public void DoneCollectingSample()
{
samplesCollected++;
if (samplesCollected >= requiredSamples)
{
currentStage = CollectionStage.NeedLeave;
uiSamplesText.gameObject.SetActive(false);
uiSamplesLabelText.gameObject.SetActive(false);
uiInstructionsText.gameObject.SetActive(true);
uiInstructionsText.text = "RETURN to BASE\nfor ANALYSIS";
}
}
void UpdateCompass()
{
if (currentStage == CollectionStage.NeedSites || currentStage == CollectionStage.Free)
{
//get closet soil site
float nearestDist = 10000000000; // arbitrary high number
int nearestIndex = -1;
for (int i = 0; i < soilSites.Count; i++)
{
if (soilSites[i].collectable)
{
Vector3 displacement = soilSites[i].transform.position - robot.transform.position;
if (displacement.magnitude < nearestDist)
{
nearestDist = displacement.magnitude;
nearestIndex = i;
}
}
}
if (nearestIndex == -1)
{
// uh oh?
currentStage = CollectionStage.NeedLeave;
}
else
{
// move compass to look at target
compass.LookAt(soilSites[nearestIndex].transform);
}
}
else if (currentStage == CollectionStage.NeedLeave)
{
compass.LookAt(endSite.transform);
}
else
{
// do nothing?
}
}