[general]
name = Gaudi;
comments = Gaudi's surface (sinusoidal conoid). Antoni Gaudi (1852-1926).;
a1_min = -1;
a1_max = 1;
a1_steps = 40;
a2_min = -1; 
a2_max = 1;
a2_steps = 40;


[param]
name = k;
title = Amplitude;
default = 0.1;
min = 0.01;
max = 1;

[param]
name = a;
title = Frequency;
default = 4;
min = 1;
max = 20;

[formula]
X = A2;
Y = k * A1 * sin(deg(A2*pi*a));
Z = A1;

[preset]
name = default;
k = 0.1;
a = 4;
a1_min = -1;
a1_max = 1;
a1_steps = 40;
a2_min = -1; 
a2_max = 1;
a2_steps = 40;