G'MIC - GREYC's Magic for Image Computing: A Full-Featured Open-Source Framework for Image Processing
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A Full-Featured Open-Source Framework for Image Processing

Latest stable version: 3.6.1 (2025/08/26)

Reference
Table of Contents  ▸  List of Commands  ▸  Input / Output  ▸  shape_rays◀  shape_polygon    |    shape_snowflake  ▶

shape_rays

Arguments:

  • _size>=0,_xcenter[%],_ycenter[%],_branches>0,_angle[%],_twist,0<=_perspective<=1,_is_antialias={ 0:No | 1:Yes }

Description:

Input a 3D binary spiral with specified size and attributes.

Default values:

size=512, xcenter=50%, ycenter=50%, branches=7, angle=50%, twist=0, perspective=0.35 and is_antialias=0.

Example of use:

shape_rays 400,50%,50%,7 shape_rays 400,50%,50%,3,0,3

Command: shape_rays 400,50%,50%,7 shape_rays 400,50%,50%,3,0,3
Command: shape_rays 400,50%,50%,7 shape_rays 400,50%,50%,3,0,3
G'MIC - GREYC's Magic for Image Computing: A Full-Featured Open-Source Framework for Image Processing

G'MIC is an open-source software distributed under the CeCILL free software licenses (LGPL-like and/or
GPL-compatible). Copyrights (C) Since July 2008, David Tschumperlé - GREYC UMR CNRS 6072, Image Team.