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Published: 2015-10-09 19:55:36 +0000 UTC; Views: 241; Favourites: 0; Downloads: 0
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Description
Shells (parametric version)
{
"Param3D": {
"Description ": ["Shells by Abderrahman Taha 09/10/2015"],
"Name": ["Shells_1"],
"Component": ["Shells"],
"Const": ["cu=0.0000000000001",
"cv=0.0000000000001"],
"Funct": ["Fx=-cos(u) *(3 *cos(v) - cos(3 *v))",
"Fy= 3 *sin(v) - sin(3 * v)",
"Fz= sin(u) *(3 *cos(v) - cos(3 * v))",
"DFxu= ((Fx(u,v,t)-Fx(u+cu,v,t))/cu)",
"DFxv= ((Fx(u,v,t)-Fx(u,v+cv,t))/cv)",
"DFyu= ((Fy(u,v,t)-Fy(u+cu,v,t))/cu)",
"DFyv= ((Fy(u,v,t)-Fy(u,v+cv,t))/cv)",
"DFzu= ((Fz(u,v,t)-Fz(u+cu,v,t))/cu)",
"DFzv= ((Fz(u,v,t)-Fz(u,v+cv,t))/cv)",
"n1= (DFyu(u,v,t)*DFzv(u,v,t)-DFzu(u,v,t)*DFyv(u,v,t))",
"n2= (DFzu(u,v,t)*DFxv(u,v,t)-DFxu(u,v,t)*DFzv(u,v,t))",
"n3= (DFxu(u,v,t)*DFyv(u,v,t)-DFyu(u,v,t)*DFxv(u,v,t))",
"R=sqrt(n1(u,v,t)^2+n2(u,v,t)^2+n3(u,v,t)^2)",
"Tickness= (.4*abs(cos(11*(u))^2 - sin(13*(v))^5 ))^3",
"Gx=Fx(u,v,t)+Tickness(u,v,t)*n1(u,v,t)/(R(u,v,t)+.0001)",
"Gy=Fy(u,v,t)+Tickness(u,v,t)*n2(u,v,t)/(R(u,v,t)+.0001)",
"Gz=Fz(u,v,t)+Tickness(u,v,t)*n3(u,v,t)/(R(u,v,t)+.0001)"],
"Fx": ["Gx(u,v,t)"],
"Fy": ["Gy(u,v,t)"],
"Fz": ["Gz(u,v,t)"],
"Umax": ["2*pi"],
"Umin": ["0"],
"Vmax": [" pi/2"],
"Vmin": ["-pi/2"]
}
}
