662 lines
25 KiB
C#
662 lines
25 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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using UnityEditor.U2D.Layout;
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using UnityEngine.U2D;
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namespace UnityEditor.U2D.Animation
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{
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internal interface ICopyToolStringStore
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{
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string stringStore
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{
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get;
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set;
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}
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}
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internal class SystemCopyBufferStringStore : ICopyToolStringStore
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{
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public string stringStore
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{
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get { return EditorGUIUtility.systemCopyBuffer; }
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set { EditorGUIUtility.systemCopyBuffer = value; }
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}
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}
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internal class CopyTool : MeshToolWrapper
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{
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public class NewBonesStore
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{
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public BoneCache[] newBones;
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public Dictionary<string, string> newBoneNameDict;
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public NewBonesStore()
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{
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newBones = null;
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newBoneNameDict = new Dictionary<string, string>();
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}
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public void MapAllExistingBones()
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{
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foreach (var bone in newBones)
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newBoneNameDict.Add(bone.name, bone.name);
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}
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}
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private ICopyToolStringStore m_CopyToolStringStore;
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private CopyToolView m_CopyToolView;
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public float pixelsPerUnit
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{
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private get;
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set;
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}
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public ICopyToolStringStore copyToolStringStore
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{
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set { m_CopyToolStringStore = value; }
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}
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internal override void OnCreate()
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{
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m_CopyToolView = new CopyToolView();
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m_CopyToolView.onPasteActivated += OnPasteActivated;
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m_CopyToolStringStore = new SystemCopyBufferStringStore();
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disableMeshEditor = true;
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}
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public override void Initialize(LayoutOverlay layout)
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{
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m_CopyToolView.Initialize(layout);
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}
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protected override void OnActivate()
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{
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base.OnActivate();
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m_CopyToolView.Show();
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}
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protected override void OnDeactivate()
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{
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base.OnDeactivate();
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m_CopyToolView.Hide();
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}
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private void CopyMeshFromSpriteCache(SpriteCache sprite, SkinningCopySpriteData skinningSpriteData)
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{
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if (meshTool == null)
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return;
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meshTool.SetupSprite(sprite);
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skinningSpriteData.vertices = meshTool.mesh.vertices;
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skinningSpriteData.indices = meshTool.mesh.indices;
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skinningSpriteData.edges = meshTool.mesh.edges;
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skinningSpriteData.boneWeightNames = new List<string>();
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foreach (var bone in meshTool.mesh.bones)
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{
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skinningSpriteData.boneWeightNames.Add(bone.name);
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}
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}
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public void OnCopyActivated()
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{
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SkinningCopyData skinningCopyData;
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var selectedSprite = skinningCache.selectedSprite;
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if (selectedSprite == null)
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{
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skinningCopyData = CopyAll();
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}
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else
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{
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skinningCopyData = CopySingle(selectedSprite);
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}
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if (skinningCopyData != null)
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m_CopyToolStringStore.stringStore = SkinningCopyUtility.SerializeSkinningCopyDataToString(skinningCopyData);
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skinningCache.events.copy.Invoke();
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}
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public SkinningCopyData CopyAll()
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{
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var skinningCopyData = new SkinningCopyData();
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skinningCopyData.pixelsPerUnit = pixelsPerUnit;
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var sprites = skinningCache.GetSprites();
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foreach (var sprite in sprites)
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{
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var skinningSpriteData = new SkinningCopySpriteData();
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skinningSpriteData.spriteName = sprite.name;
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var skeleton = skinningCache.GetEffectiveSkeleton(sprite);
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if (skeleton != null && skeleton.BoneCount > 0)
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{
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if (skinningCache.hasCharacter)
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{
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// Order doesn't matter for character bones
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skinningSpriteData.spriteBones = skeleton.bones.ToSpriteBone(Matrix4x4.identity).Select(x => new SpriteBoneCopyData()
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{
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spriteBone = x,
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order = -1
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}).ToList();
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}
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else
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{
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skinningSpriteData.spriteBones = new List<SpriteBoneCopyData>();
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var bones = skeleton.bones.FindRoots();
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foreach (var bone in bones)
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GetSpriteBoneDataRecursively(skinningSpriteData.spriteBones, bone, skeleton.bones.ToList());
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}
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}
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if (meshTool != null)
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{
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CopyMeshFromSpriteCache(sprite, skinningSpriteData);
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}
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skinningCopyData.copyData.Add(skinningSpriteData);
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}
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if (meshTool != null)
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{
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meshTool.SetupSprite(null);
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}
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return skinningCopyData;
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}
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public SkinningCopyData CopySingle(SpriteCache sprite)
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{
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var skinningCopyData = new SkinningCopyData();
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skinningCopyData.pixelsPerUnit = pixelsPerUnit;
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// Mesh
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var skinningSpriteData = new SkinningCopySpriteData();
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skinningCopyData.copyData.Add(skinningSpriteData);
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CopyMeshFromSpriteCache(sprite, skinningSpriteData);
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// Bones
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var rootBones = new List<BoneCache>();
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BoneCache[] boneCache = null;
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if (skinningCache.hasCharacter)
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{
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var characterPart = skinningCache.GetCharacterPart(sprite);
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if (characterPart != null && characterPart.bones != null)
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{
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boneCache = characterPart.bones;
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var bones = characterPart.bones.FindRoots();
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foreach (var bone in bones)
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rootBones.Add(bone);
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}
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}
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else
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{
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var skeleton = skinningCache.GetEffectiveSkeleton(sprite);
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if (skeleton != null && skeleton.BoneCount > 0)
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{
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boneCache = skeleton.bones;
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var bones = boneCache.FindRoots();
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foreach (var bone in bones)
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rootBones.Add(bone);
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}
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}
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if (rootBones.Count > 0)
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{
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skinningSpriteData.spriteBones = new List<SpriteBoneCopyData>();
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foreach (var rootBone in rootBones)
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{
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var rootBoneIndex = skinningSpriteData.spriteBones.Count;
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GetSpriteBoneDataRecursively(skinningSpriteData.spriteBones, rootBone, boneCache.ToList());
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if (skinningCache.hasCharacter)
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{
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// Offset the bones based on the currently selected Sprite in Character mode
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var characterPart = sprite.GetCharacterPart();
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if (characterPart != null)
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{
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var offset = characterPart.position;
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var rootSpriteBone = skinningSpriteData.spriteBones[rootBoneIndex];
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rootSpriteBone.spriteBone.position = rootSpriteBone.spriteBone.position - offset;
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skinningSpriteData.spriteBones[rootBoneIndex] = rootSpriteBone;
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}
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}
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}
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}
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return skinningCopyData;
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}
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private void GetSpriteBoneDataRecursively(List<SpriteBoneCopyData> bones, BoneCache rootBone, List<BoneCache> boneCache)
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{
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AppendSpriteBoneDataRecursively(bones, rootBone, -1, boneCache);
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}
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private void AppendSpriteBoneDataRecursively(List<SpriteBoneCopyData> spriteBones, BoneCache bone, int parentIndex, List<BoneCache> boneCache)
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{
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int currentParentIndex = spriteBones.Count;
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var boneCopyData = new SpriteBoneCopyData()
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{
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spriteBone = new SpriteBone()
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{
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name = bone.name,
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parentId = parentIndex
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},
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order = boneCache.FindIndex(x => x == bone)
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};
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if (boneCopyData.order < 0)
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{
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boneCopyData.order = boneCache.Count;
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boneCache.Add(bone);
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}
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if (parentIndex == -1 && bone.parentBone != null)
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{
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boneCopyData.spriteBone.position = bone.position;
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boneCopyData.spriteBone.rotation = bone.rotation;
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}
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else
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{
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boneCopyData.spriteBone.position = bone.localPosition;
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boneCopyData.spriteBone.rotation = bone.localRotation;
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}
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boneCopyData.spriteBone.position = new Vector3(boneCopyData.spriteBone.position.x, boneCopyData.spriteBone.position.y, bone.depth);
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boneCopyData.spriteBone.length = bone.localLength;
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spriteBones.Add(boneCopyData);
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foreach (var child in bone)
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{
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var childBone = child as BoneCache;
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if (childBone != null)
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AppendSpriteBoneDataRecursively(spriteBones, childBone, currentParentIndex, boneCache);
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}
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}
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public void OnPasteActivated(bool bone, bool mesh, bool flipX, bool flipY)
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{
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var copyBuffer = m_CopyToolStringStore.stringStore;
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if (!SkinningCopyUtility.CanDeserializeStringToSkinningCopyData(copyBuffer))
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{
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Debug.LogError(TextContent.copyError1);
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return;
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}
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var skinningCopyData = SkinningCopyUtility.DeserializeStringToSkinningCopyData(copyBuffer);
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if (skinningCopyData == null || skinningCopyData.copyData.Count == 0)
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{
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Debug.LogError(TextContent.copyError2);
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return;
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}
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var scale = 1f;
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if (skinningCopyData.pixelsPerUnit > 0f)
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scale = pixelsPerUnit / skinningCopyData.pixelsPerUnit;
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var sprites = skinningCache.GetSprites();
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var copyMultiple = skinningCopyData.copyData.Count > 1;
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if (copyMultiple && skinningCopyData.copyData.Count != sprites.Length && mesh)
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{
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Debug.LogError(String.Format(TextContent.copyError3, sprites.Length, skinningCopyData.copyData.Count));
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return;
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}
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using (skinningCache.UndoScope(TextContent.pasteData))
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{
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NewBonesStore newBonesStore = null;
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if (bone && copyMultiple && skinningCache.hasCharacter)
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{
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newBonesStore = new NewBonesStore();
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var skinningSpriteData = skinningCopyData.copyData[0];
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newBonesStore.newBones = skinningCache.CreateBoneCacheFromSpriteBones(skinningSpriteData.spriteBones.Select(y => y.spriteBone).ToArray(), scale);
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if (flipX || flipY)
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{
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var characterRect = new Rect(Vector2.zero, skinningCache.character.dimension);
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var newPositions = new Vector3[newBonesStore.newBones.Length];
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var newRotations = new Quaternion[newBonesStore.newBones.Length];
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for (var i = 0; i < newBonesStore.newBones.Length; ++i)
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{
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newPositions[i] = GetFlippedBonePosition(newBonesStore.newBones[i], Vector2.zero, characterRect, flipX, flipY);
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newRotations[i] = GetFlippedBoneRotation(newBonesStore.newBones[i], flipX, flipY);
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}
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for (var i = 0; i < newBonesStore.newBones.Length; ++i)
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{
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newBonesStore.newBones[i].position = newPositions[i];
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newBonesStore.newBones[i].rotation = newRotations[i];
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}
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}
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newBonesStore.MapAllExistingBones();
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var skeleton = skinningCache.character.skeleton;
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skeleton.SetBones(newBonesStore.newBones);
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skinningCache.events.skeletonTopologyChanged.Invoke(skeleton);
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}
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foreach (var skinningSpriteData in skinningCopyData.copyData)
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{
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SpriteCache sprite = null;
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if (!String.IsNullOrEmpty(skinningSpriteData.spriteName))
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{
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sprite = sprites.FirstOrDefault(x => x.name == skinningSpriteData.spriteName);
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}
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if (sprite == null && (skinningCopyData.copyData.Count == 1 || String.IsNullOrEmpty(skinningSpriteData.spriteName)))
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{
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sprite = skinningCache.selectedSprite;
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}
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if (sprite == null)
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continue;
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if (bone && (!skinningCache.hasCharacter || !copyMultiple))
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{
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var spriteBones = new SpriteBone[skinningSpriteData.spriteBones.Count];
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for (int i = 0; i < skinningSpriteData.spriteBones.Count; ++i)
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{
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var order = skinningSpriteData.spriteBones[i].order;
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spriteBones[order] = skinningSpriteData.spriteBones[i].spriteBone;
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var parentId = spriteBones[order].parentId;
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if (parentId >= 0)
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{
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spriteBones[order].parentId = skinningSpriteData.spriteBones[parentId].order;
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}
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}
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newBonesStore = PasteSkeletonBones(sprite, spriteBones.ToList(), flipX, flipY, scale);
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}
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if (mesh && meshTool != null)
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{
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PasteMesh(sprite, skinningSpriteData, flipX, flipY, scale, newBonesStore);
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}
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}
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if (newBonesStore != null && newBonesStore.newBones != null)
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{
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skinningCache.skeletonSelection.elements = newBonesStore.newBones;
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skinningCache.events.boneSelectionChanged.Invoke();
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}
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}
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skinningCache.events.paste.Invoke(bone, mesh, flipX, flipY);
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}
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private Vector3 GetFlippedBonePosition(BoneCache bone, Vector2 startPosition, Rect spriteRect
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, bool flipX, bool flipY)
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{
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Vector3 position = startPosition;
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if (flipX)
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{
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position.x += spriteRect.width - bone.position.x;
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}
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else
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{
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position.x += bone.position.x;
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}
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if (flipY)
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{
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position.y += spriteRect.height - bone.position.y;
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}
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else
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{
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position.y += bone.position.y;
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}
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position.z = bone.position.z;
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return position;
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}
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private Quaternion GetFlippedBoneRotation(BoneCache bone, bool flipX, bool flipY)
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{
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var euler = bone.rotation.eulerAngles;
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if (flipX)
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{
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if (euler.z <= 180)
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{
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euler.z = 180 - euler.z;
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}
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else
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{
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euler.z = 540 - euler.z;
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}
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}
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if (flipY)
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{
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euler.z = 360 - euler.z;
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}
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return Quaternion.Euler(euler);
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}
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void SetBonePositionAndRotation(BoneCache[] boneCache, TransformCache bone, Vector3[] position, Quaternion[] rotation)
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{
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var index = Array.FindIndex(boneCache, x => x == bone);
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if (index >= 0)
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{
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bone.position = position[index];
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bone.rotation = rotation[index];
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}
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foreach (var child in bone.children)
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{
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SetBonePositionAndRotation(boneCache, child, position, rotation);
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}
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}
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public NewBonesStore PasteSkeletonBones(SpriteCache sprite, List<SpriteBone> spriteBones, bool flipX, bool flipY, float scale = 1.0f)
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{
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NewBonesStore newBonesStore = new NewBonesStore();
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newBonesStore.newBones = skinningCache.CreateBoneCacheFromSpriteBones(spriteBones.ToArray(), scale);
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if (newBonesStore.newBones.Length == 0)
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return null;
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if (sprite == null || (skinningCache.mode == SkinningMode.SpriteSheet && skinningCache.hasCharacter))
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return null;
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var spriteRect = sprite.textureRect;
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var skeleton = skinningCache.GetEffectiveSkeleton(sprite);
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var rectPosition = spriteRect.position;
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if (skinningCache.mode == SkinningMode.Character)
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{
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var characterPart = sprite.GetCharacterPart();
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if (characterPart == null)
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return null;
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rectPosition = characterPart.position;
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}
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var newPositions = new Vector3[newBonesStore.newBones.Length];
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var newRotations = new Quaternion[newBonesStore.newBones.Length];
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for (var i = 0; i < newBonesStore.newBones.Length; ++i)
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{
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newPositions[i] = GetFlippedBonePosition(newBonesStore.newBones[i], rectPosition, spriteRect, flipX, flipY);
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newRotations[i] = GetFlippedBoneRotation(newBonesStore.newBones[i], flipX, flipY);
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}
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for (var i = 0; i < newBonesStore.newBones.Length; ++i)
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{
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if(newBonesStore.newBones[i].parent == null)
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SetBonePositionAndRotation(newBonesStore.newBones, newBonesStore.newBones[i], newPositions, newRotations);
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}
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if (skinningCache.mode == SkinningMode.SpriteSheet)
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{
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newBonesStore.MapAllExistingBones();
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skeleton.SetBones(newBonesStore.newBones);
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}
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else
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{
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var existingBoneNames = skeleton.bones.Select(x => x.name).ToList();
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skeleton.AddBones(newBonesStore.newBones);
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var bones = skeleton.bones;
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// Update names of all newly pasted bones
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foreach (var bone in newBonesStore.newBones)
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{
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if (existingBoneNames.Contains(bone.name))
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{
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var oldBoneName = bone.name;
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bone.name = SkeletonController.AutoBoneName(bone.parentBone, bones);
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existingBoneNames.Add(bone.name);
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newBonesStore.newBoneNameDict.Add(oldBoneName, bone.name);
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}
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else
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{
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newBonesStore.newBoneNameDict.Add(bone.name, bone.name);
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}
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}
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skeleton.SetDefaultPose();
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}
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skinningCache.events.skeletonTopologyChanged.Invoke(skeleton);
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return newBonesStore;
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}
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public void PasteMesh(SpriteCache sprite, SkinningCopySpriteData skinningSpriteData, bool flipX, bool flipY, float scale, NewBonesStore newBonesStore)
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{
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if (sprite == null)
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return;
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meshTool.SetupSprite(sprite);
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meshTool.mesh.vertices = skinningSpriteData.vertices;
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if (!Mathf.Approximately(scale, 1f) || flipX || flipY)
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{
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var spriteRect = sprite.textureRect;
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|
foreach (var vertex in meshTool.mesh.vertices)
|
|
{
|
|
var position = vertex.position;
|
|
if (!Mathf.Approximately(scale, 1f))
|
|
position = position * scale;
|
|
if (flipX)
|
|
position.x = spriteRect.width - vertex.position.x;
|
|
if (flipY)
|
|
position.y = spriteRect.height - vertex.position.y;
|
|
vertex.position = position;
|
|
}
|
|
}
|
|
meshTool.mesh.indices = skinningSpriteData.indices;
|
|
meshTool.mesh.edges = skinningSpriteData.edges;
|
|
|
|
int[] copyBoneToNewBones = new int[skinningSpriteData.boneWeightNames.Count];
|
|
BoneCache[] setBones = null;
|
|
|
|
if (newBonesStore != null && newBonesStore.newBones != null)
|
|
{
|
|
// Update bone weights with new bone indices
|
|
var setBonesList = new List<BoneCache>();
|
|
copyBoneToNewBones = new int[skinningSpriteData.boneWeightNames.Count];
|
|
int index = 0;
|
|
for (int i = 0; i < skinningSpriteData.boneWeightNames.Count; ++i)
|
|
{
|
|
string oldBoneName = skinningSpriteData.boneWeightNames[i];
|
|
string newBoneName;
|
|
newBonesStore.newBoneNameDict.TryGetValue(oldBoneName, out newBoneName);
|
|
var newBone = newBonesStore.newBones.FirstOrDefault(bone => bone.name == newBoneName);
|
|
copyBoneToNewBones[i] = -1;
|
|
if (newBone == null)
|
|
continue;
|
|
|
|
for (int j = 0; j < skinningSpriteData.spriteBones.Count; ++j)
|
|
{
|
|
if (skinningSpriteData.spriteBones[j].spriteBone.name == oldBoneName)
|
|
{
|
|
copyBoneToNewBones[i] = index++;
|
|
setBonesList.Add(newBone);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
setBones = setBonesList.ToArray();
|
|
}
|
|
else
|
|
{
|
|
// Attempt to link weights based on existing bone names
|
|
var skeleton = skinningCache.GetEffectiveSkeleton(sprite);
|
|
var characterBones = new List<BoneCache>();
|
|
for (int i = 0; i < skinningSpriteData.boneWeightNames.Count; ++i)
|
|
{
|
|
copyBoneToNewBones[i] = -1;
|
|
var boneName = skinningSpriteData.boneWeightNames[i];
|
|
for (int j = 0; j < skeleton.bones.Length; ++j)
|
|
{
|
|
if (skeleton.bones[j].name == boneName)
|
|
{
|
|
copyBoneToNewBones[i] = characterBones.Count;
|
|
characterBones.Add(skeleton.bones[j]);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
setBones = characterBones.ToArray();
|
|
}
|
|
|
|
// Remap new bone indexes from copied bone indexes
|
|
foreach (var vertex in meshTool.mesh.vertices)
|
|
{
|
|
var editableBoneWeight = vertex.editableBoneWeight;
|
|
|
|
for (var i = 0; i < editableBoneWeight.Count; ++i)
|
|
{
|
|
if (!editableBoneWeight[i].enabled)
|
|
continue;
|
|
|
|
if (copyBoneToNewBones.Length > editableBoneWeight[i].boneIndex)
|
|
{
|
|
var boneIndex = copyBoneToNewBones[editableBoneWeight[i].boneIndex];
|
|
if (boneIndex != -1)
|
|
editableBoneWeight[i].boneIndex = boneIndex;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Update associated bones for mesh
|
|
meshTool.mesh.SetCompatibleBoneSet(setBones);
|
|
meshTool.mesh.bones = setBones; // Fixes weights for bones that do not exist
|
|
|
|
// Update associated bones for character
|
|
if (skinningCache.hasCharacter)
|
|
{
|
|
var characterPart = sprite.GetCharacterPart();
|
|
if (characterPart != null)
|
|
{
|
|
characterPart.bones = setBones;
|
|
skinningCache.events.characterPartChanged.Invoke(characterPart);
|
|
}
|
|
}
|
|
|
|
meshTool.UpdateMesh();
|
|
}
|
|
}
|
|
|
|
internal class CopyToolView
|
|
{
|
|
private PastePanel m_PastePanel;
|
|
|
|
public event Action<bool, bool, bool, bool> onPasteActivated = (bone, mesh, flipX, flipY) => {};
|
|
|
|
public void Show()
|
|
{
|
|
m_PastePanel.SetHiddenFromLayout(false);
|
|
}
|
|
|
|
public void Hide()
|
|
{
|
|
m_PastePanel.SetHiddenFromLayout(true);
|
|
}
|
|
|
|
public void Initialize(LayoutOverlay layoutOverlay)
|
|
{
|
|
m_PastePanel = PastePanel.GenerateFromUXML();
|
|
BindElements();
|
|
layoutOverlay.rightOverlay.Add(m_PastePanel);
|
|
m_PastePanel.SetHiddenFromLayout(true);
|
|
}
|
|
|
|
void BindElements()
|
|
{
|
|
m_PastePanel.onPasteActivated += OnPasteActivated;
|
|
}
|
|
|
|
void OnPasteActivated(bool bone, bool mesh, bool flipX, bool flipY)
|
|
{
|
|
onPasteActivated(bone, mesh, flipX, flipY);
|
|
}
|
|
}
|
|
}
|