/// <summary>
/// randomly chooses neighboured floes to create a path.
/// begins with the floe on which the player is standing.
/// chosen floes get a pathId and their parameter "isGoodFloe" becomes true
/// </summary>
private void CreatePath()
{
int nextPath = 0;
int lastID = 0;
List <IceFloe> tempList = new List <IceFloe>();
// if floe list is not empty
if (floeList.Count != 0)
{
// first floe in the path is the startFloe
startFloe.SetIsGoodFloe(true);
pathList.Add(startFloe);
usedFieldsList.Add(startFloe.GetID());
startPosition = startFloe.GetPosition();
int counter = 1;
for (int x = 0; x <= 2000; x++)
{
for (int j = 0; j < floeList.Count; j++)
{
if (startPosition == pathList[0].GetPosition())
{
// compare distance with a value that is relativ to the spawnDistance (sp.d.= 0.8 -> value = 1)
if (Vector3.Distance(startPosition, floeList[j].GetPosition()) <= (spawnDistance * 1.25f))
{
tempList.Add(floeList[j]);
usedFieldsList.Add(j);
}
}
else if (!usedFieldsList.Contains(j))
{
if (Vector3.Distance(startPosition, floeList[j].GetPosition()) <= (spawnDistance * 1.25f))
{
tempList.Add(floeList[j]);
usedFieldsList.Add(j);
}
}
}
// randomly choose which floe to add to the path
nextPath = Random.Range(0, tempList.Count - 1);
if (nextPath < tempList.Count)
{
if (!pathList.Contains(tempList[nextPath]))
{
pathList.Add(tempList[nextPath]);
counter++;
}
startPosition = tempList[nextPath].GetPosition();
}
tempList.Clear();
if (counter >= maxPathLength)
{
break;
}
}
// set isGood tags and pathID of all floes in pathList
foreach (IceFloe iceFloe in pathList)
{
iceFloe.SetIsGoodFloe(true);
iceFloe.SetPathID(lastID);
if (paintPath)
{
iceFloe.ChangeColor(true);
}
lastID++;
}
finalPathFloeID = pathList.Count - 1;
print("Path with " + pathList.Count + " floes created.");
}
else
{
print("CreatePath(): floe list is empty");
}
}
/// <summary>
/// reaction to the step on a floe
/// </summary>
/// <param name="floe">entered floe</param>
void FloeEnter(IceFloe floe)
{
int pathID = floe.GetPathID();
if (iceFloePathList != null)
{
// enter good floe
if (floe.GetIsGoodFloe())
{
// enter final floe
if (pathID == iceFloeManager.finalPathFloeID)
{
currentFloeID = floe.GetID();
currentFloe = iceFloeManager.GetFloeList()[pathID];
Finish();
}
// player moved to the next floe -> change color (only after level 1)
else if (pathID != currentFloeID && currentLevel > 1)
{
// beginning of the path
if (currentFloeID == 0 || currentFloeID == 1) // whole path was visible at the beginning, because player was standing on the first floe
{
for (int i = pathID + 1; i < iceFloePathList.Count - 1; i++)
{
iceFloePathList[i].ChangeColor(false); // hide the color of all other path floes (except of the first two)
}
iceFloePathList[pathID].ChangeColor(true); // change color of the floe the player stepped on to "good"
if (pathID + currentLevel < iceFloePathList.Count)
{
iceFloePathList[pathID + currentLevel].ChangeColor(true); // show the color of the floe after the next (gap becomes bigger with higher level)
}
}
// somewhere in between the path
else
{
iceFloePathList[pathID].ChangeColor(true); // change color of the floe the player stepped on to "good"
if (pathID + currentLevel - 1 < iceFloePathList.Count - 1)
{
iceFloePathList[pathID + currentLevel - 1].ChangeColor(false); // hide the color of the next floe
if (pathID + currentLevel < iceFloePathList.Count)
{
iceFloePathList[pathID + currentLevel].ChangeColor(true); // show the color of the floe after the next (gap becomes bigger with higher level)
}
}
}
}
waitingForDeath = false;
}
// enter bad floe -> die
else
{
waitingForDeath = true;
}
currentFloeID = floe.GetID();
currentFloe = iceFloeManager.GetFloeList()[floe.GetID()];
}
}