hueFader.BeyondScript

CodeName "HSV to Col Chan"
var r, g, b;
var h; h = extvalue(0,1);

if (h > 0.99) goto white;

var i; i = int(h * 6);
var f; f = h * 6 - i;
var q; q = (1 - f);

var case; case = int(i) % 6
if (case = 0) goto caseA;
if (case = 1) goto caseB;
if (case = 2) goto caseC;
if (case = 3) goto caseD;
if (case = 4) goto caseE;
if (case = 5) goto caseF;

final:
ColorChannel.0.R = r * 255;
ColorChannel.0.G = g * 255;
ColorChannel.0.B = b * 255;

exit

white:
ColorChannel.0.R = 255
ColorChannel.0.G = 255
ColorChannel.0.B = 255

exit

caseA:
r = 1;
g = f;
b = 0;
goto final;

caseB:
r = q;
g = 1;
b = 0;
goto final;

caseC:
r = 0;
g = 1;
b = f;
goto final;

caseD:
r = 0;
g = q;
b = 1;
goto final;

caseE:
r = f;
g = 0;
b = 1;
goto final;

caseF:
r = 1;
g = 0;
b = q;
goto final;