95 lines
3.6 KiB
C#
95 lines
3.6 KiB
C#
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using System;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.Tilemaps;
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namespace UnityEditor.Tilemaps
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{
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/// <summary>
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/// Tile Template which places created Tiles into fixed positions passed with this Template
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/// </summary>
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[Serializable]
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public class PositionTileTemplate : TileTemplate
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{
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[SerializeField]
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private List<Vector3Int> m_Positions;
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/// <summary>
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/// Positions to place Sprites into Tile Palette
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/// </summary>
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public IEnumerable<Vector3Int> positions
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{
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get => m_Positions;
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set
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{
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if (m_Positions == null)
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m_Positions = new List<Vector3Int>();
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m_Positions.Clear();
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m_Positions.AddRange(value);
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}
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}
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/// <summary>
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/// Tile Template which places created Tiles into fixed positions passed with this Template
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/// </summary>
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/// <param name="positions">Positions to place Sprites into Tile Palette</param>
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public PositionTileTemplate(IEnumerable<Vector3Int> positions)
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{
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m_Positions = new List<Vector3Int>();
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m_Positions.AddRange(positions);
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}
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private static IEnumerable<(T1, T2)> MultipleEnumerate<T1, T2>(IEnumerable<T1> t1s, IEnumerable<T2> t2s)
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{
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using IEnumerator<T1> enum1 = t1s.GetEnumerator();
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using IEnumerator<T2> enum2 = t2s.GetEnumerator();
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while (enum1.MoveNext() && enum2.MoveNext())
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yield return (enum1.Current, enum2.Current);
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}
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/// <summary>
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/// Creates a List of TileBase Assets from Texture2D and Sprites with placement
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/// data onto a Tile Palette.
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/// </summary>
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/// <param name="texture2D">Texture2D to generate Tile Assets from.</param>
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/// <param name="sprites">Sprites to generate Tile Assets from. Each Sprite will be created as a Tile asset and mapped to a position in order.</param>
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/// <param name="tilesToAdd">Tile Assets and placement data to generate.</param>
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public override void CreateTileAssets(Texture2D texture2D, IEnumerable<Sprite> sprites, ref List<TileChangeData> tilesToAdd)
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{
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var createTileMethod = GridPaintActiveTargetsPreferences.GetCreateTileFromPaletteUsingPreferences();
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if (createTileMethod == null)
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return;
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var i = 0;
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var uniqueNames = new HashSet<string>();
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var tileMap = new Dictionary<Sprite, TileBase>();
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foreach (var (textureSprite, position) in MultipleEnumerate(sprites, positions))
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{
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if (!tileMap.TryGetValue(textureSprite, out TileBase tile))
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{
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tile = createTileMethod.Invoke(null, new object[] { textureSprite }) as TileBase;
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tileMap.Add(textureSprite, tile);
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}
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if (tile == null)
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continue;
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var tileName = tile.name;
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if (string.IsNullOrEmpty(tileName) || uniqueNames.Contains(tileName))
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{
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tileName = TileDragAndDrop.GenerateUniqueNameForNamelessSprite(textureSprite, uniqueNames, ref i);
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tile.name = tileName;
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}
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uniqueNames.Add(tileName);
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tilesToAdd.Add(new TileChangeData()
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{
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position = position,
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tile = tile,
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transform = Matrix4x4.identity,
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color = Color.white
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});
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}
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}
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}
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}
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