public MarchingCubeEntity(ICubeNeighbourFinder cubeFinder, int triangulationIndex)
{
this.cubeFinder = cubeFinder;
this.triangulationIndex = triangulationIndex;
int size = TriangulationTable.triangulationSizes[triangulationIndex];
triangles = new PathTriangle[size];
}
public Color32 GetColor(PathTriangle t, int steepness)
{
float invLerp = (steepness - minSteepness) / ((float)maxSteepness - minSteepness);
if (invLerp < 0)
{
invLerp = 0;
}
else if (invLerp > 1)
{
invLerp = 1;
}
return(new Color32(15, 150, 15, (byte)steepness));
}
public List <PathTriangle> GetNeighboursOf(PathTriangle tri)
{
List <PathTriangle> result = new List <PathTriangle>();
int index = Array.IndexOf(triangles, tri);
GetInternNeighbours(result, index);
//TODO: check to make structs readonly and other optimations
//possibly stop reading first to avoid memcopy
OutsideEdgeNeighbourDirection neighbour;
List <OutsideEdgeNeighbourDirection> edgeDirs = neighbourData.OutsideNeighbours;
int count = edgeDirs.Count;
for (int i = 0; i < count; ++i)
{
neighbour = edgeDirs[i];
if (neighbour.triangleIndex != index)
{
continue;
}
Vector3Int newPos = origin + neighbour.offset;
MarchingCubeEntity cubeNeighbour;
//TODO: store if it is boundary cube else check not necessary
if (cubeFinder.IsCubeInBounds(newPos.x, newPos.y, newPos.z))
{
cubeNeighbour = cubeFinder.GetEntityAt(newPos);
}
else
{
cubeNeighbour = cubeFinder.GetEntityInNeighbourAt(newPos);
if (cubeNeighbour == null)
{
continue;
}
}
OutsideNeighbourConnectionInfo info;
if (TriangulationTableStaticData.TryGetNeighbourTriangleIndex(
cubeNeighbour.triangulationIndex,
neighbour.originalEdgePair.x,
neighbour.originalEdgePair.y,
out info))
{
result.Add(cubeNeighbour.triangles[info.otherTriangleIndex]);
}
}
return(result);
}
public void AddTriangle(PathTriangle tri)
{
triangles[counter] = tri;
counter++;
}
public int IndexOfTri(PathTriangle tri)
{
return(Array.IndexOf(triangles, tri));
}
void Update()
{
if (Input.GetKeyDown(KeyCode.Space))
{
pointDelta *= -1;
}
if (Input.GetMouseButtonDown(2))
{
RaycastHit hit;
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
Debug.DrawRay(ray.origin, ray.direction * 10, Color.red, 0.1f);
if (Physics.Raycast(ray, out hit, 2000, layer))
{
Transform currentHitObject = hit.collider.transform;
IMarchingCubeInteractableChunk chunk = currentHitObject.GetComponent <IHasInteractableMarchingCubeChunk>()?.GetChunk;
if (chunk != null)
{
if (clickCount == 0)
{
firstTriIndex = chunk.GetTriangleFromRayHit(hit);
}
else
{
secondTriIndex = chunk.GetTriangleFromRayHit(hit);
BuildPath(firstTriIndex, secondTriIndex);
}
clickCount++;
clickCount = clickCount % 2;
}
}
}
else if (Input.GetMouseButtonDown(1))
{
RaycastHit hit;
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
Debug.DrawRay(ray.origin, ray.direction * 10, Color.red, 0.1f);
if (Physics.Raycast(ray, out hit, 2000, layer))
{
Transform currentHitObject = hit.collider.transform;
IMarchingCubeInteractableChunk chunk = currentHitObject.GetComponent <IHasInteractableMarchingCubeChunk>()?.GetChunk;
if (chunk != null)
{
//MarchingCubeEntity e2 = chunk.GetClosestEntity(hit.point);
//PathTriangle tri = chunk.GetTriangleFromRayHit(hit);
//ps = tri.Neighbours;
//p = tri;
// h.DecreaseChunkLod(chunk, chunk.LODPower + 1);
// chunk.GetChunkHandler.DecreaseChunkLod(chunk, 1);
}
}
}
else if (Input.GetMouseButtonDown(0))
{
RaycastHit hit;
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
Debug.DrawRay(ray.origin, ray.direction * 10, Color.red, 0.1f);
if (Physics.Raycast(ray, out hit, 2000, layer))
{
Transform currentHitObject = hit.collider.transform;
IMarchingCubeInteractableChunk chunk = currentHitObject.GetComponent <IHasInteractableMarchingCubeChunk>()?.GetChunk;
if (chunk != null)
{
chunk.EditPointsAroundRayHit(pointDelta, hit, 8);
}
}
}
}
public void BuildPath(PathTriangle from, PathTriangle to)
{
ps = MarchingCubesPathfinder.FindPath(from, to, PathAccuracy.NotSoGoodAnymore);
}