private void UpdatePoints()
{
// Debug.Log(visEvent.GetTotalDOMs());
// Initialize points if haven't done so
if ((points == null || points.Length == 0) && visEvent.GetTotalDOMs() > 0)
{
InitializePoints();
}
if (totalEventEnergy == 0f)
{
totalEventEnergy = visEvent.GetTotalEventEnergy();
}
// Get current event index
int idx = visEvent.GetCurrentDOM();
// Do not update graph if for some reason it tries to update the
// same index more than once in sequence.
if (visEvent.GetTotalDOMs() > 0 && idx != prevIdx)
{
// Get new energy level
float energy = visEvent.GetCurrentEnergy();
if (displayMode == MODE.ACCUMULATE)
{
maxEnergy += energy;
}
else
{
if (energy > maxEnergy)
{
// Normalize graph again if new energy level exceeds the current maximum
// Debug.Log("New max energy = " + energy);
for (int i = 0; i < points.Length; i++)
{
// Get raw value
float rawEnergy = points[i].y * maxEnergy;
// Normalize it
points[i].y = rawEnergy / energy;
}
maxEnergy = energy; // Update maximum energy level
}
}
// Update graph base on displayMode
switch (displayMode)
{
case MODE.INCREMENT: // Stacks energy levels at every index on new event
points[idx].y = (points[idx].y * maxEnergy + graphHeight * energy) / maxEnergy;
break;
case MODE.OVERWRITE: // Starts new graph on new event
if (idx == 0)
{
maxEnergy = (energy > START_ENERGY) ? energy : START_ENERGY;
}
points[idx].y = (graphHeight * energy) / maxEnergy;
break;
case MODE.ACCUMULATE:
float numEventDOMs = visEvent.GetTotalDOMs();
float numMaxDOMs = visEvent.GetMaxDOMs();
float ratio = numMaxDOMs / numEventDOMs;
if (idx == 0)
{
maxEnergy = (energy > START_ENERGY) ? energy : START_ENERGY;
}
int currIdx = Mathf.FloorToInt(prevIdx * ratio);
int nextIdx = Mathf.FloorToInt(idx * ratio);
//Debug.Log(currIdx);
//Debug.Log(nextIdx);
for (int p = currIdx; p < nextIdx; ++p)
{
points[p].y = ((Mathf.Log(maxEnergy) / totalEventEnergy) * graphHeight);
}
break;
default:
// Debug.Log("Something went wrong, displayMode is invalid: " + displayMode);
points[idx].y = 0f;
break;
}
prevIdx = idx; // For checking purposes
}
}