private Color ApplyColorimetry(Color original, ColorimetryInfo colorimetry)
{
var normal = CalculateFullNormal();
var g = ApplyColorimetryToComponent(original.G, colorimetry, normal);
var r = ApplyColorimetryToComponent(original.R, colorimetry, normal);
var b = ApplyColorimetryToComponent(original.B, colorimetry, normal);
return(Color.FromArgb(r, g, b));
}
private static byte ApplyColorimetryToComponent(byte original, ColorimetryInfo colorimetry, Vector3D normal)
{
if (original == 0)
{
return(0);
}
var diffusion = (byte)(original * colorimetry.DiffusionRate);
var lambertRate = Vector3D.ScalarNormalizedMultiplication(colorimetry.LightFall, normal);
if (lambertRate >= -1 && lambertRate <= 1)
{
lambertRate = (lambertRate + 1) / 2;
var lambertDiffusion = (byte)((255 - diffusion) * lambertRate * 0.5);
return((byte)(diffusion + lambertDiffusion));
}
return(diffusion);
}
public Triangle2D Project(int d, ColorimetryInfo colorimetry)
{
return(new Triangle2D(_v1.Project(d), _v2.Project(d), _v3.Project(d), ApplyColorimetry(_color, colorimetry)));
}