;;(length lAth) (PROGN (setq lAth (foo lAth)) (setq lAct (+ 1 lAct)) ) (PROGN (setq lAth'( 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18)) (setq lAct 0) ) ) (grvecs (list 1 (NTH 0 lst) (NTH 1 lst) 1 (NTH (car lAth) lst) (NTH (cadr lAth) lst) 1 (NTH (- (length lst) 2) lst) (NTH (- (length lst) 1) lst) ;;; 1 (NTH 19 lst) (NTH 20 lst) ) ) (fooaa (NTH (car lAth) lst) (NTH (cadr lAth) lst)) ) ) ;_ if ) ;_ while ) ;_ and (redraw) (princ) ) ;_ defun (defun fooaa (p p1 / ) (progn (setq hp (getvar 'HPNAME) i 1 *length*(distance p p1) ang (angle p p1) a (polar p (+ ang (* pi 1.5)) (/ *length* 2.)) b (polar p (+ ang (* pi 0.5)) (/ *length* 2.)) c (polar p ang *length*) ) (grvecs (list -3 a b b c c a)) ) ) (defun foo ( l ) (repeat 1(setq l (append (cdr l) (list (car l)))) )) 1 Quote
pBe Posted February 23, 2021 Posted February 23, 2021 Dejavu <---- check your neighbouring lsp forum Quote
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