// offset tree recursively
public static void offsetTree(NFP t, double offset, NestingConfigurations config, bool?inside = null)
{
var simple = t;
simple = simplifyFunction(t, (inside == null) ? false : inside.Value);
var offsetpaths = new NFP[] { simple };
if (offset > 0)
{
offsetpaths = polygonOffsetDeepNest(simple, offset);
}
if (offsetpaths.Count() > 0)
{
List <SvgPoint> rett = new List <SvgPoint>();
rett.AddRange(offsetpaths[0].Points);
rett.AddRange(t.Points.Skip(t.length));
t.Points = rett.ToArray();
// replace array items in place
//Array.prototype.splice.apply(t, [0, t.length].concat(offsetpaths[0]));
}
if (simple.children != null && simple.children.Count > 0)
{
if (t.children == null)
{
t.children = new List <NFP>();
}
for (var i = 0; i < simple.children.Count; i++)
{
t.children.Add(simple.children[i]);
}
}
if (t.children != null && t.children.Count > 0)
{
for (var i = 0; i < t.children.Count; i++)
{
offsetTree(t.children[i], -offset, config, (inside == null) ? true : (!inside));
}
}
}
public GeneticAlgorithm(NFP[] adam, NestingConfigurations config)
{
List <float> ang2 = new List <float>();
for (int i = 0; i < adam.Length; i++)
{
ang2.Add((i * 90) % 360);
}
defaultAngles = ang2.ToArray();
Config = config;
List <float> angles = new List <float>();
for (int i = 0; i < adam.Length; i++)
{
if (StrictAngles)
{
angles.Add(defaultAngles[i]);
}
else
{
var angle = (float)Math.Floor(r.NextDouble() * Config.Rotations) * (360f / Config.Rotations);
angles.Add(angle);
}
//angles.Add(randomAngle(adam[i]));
}
population = new List <PopulationItem>();
population.Add(new PopulationItem()
{
placements = adam.ToList(), Rotation = angles.ToArray()
});
while (population.Count() < config.PopulationSize)
{
var mutant = this.mutate(population[0]);
population.Add(mutant);
}
}