Table of Contents ▸ List of Commands ▸ 3D Meshes ▸ isosurface3d | ◀ isoline3d | label3d ▶ |
isosurface3d | Built-in command |
Arguments:
- isovalue[%] or
- 'formula',value,_x0,_y0,_z0,_x1,_y1,_z1,_size_x[%]>0,_size_y[%]>0,_size_z[%]>0
Description:
Extract 3D isosurfaces with specified value from selected images or from specified formula.Default values:
x0=y0=z0=-3, x1=y1=z1=3 and size_x=size_y=size_z=32.
Examples of use:
• Example #1
image.jpg rescale2d ,128 luminance threshold 50% expand z,2 blur 1 isosurface3d 50% mul3d 1,1,30

• Example #2
isosurface3d 'x^2+y^2+abs(z)^abs(4*cos(x*y*z*3))',3
