/// <summary>
/// Make a random spread of points and edges, as children of this object.
/// </summary>
void MakePlot()
{
ScaleNegator scaler = GetComponent <ScaleNegator>();
int totalEdges = 0;
foreach (var symbolIndexPair in Dataset.indexMap)
{
string symbol = symbolIndexPair.Key;
int index = symbolIndexPair.Value;
Vector3 p1 = Vector3.Scale(Dataset.points[index], plotScaler);
GameObject obj = Instantiate(pointPrefab, transform);
obj.transform.localPosition = p1;
obj.GetComponent <PlotPoint>().SetupPoint(headTransform, symbol);
obj.GetComponent <SpriteRenderer>().color = sectorColors.ColorOfCategory(Dataset.categoryMap[symbol]);
scaler.objectsToScale.Add(obj.transform);
symbolToObj.Add(symbol, obj);
//add relevant edges to plot
foreach (var symbolIndexPair2 in Dataset.indexMap)
{
string symbol2 = symbolIndexPair2.Key;
int index2 = symbolIndexPair2.Value;
if (index2 <= index)
{
continue; //skip adding duplicate edges
}
float relation = Dataset.GetRelation(symbol, symbol2);
if (!float.IsNaN(relation) && Mathf.Abs(relation) > minCorrelation && Mathf.Abs(relation) < maxCorrelation)
{
//instantiate and position edges
Vector3 p2 = Vector3.Scale(Dataset.points[index2], plotScaler);
Vector3 vec = (p2 - p1);
GameObject edgeObj = Instantiate(edgePrefab, transform);
edgeObj.transform.localPosition = (p1 + p2) / 2.0f;
edgeObj.transform.localRotation = Quaternion.LookRotation(vec, Vector3.up);
edgeObj.transform.localScale = new Vector3(1, 1, vec.magnitude);
edgeObj.GetComponent <PlotEdge>().SetupEdge(symbol, symbol2, relation);
AddToIncidence(symbol, edgeObj);
AddToIncidence(symbol2, edgeObj);
edgeObj.SetActive(false);
totalEdges += 1;
}
}
}
Debug.Log(totalEdges + " total edges");
}
/// <summary>
/// Make a random spread of points and edges, as children of this object.s
/// </summary>
void MakePlot()
{
Vector3[] points = new Vector3[pointCount];
for (int i = 0; i < pointCount; i++) //make 'pointCount'x random points in [-0.5,0.5]^3
{
points[i] = new Vector3(
Random.Range(-.5f, .5f),
Random.Range(-.5f, .5f),
Random.Range(-.5f, .5f));
}
List <(int, int)> edges = new List <(int, int)>();
for (int i = 0; i < pointCount; i++)
{
for (int j = i + 1; j < pointCount; j++) //for each (symmetric!) point pair,
{
if ((points[i] - points[j]).magnitude < edgeThreshold) //if points are close enough, add edge
{
edges.Add((i, j));
}
}
}
Debug.Log(edges.Count + " edges");
string[] names = tickers.text.Split('\n');
ScaleNegator scaler = GetComponent <ScaleNegator>();
for (int i = 0; i < pointCount; i++)
{
//make and position points
GameObject obj = Instantiate(pointPrefab, transform);
obj.transform.localPosition = Vector3.Scale(points[i], pointRange);
obj.GetComponent <PlotPoint>().SetupPoint(headTransform, names[i % names.Length]);
//give random sector and company name
obj.GetComponent <SpriteRenderer>().color = sectorColors.colors[
Mathf.FloorToInt(Random.Range(0, sectorColors.colors.Length))];
scaler.objectsToScale.Add(obj.transform);
}
foreach ((int, int)edge in edges)
{
//make and position edges
LineRenderer line = Instantiate(edgePrefab, transform).GetComponent <LineRenderer>();
line.SetPositions(new Vector3[] { Vector3.Scale(points[edge.Item1], pointRange),
Vector3.Scale(points[edge.Item2], pointRange) });
if (Random.value > 0.5f) //colour green or red
//linear interpolation between weak and strong correlation colours
{
line.startColor = line.endColor = Color.Lerp(weakPositiveColor, strongPositiveColor, Random.value);
}
else
{
line.startColor = line.endColor = Color.Lerp(weakNegativeColor, strongNegativeColor, Random.value);
}
}
}