$fn=70;


module logo_ubuntu_polygone(){
rotate ([0,0,30]) scale ([0.3,0.3,0]) translate ([-32.5,-29,0]) polygon(points=[[5.34,34.235],[3.551,33.928],[1.753,32.852],[0.51,31.176],[0.003,29.082],[0.369,26.94],[1.503,25.181],[3.221,23.992],[5.34,23.555],[7.46,23.992],[9.177,25.181],[10.311,26.94],[10.677,29.082],[10.17,31.176],[8.927,32.852],[7.129,33.928],[43.471,9.964],[41.854,8.526],[40.961,6.637],[40.858,4.549],[41.613,2.51],[43.098,0.951],[45.012,0.121],[47.107,0.088],[48.81,0.716],[50.205,1.876],[51.223,3.707],[51.462,5.78],[50.855,7.846],[49.466,9.518],[47.606,10.474],[45.524,10.645],[16.94,28.896],[17.37,32.544],[18.753,36.198],[20.73,39.084],[23.574,41.658],[19.669,48.198],[16.865,45.996],[14.431,43.396],[12.417,40.446],[10.869,37.193],[10.075,34.711],[11.31,33.435],[12.216,31.895],[12.736,30.148],[12.828,28.471],[12.046,25.534],[10.075,23.08],[11.472,19.17],[13.514,15.619],[16.493,12.143],[19.669,9.593],[23.574,16.133],[20.73,18.707],[18.753,21.593],[17.37,25.247],[32.54,44.496],[35.474,44.22],[38.225,43.427],[40.741,42.168],[42.972,40.493],[45.079,38.174],[46.538,35.783],[47.553,33.134],[48.076,30.279],[55.687,30.39],[55.243,33.663],[54.134,37.373],[52.768,40.247],[50.649,43.384],[48.654,45.387],[46.977,44.999],[45.243,45.005],[43.524,45.423],[42.118,46.123],[39.934,48.24],[38.746,51.203],[34.616,52.002],[30.301,51.988],[26.323,51.25],[22.259,49.693],[25.969,43.044],[29.297,44.156],[32.54,13.296],[29.297,13.635],[25.969,14.747],[22.258,8.097],[26.322,6.541],[30.301,5.802],[34.615,5.788],[38.746,6.588],[39.934,9.551],[42.119,11.669],[43.524,12.368],[45.243,12.786],[46.977,12.792],[48.655,12.404],[50.65,14.407],[52.769,17.544],[54.134,20.418],[55.243,24.128],[55.686,27.401],[48.075,27.512],[47.553,24.656],[46.538,22.008],[45.08,19.617],[42.973,17.298],[40.741,15.623],[38.225,14.364],[35.474,13.571],[43.47,47.828],[45.173,47.199],[47.267,47.232],[49.182,48.062],[50.667,49.621],[51.421,51.659],[51.319,53.749],[50.426,55.637],[48.809,57.075],[46.756,57.756],[44.674,57.585],[42.813,56.629],[41.425,54.956],[40.817,52.891],[41.056,50.818],[42.074,48.988]],paths=[[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15],[16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31],[32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56],[57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83],[84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110],[111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126]]);
}


module logo_pi_lqdn_polygone(){

scale ([0.15,0.15,0])  translate ([-50,-44,0])polygon(points=[[34.041,87.681],[97.513,87.681],[97.513,74.118],[74.457,74.118],[72.423,45.841],[71.894,35.093],[72.149,26.506],[73.234,20.586],[74.088,18.609],[74.986,17.436],[77.708,15.666],[80.821,14.737],[84.251,14.635],[87.634,15.435],[90.049,16.915],[91.957,19.128],[93.36,22.078],[94.258,25.768],[97.852,25.768],[96.55,18.734],[94.341,12.292],[91.318,7.206],[89.676,5.342],[87.483,3.473],[85.471,2.222],[82.835,1.088],[79.958,0.355],[76.839,0.022],[73.484,0.088],[70.422,0.525],[67.605,1.33],[65.036,2.501],[61.732,4.872],[59.39,7.644],[57.721,11.018],[56.673,15.249],[56.356,19.294],[56.521,24.94],[58.386,47.332],[61.098,74.118],[40.009,74.118],[38.412,52.431],[36.588,35.317],[34.357,21.759],[31.754,11.471],[30.417,7.932],[29.14,5.483],[27.685,3.599],[25.906,2.042],[23.877,0.924],[21.414,0.21],[18.727,0.001],[15.943,0.293],[12.355,1.664],[9.686,3.976],[8.856,5.334],[8.295,6.967],[8.074,8.779],[8.214,10.446],[9.001,12.835],[10.475,15.59],[16.802,24.265],[20.46,30.09],[22.981,34.979],[25.191,40.303],[27.036,46.542],[28.643,54.389],[30.008,63.843],[31.058,74.118],[24.277,74.118],[20.88,73.95],[17.846,73.449],[15.176,72.617],[12.869,71.456],[10.683,69.791],[8.178,67.296],[3.594,61.03],[0,61.03],[2.578,68.415],[5.508,74.351],[9.094,79.51],[13.026,83.447],[16.393,85.532],[20.259,86.681],[26.207,87.429]],paths=[[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84]]);
}

//
module ubuntu_sphere() {
	scale ([1,1,0.3])
	difference() {
		difference() {
			sphere (13);
			translate ([0,0,-0.1]) linear_extrude(50) logo_ubuntu_polygone();
		}
		translate ([-20,-30,-150]) cube ([150,150,150]);
	}
}

module quartDeRond(rayon, epaisseur) { 
	mirror([0,1,0]) 
        difference() {
            cube ([rayon,rayon,epaisseur]) ;
            translate([rayon,rayon,-0.1]) cylinder(epaisseur+0.2,rayon,rayon);
        }
}

module jeton_ubuntu() {
	difference() {
		minkowski(){
			cylinder (1,10.5,10.5);
			sphere (1);
		}
		translate ([0,0,-1]) linear_extrude(50) logo_ubuntu_polygone();
    		translate ([0,0,-4]) cylinder (4,45,45);	
	}
}

module jeton_lqdn() {
	difference() {
		minkowski(){
			cylinder (1,10.5,10.5);
			sphere (1);
		}
		translate ([0,0,-1]) linear_extrude(50)   logo_pi_lqdn_polygone();
     	translate ([0,0,-4]) cylinder (4,45,45);
				
	}
}

module demijeton_lqdn() {
	difference() {		 
		cylinder (2,11.5,11.5);			
		translate ([0,5,-1]) linear_extrude(50)  scale ([0.5,0.5,0]) logo_pi_lqdn_polygone();
      	translate([-20,-20,-1]) cube([40,20,5]);				
	}

	translate ([0,-20,0]) 
		difference() {
			union() {
				translate ([-4,0,0]) cube ([8,20,2]);
         			translate ([4,20,0]) quartDeRond(3,2);
         			translate ([-4,20,0]) mirror() quartDeRond(3,2);
				cylinder (2,4,4);
			}
			translate ([0,0,-1]) cylinder (4,2,2);		      	
		}
        
}

// 

//translate ([-13,-20,0]) jeton_ubuntu() ;
//translate ([15,-20,0]) ubuntu_sphere();

//translate ([-13,25,0]) jeton_lqdn() ;
//translate ([13,25,0]) demijeton_lqdn();