private void ScanRoomPath(Vector2 position)
{
// This holds all graph data
AstarData data = AstarPath.active.data;
// This creates a Grid Graph
GridGraph gg = data.AddGraph(typeof(GridGraph)) as GridGraph;
// Setup a grid graph with some values
int width = 31;
int depth = 31;
float nodeSize = 1;
gg.center = position;
gg.rotation = new Vector3(90, 0, 0);
gg.collision.heightCheck = false;
gg.collision.mask = LayerMask.GetMask("Obstacle");
// Updates internal size from the above values
gg.SetDimensions(width, depth, nodeSize);
gg.collision.use2D = true;
gg.collision.collisionCheck = true;
gg.collision.type = ColliderType.Ray;
/*// Scans all graphs
* AstarPath.active.Scan();*/
}
void Start()
{
var size = wallMap.size;
var cent = wallMap.cellBounds.center;
cent *= tileSize;
// This creates a Grid Graph
AstarData data = AstarPath.active.data;
GridGraph gg = data.AddGraph(typeof(GridGraph)) as GridGraph;
var gc = new GraphCollision();
gc.use2D = true;
/*var layer1 = LayerMask.NameToLayer("Environment");
* var layer2 = LayerMask.NameToLayer("Enemy");
* var mask1 = 1 << layer1;
* var mask2 = 1 << layer2;
* var combinedMask = mask1 | mask2;*/
gc.mask = LayerMask.GetMask("Environment");
gc.diameter = tileSize / 2f;
gg.collision = gc;
gg.SetDimensions(size.x, size.y, tileSize);
gg.center = cent;
gg.rotation = new Vector3(gg.rotation.y - 90, 270, 90);
StartCoroutine(ScanMap());
}
public bool AiGridPath(int depth, int width, float nodeSize, float diameter, bool cutCorners)
{
// This holds all graph data
AstarData data = AstarPath.active.data;
data.cacheStartup = false;
// This creates a Grid Graph
GridGraph gridGraph = data.AddGraph(typeof(GridGraph)) as GridGraph;
// Setting up the default parameters.
//gridGraph.width = width;
//gridGraph.depth = depth;
//gridGraph.nodeSize = nodeSize;
// Because it's 2d we are rotating to face the camera, which looks down the z - axis
gridGraph.rotation.x = -90.0f;
// Calculating the centre based on node size and number of nodes
gridGraph.center.x = (width * nodeSize);
gridGraph.center.y = (depth * nodeSize);
gridGraph.center = new Vector3(gridGraph.center.x, gridGraph.center.y, 0);
// Enabled corner cutting, disable slop detection and change slop axis to Z
gridGraph.cutCorners = cutCorners;
//gridGraph.maxClimb = 0;
//gridGraph.
// Setting to use 2d grid collision detection
gridGraph.collision.use2D = true;
gridGraph.collision.type = ColliderType.Sphere;
gridGraph.collision.diameter = diameter;
gridGraph.collision.mask = LayerMask.GetMask("PlayerObstacles");
// Updates internal size from the above values
gridGraph.SetDimensions(width * 2, depth * 2, nodeSize);
// Scans all graphs, do not call gg.Scan(), that is an internal method
AstarPath.active.Scan();
return(true);
// this is used to start the coroutine that only renders stuff close to the player
// has to be called after the final scan so the grid knows where to draw the entire dungeon
//Debug.Log("Scan is now complete");
}
private void CreatePathGraphic()
{
AstarData data = AstarPath.active.data;
_GridGraph = data.AddGraph(typeof(GridGraph)) as GridGraph;
_GridGraph.SetDimensions(_Width, _Depth, _NodeSize);
_GridGraph.rotation = Vector3.up * 45;
_GridGraph.center = RoundVector3(_GridGraph.CalculateTransform().Transform(new Vector3(_Width, 0, _Depth))) - Vector3.right * Mathf.Sin(45);
_GridGraph.collision.heightMask = LayerMask.GetMask(_HeightMaskName);
AstarPath.active.Scan();
}
public WWAIManager()
{
GameObject obj = new GameObject("AIScript");
obj.transform.position = new Vector3(0.0f, 0.0f, 0.0f);
obj.AddComponent <AstarPath>();
//RVOSimulator rsim = obj.AddComponent<RVOSimulator>();
ProceduralGridMover gridMover = obj.AddComponent <ProceduralGridMover>();
gridMover.target = Camera.main.transform;
gridMover.updateDistance = 5;
gridMover.floodFill = true;
// This holds all graph data
AstarData data = AstarPath.active.data;
// This creates a Grid Graph
LGG = data.AddGraph(typeof(LayerGridGraph)) as LayerGridGraph;
// Setup a grid graph with some values
int width = 80;
int depth = 80;
float nodeSize = 0.5f;
LGG.characterHeight = 2;
LGG.maxClimb = 1.5f;
LGG.collision.collisionOffset = 1;
LGG.collision.diameter = 2.5f;
LGG.collision.type = 0;
LGG.center = new Vector3(0, 0, 0);
// Updates internal size from the above values
LGG.SetDimensions(width, depth, nodeSize);
LGG.collision.heightMask = LayerMask.GetMask("Terrain");
LGG.collision.mask = LayerMask.GetMask("Obstacles");
//set erode iterations to givebetter edges for obstacles
LGG.erodeIterations = 0;
// Scans graph
LGG.Scan();
}
/**
* creates the navmesh for our grid
*/
private void CreateGraph()
{
AstarData data = AstarPath.active.data;
var graphs = data.graphs.ToList();
graphs.ForEach(x => data.RemoveGraph(x));
PointGraph graph = data.AddGraph(typeof(PointGraph)) as PointGraph;
AstarPath.active.Scan(graph);
// Make sure we only modify the graph when all pathfinding threads are paused
AstarPath.active.AddWorkItem(new AstarWorkItem(ctx => {
//create the graph
//first make node array
PointNode[,] nodeArray = new PointNode[map.GetUpperBound(0) + 1, map.GetUpperBound(1) + 1];
for (int y = 0; y <= map.GetUpperBound(0); y++)
{
for (int x = 0; x <= map.GetUpperBound(1); x++)
{
nodeArray[x, y] = graph.AddNode((Int3) new Vector3(x, y, 0));
}
}
int connections = 0;
//now connect nodes
for (int y = 0; y <= map.GetUpperBound(0); y++)
{
for (int x = 0; x <= map.GetUpperBound(1); x++)
{
for (int i = x - 1; i <= x + 1; i++)
{
for (int j = y - 1; j <= y + 1; j++)
{
if (InBounds(nodeArray, i, j))
{
nodeArray[x, y].AddConnection(nodeArray[i, j], (uint)map[x, y].MoveCost);
connections++;
}
}
}
}
}
}));
// Run the above work item immediately
AstarPath.active.FlushWorkItems();
}
// Generates a grid graph for the A* Pathfinding system.
private void generateGridGraph(int width, int height)
{
AstarData data = AstarPath.active.data;
GridGraph gg = data.AddGraph(typeof(GridGraph)) as GridGraph;
float nodeSize = 1f;
gg.center = new Vector3((width / 2) - 0.5f, 0, (height / 2) - 0.5f);
gg.SetDimensions(width, height, nodeSize);
gg.neighbours = NumNeighbours.Four;
AstarPath.active.Scan();
AstarPath.active.AddWorkItem(new AstarWorkItem(ctx => {
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
var node = gg.GetNode(x, y);
node.Walkable = walkable[x, y];
}
}
gg.GetNodes(node => gg.CalculateConnections((GridNodeBase)node));
}));
}
// sets up pathfinding
// To get walking/flying working with dynamic room generation, some complexity was required
public void AddGraph()
{
AstarData data = AstarPath.active.astarData;
// This creates a Grid Graph
GridGraph gg = data.AddGraph(typeof(GridGraph)) as GridGraph;
// Setup a grid graph with some values
gg.width = 50;
gg.depth = 40;
gg.center = transform.position + new Vector3(0, -5, 0);
// Updates internal size from the above values
gg.UpdateSizeFromWidthDepth();
GraphCollision gc = new GraphCollision();
gc.collisionCheck = true;
gc.heightCheck = true;
gc.diameter = 2F;
gc.heightMask = LayerMask.GetMask(new string[] { "Rock", "Room", "Floor" });
gc.mask = LayerMask.GetMask(new string[] { "Rock", "Room" });
gg.maxClimb = 8F;
gg.collision = gc;
}
/// <summary>
/// 创建网格路面
/// </summary>
/// <param name="center"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="nodeSize"></param>
public void CreateGridGraph(Vector3Int center, int width, int height)
{
if (dicGridGraph.TryGetValue(center, out GridGraph value))
{
value.Scan();
}
else
{
AstarData astarData = AstarPath.active.data;
GridGraph gridGraph = astarData.AddGraph(typeof(GridGraph)) as GridGraph;
gridGraph.center = center;
gridGraph.SetDimensions(width, width, 0.5f);
gridGraph.name = center + "";
gridGraph.maxStepHeight = 1.5f;
gridGraph.maxSlope = 90;
GraphCollision graphCollision = gridGraph.collision;
graphCollision.collisionCheck = false;
graphCollision.fromHeight = height;
graphCollision.mask = (1 << LayerInfo.Chunk);
dicGridGraph.Add(center, gridGraph);
gridGraph.Scan();
}
}
void CreatePathGraphic()
{
// This holds all graph data
AstarData data = AstarPath.active.data;
// This creates a Grid Graph
GridGraph gg = data.AddGraph(typeof(GridGraph)) as GridGraph;
// Setup a grid graph with some values
int width = 1000;
int depth = 1000;
float nodeSize = 1;
// Updates internal size from the above values
gg.SetDimensions(width, depth, nodeSize);
gg.center = new Vector3(0, 0, 0);
//gg.collision.mask = LayerMask.GetMask("Obstacles");
gg.collision.heightMask = LayerMask.GetMask("Ground");
// Scans all graphs
AstarPath.active.Scan();
AstarPath.active.AddWorkItem(new AstarWorkItem(ctx =>
{
var ggd = AstarPath.active.data.gridGraph;
for (int i = 995; i < 1000; i++)
{
for (int j = 995; j < 1000; j++)
{
var node = ggd.GetNode(j, i);
node.Walkable = false;
ggd.CalculateConnectionsForCellAndNeighbours(j, i);
}
}
}));
}
void Spawn()
{
if (spawned == false)
{
spawned = true;
if (openingDirection == 1)
{
// Need to spawn a room with a BOTTOM door.
bool up = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX && e.StatesY == roomParent.statesY + 2);
bool right = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX + 1 && e.StatesY == roomParent.statesY + 1);
bool bottom = false;
bool left = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX - 1 && e.StatesY == roomParent.statesY + 1);
AddRoom room = RoomTemplates.Instance.GetBottomRoomWithConstraint(up, right, bottom, left);
room.SetNode(roomParent.statesX, roomParent.statesY + 1);
Instantiate(room.gameObject, transform.position, room.transform.rotation);
}
else if (openingDirection == 2)
{
// Need to spawn a room with a TOP door.
bool up = false;
bool right = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX + 1 && e.StatesY == roomParent.statesY - 1);
bool bottom = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX && e.StatesY == roomParent.statesY - 2);
bool left = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX - 1 && e.StatesY == roomParent.statesY - 1);
AddRoom room = RoomTemplates.Instance.GetTopRoomWithConstraint(up, right, bottom, left);
room.SetNode(roomParent.statesX, roomParent.statesY - 1);
Instantiate(room.gameObject, transform.position, room.transform.rotation);
}
else if (openingDirection == 3)
{
// Need to spawn a room with a LEFT door.
bool up = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX + 1 && e.StatesY == roomParent.statesY + 1);
bool right = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX + 2 && e.StatesY == roomParent.statesY);
bool bottom = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX + 1 && e.StatesY == roomParent.statesY - 1);
bool left = false;
AddRoom room = RoomTemplates.Instance.GetLeftRoomWithConstraint(up, right, bottom, left);
room.SetNode(roomParent.statesX + 1, roomParent.statesY);
Instantiate(room.gameObject, transform.position, room.transform.rotation);
}
else if (openingDirection == 4)
{
// Need to spawn a room with a RIGHT door.
bool up = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX - 1 && e.StatesY == roomParent.statesY + 1);
bool right = false;
bool bottom = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX - 1 && e.StatesY == roomParent.statesY - 1);
bool left = NodeRoomHelper.RoomNode.Any(e => e.StatesX == roomParent.statesX - 2 && e.StatesY == roomParent.statesY);
AddRoom room = RoomTemplates.Instance.GetRightRoomWithConstraint(up, right, bottom, left);
room.SetNode(roomParent.statesX - 1, roomParent.statesY);
Instantiate(room.gameObject, transform.position, room.transform.rotation);
}
// This holds all graph data
AstarData data = AstarPath.active.data;
// This creates a Grid Graph
GridGraph gg = data.AddGraph(typeof(GridGraph)) as GridGraph;
// Setup a grid graph with some values
int width = 26;
int depth = 18;
float nodeSize = 1;
gg.center = this.transform.position;
gg.rotation = new Vector3(90, 0, 0);
gg.collision.heightCheck = false;
gg.collision.mask = layer;
// Updates internal size from the above values
gg.SetDimensions(width, depth, nodeSize);
gg.collision.use2D = true;
gg.collision.collisionCheck = true;
gg.collision.type = ColliderType.Ray;
// Scans all graphs
AstarPath.active.Scan();
}
}