Filtre "Cercles_Qui_Tournent" avec G'MIC Gimp

Le nom de ce filtre "Cercles_Qui_Tournent" ainsi que les formules de la programmation sont issues du site http://rouxjeanbernard.ch/AM/html/amch57.html  :o)

Voici 3 effets obtenus en utilisant ce filtre ainsi que 3 lignes de commandes :

Filtres > G'MIC > Testing > Samj > Rendering > Cercles_Qui_Tournent

-samj_Cercles_Qui_Tournent 800,255,255,255,255,1,0.5,0.33,7,17,1,0.5,0.33,7,17,1,10,0,0,0,255,0,1,0.5,10,0,0,1,0.5,0.5,1.8,0,0
-samj_Cercles_Qui_Tournent 800,0,0,0,255,1,5,2,3,10,1,0.5,0.33,7,17,1,4693,0,0,0,255,0,1,0,0,0,0,1,0.5,0.5,1.8,0,0
-samj_Cercles_Qui_Tournent 800,255,255,255,255,1,0.5,0.25,7,21,1,0.5,0.33,7,17,1,1000,0,0,0,255,0,0,0,0,0,0,0,0.5,0.5,1.8,0,0