[general]
name = Torusknot;
comments = ;
a1_min = 0;
a1_max = 360;
a1_steps = 200;
a2_min = 0; 
a2_max = 360;
a2_steps = 40;

[param]
name = a;
title = Outer Radius;
default = 1;
min = 1;
max = 10;

[param]
name = b;
title = Amplitude;
default = 0.2;
min = 0;
max = 1;

[param]
name = r;
title = Inner Radius;
default = 0.1;
min = 0;
max = 1;

[param]
name = n;
title = Frequency;
default = 7;
min = 1;
max = 10;

[param]
name = q;
title = Winding;
default = 3;
min = 1;
max = 10;


[formula]
T1 = a + b * cos(n * A1) + r * cos(A2);

X = -T1 * cos(q * A1);
Y = r * sin(A2) + b * sin(n * A1);
Z = T1 * sin(q * A1);

[preset]
name = 7,3;
a = 1;
b = 0.2;
r = 0.1;
n = 7;
q = 3;
a1_steps = 200;
a2_steps = 40;


[preset]
name = 3,7;
a = 1;
b = 0.2;
r = 0.05;
n = 3;
q = 7;
a1_steps = 400;
a2_steps = 30;


[preset]
name = 5,2;
a = 1;
b = 0.2;
r = 0.1;
n = 5;
q = 2;
a1_steps = 200;
a2_steps = 40;


[preset]
name = 2,5;
a = 1;
b = 0.2;
r = 0.05;
n = 2;
q = 5;
a1_steps = 400;
a2_steps = 30;


[preset]
name = 15,2;
a = 1;
b = 0.2;
r = 0.1;
n = 15;
q = 2;
a1_steps = 400;
a2_steps = 40;


[preset]
name = 2,15;
a = 1;
b = 0.2;
r = 0.02;
n = 2;
q = 15;
a1_steps = 600;
a2_steps = 30;