static Bounds3Int[] PlaceAddonRadially(float radianAngle, Bounds3Int[] addon, SpatialHash <LandParcel> occupied, out Vector2Int position)
{
Vector2 direction = Mathx.RadianToVector2(radianAngle);
PixelTraversal tracer = new PixelTraversal(new Vector2(), direction);
Bounds3Int[] placed = new Bounds3Int[addon.Length];
bool overlaps;
do
{
tracer.Step();
overlaps = false;
for (int i = 0, len = addon.Length; i < len; ++i)
{
Bounds3Int translated = addon[i].Translate(tracer.position.ToVector3XZ());
if (occupied.Overlaps(translated))
{
overlaps = true;
break;
}
placed[i] = translated;
}
} while (overlaps);
position = tracer.position;
return(placed);
}
static bool ShiftTowardsZero(Bounds3Int[] addon, Bounds3Int[] placed, SpatialHash <LandParcel> occupied, int positionIndex, ref Vector2Int placedPosition)
{
Vector2Int position = placedPosition;
if (position[positionIndex] == 0)
{
return(false);
}
int step = position[positionIndex] > 0 ? -1 : 1;
bool overlaps;
const int maxIterations = 20;
int iter = 0;
do
{
overlaps = false;
position[positionIndex] += step;
if (position[positionIndex] == step)
{
break;
}
if (iter >= maxIterations)
{
// Failsafe in case we miss the geometry and shift into oblivion
for (int i = 0, len = addon.Length; i < len; ++i)
{
placed[i] = addon[i].Translate(placedPosition.ToVector3XZ());
}
return(false);
}
++iter;
for (int i = 0, len = addon.Length; i < len; ++i)
{
Bounds3Int translated = addon[i].Translate(position.ToVector3XZ());
if (occupied.Overlaps(translated))
{
overlaps = true;
}
placed[i] = translated;
}
} while (!overlaps);
position[positionIndex] -= step;
for (int i = 0, len = addon.Length; i < len; ++i)
{
placed[i] = addon[i].Translate(position.ToVector3XZ());
//Shouldn't overlap
}
bool moved = position[positionIndex] != placedPosition[positionIndex];
placedPosition = position;
return(moved);
}
void Add(Machine machine)
{
Assert.IsFalse(machineSpatialHash.Overlaps(machine.bounds));
machines.Add(machine);
machineSpatialHash.Add(machine, machine.bounds);
MachineInfo machineInfo = machine.machineInfo;
bool machinesMetaDataExists = machinesMetaData.TryGetValue(machineInfo, out MachineMetaData machineMetaData);
machineMetaData.numInstances++;
if (machinesMetaDataExists)
{
machinesMetaData[machineInfo] = machineMetaData;
}
else
{
machinesMetaData.Add(machineInfo, machineMetaData);
}
}
