/// <summary>
/// Clone this cell
/// </summary>
/// <param name="gene">The gene specifying this cell instance's orientation, wiring, etc.</param>
/// <param name="owner">The organism that owns me</param>
private Cell Clone(Gene gene, Organism owner)
{
// Make a shallow copy of all members
Cell newCell = (Cell)this.MemberwiseClone();
// Replace members that are CLONED copies of objects in the master...
newCell.rootFrame = JointFrame.CloneHierarchy(rootFrame); // my unique copy of the frame hierarchy
// TODO: Clone any other members here
// Replace or create members that are UNIQUE to this instance...
newCell.instance = instance++; // my instance number (tally in master)
newCell.PlugOrientation = gene.Orientation; // my orientation in the parent socket
newCell.owner = owner; // my owning organism
newCell.joint = JointFrame.IndexFrameType(
newCell.rootFrame,JointFrame.FrameType.Animating); // lists of my animation, hotspot & skt frames
newCell.hotspot = JointFrame.IndexFrameType(
newCell.rootFrame, JointFrame.FrameType.Hotspot);
newCell.socket = JointFrame.IndexFrameType(
newCell.rootFrame, JointFrame.FrameType.Socket);
newCell.physiology = Physiology.LoadPhysiology(newCell.group, newCell.name, newCell.variantName, // my Physiology class containing functionality
newCell,
newCell.joint.Length,
newCell.socket.Length);
newCell.GetMyVariantIndex(); // Convert variant name into an index before trying to access channel data
newCell.channel = newCell.LoadChannels(gene); // lists of channel info from gene AND mesh frames
newCell.collisionFrames = new List<JointFrame>();
newCell.GetMeshFrames(newCell.rootFrame, newCell.collisionFrames, false); // a list of mesh-containing frames for collision tests
// Set all the internal (organelle) frames to invisible, because they aren't normally rendered
newCell.HideOrganelles();
// TODO: Initialise other instance-specific members here
// Now that everything is set up, call the Physiology subclass's Init() method to allow the physiology to initialise itself
newCell.physiology.Init();
// Add a device reset handler to rebuild this cell's resources
Engine.Device.DeviceReset += new System.EventHandler(newCell.OnReset);
return newCell;
}
/// <summary>
/// Get a clone of this Cell from the library, loading it first if necessary
/// </summary>
/// <returns>A modifiable clone of the named Cell</returns>
/// <param name="gene">The gene containing the cell's properties, orientation and wiring</param>
/// <param name="owner">The organism that owns me</param>
public static Cell Get(Gene gene, Organism owner)
{
Cell cell = null;
// Get name of the cell from the gene
string fullname = gene.XFile();
// if the library already contains a Cell of that name, that's what we'll clone from
if (library.ContainsKey(fullname))
{
cell = (Cell)library[fullname];
// Debug.WriteLine(" Cell: Created new Cell instance: "+name+":"+cell.instance);
}
// otherwise, create a new entry in the library by loading a whole X file
else
{
cell = new Cell(fullname);
// Debug.WriteLine(" Cell: Created new Cell archetype: "+name+":"+cell.instance);
}
// Return a cloned instance of this Cell
Cell newCell = cell.Clone(gene, owner);
newCell.CreateBoundMarker(); // temp: create marker to show bounding sphere
return newCell;
}
/// <summary>
/// Update (called whether this is the current cameraship or not)
/// </summary>
public override void Update()
{
/// HACK: FOR TESTING ONLY - ROTATE THE SHIP
///RotateBy(0.03f, 0.05f, 0.02f);
// Steer the spotlight to follow the camera
if (CurrentShip==this)
Fx.SetSpotlightPosition(Matrix.Invert(rootCell.GetHotspotNormalMatrix(0)) * Camera.ProjMatrix);
// If there is a creature on the clamp, position/orient it so that it sticks to the clamp (hotspot 1)
if (SelectedOrg != null)
{
// Set the selected organism's position and orientation according to the clamp's hotspot
// (Organisms store their location/orientation in a vector/quaternion, so I need to convert
// the hotspot matrix into this form. Luckily there's a function!)
Matrix clampMatrix = rootCell.GetHotspotMatrix(1);
Vector3 clampPosition = new Vector3(clampMatrix.M41, clampMatrix.M42, clampMatrix.M43);
clampMatrix.M41 = clampMatrix.M42 = clampMatrix.M43 = 0;
Quaternion rot = Quaternion.RotationMatrix(clampMatrix); // NOTE: Assumes there's no scaling factor to mess up the rotation matrix
rot.Normalize(); // Normalization improves (but doesn't cure) an error in the rotation using SoftImage
SelectedOrg.RotateTo(rot);
SelectedOrg.MoveTo(clampPosition);
}
// If a socket is selected, make sure the socket marker is pointing at it
if (SelectedSocket != null)
{
if (socketMarker == null)
{
Color c = Color.FromArgb(16, 255, 0, 255);
socketMarker = Marker.CreateCone(c, new Vector3(0, 0, 0), new Orientation(), 0.1f, 32.0f);
}
else
{
socketMarker.Goto(SelectedSocket.CombinedMatrix);
}
}
else if (socketMarker != null)
{
socketMarker.Delete();
socketMarker = null;
}
// If a link socket is selected, make sure the link marker is pointing at it
if (LinkSocket != null)
{
if (linkMarker == null)
{
Color c = Color.FromArgb(64, 255, 255, 0);
linkMarker = Marker.CreateCone(c, new Vector3(0, 0, 0), new Orientation(), 0.3f, 3.5f);
}
else
{
linkMarker.Goto(LinkSocket.CombinedMatrix);
}
}
else if (linkMarker != null)
{
linkMarker.Delete();
linkMarker = null;
}
// If there's a creature being tractor beamed back to the clamp, update it
if (TractorBeam != null)
{
// Magnetically attract org towards clamp position. If it is now close by, attach it ready for editing
Matrix clampMatrix = rootCell.GetHotspotMatrix(1);
if (TractorBeam.Tractor(new Vector3(clampMatrix.M41, clampMatrix.M42, clampMatrix.M43), Quaternion.RotationMatrix(clampMatrix)) == true)
{
Attach(TractorBeam);
TractorBeam = null;
}
}
// Pass control to the base method
base.Update();
}
/// <summary>
/// Attach a creature to the clamp (discarding any previous occupant)
/// </summary>
/// <param name="org"></param>
public void Attach(Organism org)
{
// detach any previous occupant
if (SelectedOrg != null)
Detach();
// suspend physical properties, reset CG, etc. and set the selected org, cell & socket
org.EditOn();
// Remember this organism so that it can be tractor beamed back to the clamp after release
TrackedOrg = org;
}
/// <summary>
/// TEMP: Create one or more creatures for testing
/// </summary>
private static void CreateSomeCreatures()
{
const int NUMCREATURES = 50;
Creature = new Organism[NUMCREATURES];
string[] genotype = {
"testTail",
"testJawRed",
};
// Creature 0 is guaranteed to be in front of the camera - use this alone when testing
Creature[0] = new Organism(genotype[0], new Vector3(512.0f, 25.0f, 475.0f), new Orientation(0, 0, 0));
Creature[1] = new Organism(genotype[1], new Vector3(512.0f, 25.0f, 480.0f), new Orientation(0, 0, 0));
for (int c = 2; c < NUMCREATURES; c++)
{
float x, z;
do
{
x = Rnd.Float(400,600);
z = Rnd.Float(400,600);
} while (Terrain.AltitudeAt(x, z) > Water.WATERLEVEL - 10);
Vector3 loc = new Vector3(
x,
Rnd.Float(Terrain.AltitudeAt(x, z) + 5, Water.WATERLEVEL - 5),
z
);
Orientation or = new Orientation(Rnd.Float(3.14f), Rnd.Float(3.14f), Rnd.Float(3.14f));
int genome = Rnd.Int(genotype.Length - 1);
Creature[c] = new Organism(genotype[genome], loc, or);
}
}
// Helper for GetObjectsWithinRange()
// Run through each object in the given quad, keeping only those that are within the radius
// and are of the right type(s). Optionally also filter those not in direct line of sight.
private static void GetObjectsFromQuad(Map map, List<IDetectable> result, Vector3 loc, float radius,
bool includeOrganisms, bool includeTerrain,
bool lineOfSightOnly, Organism ignoreMe)
{
// Organisms...
if (includeOrganisms==true)
{
foreach (Renderable obj in map.OrganismList)
{
if (obj != ignoreMe) // don't include the owner of the sensor!
{
float radii = obj.AbsSphere.Radius + radius;
if (Vector3.LengthSq(loc - obj.AbsSphere.Centre) <= (radii * radii)) // include it if spheres intersect
{
if (lineOfSightOnly == true) // and optionally if unobstructed by terrain etc.
{
if ((Terrain.InLineOfSight(loc, obj.AbsSphere.Centre))
&& (!result.Contains((IDetectable)obj))) // Object may be in several quads, so only add if unique
result.Add((IDetectable)obj);
}
else
{
if (!result.Contains((IDetectable)obj)) // Object may be in several quads, so only add if unique
result.Add((IDetectable)obj);
}
}
}
}
}
// Tiles...
if (includeTerrain==true)
{
foreach (Renderable obj in map.TerrainList)
{
float radii = obj.AbsSphere.Radius + radius;
if (Vector3.LengthSq(loc - obj.AbsSphere.Centre) <= (radii * radii)) // include it if obj sphere intersects tile SPHERE
{
if (lineOfSightOnly==true)
{
if (Terrain.InLineOfSight(loc, obj.AbsSphere.Centre))
result.Add((IDetectable)obj);
}
else
{
if (!result.Contains((IDetectable)obj)) // Object may be in several quads, so only add if unique
result.Add((IDetectable)obj);
}
}
}
}
}
/// <summary>
/// Return a list of all the IDetectable objects within a given radius of a point
/// (for sensors). IDetectable objects include Organisms and tiles but not scenery.
/// Only return objects of the specified class(es). Optionally perform a line-of-sight
/// test on the candidates too.
/// </summary>
/// <param name="loc">location of sensor</param>
/// <param name="radius">range of sensor</param>
/// <param name="includeOrganisms">Set true to include organisms in the list</param>
/// <param name="includeTerrain">Set true to include tiles in the list</param>
/// <param name="lineOfSightOnly">Set true to exclude objects obscured by terrain.</param>
/// <param name="ignoreMe">The Organism object issuing the call (or null) - obviously we don't want to detect ourselves!</param>
/// <returns>A list of IDetectable objects</returns>
public static List<IDetectable> GetObjectsWithinRange(Vector3 loc, float radius,
bool includeOrganisms, bool includeTerrain,
bool lineOfSightOnly, Organism ignoreMe)
{
// Create a list to store the winners in
List<IDetectable> result = new List<IDetectable>();
// Run down the cell hierarchy, following only the thread that contains the given location,
// Until we reach a depth at which the given range exceeds the boundary of the quad.
// Back up one level. We now have the smallest quad that completely encloses the circle under consideration...
// First, clip the circle to the edges of the map, otherwise no quad will be fully within circle
float minx = loc.X-radius;
if (minx<0) minx=0;
float maxx = loc.X+radius;
if (maxx>MapWidth) maxx=MapWidth;
float minz = loc.Z-radius;
if (minz<0) minz=0;
float maxz = loc.Z+radius;
if (maxz>MapHeight) maxz=MapHeight;
// then walk the hierarchy
Map map = root.RecursiveFindSmallestContainer(minx, maxx, minz, maxz);
// normally we can just search the one quad
if (map.level!=0)
{
GetObjectsFromQuad(map, result, loc, radius, includeOrganisms, includeTerrain, lineOfSightOnly, ignoreMe);
}
// BUT, for a sensor close to the mid-point of the map, the quad to search will be the WHOLE map!!!
// This is sufficiently wasteful that it's worth treating as a special case (reduces workload by factor of 4)...
else
{
if ((map.child[0].child[2].bounds.Right >= maxx)
&&(map.child[1].child[3].bounds.Y <= minz)
&&(map.child[2].child[0].bounds.X <= minx)
&&(map.child[3].child[1].bounds.Bottom >= maxz))
{
// only scan the grandchildren that surround the mid-point
GetObjectsFromQuad(map.child[0].child[2], result, loc, radius, includeOrganisms, includeTerrain, lineOfSightOnly, ignoreMe);
GetObjectsFromQuad(map.child[1].child[3], result, loc, radius, includeOrganisms, includeTerrain, lineOfSightOnly, ignoreMe);
GetObjectsFromQuad(map.child[2].child[0], result, loc, radius, includeOrganisms, includeTerrain, lineOfSightOnly, ignoreMe);
GetObjectsFromQuad(map.child[3].child[1], result, loc, radius, includeOrganisms, includeTerrain, lineOfSightOnly, ignoreMe);
}
else
{
// here if there was some other reason for having to scan the whole map - e.g. very large range effectors
GetObjectsFromQuad(map.child[0].child[2], result, loc, radius, includeOrganisms, includeTerrain, lineOfSightOnly, ignoreMe);
}
}
return result;
}