private void Update(EvaluationContext context)
{
var hue = (Hue.GetValue(context) % 1) * 360f; // + Saturation.GetValue(context);
var sat = Saturation.GetValue(context); // + Saturation.GetValue(context);
var brightness = Brightness.GetValue(context); // + Saturation.GetValue(context);
float fSatR = 1;
float fSatG = 1;
float fSatB = 1;
if (hue < 120.0f)
{
fSatR = (120.0f - hue) / 60.0f;
fSatG = hue / 60.0f;
fSatB = 0.0f;
}
else if (hue < 240.0f)
{
fSatR = 0.0f;
fSatG = (240.0f - hue) / 60.0f;
fSatB = (hue - 120.0f) / 60.0f;
}
else
{
fSatR = (hue - 240.0f) / 60.0f;
fSatG = 0.0f;
fSatB = (360.0f - hue) / 60.0f;
}
fSatR = (fSatR < 1.0f) ? fSatR : 1.0f;
fSatG = (fSatG < 1.0f) ? fSatG : 1.0f;
fSatB = (fSatB < 1.0f) ? fSatB : 1.0f;
var fTmpR = 2.0f * sat * fSatR + (1.0f - sat);
var fTmpG = 2.0f * sat * fSatG + (1.0f - sat);
var fTmpB = 2.0f * sat * fSatB + (1.0f - sat);
float fR, fG, fB;
if (brightness < 0.5f)
{
fR = brightness * fTmpR;
fG = brightness * fTmpG;
fB = brightness * fTmpB;
}
else
{
fR = (1.0f - brightness) * fTmpR + 2.0f * brightness - 1.0f;
fG = (1.0f - brightness) * fTmpG + 2.0f * brightness - 1.0f;
fB = (1.0f - brightness) * fTmpB + 2.0f * brightness - 1.0f;
}
//
// Color.Value.X = brightness;
// Color.Value.Y = fG;
// Color.Value.Z = fB;
Color.Value = new Vector4(fR, fG, fB, Alpha.GetValue(context));
//Color.Value = new Vector4(hue, sat, brightness, Alpha.GetValue(context));
}
protected override MutableObject Mutate(MutableObject mutable)
{
foreach (var entry in Scope.GetEntries(mutable))
{
var hue = Hue.GetValue(entry);
var saturation = Saturation.GetValue(entry);
var value = Value.GetValue(entry);
ColorTarget.SetValue(ColorUtility.HsvtoRgb(hue, saturation, value), entry);
}
return(mutable);
}
public override IEnumerator ReceivePayload(VisualPayload payload)
{
foreach (var entry in BitStream.GetEntries(payload.Data))
{
var bitstream = BitStream.GetValue(entry);
var saturation = Saturation.GetValue(entry);
var value = Value.GetValue(entry);
var bitsToSample = BitsToSample.GetValue(entry);
var hue = bitstream.ReadInt(bitsToSample) / Mathf.Pow(2f, bitsToSample);
var newColor = ColorUtility.HsvtoRgb(hue, saturation, value);
ColorTarget.SetValue(newColor, entry);
}
var iterator = Router.TransmitAll(payload);
while (iterator.MoveNext())
{
yield return(null);
}
}