Input image:

Showing:

Drawing convergence:
Gamma
Threshold
Saturation

Projection:

Projection:

Projection:

Generating Elements:

Line width:

Number of elements:

Basic triangle:
Rotational symmetries at intersection between:

straight lines
circle and upper line
circle and lower line

Center circle:
Rotational symmetries at intersection with

basic circle
upper line
lower line

Resulting secondary triangles:
both lines and center circle:

upper line and both circles:

lower line and both circles:

Symmetry operations:

Output image:

Output image size: