//Keep track of nearest object by setting others to null.
private void TrackNearestObject ( float distance, ref float nearestDistance, Cell returnedCell, ref Cell nearestCell, DistalSynapse returnedDistalSynapse, ref DistalSynapse nearestDistalSynapse, ProximalSynapse returnedProximalSynapse, ref ProximalSynapse nearestProximalSynapse )
{
if (distance < nearestDistance)
{
nearestDistance = distance;
if (returnedCell != null)
{
nearestCell = returnedCell;
nearestDistalSynapse = null;
nearestProximalSynapse = null;
}
if (returnedDistalSynapse != null)
{
nearestCell = null;
nearestDistalSynapse = returnedDistalSynapse;
nearestProximalSynapse = null;
}
if (returnedProximalSynapse != null)
{
nearestCell = null;
nearestDistalSynapse = null;
nearestProximalSynapse = returnedProximalSynapse;
}
}
}
private float PickProximalSynapseConnections ( Ray ray, Column column, ref ProximalSynapse returnedProximalSynapse )
{
float intersectDistance = float.MaxValue;
float minDistance = float.MaxValue;
returnedProximalSynapse = null;
// Draw Connections if existing
if (column.IsDataGridSelected || (Simulation3D.Form.ShowSpatialLearning && column.ActiveState[Global.T]))
{
Vector3 rayP1 = ray.Position;
Vector3 rayP2 = rayP1 + ray.Direction;
foreach (ProximalSynapse synapse in column.ProximalSegment.Synapses)
{
synapse.mouseOver = false;
if (column.Statistics.StepCounter > 0)
{
//var proximalSynapse = synapse as ProximalSynapse;
// Get the two vectors to draw line between
var startPosition = new Vector3 ( column.PositionInRegion.X, 0, column.PositionInRegion.Y + _zHtmRegion );
// Get input source position
int x = synapse.InputSource.X;
int y = (int)_yHtmPlane;
int z = synapse.InputSource.Y;
var endPosition = new Vector3 ( x, y, z + _zHtmPlane );
bool intersect;
Vector3 Line1ClosestPt = new Vector3 ();
Vector3 Line2ClosestPt = new Vector3 ();
intersect = Math3D.ClosestPointsLineSegmentToLine ( out Line1ClosestPt, out Line2ClosestPt, startPosition, endPosition, rayP1, rayP2, 0.1f, out intersectDistance );
if (intersect && intersectDistance < minDistance)
{
minDistance = intersectDistance;
returnedProximalSynapse = synapse;
}
}
}
}
return minDistance;
}
/// <summary>
/// Create a new synapse for this segment attached to the specified input cell.
/// </summary>
/// <param name="inputSource">the input source of the synapse to create.</param>
/// <param name="initialPermanence">the initial permanence of the synapse.</param>
internal void CreateSynapse(InputCell inputSource, double initialPermanence)
{
var newSynapse = new ProximalSynapse(this, inputSource, (float)initialPermanence);
this.Synapses.Add(newSynapse);
}
/// <summary>
/// Helper Method to get color from proximal synapse state
/// </summary>
/// <param name="proximalSynapse"></param>
/// <param name="color"></param>
/// <param name="alphaValue"></param>
private void GetColorFromProximalSynapse ( ProximalSynapse proximalSynapse, out Color color, out float alphaValue )
{
color = this._dictionaryProximalSynapseColors[HtmProximalSynapseColors.Default].HtmColor;
alphaValue = .1f; // All conditions can be false.
Simulation3DForm visualizerForm = Simulation3D.Form;
try
{
if (proximalSynapse.IsActive ( Global.T ))
{
if (proximalSynapse.IsConnected ()) // Active & connected.
{
//this._connectionLine.SetUpVertices ( startPosition, endPosition, Color.Green );
{
alphaValue = 1f;
color = this._dictionaryProximalSynapseColors[HtmProximalSynapseColors.ActiveConnected].HtmColor;
}
}
else // Active.
{
//this._connectionLine.SetUpVertices ( startPosition, endPosition, Color.Orange );
alphaValue = 1f;
color = this._dictionaryProximalSynapseColors[HtmProximalSynapseColors.Active].HtmColor;
}
}
else // Not active.
{
//this._connectionLine.SetUpVertices ( startPosition, endPosition, Color.White );
alphaValue = 1f;
color = this._dictionaryProximalSynapseColors[HtmProximalSynapseColors.Default].HtmColor;
}
//selected
if (proximalSynapse.mouseSelected)
{
color = selectedColor;
alphaValue = 1f;
//color = this._dictionaryProximalSynapseColors[HtmProximalSynapseColors.MouseSelected].HtmColor;
}
//mouseOver
if (proximalSynapse.mouseOver)
{
color = mouseOverColor;
alphaValue = 1f;
//color = this._dictionaryProximalSynapseColors[HtmProximalSynapseColors.MouseOver].HtmColor;
}
}
catch (Exception)
{
}
}
/// <summary>
/// Create a new synapse for this segment attached to the specified input cell.
/// </summary>
/// <param name="inputSource">the input source of the synapse to create.</param>
/// <param name="initialPermanence">the initial permanence of the synapse.</param>
internal void CreateSynapse(InputCell inputSource, double initialPermanence)
{
var newSynapse = new ProximalSynapse(this, inputSource, (float)initialPermanence);
this.Synapses.Add(newSynapse);
}
