private void AddEgg_Click(object sender, RoutedEventArgs e)
{
try
{
if (_bots.Count == 0)
{
MessageBox.Show("Add a bot first", this.Title, MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
Swimbot bot = _bots[StaticRandom.Next(_bots.Count)];
Point3D position = bot.PositionWorld + Math3D.GetRandomVector_Spherical_Shell(bot.Radius * 1.5d);
// The radius should be 20% the size of the adult ship
ShipDNA dna = bot.GetNewDNA();
double radius = dna.PartsByLayer.SelectMany(o => o.Value).
Max(o => o.Position.ToVector().Length + Math1D.Max(o.Scale.X, o.Scale.Y, o.Scale.Z))
* .2d;
Egg <ShipDNA> egg = new Egg <ShipDNA>(position, radius, _world, _material_Egg, _itemOptions, dna);
egg.PhysicsBody.AngularVelocity = bot.PhysicsBody.AngularVelocity;
egg.PhysicsBody.Velocity = bot.PhysicsBody.Velocity;
egg.PhysicsBody.ApplyForceAndTorque += new EventHandler <BodyApplyForceAndTorqueArgs>(Egg_ApplyForceAndTorque);
_map.AddItem(egg);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), this.Title, MessageBoxButton.OK, MessageBoxImage.Error);
}
}
private static Model3D GetModel_Shop(out BotShellColorsDNA backdropColors, double radius)
{
Model3DGroup retVal = new Model3DGroup();
backdropColors = new BotShellColorsDNA();
backdropColors.DiffuseDrift = 0;
backdropColors.EmissiveColor = "00000000";
#region Plate
backdropColors.InnerColorDiffuse = "554A3A";
// Material
MaterialGroup material = new MaterialGroup();
material.Children.Add(new DiffuseMaterial(new SolidColorBrush(UtilityWPF.ColorFromHex(backdropColors.InnerColorDiffuse))));
material.Children.Add(new SpecularMaterial(new SolidColorBrush(UtilityWPF.ColorFromHex("40958265")), 20d));
// Geometry Model
GeometryModel3D geometry = new GeometryModel3D();
geometry.Material = material;
geometry.BackMaterial = material;
geometry.Geometry = UtilityWPF.GetSphere_LatLon(6, radius, radius, radius * .1);
retVal.Children.Add(geometry);
#endregion
#region Gold Mineral
// Get gold's color
backdropColors.Light = Mineral.GetSettingsForMineralType(MineralType.Gold).DiffuseColor.ToHex();
// Get the model of a gold mineral
Model3D model = Mineral.GetNewVisual(MineralType.Gold);
// Figure out the scale
Rect3D aabb = model.Bounds;
double halfSize = Math1D.Max(aabb.SizeX, aabb.SizeY, aabb.SizeZ) / 2d;
double scale = (radius * .66d) / halfSize;
model.Transform = new ScaleTransform3D(scale, scale, scale);
retVal.Children.Add(model);
#endregion
return(retVal);
}
void Update()
{
// See if the left mouse is down
if (!Input.GetMouseButton(0))
{
return;
}
// When they first hit the mouse down, define the click point to be along the camera look and intersecting the grab ball
bool isFirstClick = Input.GetMouseButtonDown(0);
if (isFirstClick)
{
_clickPlane = new Plane(_camera.transform.forward, transform.position);
}
Vector3 mousePos = Input.mousePosition;
Rect screenRect = new Rect(0, 0, Screen.width, Screen.height);
if (!screenRect.Contains(mousePos)) // this can happen when they start on screen and keep dragging off screen
{
return;
}
Ray ray = _camera.ScreenPointToRay(mousePos);
// Move the grab object to where the mouse ray intersects the click plane
Vector3?newPos = Math3D.GetIntersection_Plane_Ray(_clickPlane, ray);
if (newPos == null)
{
return;
}
if (isFirstClick)
{
_isSelected = (transform.position - newPos.Value).magnitude <= Math1D.Max(transform.localScale.x, transform.localScale.y, transform.localScale.z) * 1.2f;
}
if (!_isSelected)
{
return;
}
transform.position = newPos.Value;
}
private static NeuronMapping[] MapNeurons(Point3D[] externalPoints, Point3D[] internalPoints)
{
// FuzzyLink wasn't designed for from and to points to be sitting on top of each other, so need to pull them apart
//
// external is pulled to -Z, internal is +Z. These offset coordinates don't have any meaning outside this function, they are just
// a hack to allow FuzzyLink to work properly
// Figure out how far to separate them to ensure they are fully separated
var aabb = Math3D.GetAABB(externalPoints.Concat(internalPoints));
double offsetDist = Math1D.Max(aabb.Item2.X - aabb.Item1.X, aabb.Item2.Y - aabb.Item1.Y, aabb.Item2.Z - aabb.Item1.Z);
offsetDist *= 3;
Vector3D offset = new Vector3D(0, 0, offsetDist);
// Create seed links. The easiest approach is just to create one per internal point and then let the fuzzy linker find the best
// external point
//
// I could see the argument for remembering the links across generations so that if the external points drift around too much,
// the original linking will better persist. But if the bot is mutating that much over generations, the neat NN should be retrained
// from time to time. Also, if a mismapping causes the bot to perform bad, then it won't be making children (and a mismapping
// might end up causing better performance)
Tuple <Point3D, Point3D, double>[] initialLinks = internalPoints.
Select(o => Tuple.Create(o - offset, o + offset, 1d)).
ToArray();
Point3D[] pointsForFuzzy = externalPoints.Select(o => o - offset).
Concat(internalPoints.Select(o => o + offset)).
ToArray();
// Allow a few more links than points. If the external and internal points are aligned well, then the extra link allowance won't
// be used
int numLinks = (internalPoints.Length * 1.1).ToInt_Ceiling();
var finalLinks = ItemLinker.FuzzyLink(initialLinks, pointsForFuzzy, numLinks, 6);
const double THICKNESS = .005;
const double DOT = THICKNESS * 3;
Debug3DWindow window = new Debug3DWindow();
window.AddDots(externalPoints, DOT, Colors.IndianRed);
window.AddDots(internalPoints, DOT, Colors.DodgerBlue);
window.AddDots(pointsForFuzzy, DOT, Colors.Silver);
window.AddLines(initialLinks.Select(o => (o.Item1, o.Item2)), THICKNESS, Colors.Orchid);
List <NeuronMapping> retVal = new List <NeuronMapping>();
foreach (var link in finalLinks)
{
int?externalIndex = null;
int?internalIndex = null;
foreach (int index in new[] { link.Item1, link.Item2 })
{
if (index < externalPoints.Length)
{
externalIndex = index;
}
else
{
internalIndex = index - externalPoints.Length;
}
}
if (externalIndex == null || internalIndex == null)
{
// This should never happen in practice, the internal and external sets are pulled too far apart to accidentally be linked together.
// Just ignore this link
continue;
}
retVal.Add(new NeuronMapping()
{
Index_External = externalIndex.Value,
Index_NEAT = internalIndex.Value,
Weight = link.Item3,
});
}
foreach (var link in finalLinks)
{
window.AddLine(pointsForFuzzy[link.Item1], pointsForFuzzy[link.Item2], THICKNESS * link.Item3, Colors.GhostWhite);
}
foreach (var link in retVal)
{
window.AddLine(externalPoints[link.Index_External], internalPoints[link.Index_NEAT], THICKNESS * link.Weight, Colors.Coral);
}
window.Show();
return(retVal.ToArray());
}
private void CreateStars()
{
const double DENSITY = 1000d / (800d * 800d);
const double STARSIZE = 1d / 1500d;
double innerRadius = Math1D.Max(Math.Abs(_boundryMax.X), Math.Abs(_boundryMax.Y), Math.Abs(_boundryMax.Z));
innerRadius *= 2;
double outerRadius = innerRadius * 2d;
double ratio;
switch (_optionsPanel.NumStartingObjects)
{
case NumberOfStartingObjects.VeryFew:
ratio = .1d;
break;
case NumberOfStartingObjects.Few:
ratio = .5d;
break;
case NumberOfStartingObjects.Normal:
ratio = 1d;
break;
case NumberOfStartingObjects.Many:
ratio = 1.5d;
break;
default:
throw new ApplicationException("Unknown NumberOfStartingObjects: " + _optionsPanel.NumStartingObjects.ToString());
}
int numStars = Convert.ToInt32(DENSITY * innerRadius * innerRadius * ratio);
int maxStars = Convert.ToInt32(5000d * ratio);
if (numStars > maxStars)
{
numStars = maxStars;
}
Random rand = StaticRandom.GetRandomForThread();
Model3DGroup geometries = new Model3DGroup();
for (int cntr = 0; cntr < numStars; cntr++)
{
#region Geometry
// Material
MaterialGroup materials = new MaterialGroup();
materials.Children.Add(new DiffuseMaterial(new SolidColorBrush(WorldColors.Star_Color)));
materials.Children.Add(new EmissiveMaterial(new SolidColorBrush(WorldColors.Star_Emissive)));
// Geometry Model
GeometryModel3D geometry = new GeometryModel3D();
geometry.Material = materials;
geometry.BackMaterial = materials;
geometry.Geometry = _sharedVisuals.StarMesh;
// Transform
Transform3DGroup transform = new Transform3DGroup();
double scale = innerRadius * STARSIZE;
if (rand.NextDouble() > .95d)
{
scale *= 1d + (rand.NextDouble() * 1.5);
}
transform.Children.Add(new ScaleTransform3D(scale, scale, scale)); // scale needs to be first (or the prev transforms will be scaled as well)
transform.Children.Add(new RotateTransform3D(new QuaternionRotation3D(Math3D.GetRandomRotation()))); // rotate needs to be added before translate
transform.Children.Add(new TranslateTransform3D(Math3D.GetRandomVector_Spherical(innerRadius, outerRadius)));
geometry.Transform = transform;
geometries.Children.Add(geometry);
#endregion
}
// Model Visual
ModelVisual3D model = new ModelVisual3D(); // since the stars are static, only make one model. It's way more efficient
model.Content = geometries;
// Add to the viewport
_viewport.Children.Add(model);
_stars.Add(model);
}