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draw-function.scm

April 22, 2008 - 16:43 — Giuseppe

To graph the trigonometric function sin(θ) or cos(θ) on the image

Author web site: http://xoomer.alice.it/lwcon/gimp/

Script Tutorial:
http://xoomer.alice.it/lwcon/gimp/script-fu/draw-function.htm

AttachmentSize
draw-function-2.4.zip1.43 KB

Comments

July 2, 2009 - 20:06 — Anonymous

This script needs to be updated for Gimp 2.6

See "Backwards Compatibility" section at http://gimp.org/release-notes/gimp-2.6.html As-is, the script generates an error due to uninitialized values in the let* structure. $ diff -u draw-function-2.4/draw-function.scm ../.gimp-2.6/scripts/draw-function.scm --- draw-function-2.4/draw-function.scm Thu Jul 2 13:34:13 2009 +++ ../.gimp-2.6/scripts/draw-function.scm Thu Jul 2 14:01:32 2009 @@ -23,15 +23,15 @@ (define (script-fu-draw-function inImage inLayer Curva xa ya Radius Inclination Length deltaX inAngle scala) - (let* ( (segment) + (let* ( (segment 0) (segment (make-vector 4)) - (npoint) - (beta) - (gamma) - (alfa) - (kappa) - (xzero) - (yzero) + (npoint 0) + (beta 0) + (gamma 0) + (alfa 0) + (kappa 0) + (xzero 0) + (yzero 0) ) (set! npoint 4)
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