void AddBird(string name)
{
Bird Bird = new Bird (name, this, m_flowMap);
// find an initial random location for this Bird
// somewhere not within an obstacle
int xInit = m_rnd.Next(m_flowMap.LengthX);
int yInit = m_rnd.Next(m_flowMap.LengthY);
int zInit = m_rnd.Next(m_flowMap.LengthZ);
while( m_flowMap.IsWithinObstacle( xInit, yInit, zInit ) ){
xInit = m_rnd.Next(m_flowMap.LengthX);
yInit = m_rnd.Next(m_flowMap.LengthY);
zInit = m_rnd.Next(m_flowMap.LengthZ);
}
Bird.Location = new Vector3 (Convert.ToSingle(xInit), Convert.ToSingle(yInit), Convert.ToSingle(zInit));
m_flock.Add (Bird);
}
/// <summary>
/// Clear the current flock if it exists and randomly generate a new one
/// </summary>
public void ResetFlock()
{
flock.Clear();
flock.Capacity = flockSize;
Bird tempBird;
Vector2 tempDir;
Vector2 tempLoc;
Random random = new Random();
for (int i = 0; i < flockSize; i++)
{
tempLoc = new Vector2((float)
random.Next(boundryWidth), (float)random.Next(boundryHeight));
tempDir = new Vector2((float)
random.NextDouble() - 0.5f, (float)random.NextDouble() - 0.5f);
tempDir.Normalize();
tempBird = new Bird(birdTexture, tempDir, tempLoc,
boundryWidth, boundryHeight);
flock.Add(tempBird);
}
}
private void DrawBird(Bird bird)
{
SceneObjectPart existing = m_scene.GetSceneObjectPart (bird.Id);
SceneObjectGroup sog;
SceneObjectPart rootPart;
if (existing == null) {
m_log.InfoFormat("[{0}]: Adding prim {1} in region {2}", m_name, bird.Id, m_scene.RegionInfo.RegionName);
SceneObjectGroup group = findByName (m_birdPrim);
sog = CopyPrim (group, bird.Id);
rootPart = sog.RootPart;
rootPart.AddFlag(PrimFlags.Temporary);
rootPart.AddFlag(PrimFlags.Phantom);
//set prim to phantom
//sog.UpdatePrimFlags(rootPart.LocalId, false, false, true, false);
m_sogMap [bird.Id] = sog;
m_scene.AddNewSceneObject (sog, false);
// Fire script on_rez
sog.CreateScriptInstances(0, true, m_scene.DefaultScriptEngine, 1);
rootPart.ParentGroup.ResumeScripts();
rootPart.ScheduleFullUpdate();
sog.DetachFromBackup();
} else {
sog = existing.ParentGroup;
m_sogMap[bird.Id] = sog;
//rootPart = sog.RootPart;
//set prim to phantom
//sog.UpdatePrimFlags(rootPart.LocalId, false, false, true, false);
}
Quaternion rotation = CalcRotationToEndpoint (sog, sog.AbsolutePosition, bird.Location);
sog.UpdateGroupRotationPR( bird.Location, rotation);
}