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Convention-Unity-Demo/Assets/Packages/TilemapGenerator2D/Scripts/TilemapGenerator2D.cs
ninemine 557a08d51b Init
2025-09-25 19:04:05 +08:00

2566 lines
118 KiB
C#
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namespace DevelopersHub.ProceduralTilemapGenerator2D
{
using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Tilemaps;
using Unity.Jobs;
using Unity.Collections;
using Unity.Mathematics;
using ProceduralTilemapGenerator2D.Extensions;
using UnityEngine.Rendering;
public class TilemapGenerator2D : MonoBehaviour
{
private Grid grid = null;
private List<TilemapData> tilemaps = new List<TilemapData>();
[SerializeField] private bool _generateOnAwake = true;
[SerializeField] private Type type = Type.Static;
//[SerializeField] private bool multiFrame = true;
[SerializeField] private float generationPeriod = 0.5f;
[SerializeField] private int regenerateDistance = 1;
// [SerializeField] private GenerateType _generationType = GenerateType.Async;
// [SerializeField] private ClearType _clearType = ClearType.ClearPreviousAsync;
[SerializeField] private int tilemapSize = 50;
[SerializeField] private Vector3 staticPosition = Vector3.zero;
[SerializeField] private Transform infiniteTarget = null;
[SerializeField] private int offset = 5;
[SerializeField] private Sprite baseTile = null;
[SerializeField] private ColliderType baseCollider = ColliderType.Walkable;
[SerializeField] private TilesetHeightData baseHeights = null;
public List<TilemapObjectData> baseObjects = null;
[SerializeField] private List<TilesetData> tilesets = null; public List<TilesetData> Tilesets { get { return tilesets; } }
[SerializeField] private int placeTilesPerFrame = 50;
[SerializeField] private int clearTilesPerFrame = 50;
[SerializeField] private int playerSortLayer = 0;
private Vector3Int lastCell = Vector3Int.zero;
private float generationTimer = 0;
// Directions for 8-connected neighbors (including diagonals)
private static readonly int2[] eightDirections = new int2[]
{
new int2(0, 1), // Up
new int2(0, -1), // Down
new int2(-1, 0), // Left
new int2(1, 0), // Right
new int2(-1, 1), // Up-Left
new int2(1, 1), // Up-Right
new int2(-1, -1), // Down-Left
new int2(1, -1) // Down-Right
};
// Directions for 4-connected neighbors (excluding diagonals)
private static readonly int2[] fourDirections = new int2[]
{
new int2(0, 1), // Up
new int2(0, -1), // Down
new int2(-1, 0), // Left
new int2(1, 0), // Right
};
private static readonly int anyTile = 0;
public enum Type
{
Static = 0, Infinite = 1
}
public enum ObjectType
{
Prefab = 0, Sprite = 1
}
public enum ColliderType
{
Walkable = 0, NonWalkable = 1
}
public enum Collider2DType
{
None = 0, Circle = 1, Box = 2
}
public class CellData
{
public int tilemap = 0;
public int tileset = -1;
public int rule = -1;
public TilemapObject2D Object2DReference = null;
public Collider2D collider = null;
public float distance = float.PositiveInfinity;
}
public class TilemapData
{
public Tilemap tilemap = null;
public TilemapRenderer renderer = null;
public Dictionary<Vector3Int, CellData> toPlace = new Dictionary<Vector3Int, CellData>();
public Dictionary<Vector3Int, CellData> placed = new Dictionary<Vector3Int, CellData>();
public HashSet<Vector3Int> toClear = new HashSet<Vector3Int>();
}
[System.Serializable]
public class TilesetData
{
public ColliderType collider = ColliderType.Walkable;
public float colliderThickness = 0.05f;
public int priority = 1;
public RuleTile ruleTile = null;
public NoiseGenerator2D noise = new NoiseGenerator2D();
public NoiseGenerator2D.NoiseType noiseType = NoiseGenerator2D.NoiseType.Perlin;
public int noiseSeed = 1234;
public float noiseScale = 0.05f;
public float threshold = 0.9f;
public TilesetHeightData heights = null;
public List<TilemapObjectData> objects = null;
}
[System.Serializable]
public class TilesetHeightData
{
public RuleTile ruleTile = null;
public float colliderThickness = 0.25f;
public float colliderHorizontalPadding = 0.1f;
public Sprite topSlope = null;
public Sprite rightSlope = null;
public Sprite leftSlope = null;
public Sprite bottomSlope = null;
public int slopeFrequency = 8;
public NoiseGenerator2D noise = new NoiseGenerator2D();
public NoiseGenerator2D.NoiseType noiseType = NoiseGenerator2D.NoiseType.Perlin;
public int noiseSeed = 1234;
public float noiseScale = 0.05f;
public float threshold = 0.9f;
}
[System.Serializable]
public class TilemapObjectData
{
public int priority = 1;
public ObjectType type = ObjectType.Prefab;
public TilemapObject2D[] prefabs = null;
public Collider2DType colliderType = Collider2DType.None;
public float colliderSize = 0.5f;
public Sprite[] sprites = null;
public float scale = 1f;
public NoiseGenerator2D noise = new NoiseGenerator2D();
public NoiseGenerator2D.NoiseType noiseType = NoiseGenerator2D.NoiseType.Perlin;
public int noiseSeed = 1234;
public float noiseScale = 0.05f;
public float threshold = 0.9f;
public bool coverHeights = true;
}
private struct RuleTileData
{
public int tileset;
public int rule;
public int neighbor;
public int neighborValue;
public int3 neighborPosition;
public bool valid;
public int maxRules;
public RuleTileData(int t, int r, int m, int n, int x, int y, int z, bool v, int va)
{
tileset = t;
rule = r;
neighbor = n;
neighborPosition = new int3(x, y, z);
valid = v;
maxRules = m;
neighborValue = va;
}
}
private struct AddData
{
public int tilemap;
public int tileset;
public int rule;
public int3 cell;
public AddData(int m, int t, int r, int x, int y, int z)
{
tilemap = m;
tileset = t;
rule = r;
cell = new int3(x, y, z);
}
}
private void Awake()
{
SetNoiseData();
if (_generateOnAwake || type == Type.Infinite)
{
Generate(GenerateType.Immediate, ClearType.ClearPreviousImmediate);
}
}
private void Start()
{
}
private void Update()
{
if (tilemaps != null && tilemaps.Count == 4)
{
if (type == Type.Infinite && infiniteTarget != null)
{
Vector3Int currentCell = tilemaps[0].tilemap.WorldToCell(infiniteTarget.position);
if (Vector3.Distance(currentCell, lastCell) >= regenerateDistance)
{
if (generationTimer <= 0)
{
generationTimer = generationPeriod;
Generate(GenerateType.Async, ClearType.ClearPreviousAsync);
}
else
{
generationTimer -= Time.deltaTime;
}
}
}
int remained = placeTilesPerFrame;
int share = Mathf.RoundToInt(remained * 0.1f);
if (remained > 0 && tilemaps[1].toPlace.Count > 0)
{
int count = PlaceTilesForTilemap(1, share);
remained -= count;
}
if (remained > 0 && tilemaps[2].toPlace.Count > 0)
{
int count = PlaceTilesForTilemap(2, share);
remained -= count;
}
if (remained > 0 && tilemaps[3].toPlace.Count > 0)
{
int count = PlaceTilesForTilemap(3, share);
remained -= count;
}
if (remained > 0 && tilemaps[0].toPlace.Count > 0)
{
PlaceTilesForTilemap(0, remained);
}
remained = clearTilesPerFrame;
if (remained > 0 && tilemaps[1].toClear.Count > 0)
{
int count = ClearTilesForTilemap(1, share);
remained -= count;
}
if (remained > 0 && tilemaps[2].toClear.Count > 0)
{
int count = ClearTilesForTilemap(2, share);
remained -= count;
}
if (remained > 0 && tilemaps[3].toClear.Count > 0)
{
int count = ClearTilesForTilemap(3, share);
remained -= count;
}
if (remained > 0 && tilemaps[0].toClear.Count > 0)
{
ClearTilesForTilemap(0, remained);
}
}
}
private void OnDestroy()
{
}
private int PlaceTilesForTilemap(int tilemap, int count)
{
if (tilemaps[tilemap].toPlace.Count > 0)
{
int n = Mathf.Min(tilemaps[tilemap].toPlace.Count, count);
var tiles = GetClosestToPlace(tilemap, n);
for (int i = 0; i < tiles.Length; i++)
{
Place(tiles[i].Key, tiles[i].Value);
}
count -= n;
}
return count;
}
private int ClearTilesForTilemap(int tilemap, int count)
{
Vector3Int[] cells = new Vector3Int[Mathf.Min(tilemaps[tilemap].toClear.Count, count)];
int i = 0;
foreach (var cell in tilemaps[tilemap].toClear)
{
cells[i] = cell;
i++;
if (i >= cells.Length) { break; }
}
for (int j = 0; j < cells.Length; j++)
{
Vector3Int cell = cells[j];
if (tilemaps[tilemap].placed.TryGetValue(cell, out var data))
{
if (data.Object2DReference != null)
{
Destroy(data.Object2DReference.gameObject);
}
if (data.collider != null)
{
Destroy(data.collider.gameObject);
}
tilemaps[tilemap].placed.Remove(cell);
}
tilemaps[tilemap].tilemap.SetTile(cell, null);
tilemaps[tilemap].toClear.Remove(cell);
count--;
}
return count;
}
private KeyValuePair<Vector3Int, CellData>[] GetClosestToPlace(int tilemap, int n)
{
if (tilemaps[tilemap].toPlace.Count == 0)
{
Debug.LogError("The dictionary is empty.");
}
if (n <= 0 || n > tilemaps[tilemap].toPlace.Count)
{
Debug.LogError("n=" + n + " but must be greater than 0 and less than or equal to the number of elements in the dictionary.");
}
// Create a max-heap to store the n closest entries
var maxHeap = new MaxHeap(n);
// Iterate through the dictionary
foreach (var kvp in tilemaps[tilemap].toPlace)
{
if (maxHeap.Count < n)
{
// If the heap is not full, add the entry
maxHeap.Insert(kvp);
}
else if (kvp.Value.distance < maxHeap.Peek().Value.distance)
{
// If the current entry is closer than the farthest in the heap, replace it
maxHeap.ExtractMax();
maxHeap.Insert(kvp);
}
}
// Extract the n closest entries from the heap
var closestEntries = new KeyValuePair<Vector3Int, CellData>[n];
for (int i = n - 1; i >= 0; i--)
{
closestEntries[i] = maxHeap.ExtractMax();
}
return closestEntries;
}
private class MaxHeap
{
private readonly List<KeyValuePair<Vector3Int, CellData>> _heap;
private readonly int _capacity;
public int Count => _heap.Count;
public MaxHeap(int capacity)
{
_capacity = capacity;
_heap = new List<KeyValuePair<Vector3Int, CellData>>(capacity);
}
public void Insert(KeyValuePair<Vector3Int, CellData> entry)
{
if (_heap.Count == _capacity)
{
throw new InvalidOperationException("Heap is at full capacity.");
}
_heap.Add(entry);
HeapifyUp(_heap.Count - 1);
}
public KeyValuePair<Vector3Int, CellData> ExtractMax()
{
if (_heap.Count == 0)
{
throw new InvalidOperationException("Heap is empty.");
}
var max = _heap[0];
_heap[0] = _heap[_heap.Count - 1];
_heap.RemoveAt(_heap.Count - 1);
HeapifyDown(0);
return max;
}
public KeyValuePair<Vector3Int, CellData> Peek()
{
if (_heap.Count == 0)
{
throw new InvalidOperationException("Heap is empty.");
}
return _heap[0];
}
private void HeapifyUp(int index)
{
while (index > 0)
{
int parentIndex = (index - 1) / 2;
if (_heap[parentIndex].Value.distance >= _heap[index].Value.distance)
{
break;
}
Swap(parentIndex, index);
index = parentIndex;
}
}
private void HeapifyDown(int index)
{
while (true)
{
int leftChildIndex = 2 * index + 1;
int rightChildIndex = 2 * index + 2;
int largestIndex = index;
if (leftChildIndex < _heap.Count && _heap[leftChildIndex].Value.distance > _heap[largestIndex].Value.distance)
{
largestIndex = leftChildIndex;
}
if (rightChildIndex < _heap.Count && _heap[rightChildIndex].Value.distance > _heap[largestIndex].Value.distance)
{
largestIndex = rightChildIndex;
}
if (largestIndex == index)
{
break;
}
Swap(index, largestIndex);
index = largestIndex;
}
}
private void Swap(int i, int j)
{
var temp = _heap[i];
_heap[i] = _heap[j];
_heap[j] = temp;
}
}
private void Clear(ClearType clear)
{
if (tilemaps != null && clear != ClearType.DonNotClear)
{
for (int i = 0; i < tilemaps.Count; i++)
{
if (tilemaps[i] != null && tilemaps[i].tilemap != null)
{
tilemaps[i].toPlace.Clear();
if (clear == ClearType.ClearPreviousImmediate)
{
tilemaps[i].toClear.Clear();
tilemaps[i].tilemap.ClearAllTiles();
foreach (var cell in tilemaps[i].placed)
{
if (cell.Value != null)
{
if (cell.Value.Object2DReference != null)
{
#if UNITY_EDITOR
if (Application.isPlaying)
{
Destroy(cell.Value.Object2DReference.gameObject);
}
else
{
DestroyImmediate(cell.Value.Object2DReference.gameObject);
}
#else
Destroy(cell.Value.Object2DReference.gameObject);
#endif
}
if (cell.Value.collider != null)
{
#if UNITY_EDITOR
if (Application.isPlaying)
{
Destroy(cell.Value.collider.gameObject);
}
else
{
DestroyImmediate(cell.Value.collider.gameObject);
}
#else
Destroy(cell.Value.collider.gameObject);
#endif
}
}
}
TilemapObject2D[] objs = tilemaps[i].tilemap.gameObject.GetComponentsInChildren<TilemapObject2D>();
if (objs != null)
{
foreach (var cell in objs)
{
#if UNITY_EDITOR
if (Application.isPlaying)
{
Destroy(cell.gameObject);
}
else
{
DestroyImmediate(cell.gameObject);
}
#else
Destroy(cell.gameObject);
#endif
}
}
if (i == 0 || i == 2)
{
Collider2D[] cols = tilemaps[i].tilemap.gameObject.GetComponentsInChildren<Collider2D>();
if (cols != null)
{
foreach (var col in cols)
{
if (col.gameObject != tilemaps[i].tilemap.gameObject)
{
#if UNITY_EDITOR
if (Application.isPlaying)
{
Destroy(col.gameObject);
}
else
{
DestroyImmediate(col.gameObject);
}
#else
Destroy(col.gameObject);
#endif
}
}
}
}
tilemaps[i].placed.Clear();
}
else if (clear == ClearType.ClearPreviousAsync)
{
foreach (var cell in tilemaps[i].placed)
{
if (cell.Value != null)
{
tilemaps[i].toClear.Add(cell.Key);
}
}
}
}
}
}
}
public enum GenerateType
{
Immediate = 0, Async = 1
}
public enum ClearType
{
DonNotClear = 0, ClearPreviousImmediate = 1, ClearPreviousAsync = 2
}
public void Generate(GenerateType speed, ClearType clear)
{
CreateTilemapsIfNotExists();
Vector3Int target = type == Type.Static ? tilemaps[0].tilemap.WorldToCell(staticPosition) : infiniteTarget != null ? tilemaps[0].tilemap.WorldToCell(infiniteTarget.position) : Vector3Int.zero;
target.x -= Mathf.FloorToInt(tilemapSize / 2f);
target.y -= Mathf.FloorToInt(tilemapSize / 2f);
Generate(target, tilemapSize, speed, clear);
}
public void Generate(Vector3 centerWorldPosition, int size, GenerateType speed, ClearType clear)
{
CreateTilemapsIfNotExists();
Vector3Int target = tilemaps[0].tilemap.WorldToCell(centerWorldPosition);
target.x -= Mathf.FloorToInt(size / 2f);
target.y -= Mathf.FloorToInt(size / 2f);
Generate(target, size, speed, clear);
}
public void Generate(Vector3Int bottomLeftCell, int size, GenerateType speed, ClearType clear)
{
// ToDo: Remove repeated native array allocation and allocate only once if possible instead of once per tile or action
//bool jobsActive = true;
if (size <= 0) { size = 1; }
CreateTilemapsIfNotExists();
#if UNITY_EDITOR
if (!Application.isPlaying)
{
clear = ClearType.ClearPreviousImmediate;
speed = GenerateType.Immediate;
}
#endif
Clear(clear);
int2 distanceCell = int2.zero;
if (type == Type.Infinite && infiniteTarget != null)
{
var dc = tilemaps[0].tilemap.WorldToCell(infiniteTarget.position);
distanceCell.x = dc.x;
distanceCell.y = dc.y;
}
else
{
var dc = tilemaps[0].tilemap.WorldToCell(staticPosition);
distanceCell.x = dc.x;
distanceCell.y = dc.y;
}
int searchRange = offset - 2;
if (tilesets != null && tilesets.Count > 0)
{
tilesets.Sort((a, b) => b.priority.CompareTo(a.priority));
}
int s = size + offset * 2;
NativeArray<int> occupied = new NativeArray<int>(s * s, Allocator.TempJob);
NativeArray<int> occupiedRegions = new NativeArray<int>(s * s, Allocator.TempJob);
NativeArray<int> occupiedTransitions = new NativeArray<int>(s * s, Allocator.TempJob);
occupied.Fill(-1);
occupiedTransitions.Fill(-1);
int rulesCount = SetBaseNoiseValues(occupied, s, bottomLeftCell);
MakeSureThereIsOneTilesSpaceBetweenSpots(occupied, occupiedRegions, s, searchRange);
MakeSureThereIsTwoTilesSpaceBetweenSpots(occupied, occupiedRegions, s, searchRange, 0, occupied.Length - 1);
#region Fill tiles with 3 direct neighbors
for (int i = 0; i < occupied.Length; i++)
{
if (occupied[i] >= 0) { continue; }
int x = i % s;
int y = i / s;
if (x < offset || y < offset || x >= (s - offset) || y >= (s - offset)) { continue; }
int n1 = -1;
int count = 0;
foreach (var dir in fourDirections)
{
int n2 = occupied[(x + dir.x) + (y + dir.y) * s];
if (n2 >= 0) { count++; n1 = n2; }
if (count >= 3) { occupied[x + y * s] = n1; break; }
}
}
#endregion
#region Determine base tiles transitions and apply all base tiles
var rules = new NativeArray<RuleTileData>(rulesCount, Allocator.TempJob);
int u = 0;
for (int i = 0; i < tilesets.Count; i++)
{
if (tilesets[i].ruleTile != null)
{
int mr = tilesets[i].ruleTile.m_TilingRules.Count;
for (int j = 0; j < mr; j++)
{
int nc = tilesets[i].ruleTile.m_TilingRules[j].m_Neighbors.Count;
for (int l = 0; l < tilesets[i].ruleTile.m_TilingRules[j].m_NeighborPositions.Count; l++)
{
var m = tilesets[i].ruleTile.m_TilingRules[j];
var p = m.m_NeighborPositions[l];
bool v = m.m_Sprites != null && m.m_Sprites.Length > 0;
int va = l >= nc ? anyTile : tilesets[i].ruleTile.m_TilingRules[j].m_Neighbors[l];
rules[u] = new RuleTileData(i, j, mr, l, p.x, p.y, p.z, v, va);
u++;
}
}
}
}
NativeArray<AddData> addedCells = new NativeArray<AddData>(occupied.Length, Allocator.TempJob);
addedCells.Fill(new AddData(-1, -1, -1, -1, -1, -1));
new AddBaseTilesJob()
{
s = s,
offset = offset,
bottomLeftCell = new int2(bottomLeftCell.x, bottomLeftCell.y),
occupied = occupied,
anyTile = anyTile,
rules = rules,
occupiedTransitions = occupiedTransitions,
addedCells = addedCells
}.Schedule(occupied.Length, 64).Complete();
for (int i = 0; i < addedCells.Length; i++)
{
AddData data = addedCells[i];
if (data.tilemap < 0) { continue; }
Vector3Int cell = new Vector3Int(data.cell.x, data.cell.y, data.cell.z);
Add(cell, data.tilemap, data.tileset, data.rule, speed, distanceCell);
}
addedCells.Dispose();
#endregion
#region Set occupied heights based on cliffs noise
NativeArray<int> occupiedHeights = new NativeArray<int>(s * s, Allocator.TempJob);
NativeArray<int> occupiedHeightsTransitions = new NativeArray<int>(s * s, Allocator.Temp);
NativeArray<int> occupiedHeightsSlopes = new NativeArray<int>(s * s, Allocator.TempJob);
occupiedHeightsSlopes.Fill(-1);
occupiedHeights.Fill(-2);
occupiedHeightsTransitions.Fill(-2);
int of = 1;
for (int i = 0; i < occupied.Length; i++)
{
int x = i % s;
int y = i / s;
if (x < of || y < of || x >= (s - of) || y >= (s - of)) { continue; }
int n = occupied[i];
if (n >= 0)
{
var h = tilesets[occupied[i]].heights;
if (h != null && h.ruleTile != null)
{
float noiseValue = h.noise.GetNoise(bottomLeftCell.x + x - offset, y + bottomLeftCell.y - offset);
float normalizedNoise = (noiseValue + 1f) * 0.5f;
if (normalizedNoise >= h.threshold)
{
bool valid = true;
for (int j = 0; j < eightDirections.Length; j++)
{
var dir = eightDirections[j];
if (occupied[(x + dir.x) + (y + dir.y) * s] != n) { valid = false; break; }
}
if (valid) { occupiedHeights[x + y * s] = n; }
}
}
}
else
{
if (baseHeights != null && baseHeights.ruleTile != null)
{
float noiseValue = baseHeights.noise.GetNoise(bottomLeftCell.x + x - offset, y + bottomLeftCell.y - offset);
float normalizedNoise = (noiseValue + 1f) * 0.5f;
if (normalizedNoise >= baseHeights.threshold)
{
bool valid = true;
for (int j = 0; j < eightDirections.Length; j++)
{
var dir = eightDirections[j];
if (dir.x == 0 && dir.y == 0) { continue; }
if (occupied[(x + dir.x) + (y + dir.y) * s] != -1) { valid = false; break; }
}
if (valid) { occupiedHeights[x + y * s] = -1; }
}
}
}
}
#endregion
#region Fill tiles with 3 direct neighbors from cliffs
for (int i = 0; i < occupiedHeights.Length; i++)
{
int n = occupiedHeights[i];
if (n != -2) { continue; }
int x = i % s;
int y = i / s;
if (x < of || y < of || x >= (s - of) || y >= (s - of)) { continue; }
int n1 = -2;
int count = 0;
foreach (var dir in fourDirections)
{
int n2 = occupiedHeights[(x + dir.x) + (y + dir.y) * s];
if (n2 >= -1) { count++; n1 = n2; }
if (count >= 3) { occupiedHeights[x + y * s] = n1; break; }
}
}
#endregion
#region Remove thin tile areas from cliffs
NativeArray<bool> processed = new NativeArray<bool>(s * s, Allocator.TempJob);
for (int i = 0; i < occupiedHeights.Length; i++)
{
int n = occupiedHeights[i];
if (n < -1 || processed[i]) { continue; }
int x = i % s;
int y = i / s;
if (x < of || y < of || x >= (s - of) || y >= (s - of)) { continue; }
NativeArray<bool> region = new NativeArray<bool>(s * s, Allocator.Temp);
FloodFill(x, y, s, n, occupiedHeights, region, processed);
int c = 1;
int count = 0;
while (c > 0)
{
c = 0;
count = 0;
for (int j = 0; j < region.Length; j++)
{
if (!region[j]) { continue; }
int x1 = j % s;
int y1 = j / s;
if (x1 < of || y1 < of || x1 >= (s - of) || y1 >= (s - of)) { continue; }
bool t = occupiedHeights[(x1 + 0) + (y1 + 1) * s] == n;
bool b = occupiedHeights[(x1 + 0) + (y1 - 1) * s] == n;
bool r = occupiedHeights[(x1 + 1) + (y1 + 0) * s] == n;
bool l = occupiedHeights[(x1 - 1) + (y1 + 0) * s] == n;
bool tr = occupiedHeights[(x1 + 1) + (y1 + 1) * s] == n;
bool tl = occupiedHeights[(x1 - 1) + (y1 + 1) * s] == n;
bool br = occupiedHeights[(x1 + 1) + (y1 - 1) * s] == n;
bool bl = occupiedHeights[(x1 - 1) + (y1 - 1) * s] == n;
if (!((t && tl && l) || (t && tr && r) || (b && bl && l) || (b && br && r)) || (tr && bl && !tl && !br && t && l && r && b) || (!tr && !bl && tl && br && t && l && r && b))
{
c++;
occupiedHeights[x1 + y1 * s] = -2;
region[j] = false;
}
else
{
count++;
}
}
}
int fr = 5;
if (n >= 0)
{
fr = tilesets[n].heights.slopeFrequency;
}
else
{
fr = baseHeights.slopeFrequency;
}
for (int j = 0; j < region.Length; j++)
{
if (!region[j]) { continue; }
int x1 = j % s;
int y1 = j / s;
if (x1 < of || y1 < of || x1 >= (s - of) || y1 >= (s - of)) { continue; }
Vector3Int cell = new Vector3Int(bottomLeftCell.x + x1 - offset, bottomLeftCell.y + y1 - offset, 0);
if (ShouldPlaceSlope(cell.x, cell.y, fr))
{
int cn = 0;
bool tp = false, lf = false, rt = false, dn = false;
for (int k = 0; k < eightDirections.Length; k++)
{
var dir = eightDirections[k];
if (region[(x1 + dir.x) + (y1 + dir.y) * s])
{
cn++;
if (dir.x == 1 && dir.y == 0) { rt = true; }
else if (dir.x == -1 && dir.y == 0) { lf = true; }
else if (dir.x == 0 && dir.y == 1) { tp = true; }
else if (dir.x == 0 && dir.y == -1) { dn = true; }
}
}
if (cn != eightDirections.Length)
{
if (tp && rt && lf && !dn)
{
// Slope down
occupiedHeightsSlopes[j] = 6;
}
else if (!tp && rt && lf && dn)
{
// Slope top
occupiedHeightsSlopes[j] = 7;
}
else if (tp && !rt && lf && dn)
{
// Slope right
occupiedHeightsSlopes[j] = 8;
}
else if (tp && rt && !lf && dn)
{
// Slope left
occupiedHeightsSlopes[j] = 9;
}
}
}
}
region.Dispose();
}
processed.Dispose();
#endregion
#region Determine cliff tiles
for (int i = 0; i < occupiedHeights.Length; i++)
{
int n = occupiedHeights[i];
if (n < -1) { continue; }
int x = i % s;
int y = i / s;
if (x < offset || y < offset || x >= (s - offset) || y >= (s - offset)) { continue; }
Vector3Int cell = new Vector3Int(bottomLeftCell.x + x - offset, bottomLeftCell.y + y - offset, 0);
int sl = occupiedHeightsSlopes[i];
int slr = 0;
switch (sl)
{
case 6:
if ((n >= 0 && tilesets[n].heights.bottomSlope != null) || (n == -1 && baseHeights.bottomSlope != null))
{
slr = -6;
}
break;
case 7:
if ((n >= 0 && tilesets[n].heights.topSlope != null) || (n == -1 && baseHeights.topSlope != null))
{
slr = -7;
}
break;
case 8:
if ((n >= 0 && tilesets[n].heights.rightSlope != null) || (n == -1 && baseHeights.rightSlope != null))
{
slr = -8;
}
break;
case 9:
if ((n >= 0 && tilesets[n].heights.leftSlope != null) || (n == -1 && baseHeights.leftSlope != null))
{
slr = -9;
}
break;
}
if (slr != 0)
{
occupiedHeightsTransitions[i] = sl;
Add(cell, 2, n, slr, speed, distanceCell);
}
else
{
bool tp = false, lf = false, rt = false, dn = false, tpr = false, tpl = false, dnr = false, dnl = false;
Dictionary<int2, int> neighborDict = new Dictionary<int2, int>();
int count = 0;
for (int j = 0; j < eightDirections.Length; j++)
{
var dir = eightDirections[j];
int t = occupiedHeights[(x + dir.x) + (y + dir.y) * s];
if (t == n)
{
count++;
if (dir.x == 1 && dir.y == 0) { rt = true; }
else if (dir.x == -1 && dir.y == 0) { lf = true; }
else if (dir.x == 0 && dir.y == 1) { tp = true; }
else if (dir.x == 0 && dir.y == -1) { dn = true; }
else if (dir.x == 1 && dir.y == 1) { tpr = true; }
else if (dir.x == -1 && dir.y == 1) { tpl = true; }
else if (dir.x == 1 && dir.y == -1) { dnr = true; }
else if (dir.x == -1 && dir.y == -1) { dnl = true; }
}
}
if (count != eightDirections.Length)
{
occupiedHeightsTransitions[i] = n;
RuleTile ruleTile = null;
if (n >= 0) { ruleTile = tilesets[n].heights.ruleTile; }
else { ruleTile = baseHeights.ruleTile; }
//if (count >= 3 && count <= 5 && tp && rt && !lf && !dn)
//if (count >= 3 && count <= 5 && tp && rt && !dn && (!lf || (lf && !tpl)))
if (count >= 3 && count <= 5 && tp && rt && ((!dn && (!lf || (lf && !tpl))) || (!lf && (!dn || (dn && !dnr))))) // In event of any issue change last dnr to tpl
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == 1 && p.y == 1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(1, 0)) && !p.Equals(new int2(0, 1))) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { neighborDict[p] = anyTile; }
}
}
//else if (count >= 3 && count <= 5 && tp && lf && !rt && !dn)
//else if (count >= 3 && count <= 5 && tp && lf && !rt && (!dn || (dn && !dnl)))
else if (count >= 3 && count <= 5 && tp && lf && ((!rt && (!dn || (dn && !dnl))) || (!dn && (!rt || (rt && !tpr)))))
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == -1 && p.y == 1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(-1, 0)) && !p.Equals(new int2(0, 1))) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { neighborDict[p] = anyTile; }
}
}
//else if (count >= 3 && count <= 5 && dn && rt && !tp && !lf)
//else if (count >= 3 && count <= 5 && dn && rt && !lf && (!tp || (tp && !tpr)))
else if (count >= 3 && count <= 5 && dn && rt && ((!lf && (!tp || (tp && !tpr))) || (!tp && (!lf || (lf && !dnl)))))
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == 1 && p.y == -1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(1, 0)) && !p.Equals(new int2(0, -1))) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { neighborDict[p] = anyTile; }
}
}
//else if (count >= 3 && count <= 5 && dn && lf && !tp && !rt)
//else if (count >= 3 && count <= 5 && dn && lf && !tp && (!rt || (rt && !dnr)))
else if (count >= 3 && count <= 5 && dn && lf && ((!tp && (!rt || (rt && !dnr))) || (!rt && (!tp || (tp && !tpl))))) // In event of any issue change last tpl to dnr
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == -1 && p.y == -1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(-1, 0)) && !p.Equals(new int2(0, -1))) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { neighborDict[p] = anyTile; }
}
}
else if (count == 7 && !tpl)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == -1 && p.y == 1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(-1, 0)) || p.Equals(new int2(0, 1))) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
}
}
else if (count == 7 && !dnr)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == 1 && p.y == -1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(1, 0)) || p.Equals(new int2(0, -1))) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
}
}
else if (count == 7 && !dnl)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == -1 && p.y == -1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(-1, 0)) || p.Equals(new int2(0, -1))) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
}
}
else if (count == 7 && !tpr)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == 1 && p.y == 1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(1, 0)) || p.Equals(new int2(0, 1))) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
}
}
else if (!dn && rt && lf)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.y == 1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.y == 0) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
}
}
else if (!tp && rt && lf)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.y == -1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.y == 0) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
}
}
else if (!lf && tp && dn)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == 1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.x == 0) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
}
}
else if (!rt && tp && dn)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
if (p.x == -1) { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.x == 0) { neighborDict[p] = anyTile; }
else { neighborDict[p] = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
}
}
else
{
}
// Variables to track the best matching rule
RuleTile.TilingRule bestRule = null;
int bestRuleIndex = -1;
int bestScore = -999;
// Iterate through all rules to find the closest match
for (int k = 0; k < ruleTile.m_TilingRules.Count; k++)
{
var rule = ruleTile.m_TilingRules[k];
if (rule == null) { continue; }
int score = 0;
// Compare each neighbor position in the rule with the current neighbor configuration
for (int j = 0; j < rule.m_NeighborPositions.Count; j++)
{
var p = rule.m_NeighborPositions[j];
if (neighborDict.TryGetValue(new int2(p.x, p.y), out int neighborState))
{
int ne = j >= rule.m_Neighbors.Count ? anyTile : rule.m_Neighbors[j];
if (neighborState == ne) { score++; }
else if (ne != anyTile) { score--; }
}
}
if (score > bestScore) { bestScore = score; bestRule = rule; bestRuleIndex = k; }
}
// Set the tile based on the best matching rule
if (bestRule != null && bestRule.m_Sprites != null && bestRule.m_Sprites.Length > 0)
{
// Use the first sprite from the best matching rule (or apply randomization if needed)
Add(cell, 2, n, bestRuleIndex, speed, distanceCell);
}
else
{
// Fallback to the default sprite of the RuleTile
Add(cell, 2, n, -1, speed, distanceCell);
}
}
else
{
Add(cell, 2, n, -1, speed, distanceCell);
}
}
}
#endregion
#region Collect objects data from base objects and tilesets
List<(int, int, TilemapObjectData)> objectsData = new List<(int, int, TilemapObjectData)>();
if (baseObjects != null)
{
for (int i = 0; i < baseObjects.Count; i++)
{
var obj = baseObjects[i];
if (obj != null && ((obj.type == ObjectType.Prefab && obj.prefabs != null && obj.prefabs.Length > 0) || (obj.type == ObjectType.Sprite && obj.sprites != null && obj.sprites.Length > 0)))
{
objectsData.Add((-1, i, obj));
}
}
}
for (int i = 0; i < tilesets.Count; i++)
{
if (tilesets[i].objects != null)
{
for (int j = 0; j < tilesets[i].objects.Count; j++)
{
var obj = tilesets[i].objects[j];
if (obj != null && ((obj.type == ObjectType.Prefab && obj.prefabs != null && obj.prefabs.Length > 0) || (obj.type == ObjectType.Sprite && obj.sprites != null && obj.sprites.Length > 0)))
{
objectsData.Add((i, j, obj));
}
}
}
}
#endregion
#region Place objects based on their prioraty
if (objectsData.Count > 0)
{
objectsData.Sort((a, b) => b.Item3.priority.CompareTo(a.Item3.priority));
NativeArray<int3> objectsOnBase = new NativeArray<int3>(s * s, Allocator.Temp);
objectsOnBase.Fill(new int3(-2, -2, 0));
for (int y = 0; y < s; y++)
{
for (int x = 0; x < s; x++)
{
var a = objectsOnBase[x + y * s];
if (a.x != -2 || a.y != -2 || occupiedTransitions[x + y * s] >= 0 || occupiedHeightsTransitions[x + y * s] != -2) { continue; }
if (x < offset || y < offset || x >= (s - offset) || y >= (s - offset)) { continue; }
var oc = occupied[x + y * s];
for (int j = 0; j < objectsData.Count; j++)
{
var obj = objectsData[j].Item3;
if (oc != objectsData[j].Item1) { continue; }
float noiseValue = obj.noise.GetNoise(bottomLeftCell.x + x - offset, y + bottomLeftCell.y - offset);
float normalizedNoise = (noiseValue + 1f) * 0.5f;
if (normalizedNoise >= obj.threshold) { a = new int3(objectsData[j].Item1, objectsData[j].Item2, obj.coverHeights ? 1 : 0); break; }
}
if (a.x != -2 || a.y != -2)
{
int t = -1;
objectsOnBase[x + y * s] = a;
if (occupiedHeights[x + y * s] >= -1)
{
if (a.z == 1)
{
// Put on tilemap 3
t = 3;
}
}
else
{
// Put on tilemap 1
t = 1;
}
if (t >= 0)
{
Vector3Int cell = new Vector3Int(bottomLeftCell.x + x - offset, bottomLeftCell.y + y - offset, 0);
Add(cell, t, a.x, a.y, speed, distanceCell);
}
}
}
}
objectsOnBase.Dispose();
}
#endregion
occupiedRegions.Dispose();
rules.Dispose();
occupiedHeightsSlopes.Dispose();
occupiedHeights.Dispose();
occupied.Dispose();
occupiedTransitions.Dispose();
if (type == Type.Infinite && infiniteTarget != null)
{
SetDistances();
}
}
private int SetBaseNoiseValues(NativeArray<int> occupied, int s, Vector3Int bottomLeftCell)
{
int rulesCount = 0;
for (int i = 0; i < tilesets.Count; i++)
{
var data = tilesets[i];
if (data.ruleTile == null) { continue; }
for (int j = 0; j < data.ruleTile.m_TilingRules.Count; j++)
{
rulesCount += data.ruleTile.m_TilingRules[i].m_NeighborPositions.Count;
}
for (int y = 0; y < s; y++)
{
for (int x = 0; x < s; x++)
{
if (occupied[x + y * s] >= 0) { continue; }
float noiseValue = data.noise.GetNoise(bottomLeftCell.x + x - offset, y + bottomLeftCell.y - offset);
float normalizedNoise = (noiseValue + 1f) * 0.5f;
if (normalizedNoise >= data.threshold) { occupied[x + y * s] = i; }
}
}
}
return rulesCount;
}
private void MakeSureThereIsOneTilesSpaceBetweenSpots(NativeArray<int> occupied, NativeArray<int> regions, int s, int searchRange)
{
int ri = 1;
for (int i = 0; i < occupied.Length; i++)
{
if (occupied[i] < 0) { continue; }
int x = i % s;
int y = i / s;
if (x < (offset - searchRange) || y < (offset - searchRange) || x >= (s - offset + searchRange) || y >= (s - offset + searchRange)) { continue; }
int r = regions[i];
List<(int, int, int)> fr = new List<(int, int, int)>();
for (int j = -1; j <= 1; j++)
{
for (int k = -1; k <= 1; k++)
{
if (j == 0 && k == 0)
{ continue; }
int x1 = x + j;
int y1 = y + k;
int n = occupied[x + y * s];
int n1 = occupied[x1 + y1 * s];
if (r <= 0)
{
int r1 = regions[x1 + y1 * s];
if (r1 > 0)
{
fr.Add((x1, y1, r1));
}
}
if (n == n1) { continue; }
if (n1 >= 0)
{
if (n > n1) { occupied[x + y * s] = -1; }
else if (n < n1) { occupied[x1 + y1 * s] = -1; }
else { int2 t = PositionTieBreaker(new int2(x, y), new int2(x1, y1)); occupied[t.x + t.y * s] = -1; }
}
}
}
if (r <= 0)
{
if (fr.Count > 0)
{
int r2 = fr[0].Item3;
regions[i] = r2;
for (int j = 1; j < fr.Count; j++)
{
if (fr[j].Item3 == r2)
{
continue;
}
ChangeRegion(fr[j].Item1, fr[j].Item2, s, fr[j].Item3, r2, regions);
}
}
else
{
regions[i] = ri;
ri++;
}
}
}
}
private void ChangeRegion(int x, int y, int s, int from, int to, NativeArray<int> regions)
{
int r = regions[x + y * s];
if (r <= 0) { return; }
regions[x + y * s] = to;
for (int i = 0; i < eightDirections.Length; i++)
{
int x1 = x + eightDirections[i].x;
int y1 = y + eightDirections[i].y;
if (regions[x1 + y1 * s] == from)
{
ChangeRegion(x1, y1, s, from, to, regions);
}
}
}
private void MakeSureThereIsTwoTilesSpaceBetweenSpots(NativeArray<int> occupied, NativeArray<int> regions, int s, int searchRange, int fromIndex, int toIndex)
{
NativeArray<int2> sideTiles = new NativeArray<int2>(s * s, Allocator.Temp);
for (int i = fromIndex; i <= toIndex; i++)
{
if (occupied[i] < 0) { continue; }
int x = i % s;
int y = i / s;
if (x < (offset - searchRange) || y < (offset - searchRange) || x >= (s - offset + searchRange) || y >= (s - offset + searchRange)) { continue; }
bool clearMainTile = false;
int sideTileCount = 0;
for (int j = -1; j <= 1; j++)
{
if (clearMainTile) { break; }
for (int k = -1; k <= 1; k++)
{
if (clearMainTile) { break; }
if (j == 0 && k == 0) { continue; }
int x1 = x + j;
int y1 = y + k;
int n1 = occupied[x1 + y1 * s];
if (n1 >= 0) { continue; }
int n = occupied[x + y * s];
for (int l = -1; l <= 1; l++)
{
if (clearMainTile) { break; }
for (int m = -1; m <= 1; m++)
{
if (clearMainTile) { break; }
if (l == 0 && m == 0) { continue; }
int x2 = x1 + l;
int y2 = y1 + m;
if (x == x2 && y == y2) { continue; }
int n2 = occupied[x2 + y2 * s];
if (n2 < 0) { continue; }
int2 t1 = new int2(x, y);
int2 t2 = new int2(x2, y2);
if (math.distance(t1, t2) <= 1f)
{
continue;
}
if (n > n2)
{
clearMainTile = true;
occupied[x + y * s] = -1;
}
else if (n < n1)
{
sideTiles[sideTileCount++] = new int2(x2, y2);
}
else
{
// Check if the two tiles are connected and in the same region
if (regions[i] == regions[x2 + y2 * s]) { continue; }
int2 t = PositionTieBreaker(new int2(x, y), new int2(x2, y2));
if (t.x == x && t.y == y)
{
clearMainTile = true;
occupied[x + y * s] = -1;
}
else
{
sideTiles[sideTileCount++] = new int2(x2, y2);
}
}
}
}
}
}
if (!clearMainTile)
{
for (int j = 0; j < sideTileCount; j++)
{
int2 tile = sideTiles[j];
occupied[tile.x + tile.y * s] = -1;
}
}
}
sideTiles.Dispose();
}
private void FloodFill(int x, int y, int s, int targetValue, NativeArray<int> occupiedHeights, NativeArray<bool> region, NativeArray<bool> processed, int chain = 0)
{
// Check if the current tile is out of bounds or doesn't match the target value
if (x < 0 || x >= s || y < 0 || y >= s || chain >= s) { return; }
if (region[x + y * s] || occupiedHeights[x + y * s] != targetValue) { return; }
// Mark the current tile as part of the region
region[x + y * s] = true;
processed[x + y * s] = true;
chain++;
// Recursively flood-fill in all 8 directions
for (int i = 0; i < eightDirections.Length; i++)
{
var x1 = x + eightDirections[i].x;
var y1 = y + eightDirections[i].y;
if (processed[x1 + y1 * s]) { continue; }
FloodFill(x1, y1, s, targetValue, occupiedHeights, region, processed, chain);
}
//FloodFill(x + 1, y, s, targetValue, occupiedHeights, region, processed); // Right
//FloodFill(x - 1, y, s, targetValue, occupiedHeights, region, processed); // Left
//FloodFill(x, y + 1, s, targetValue, occupiedHeights, region, processed); // Up
//FloodFill(x, y - 1, s, targetValue, occupiedHeights, region, processed); // Down
//FloodFill(x + 1, y + 1, s, targetValue, occupiedHeights, region, processed); // Up-Right
//FloodFill(x - 1, y - 1, s, targetValue, occupiedHeights, region, processed); // Down-Left
//FloodFill(x + 1, y - 1, s, targetValue, occupiedHeights, region, processed); // Down-Right
//FloodFill(x - 1, y + 1, s, targetValue, occupiedHeights, region, processed); // Up-Left
}
private void SetDistances()
{
int count = tilemaps[0].toPlace.Count + tilemaps[1].toPlace.Count + tilemaps[2].toPlace.Count + tilemaps[3].toPlace.Count;
NativeArray<int2> cells = new NativeArray<int2>(count, Allocator.TempJob);
NativeArray<int> maps = new NativeArray<int>(count, Allocator.Temp);
int i = 0;
foreach (var cell in tilemaps[0].toPlace)
{
cells[i] = new int2(cell.Key.x, cell.Key.y); maps[i] = 0; i++;
}
foreach (var cell in tilemaps[1].toPlace)
{
cells[i] = new int2(cell.Key.x, cell.Key.y); maps[i] = 1; i++;
}
foreach (var cell in tilemaps[2].toPlace)
{
cells[i] = new int2(cell.Key.x, cell.Key.y); maps[i] = 2; i++;
}
foreach (var cell in tilemaps[3].toPlace)
{
cells[i] = new int2(cell.Key.x, cell.Key.y); maps[i] = 3; i++;
}
NativeArray<float> distances = new NativeArray<float>(count, Allocator.TempJob);
lastCell = tilemaps[0].tilemap.WorldToCell(infiniteTarget.position);
var job = new CalculateDistancesJob
{
cells = cells,
lastCell = new int2(lastCell.x, lastCell.y),
distances = distances
};
JobHandle handle = job.Schedule(count, 64);
handle.Complete();
for (int j = 0; j < distances.Length; j++)
{
tilemaps[maps[j]].toPlace[new Vector3Int(cells[j].x, cells[j].y, 0)].distance = distances[j];
}
cells.Dispose();
maps.Dispose();
distances.Dispose();
}
public struct CalculateDistancesJob : IJobParallelFor
{
[ReadOnly] public NativeArray<int2> cells;
[ReadOnly] public int2 lastCell;
[WriteOnly] public NativeArray<float> distances;
public void Execute(int index)
{
int2 cell = cells[index];
float dx = cell.x - lastCell.x;
float dy = cell.y - lastCell.y;
distances[index] = math.sqrt(dx * dx + dy * dy);
}
}
private void Add(Vector3Int cell, int tilemap, int tileset, int rule, GenerateType speed, int2 distanceCell)
{
tilemaps[tilemap].toClear.Remove(cell);
CellData data = null;
if (tilemaps[tilemap].placed.TryGetValue(cell, out data))
{
if (data.tileset == tileset && data.rule == rule)
{
return;
}
}
else if (tilemaps[tilemap].toPlace.TryGetValue(cell, out data))
{
if (data.tileset == tileset && data.rule == rule)
{
return;
}
}
else
{
data = new CellData();
}
data.tilemap = tilemap;
data.rule = rule;
data.tileset = tileset;
float dx = cell.x - distanceCell.x;
float dy = cell.y - distanceCell.y;
data.distance = math.sqrt(dx * dx + dy * dy);
if (speed == GenerateType.Immediate)
{
Place(cell, data);
}
else
{
tilemaps[tilemap].toPlace[cell] = data;
}
}
private void Place(Vector3Int cell, CellData data)
{
tilemaps[data.tilemap].toPlace.Remove(cell);
if (data.tilemap == 0 || data.tilemap == 2)
{
Sprite sprite = baseTile;
if (data.tileset >= 0 && data.tilemap == 0)
{
sprite = data.rule >= 0 ? tilesets[data.tileset].ruleTile.m_TilingRules[data.rule].m_Sprites[0] : tilesets[data.tileset].ruleTile.m_DefaultSprite;
}
else if (data.tileset >= 0 && data.tilemap == 2)
{
if (data.rule == -6)
{
sprite = tilesets[data.tileset].heights.bottomSlope;
}
else if (data.rule == -7)
{
sprite = tilesets[data.tileset].heights.topSlope;
}
else if (data.rule == -8)
{
sprite = tilesets[data.tileset].heights.rightSlope;
}
else if (data.rule == -9)
{
sprite = tilesets[data.tileset].heights.leftSlope;
}
else
{
sprite = data.rule >= 0 ? tilesets[data.tileset].heights.ruleTile.m_TilingRules[data.rule].m_Sprites[0] : tilesets[data.tileset].heights.ruleTile.m_DefaultSprite;
}
}
else if (data.tileset == -1 && data.tilemap == 2)
{
if (data.rule == -6)
{
sprite = baseHeights.bottomSlope;
}
else if (data.rule == -7)
{
sprite = baseHeights.topSlope;
}
else if (data.rule == -8)
{
sprite = baseHeights.rightSlope;
}
else if (data.rule == -9)
{
sprite = baseHeights.leftSlope;
}
else
{
sprite = data.rule >= 0 ? baseHeights.ruleTile.m_TilingRules[data.rule].m_Sprites[0] : baseHeights.ruleTile.m_DefaultSprite;
}
}
if (sprite != null)
{
tilemaps[data.tilemap].tilemap.SetTile(cell, CreateTile(sprite, Color.white));
tilemaps[data.tilemap].placed[cell] = data;
data.collider = CreateCollider(cell, data.tilemap, data.tileset, data.rule);
}
}
else
{
Sprite sprite = null;
TilemapObject2D prefab = null;
TilemapObjectData obj = null;
if (data.tileset >= 0)
{
obj = tilesets[data.tileset].objects[data.rule];
}
else
{
obj = baseObjects[data.rule];
}
if (obj != null)
{
if (obj.type == ObjectType.Prefab)
{
if (obj.prefabs != null)
{
int i = GetConsistentRandomIndex(new int2(cell.x, cell.y), obj.prefabs.Length);
if (i >= 0 && i < obj.prefabs.Length && obj.prefabs[i] != null)
{
prefab = obj.prefabs[i];
}
}
}
else
{
if (obj.sprites != null)
{
int i = GetConsistentRandomIndex(new int2(cell.x, cell.y), obj.sprites.Length);
if (i >= 0 && i < obj.sprites.Length && obj.sprites[i] != null)
{
sprite = obj.sprites[i];
}
}
}
}
if (prefab != null)
{
data.Object2DReference = Instantiate(prefab, tilemaps[data.tilemap].tilemap.transform);
data.Object2DReference.transform.position = tilemaps[data.tilemap].tilemap.GetCellCenterWorld(cell);
tilemaps[data.tilemap].placed[cell] = data;
var renderers = data.Object2DReference.gameObject.GetComponentsInChildren<SpriteRenderer>();
if (renderers != null)
{
for (int i = 0; i < renderers.Length; i++)
{
renderers[i].sortingOrder = tilemaps[data.tilemap].renderer.sortingOrder;
}
}
}
if (sprite != null)
{
tilemaps[data.tilemap].tilemap.SetTile(cell, CreateTile(sprite, Color.white));
switch (obj.colliderType)
{
case Collider2DType.Circle:
CircleCollider2D circle = new GameObject("Collider_" + cell.ToString()).AddComponent<CircleCollider2D>();
circle.transform.SetParent(tilemaps[data.tilemap].tilemap.transform, true);
circle.transform.position = tilemaps[data.tilemap].tilemap.GetCellCenterWorld(cell);
circle.radius = obj.colliderSize;
data.collider = circle;
break;
case Collider2DType.Box:
BoxCollider2D box = new GameObject("Collider_" + cell.ToString()).AddComponent<BoxCollider2D>();
box.transform.SetParent(tilemaps[data.tilemap].tilemap.transform, true);
box.transform.position = tilemaps[data.tilemap].tilemap.GetCellCenterWorld(cell);
box.size = Vector2.one * obj.colliderSize;
data.collider = box;
break;
}
tilemaps[data.tilemap].placed[cell] = data;
}
}
}
private static int2 PositionTieBreaker(int2 a, int2 b)
{
if (a.x != b.x) { return a.x < b.x ? a : b; }
return a.y < b.y ? a : b;
}
// Frequency is between 0 and 10
private static bool ShouldPlaceSlope(int x, int y, int frequency)
{
if (frequency <= 0) { return false; }
if (frequency > 10) { frequency = 10; }
if (IsEven(x) != IsEven(y)) { return false; }
int xi = MapNumberBetween0And9(x);
int yi = MapNumberBetween0And9(y);
NativeArray<int> digits = new NativeArray<int>(10, Allocator.Temp);
digits[0] = 0; digits[1] = 4; digits[2] = 7; digits[3] = 2; digits[4] = 9; digits[5] = 3; digits[6] = 6; digits[7] = 1; digits[8] = 5; digits[9] = 8;
for (int i = 0; i < frequency; i++)
{
if (digits[i] == xi || digits[i] == yi)
{
digits.Dispose();
return true;
}
}
digits.Dispose();
return false;
}
private static int GetLastDigit(int x)
{
return math.abs(x) % 10; // Ensures the result is between 0 and 9
}
private static bool IsEven(int number)
{
return math.abs(number) % 2 == 0;
}
private static bool IsOdd(int number)
{
return math.abs(number) % 2 != 0;
}
private static int MapNumberBetween0And9(int number, int block = 20)
{
// Determine the position within the current block of 20
int positionInBlock = math.abs(number) % block;
// Map the position to a number between 0 and 9
return positionInBlock / 2;
}
private static int GetConsistentRandomIndex(int2 cell, int count, uint seed = 0)
{
// Combine the coordinates and seed into a single hash
uint hash = (uint)(cell.x * 73856093) ^ (uint)(cell.y * 19349663) ^ seed;
// Map the hash value to the range [0, count-1]
return (int)(hash % (uint)count);
}
private TileBase CreateTile(Sprite sprite, Color color)
{
if (sprite == null)
{
return null;
}
Tile tile = ScriptableObject.CreateInstance<Tile>();
tile.sprite = sprite;
tile.color = color;
// Calculate the scaling factor based on the sprite's size and PPU
float spriteWidthInPixels = sprite.rect.width; // Width of the sprite in pixels
float spriteHeightInPixels = sprite.rect.height; // Height of the sprite in pixels
float spritePPU = sprite.pixelsPerUnit; // Pixels per unit of the sprite
// Calculate the size of the sprite in units
float spriteWidthInUnits = spriteWidthInPixels / spritePPU;
float spriteHeightInUnits = spriteHeightInPixels / spritePPU;
// Calculate the scaling factor to fit the sprite into a 1x1 grid
float scaleX = 1f / spriteWidthInUnits;
float scaleY = 1f / spriteHeightInUnits;
// Apply the scaling factor to the tile
tile.transform = Matrix4x4.Scale(new Vector3(scaleX, scaleY, 1f));
return tile;
}
private static readonly (int2, bool)[] colliders_0_Top = new (int2, bool)[]
{
(new int2(0, 1), true), // Up
(new int2(0, -1), false), // Down
(new int2(-1, 1), true), // Up-Left
(new int2(1, 1), true), // Up-Right
(new int2(-1, -1), false), // Down-Left
(new int2(1, -1), false) // Down-Right
};
private static readonly (int2, bool)[] colliders_1_Down = new (int2, bool)[]
{
(new int2(0, 1), false), // Up
(new int2(0, -1), true), // Down
(new int2(-1, 1), false), // Up-Left
(new int2(1, 1), false), // Up-Right
(new int2(-1, -1), true), // Down-Left
(new int2(1, -1), true) // Down-Right
};
private static readonly (int2, bool)[] colliders_2_Right = new (int2, bool)[]
{
(new int2(-1, 0), false), // Left
(new int2(1, 0), true), // Right
(new int2(-1, 1), false), // Up-Left
(new int2(1, 1), true), // Up-Right
(new int2(-1, -1), false), // Down-Left
(new int2(1, -1), true) // Down-Right
};
private static readonly (int2, bool)[] colliders_3_Left = new (int2, bool)[]
{
(new int2(-1, 0), true), // Left
(new int2(1, 0), false), // Right
(new int2(-1, 1), true), // Up-Left
(new int2(1, 1), false), // Up-Right
(new int2(-1, -1), true), // Down-Left
(new int2(1, -1), false) // Down-Right
};
private static readonly (int2, bool)[] colliders_4_TopRight = new (int2, bool)[]
{
(new int2(0, -1), false), // Down
(new int2(-1, 0), false), // Left
(new int2(-1, 1), false), // Up-Left
(new int2(1, 1), true), // Up-Right
(new int2(-1, -1), false), // Down-Left
(new int2(1, -1), false) // Down-Right
};
private static readonly (int2, bool)[] colliders_5_TopLeft = new (int2, bool)[]
{
(new int2(0, -1), false), // Down
(new int2(1, 0), false), // Right
(new int2(-1, 1), true), // Up-Left
(new int2(1, 1), false), // Up-Right
(new int2(-1, -1), false), // Down-Left
(new int2(1, -1), false) // Down-Right
};
private static readonly (int2, bool)[] colliders_6_BottomRight = new (int2, bool)[]
{
(new int2(0, 1), false), // Up
(new int2(-1, 0), false), // Left
(new int2(-1, 1), false), // Up-Left
(new int2(1, 1), false), // Up-Right
(new int2(-1, -1), false), // Down-Left
(new int2(1, -1), true) // Down-Right
};
private static readonly (int2, bool)[] colliders_7_BottomLeft = new (int2, bool)[]
{
(new int2(0, 1), false), // Up
(new int2(1, 0), false), // Right
(new int2(-1, 1), false), // Up-Left
(new int2(1, 1), false), // Up-Right
(new int2(-1, -1), true), // Down-Left
(new int2(1, -1), false) // Down-Right
};
private static readonly (int2, bool)[] colliders_8_TopRightArea = new (int2, bool)[]
{
(new int2(0, 1), true), // Top
(new int2(1, 0), true), // Right
(new int2(-1, 1), true), // Top-Left
(new int2(1, 1), true), // Top-Right
(new int2(-1, -1), false), // Bottom-Left
(new int2(1, -1), true) // Bottom-Right
};
private static readonly (int2, bool)[] colliders_9_TopLeftArea = new (int2, bool)[]
{
(new int2(0, 1), true), // Top
(new int2(-1, 0), true), // Left
(new int2(-1, 1), true), // Top-Left
(new int2(1, 1), true), // Top-Right
(new int2(-1, -1), true), // Bottom-Left
(new int2(1, -1), false) // Bottom-Right
};
private static readonly (int2, bool)[] colliders_10_BottomRightArea = new (int2, bool)[]
{
(new int2(0, -1), true), // Bottom
(new int2(1, 0), true), // Right
(new int2(-1, 1), false), // Top-Left
(new int2(1, 1), true), // Top-Right
(new int2(-1, -1), true), // Bottom-Left
(new int2(1, -1), true) // Bottom-Right
};
private static readonly (int2, bool)[] colliders_11_BottomLeftArea = new (int2, bool)[]
{
(new int2(0, -1), true), // Bottom
(new int2(-1, 0), true), // Left
(new int2(-1, 1), true), // Top-Left
(new int2(1, 1), false), // Top-Right
(new int2(-1, -1), true), // Bottom-Left
(new int2(1, -1), true) // Bottom-Right
};
private Collider2D CreateCollider(Vector3Int cell, int tilemap, int tileset, int rule)
{
if (rule >= 0)
{
RuleTile.TilingRule tile = null;
bool cliff = false;
float cliffHorizontalPadding = 0;
float thickness = 0.1f;
if (tilemap == 0 && tileset >= 0)
{
if (baseCollider != tilesets[tileset].collider)
{
tile = tilesets[tileset].ruleTile.m_TilingRules[rule];
thickness = tilesets[tileset].colliderThickness;
}
}
else if (tilemap == 2)
{
cliff = true;
if (tileset >= 0)
{
tile = tilesets[tileset].heights.ruleTile.m_TilingRules[rule];
cliffHorizontalPadding = tilesets[tileset].heights.colliderHorizontalPadding;
thickness = tilesets[tileset].heights.colliderThickness;
}
else if (tileset >= -1)
{
tile = baseHeights.ruleTile.m_TilingRules[rule];
cliffHorizontalPadding = baseHeights.colliderHorizontalPadding;
thickness = baseHeights.colliderThickness;
}
}
if (tile != null)
{
int best = -1;
int bestScore = -999;
int score = GetRuleTileScore(tile, colliders_0_Top);
if (score > bestScore) { best = 0; bestScore = score; }
score = GetRuleTileScore(tile, colliders_1_Down);
if (score > bestScore) { best = 1; bestScore = score; }
score = GetRuleTileScore(tile, colliders_2_Right);
if (score > bestScore) { best = 2; bestScore = score; }
score = GetRuleTileScore(tile, colliders_3_Left);
if (score > bestScore) { best = 3; bestScore = score; }
score = GetRuleTileScore(tile, colliders_4_TopRight);
if (score > bestScore) { best = 4; bestScore = score; }
score = GetRuleTileScore(tile, colliders_5_TopLeft);
if (score > bestScore) { best = 5; bestScore = score; }
score = GetRuleTileScore(tile, colliders_6_BottomRight);
if (score > bestScore) { best = 6; bestScore = score; }
score = GetRuleTileScore(tile, colliders_7_BottomLeft);
if (score > bestScore) { best = 7; bestScore = score; }
score = GetRuleTileScore(tile, colliders_8_TopRightArea);
if (score > bestScore) { best = 8; bestScore = score; }
score = GetRuleTileScore(tile, colliders_9_TopLeftArea);
if (score > bestScore) { best = 9; bestScore = score; }
score = GetRuleTileScore(tile, colliders_10_BottomRightArea);
if (score > bestScore) { best = 10; bestScore = score; }
score = GetRuleTileScore(tile, colliders_11_BottomLeftArea);
if (score > bestScore) { best = 11; bestScore = score; }
var cellSize = tilemaps[tilemap].tilemap.cellSize;
if (best <= 1)
{
BoxCollider2D collider = new GameObject("Collider_" + cell.ToString()).AddComponent<BoxCollider2D>();
collider.transform.SetParent(tilemaps[tilemap].tilemap.transform, true);
collider.transform.position = tilemaps[tilemap].tilemap.GetCellCenterWorld(cell);
if (cliff && best == 0)
{
float s = cellSize.y * thickness * 0.5f;
collider.size = new Vector2(cellSize.x, cellSize.y * 0.5f + s);
collider.transform.position += new Vector3(0, s - collider.size.y * 0.5f, 0);
}
else
{
collider.size = new Vector2(cellSize.x, cellSize.y * thickness);
}
return collider;
}
else if (best <= 3)
{
BoxCollider2D collider = new GameObject("Collider_" + cell.ToString()).AddComponent<BoxCollider2D>();
collider.transform.SetParent(tilemaps[tilemap].tilemap.transform, true);
collider.transform.position = tilemaps[tilemap].tilemap.GetCellCenterWorld(cell);
collider.size = new Vector2(cellSize.x * thickness, cellSize.y);
return collider;
}
else if (best == 4 || best == 11)
{
PolygonCollider2D collider = new GameObject("Collider_" + cell.ToString()).AddComponent<PolygonCollider2D>();
collider.transform.SetParent(tilemaps[tilemap].tilemap.transform, true);
collider.transform.position = tilemaps[tilemap].tilemap.GetCellCenterWorld(cell);
if (cliff && best == 4)
{
collider.points = new Vector2[]
{
new Vector2(cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * cliffHorizontalPadding - cellSize.x * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * cliffHorizontalPadding - cellSize.x * 0.5f, cellSize.y * 0.5f),
new Vector2(cellSize.x * thickness * 0.5f, cellSize.y * 0.5f)
};
}
else
{
collider.points = new Vector2[]
{
new Vector2(cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * 0.5f, -cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * -thickness * 0.5f, cellSize.y * 0.5f),
new Vector2(cellSize.x * thickness * 0.5f, cellSize.y * 0.5f)
};
}
return collider;
}
else if (best == 5 || best == 10)
{
PolygonCollider2D collider = new GameObject("Collider_" + cell.ToString()).AddComponent<PolygonCollider2D>();
collider.transform.SetParent(tilemaps[tilemap].tilemap.transform, true);
collider.transform.position = tilemaps[tilemap].tilemap.GetCellCenterWorld(cell);
if (cliff && best == 5)
{
collider.points = new Vector2[]
{
new Vector2(-cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(-cellSize.x * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * 0.5f - cellSize.x * cliffHorizontalPadding, -cellSize.y * 0.5f),
new Vector2(cellSize.x * 0.5f - cellSize.x * cliffHorizontalPadding, cellSize.y * 0.5f),
new Vector2(cellSize.x * -thickness * 0.5f, cellSize.y * 0.5f)
};
}
else
{
collider.points = new Vector2[]
{
new Vector2(-cellSize.x * 0.5f, -cellSize.y * thickness * 0.5f),
new Vector2(-cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * -thickness * 0.5f, cellSize.y * 0.5f),
new Vector2(cellSize.x * thickness * 0.5f, cellSize.y * 0.5f)
};
}
return collider;
}
else if (best == 6 || best == 9)
{
PolygonCollider2D collider = new GameObject("Collider_" + cell.ToString()).AddComponent<PolygonCollider2D>();
collider.transform.SetParent(tilemaps[tilemap].tilemap.transform, true);
collider.transform.position = tilemaps[tilemap].tilemap.GetCellCenterWorld(cell);
if (cliff && best == 9)
{
collider.points = new Vector2[]
{
new Vector2(cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * thickness * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * -thickness * 0.5f, -cellSize.y * 0.5f)
};
}
else
{
collider.points = new Vector2[]
{
new Vector2(cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * 0.5f, -cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * thickness * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * -thickness * 0.5f, -cellSize.y * 0.5f)
};
}
return collider;
}
else if (best == 7 || best == 8)
{
PolygonCollider2D collider = new GameObject("Collider_" + cell.ToString()).AddComponent<PolygonCollider2D>();
collider.transform.SetParent(tilemaps[tilemap].tilemap.transform, true);
collider.transform.position = tilemaps[tilemap].tilemap.GetCellCenterWorld(cell);
if (cliff && best == 8)
{
collider.points = new Vector2[]
{
new Vector2(-cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(-cellSize.x * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * -thickness * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * thickness * 0.5f, -cellSize.y * 0.5f)
};
}
else
{
collider.points = new Vector2[]
{
new Vector2(-cellSize.x * 0.5f, cellSize.y * thickness * 0.5f),
new Vector2(-cellSize.x * 0.5f, -cellSize.y * thickness * 0.5f),
new Vector2(cellSize.x * -thickness * 0.5f, -cellSize.y * 0.5f),
new Vector2(cellSize.x * thickness * 0.5f, -cellSize.y * 0.5f)
};
}
return collider;
}
}
}
return null;
}
private int GetRuleTileScore(RuleTile.TilingRule tile, (int2, bool)[] factor)
{
int score = 0;
for (int i = 0; i < tile.m_Neighbors.Count; i++)
{
var a = tile.m_NeighborPositions[i];
for (int j = 0; j < factor.Length; j++)
{
var b = factor[j];
if (a.x == b.Item1.x && a.y == b.Item1.y)
{
if ((b.Item2 && tile.m_Neighbors[i] == RuleTile.TilingRule.Neighbor.This) || (!b.Item2 && tile.m_Neighbors[i] == RuleTile.TilingRule.Neighbor.NotThis))
{
score++;
}
break;
}
}
}
return score;
}
private void SetNoiseData()
{
if (tilesets != null)
{
for (int i = 0; i < tilesets.Count; i++)
{
if (tilesets[i] != null)
{
if (tilesets[i].noise == null) { tilesets[i].noise = new NoiseGenerator2D(); }
tilesets[i].noise.SetNoiseType(tilesets[i].noiseType);
tilesets[i].noise.SetSeed(tilesets[i].noiseSeed);
tilesets[i].noise.SetFrequency(tilesets[i].noiseScale);
if (tilesets[i].heights != null)
{
if (tilesets[i].heights.noise == null) { tilesets[i].heights.noise = new NoiseGenerator2D(); }
tilesets[i].heights.noise.SetNoiseType(tilesets[i].heights.noiseType);
tilesets[i].heights.noise.SetSeed(tilesets[i].heights.noiseSeed);
tilesets[i].heights.noise.SetFrequency(tilesets[i].heights.noiseScale);
}
if (tilesets[i].objects != null)
{
for (int j = 0; j < tilesets[i].objects.Count; j++)
{
if (tilesets[i].objects[j].noise == null) { tilesets[i].objects[j].noise = new NoiseGenerator2D(); }
tilesets[i].objects[j].noise.SetNoiseType(tilesets[i].objects[j].noiseType);
tilesets[i].objects[j].noise.SetSeed(tilesets[i].objects[j].noiseSeed);
tilesets[i].objects[j].noise.SetFrequency(tilesets[i].objects[j].noiseScale);
}
}
}
}
}
if (baseHeights != null)
{
if (baseHeights.noise == null) { baseHeights.noise = new NoiseGenerator2D(); }
baseHeights.noise.SetNoiseType(baseHeights.noiseType);
baseHeights.noise.SetSeed(baseHeights.noiseSeed);
baseHeights.noise.SetFrequency(baseHeights.noiseScale);
}
if (baseObjects != null)
{
for (int j = 0; j < baseObjects.Count; j++)
{
if (baseObjects[j].noise == null) { baseObjects[j].noise = new NoiseGenerator2D(); }
baseObjects[j].noise.SetNoiseType(baseObjects[j].noiseType);
baseObjects[j].noise.SetSeed(baseObjects[j].noiseSeed);
baseObjects[j].noise.SetFrequency(baseObjects[j].noiseScale);
}
}
}
private void CreateTilemapsIfNotExists()
{
if (grid == null)
{
grid = GetComponentInChildren<Grid>();
if (grid == null)
{
grid = new GameObject("Grid").AddComponent<Grid>();
grid.transform.SetParent(transform);
grid.transform.localPosition = Vector3.zero;
}
/* Causing issue
SortingGroup group = GetComponent<SortingGroup>();
if (group == null)
{
group = gameObject.AddComponent<SortingGroup>();
}
*/
}
if (tilemaps == null)
{
tilemaps = new List<TilemapData>();
}
if (tilemaps.Count != 4 || tilemaps[0] == null || tilemaps[1] == null || tilemaps[2] == null || tilemaps[3] == null)
{
Tilemap[] maps = GetComponentsInChildren<Tilemap>();
if (maps != null && maps.Length != 4)
{
for (int i = 0; i < maps.Length; i++)
{
#if UNITY_EDITOR
if (Application.isPlaying)
{
Destroy(maps[i].gameObject);
}
else
{
DestroyImmediate(maps[i].gameObject);
}
#else
Destroy(maps[i].gameObject);
#endif
}
maps = null;
}
if (maps == null)
{
maps = new Tilemap[4];
Tilemap tilemap = new GameObject("Tilemap_0_Base").AddComponent<Tilemap>();
tilemap.transform.SetParent(grid.transform);
tilemap.transform.localPosition = Vector3.zero;
TilemapRenderer renderer = tilemap.gameObject.AddComponent<TilemapRenderer>();
renderer.sortingOrder = playerSortLayer - 2;
renderer.mode = TilemapRenderer.Mode.Chunk;
maps[0] = tilemap;
tilemap = new GameObject("Tilemap_1_BaseObjects").AddComponent<Tilemap>();
tilemap.transform.SetParent(grid.transform);
tilemap.transform.localPosition = Vector3.zero;
renderer = tilemap.gameObject.AddComponent<TilemapRenderer>();
renderer.sortingOrder = playerSortLayer;
renderer.mode = TilemapRenderer.Mode.Individual;
maps[1] = tilemap;
tilemap = new GameObject("Tilemap_2_Height").AddComponent<Tilemap>();
tilemap.transform.SetParent(grid.transform);
tilemap.transform.localPosition = Vector3.zero;
renderer = tilemap.gameObject.AddComponent<TilemapRenderer>();
renderer.sortingOrder = playerSortLayer - 1;
renderer.mode = TilemapRenderer.Mode.Chunk;
maps[2] = tilemap;
tilemap = new GameObject("Tilemap_3_HeightObjects").AddComponent<Tilemap>();
tilemap.transform.SetParent(grid.transform);
tilemap.transform.localPosition = Vector3.zero;
renderer = tilemap.gameObject.AddComponent<TilemapRenderer>();
renderer.sortingOrder = playerSortLayer;
renderer.mode = TilemapRenderer.Mode.Individual;
maps[3] = tilemap;
}
tilemaps.Clear();
for (int i = 0; i < maps.Length; i++)
{
TilemapData data = new TilemapData();
data.tilemap = maps[i];
data.renderer = maps[i].GetComponent<TilemapRenderer>();
data.placed = new Dictionary<Vector3Int, CellData>();
data.toPlace = new Dictionary<Vector3Int, CellData>();
data.toClear = new HashSet<Vector3Int>();
tilemaps.Add(data);
}
}
}
private struct AddBaseTilesJob : IJobParallelFor
{
// Input data
[ReadOnly] public int s;
[ReadOnly] public int offset;
[ReadOnly] public int2 bottomLeftCell;
[ReadOnly] public NativeArray<int> occupied;
[ReadOnly] public int anyTile;
[ReadOnly] public NativeArray<RuleTileData> rules;
public NativeArray<int> occupiedTransitions;
public NativeArray<AddData> addedCells;
public void Execute(int i)
{
int x = i % s;
int y = i / s;
if (x < offset || y < offset || x >= (s - offset) || y >= (s - offset)) { return; }
AddData addData = new AddData(-1, -1, -1, 0, 0, 0);
Vector3Int cell = new Vector3Int(bottomLeftCell.x + x - offset, bottomLeftCell.y + y - offset, 0);
addData.cell = new int3(cell.x, cell.y, 0);
int n = occupied[i];
if (n >= 0)
{
addData.tilemap = 0;
addData.tileset = n;
addData.rule = -1;
}
else
{
NativeArray<bool> neighbors = new NativeArray<bool>(eightDirections.Length, Allocator.Temp);
int transition = -1;
int count = 0;
bool tp = false, lf = false, rt = false, dn = false;
for (int j = 0; j < eightDirections.Length; j++)
{
var dir = eightDirections[j];
int t = occupied[(x + dir.x) + (y + dir.y) * s];
if (t >= 0)
{
transition = t;
count++;
if (dir.x == 1 && dir.y == 0) { rt = true; }
else if (dir.x == -1 && dir.y == 0) { lf = true; }
else if (dir.x == 0 && dir.y == 1) { tp = true; }
else if (dir.x == 0 && dir.y == -1) { dn = true; }
}
neighbors[j] = t >= 0;
}
if (count > 0)
{
NativeArray<int4> neighborDict = new NativeArray<int4>(eightDirections.Length, Allocator.Temp);
occupiedTransitions[i] = transition;
if (rt && dn)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == -1 && p.y == 1) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(-1, 0)) || p.Equals(new int2(0, 1))) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
neighborDict[j] = d;
}
}
else if (lf && tp)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == 1 && p.y == -1) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(1, 0)) || p.Equals(new int2(0, -1))) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
neighborDict[j] = d;
}
}
else if (rt && tp)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == -1 && p.y == -1) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(-1, 0)) || p.Equals(new int2(0, -1))) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
neighborDict[j] = d;
}
}
else if (lf && dn)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == 1 && p.y == 1) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else if (p.Equals(new int2(1, 0)) || p.Equals(new int2(0, 1))) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
neighborDict[j] = d;
}
}
else
{
if (count == 1 && !tp && !rt && !lf && !dn)
{
if (occupied[(x + 1) + (y + 1) * s] >= 0)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == 1 && p.y == 1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(1, 0)) && !p.Equals(new int2(0, 1))) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { d.w = anyTile; }
neighborDict[j] = d;
}
}
else if (occupied[(x - 1) + (y + 1) * s] >= 0)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == -1 && p.y == 1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(-1, 0)) && !p.Equals(new int2(0, 1))) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { d.w = anyTile; }
neighborDict[j] = d;
}
}
else if (occupied[(x + 1) + (y - 1) * s] >= 0)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == 1 && p.y == -1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(1, 0)) && !p.Equals(new int2(0, -1))) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { d.w = anyTile; }
neighborDict[j] = d;
}
}
else if (occupied[(x - 1) + (y - 1) * s] >= 0)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == -1 && p.y == -1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (!p.Equals(new int2(-1, 0)) && !p.Equals(new int2(0, -1))) { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
else { d.w = anyTile; }
neighborDict[j] = d;
}
}
}
else
{
if (tp)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.y == 1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.y == 0) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
neighborDict[j] = d;
}
}
else if (dn)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.y == -1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.y == 0) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
neighborDict[j] = d;
}
}
else if (rt)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == 1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.x == 0) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
neighborDict[j] = d;
}
}
else if (lf)
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
if (p.x == -1) { d.w = RuleTile.TilingRuleOutput.Neighbor.This; }
else if (p.x == 0) { d.w = anyTile; }
else { d.w = RuleTile.TilingRuleOutput.Neighbor.NotThis; }
neighborDict[j] = d;
}
}
else
{
for (int j = 0; j < eightDirections.Length; j++)
{
var p = eightDirections[j];
int4 d = new int4(p.x, p.y, 0, 0);
d.w = neighbors[j] ? RuleTile.TilingRuleOutput.Neighbor.This : RuleTile.TilingRuleOutput.Neighbor.NotThis;
neighborDict[j] = d;
}
}
}
}
// Variables to track the best matching rule
int bestRuleIndex = -1;
int bestScore = -999;
bool bestValid = false;
int processedRules = 0;
for (int k = 0; k < rules.Length; k++)
{
if (rules[k].tileset != transition) { continue; }
int score = 0;
bool valid = false;
for (int j = 0; j < rules.Length; j++)
{
var rule = rules[j];
if (rule.tileset != transition || rule.rule != processedRules) { continue; }
var p = rule.neighborPosition;
valid = rule.valid;
for (int l = 0; l < neighborDict.Length; l++)
{
var nd = neighborDict[l];
if (nd.x == p.x && nd.y == p.y)
{
var ne = rule.neighborValue;
// If the neighbor state matches the rule, increase the score
if (nd.w == ne) { score++; }
else if (ne != anyTile) { score--; }
break;
}
}
}
// Update the best rule if this rule has a higher score
if (score > bestScore)
{
bestScore = score;
bestRuleIndex = processedRules;
bestValid = valid;
}
if (processedRules >= rules[k].maxRules) { break; }
processedRules++;
}
// Set the tile based on the best matching rule
if (bestValid)
{
// Use the first sprite from the best matching rule (or apply randomization if needed)
addData.tilemap = 0;
addData.tileset = transition;
addData.rule = bestRuleIndex;
}
else
{
// Fallback to the default sprite of the RuleTile
addData.tilemap = 0;
addData.tileset = transition;
addData.rule = -1;
}
}
else
{
addData.tilemap = 0;
addData.tileset = -1;
addData.rule = -1;
}
}
addedCells[i] = addData;
}
}
#region Editor
#if UNITY_EDITOR
[HideInInspector] public int editorTabIndex = 0;
public void EditorNoiseDataUpdated()
{
SetNoiseData();
}
public void EditorInstanceSelected()
{
CreateTilemapsIfNotExists();
}
public void EditorClear()
{
Clear(ClearType.ClearPreviousImmediate);
}
#endif
#endregion
}
}
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