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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

Command: image.jpg rescale2d ,128 luminance threshold 50% expand z,2 blur 1 isosurface3d 50% mul3d 1,1,30

• Example #2

Command: isosurface3d 'x^2+y^2+abs(z)^abs(4*cos(x*y*z*3))',3