public static CubicPathfinding GetInstance()
{
if (instance == null)
{
instance = new CubicPathfinding(CubicTerrain.GetInstance());
}
return(instance);
}
public void Update()
{
bool firstPoint = Input.GetKeyDown(KeyCode.P);
bool lastPoint = Input.GetKeyDown(KeyCode.L);
bool definePoint = firstPoint || lastPoint;
if (this.path != null)
{
if (this.path.isReady)
{
Debug.Log("Path found in " + path.runtime + " milliseconds!");
foreach (Vector3 blockPos in this.path.pathData)
{
CubicTerrain.GetInstance().SetBlock((int)blockPos.x, (int)blockPos.y - 1, (int)blockPos.z, -1);
}
this.path = null;
}
else if (!this.path.foundPath)
{
Debug.Log("Path not found :-( after search for " + path.runtime + " milliseconds!");
}
}
// Right mouse button.
if (definePoint)
{
if (CubicTerrain.GetInstance().useMeshColliders)
{
// Get ready to perform the raycast.
RaycastHit hitInfo = new RaycastHit();
Ray cameraRay = this.playerCamera.GetComponent <Camera>().ScreenPointToRay(new Vector3(Screen.width / 2, Screen.height / 2));
Debug.DrawRay(cameraRay.origin, cameraRay.direction, Color.red, 100.0f);
// Perform the raycast
if (Physics.Raycast(cameraRay, out hitInfo, 5, this.detectionMask.value))
{
if (hitInfo.collider == null)
{
return;
}
// get collider parent
Transform chunkTransform = hitInfo.collider.transform.parent;
if (chunkTransform != null)
{
// Chunk hit?
CubicTerrainChunk chunk = chunkTransform.GetComponent <CubicTerrainChunk>();
if (chunk != null && !chunk.isDirty)
{
// Yes, chunk hit!
BlockHitInfo blockHitInfo = chunk.GetBlockHitInfo(hitInfo);
int x = (int)blockHitInfo.hitBlock.x;
int y = (int)blockHitInfo.hitBlock.y;
int z = (int)blockHitInfo.hitBlock.z;
// Which face was hit? calculate target position for the new block
switch (blockHitInfo.hitFace)
{
case BlockFace.LEFT:
x -= 1;
break;
case BlockFace.RIGHT:
x += 1;
break;
case BlockFace.TOP:
y += 1;
break;
case BlockFace.BOTTOM:
y -= 1;
break;
case BlockFace.FRONT:
z += 1;
break;
case BlockFace.BACK:
z -= 1;
break;
}
Vector3 chunkPos = chunk.chunkPosition;
// Get chunk we want to place the block on
if (x < 0)
{
chunkPos.x -= 1;
x = chunk.master.chunkWidth - 1;
}
if (x >= chunk.master.chunkWidth)
{
chunkPos.x += 1;
x = 0;
}
if (z < 0)
{
chunkPos.z -= 1;
z = chunk.master.chunkDepth - 1;
}
if (z >= chunk.master.chunkDepth)
{
chunkPos.z += 1;
z = 0;
}
// Finally place the object
GameObject chunkObject = chunk.master.GetChunkObject((int)chunkPos.x, (int)chunkPos.y, (int)chunkPos.z);
chunk = chunkObject.GetComponent <CubicTerrainChunk>();
// Get absolute position
Vector3 absoluteVoxelspace = chunk.GetAbsolutePosition(new Vector3(x, y, z));
Debug.Log("Point: " + absoluteVoxelspace);
if (firstPoint)
{
startPoint = absoluteVoxelspace;
}
else if (lastPoint)
{
goalPoint = absoluteVoxelspace;
}
}
}
}
}
else
{
// Cubic World Physics way
CubicRaycastHitInfo hitInfo = new CubicRaycastHitInfo();
if (CubicPhysics.TerrainRaycastUnprecise(this.playerCamera.GetComponent <Camera>().ScreenPointToRay(new Vector3(Screen.width / 2, Screen.height / 2)), 5.0f, out hitInfo))
{
// Debug.Log ("Hit: " + hitInfo.hitPoint + ", Block: " + hitInfo.blockHit + ", Face: " + hitInfo.faceHit);
// Hit block
Vector3 topBlock = hitInfo.blockHit + Vector3.up;
Debug.Log("Top Block: " + topBlock);
if (firstPoint)
{
startPoint = topBlock;
}
else if (lastPoint)
{
goalPoint = topBlock;
}
}
}
}
if (startPoint != Vector3.zero && goalPoint != Vector3.zero)
{
Debug.Log("Starting A* path finding. Distance: " + Vector3.Distance(startPoint, goalPoint));
// Start pathfinding
CubicPathfinding pathfinder = CubicPathfinding.GetInstance();
this.path = pathfinder.GetPath(startPoint, goalPoint, true);
startPoint = Vector3.zero;
goalPoint = Vector3.zero;
}
}
public static CubicPathfinding GetInstance()
{
if (instance == null)
instance = new CubicPathfinding (CubicTerrain.GetInstance ());
return instance;
}
