public void SetSpriteMesh(SpriteMesh _spriteMesh, SpriteMeshInstance _spriteMeshInstance)
{
spriteMesh = _spriteMesh;
spriteMeshInstance = _spriteMeshInstance;
spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(_spriteMesh);
RevertChanges();
}
public void RevertChanges()
{
Clear("");
if (spriteMesh && spriteMeshData)
{
pivotPoint = spriteMeshData.pivotPoint;
rect = SpriteMeshUtils.GetRect(spriteMesh.sprite);
m_TexVertices = spriteMeshData.vertices.ToList();
nodes = m_TexVertices.ConvertAll(v => Node.Create(m_TexVertices.IndexOf(v)));
boneWeights = spriteMeshData.boneWeights.ToList();
edges = spriteMeshData.edges.ToList().ConvertAll(e => Edge.Create(nodes[e.index1], nodes[e.index2]));
holes = spriteMeshData.holes.ToList().ConvertAll(h => new Hole(h));
indices = spriteMeshData.indices.ToList();
bindPoses = spriteMeshData.bindPoses.ToList().ConvertAll(b => b.Clone() as BindInfo);
CreateBlendShapeCache(spriteMeshData);
if (boneWeights.Count != nodes.Count)
{
boneWeights = nodes.ConvertAll(n => BoneWeight.Create());
}
m_DirtyVertices = true;
}
}
public void InitFromOutline(float detail, float alphaTolerance, bool holeDetection, float tessellation, string undoName)
{
Clear(undoName);
float pixelsPerUnit = SpriteMeshUtils.GetSpritePixelsPerUnit(spriteMesh.sprite);
float factor = pixelsPerUnit / spriteMesh.sprite.pixelsPerUnit;
Vector2 position = rect.position / factor;
Vector2 size = rect.size / factor;
Rect l_rect = new Rect(position.x, position.y, size.x, size.y);
Texture2D texture = SpriteUtility.GetSpriteTexture(spriteMesh.sprite, false);
Rect clampedRect = MathUtils.ClampRect(MathUtils.OrderMinMax(l_rect), new Rect(0f, 0f, texture.width, texture.height));
List <Vector2> l_texcoords;
List <IndexedEdge> l_indexedEdges;
List <int> l_indices;
SpriteMeshUtils.InitFromOutline(texture, clampedRect, detail, alphaTolerance, holeDetection, out l_texcoords, out l_indexedEdges, out l_indices);
SpriteMeshUtils.Tessellate(l_texcoords, l_indexedEdges, holes, l_indices, tessellation * 10f);
nodes = l_texcoords.ConvertAll(v => Node.Create(l_texcoords.IndexOf(v)));
edges = l_indexedEdges.ConvertAll(e => Edge.Create(nodes[e.index1], nodes[e.index2]));
m_TexVertices = l_texcoords.ConvertAll(v => v * factor);
boneWeights = l_texcoords.ConvertAll(v => BoneWeight.Create());
indices = l_indices;
isDirty = true;
m_DirtyVertices = true;
}
public void ApplyChanges()
{
if (spriteMeshData)
{
spriteMeshData.vertices = m_TexVertices.ToArray();
spriteMeshData.boneWeights = boneWeights.ToArray();
spriteMeshData.edges = indexedEdges.ToArray();
spriteMeshData.holes = holes.ConvertAll(h => h.vertex).ToArray();
spriteMeshData.indices = indices.ToArray();
spriteMeshData.bindPoses = bindPoses.ToArray();
spriteMeshData.pivotPoint = pivotPoint;
SpriteMeshUtils.DestroyBlendShapes(spriteMeshData, false, "");
SetBlendShapesFromCache();
EditorUtility.SetDirty(spriteMeshData);
string spriteAssetPath = AssetDatabase.GetAssetPath(spriteMesh.sprite);
SpriteMeshUtils.UpdateAssets(spriteMesh, spriteMeshData);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
TextureImporter textureImporter = AssetImporter.GetAtPath(spriteAssetPath) as TextureImporter;
textureImporter.userData = textureImporter.assetTimeStamp.ToString();
AssetDatabase.StartAssetEditing();
AssetDatabase.ImportAsset(spriteAssetPath);
AssetDatabase.StopAssetEditing();
isDirty = false;
}
if (spriteMeshInstance)
{
SpriteMeshUtils.UpdateRenderer(spriteMeshInstance, false);
}
}
public static SpriteMeshInstance CreateSpriteMeshInstance(SpriteMesh spriteMesh, GameObject gameObject,
bool undo = true)
{
SpriteMeshInstance spriteMeshInstance = null;
if (spriteMesh && gameObject)
{
if (undo)
{
spriteMeshInstance = Undo.AddComponent <SpriteMeshInstance>(gameObject);
}
else
{
spriteMeshInstance = gameObject.AddComponent <SpriteMeshInstance>();
}
spriteMeshInstance.spriteMesh = spriteMesh;
spriteMeshInstance.sharedMaterial = defaultMaterial;
SpriteMeshData spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(spriteMesh);
List <Bone2D> bones = new List <Bone2D>();
List <string> paths = new List <string>();
Vector4 zero = new Vector4(0f, 0f, 0f, 1f);
foreach (BindInfo bindInfo in spriteMeshData.bindPoses)
{
Matrix4x4 m = spriteMeshInstance.transform.localToWorldMatrix * bindInfo.bindPose.inverse;
GameObject bone = new GameObject(bindInfo.name);
if (undo)
{
Undo.RegisterCreatedObjectUndo(bone, Undo.GetCurrentGroupName());
}
Bone2D boneComponent = bone.AddComponent <Bone2D>();
boneComponent.localLength = bindInfo.boneLength;
bone.transform.position = m * zero;
bone.transform.rotation = m.GetRotation();
bone.transform.parent = gameObject.transform;
bones.Add(boneComponent);
paths.Add(bindInfo.path);
}
BoneUtils.ReconstructHierarchy(bones, paths);
spriteMeshInstance.bones = bones;
SpriteMeshUtils.UpdateRenderer(spriteMeshInstance, undo);
EditorUtility.SetDirty(spriteMeshInstance);
}
return(spriteMeshInstance);
}
static int FindBindInfo(BindInfo bindInfo, SpriteMeshInstance spriteMeshInstance)
{
if (spriteMeshInstance)
{
return(FindBindInfo(bindInfo, SpriteMeshUtils.LoadSpriteMeshData(spriteMeshInstance.spriteMesh)));
}
return(-1);
}
void UpdateSpriteMeshData()
{
m_SpriteMeshData = null;
if (m_SpriteMeshProperty != null && m_SpriteMeshProperty.objectReferenceValue)
{
m_SpriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(m_SpriteMeshProperty.objectReferenceValue as SpriteMesh);
}
}
override public void OnInspectorGUI()
{
Sprite oldSprite = m_SpriteProperty.objectReferenceValue as Sprite;
EditorGUI.BeginChangeCheck();
serializedObject.Update();
EditorGUILayout.PropertyField(m_SpriteProperty);
serializedObject.ApplyModifiedProperties();
if (EditorGUI.EndChangeCheck())
{
Sprite sprite = m_SpriteProperty.objectReferenceValue as Sprite;
SpriteMeshUtils.UpdateAssets(target as SpriteMesh);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
AssetDatabase.StartAssetEditing();
if (oldSprite)
{
AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(oldSprite));
}
AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(sprite));
AssetDatabase.StopAssetEditing();
}
serializedObject.Update();
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.PropertyField(m_SharedMeshProperty);
EditorGUILayout.PropertyField(m_SharedMaterialsProperty, true);
EditorGUI.EndDisabledGroup();
EditorGUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
if (GUILayout.Button("Edit Sprite Mesh", GUILayout.Width(150f)))
{
SpriteMeshEditorWindow window = SpriteMeshEditorWindow.GetWindow();
window.UpdateFromSelection();
}
GUILayout.FlexibleSpace();
EditorGUILayout.EndHorizontal();
serializedObject.ApplyModifiedProperties();
}
void DoUpdateRenderer()
{
SpriteMeshUtils.UpdateRenderer(m_SpriteMeshInstance);
#if UNITY_5_5_OR_NEWER
#else
EditorUtility.SetSelectedWireframeHidden(m_SpriteMeshInstance.cachedRenderer, !m_SpriteMeshInstance.cachedSkinnedRenderer);
#endif
Undo.CollapseUndoOperations(m_UndoGroup);
SceneView.RepaintAll();
}
void OnPreprocessTexture()
{
if (!s_Initialized)
{
return;
}
string guid = AssetDatabase.AssetPathToGUID(assetPath);
if (s_SpriteMeshToTextureCache.ContainsValue(guid))
{
TextureImporter textureImporter = (TextureImporter)assetImporter;
SerializedObject textureImporterSO = new SerializedObject(textureImporter);
SerializedProperty textureImporterSprites = textureImporterSO.FindProperty("m_SpriteSheet.m_Sprites");
foreach (KeyValuePair <string, string> pair in s_SpriteMeshToTextureCache)
{
if (pair.Value == guid)
{
SpriteMesh spriteMesh = LoadSpriteMesh(AssetDatabase.GUIDToAssetPath(pair.Key));
SpriteMeshData spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(spriteMesh);
if (spriteMesh && spriteMeshData && spriteMesh.sprite && spriteMeshData.vertices.Length > 0)
{
SerializedProperty spriteProp = null;
int i = 0;
string name = "";
while (i < textureImporterSprites.arraySize && name != spriteMesh.sprite.name)
{
spriteProp = textureImporterSprites.GetArrayElementAtIndex(i);
name = spriteProp.FindPropertyRelative("m_Name").stringValue;
++i;
}
if (name == spriteMesh.sprite.name)
{
Rect textureRect = SpriteMeshUtils.CalculateSpriteRect(spriteMesh, 5);
spriteProp.FindPropertyRelative("m_Rect").rectValue = textureRect;
spriteProp.FindPropertyRelative("m_Alignment").intValue = 9;
spriteProp.FindPropertyRelative("m_Pivot").vector2Value = Vector2.Scale(spriteMeshData.pivotPoint - textureRect.position, new Vector2(1f / textureRect.size.x, 1f / textureRect.size.y));
textureImporter.userData = textureImporter.assetTimeStamp.ToString();
}
}
}
}
textureImporterSO.ApplyModifiedProperties();
}
}
static void CreateSpriteMesh(MenuCommand menuCommand)
{
List <Texture2D> selectedTextures = Selection.objects.ToList().Where(o => o is Texture2D).ToList().ConvertAll(o => o as Texture2D);
foreach (Texture2D texture in selectedTextures)
{
SpriteMeshUtils.CreateSpriteMesh(texture);
}
if (selectedTextures.Count == 0)
{
SpriteMeshUtils.CreateSpriteMesh(Selection.activeObject as Sprite);
}
}
static void ContextCreateSpriteMesh(MenuCommand menuCommand)
{
GameObject spriteRendererGO = Selection.activeGameObject;
SpriteRenderer spriteRenderer = null;
SpriteMesh spriteMesh = null;
int sortingLayerID = 0;
int sortingOrder = 0;
if (spriteRendererGO)
{
spriteRenderer = spriteRendererGO.GetComponent <SpriteRenderer>();
}
if (spriteRenderer &&
spriteRenderer.sprite)
{
sortingLayerID = spriteRenderer.sortingLayerID;
sortingOrder = spriteRenderer.sortingOrder;
SpriteMesh overrideSpriteMesh = SpriteMeshPostprocessor.GetSpriteMeshFromSprite(spriteRenderer.sprite);
if (overrideSpriteMesh)
{
spriteMesh = overrideSpriteMesh;
}
else
{
spriteMesh = SpriteMeshUtils.CreateSpriteMesh(spriteRenderer.sprite);
}
}
if (spriteMesh)
{
Undo.SetCurrentGroupName("create SpriteMeshInstance");
Undo.DestroyObjectImmediate(spriteRenderer);
SpriteMeshInstance spriteMeshInstance =
SpriteMeshUtils.CreateSpriteMeshInstance(spriteMesh, spriteRendererGO, true);
spriteMeshInstance.sortingLayerID = sortingLayerID;
spriteMeshInstance.sortingOrder = sortingOrder;
Selection.activeGameObject = spriteRendererGO;
}
else
{
Debug.Log("Select a SpriteRenderer with a Sprite to convert to SpriteMesh");
}
}
public static void CalculateBbw(Vector2[] vertices, IndexedEdge[] edges, Vector2[] controlPoints, IndexedEdge[] controlPointEdges, out float[,] weights)
{
Vector2[] sampledEdges = SampleEdges(controlPoints, controlPointEdges, 10);
List <Vector2> verticesAndSamplesList = new List <Vector2>(vertices.Length + sampledEdges.Length);
verticesAndSamplesList.AddRange(vertices);
verticesAndSamplesList.AddRange(sampledEdges);
List <IndexedEdge> edgesList = new List <IndexedEdge>(edges);
List <Hole> holes = new List <Hole>();
List <int> indicesList = new List <int>();
SpriteMeshUtils.Tessellate(verticesAndSamplesList, edgesList, holes, indicesList, 4f);
Vector2[] verticesAndSamples = verticesAndSamplesList.ToArray();
int[] indices = indicesList.ToArray();
weights = new float[controlPointEdges.Length, vertices.Length];
GCHandle verticesHandle = GCHandle.Alloc(verticesAndSamples, GCHandleType.Pinned);
GCHandle indicesHandle = GCHandle.Alloc(indices, GCHandleType.Pinned);
GCHandle edgesHandle = GCHandle.Alloc(edges, GCHandleType.Pinned);
GCHandle controlPointsHandle = GCHandle.Alloc(controlPoints, GCHandleType.Pinned);
GCHandle boneEdgesHandle = GCHandle.Alloc(controlPointEdges, GCHandleType.Pinned);
GCHandle weightsHandle = GCHandle.Alloc(weights, GCHandleType.Pinned);
/*
* SaveData(verticesHandle.AddrOfPinnedObject(), vertices.Length,
* indicesHandle.AddrOfPinnedObject(), indices.Length,
* edgesHandle.AddrOfPinnedObject(),edges.Length,
* controlPointsHandle.AddrOfPinnedObject(), controlPoints.Length,
* boneEdgesHandle.AddrOfPinnedObject(), controlPointEdges.Length);
*/
Bbw(verticesHandle.AddrOfPinnedObject(), verticesAndSamples.Length, vertices.Length,
indicesHandle.AddrOfPinnedObject(), indices.Length,
edgesHandle.AddrOfPinnedObject(), edges.Length,
controlPointsHandle.AddrOfPinnedObject(), controlPoints.Length,
boneEdgesHandle.AddrOfPinnedObject(), controlPointEdges.Length,
weightsHandle.AddrOfPinnedObject());
verticesHandle.Free();
indicesHandle.Free();
edgesHandle.Free();
controlPointsHandle.Free();
boneEdgesHandle.Free();
weightsHandle.Free();
}
void SetBlendShapesFromCache()
{
if (spriteMesh)
{
foreach (BlendShape blendshape in blendshapes)
{
BlendShape newBlendshape = SpriteMeshUtils.CreateBlendShape(spriteMesh, blendshape.name);
foreach (BlendShapeFrame frame in blendshape.frames)
{
SpriteMeshUtils.CreateBlendShapeFrame(newBlendshape, frame.weight, frame.vertices.ToArray());
}
}
}
}
static void Upgrade_003(SerializedObject spriteMeshSO)
{
SpriteMesh spriteMesh = spriteMeshSO.targetObject as SpriteMesh;
SpriteMeshData spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(spriteMesh);
if (spriteMesh.sprite && spriteMeshData)
{
TextureImporter textureImporter =
AssetImporter.GetAtPath(AssetDatabase.GetAssetPath(spriteMesh.sprite)) as TextureImporter;
float maxImporterSize = textureImporter.maxTextureSize;
int width = 1;
int height = 1;
SpriteMeshUtils.GetWidthAndHeight(textureImporter, ref width, ref height);
int maxSize = Mathf.Max(width, height);
float factor = maxSize / maxImporterSize;
if (factor > 1f)
{
SerializedObject spriteMeshDataSO = new SerializedObject(spriteMeshData);
SerializedProperty smdPivotPointProp = spriteMeshDataSO.FindProperty("m_PivotPoint");
SerializedProperty smdVerticesProp = spriteMeshDataSO.FindProperty("m_Vertices");
SerializedProperty smdHolesProp = spriteMeshDataSO.FindProperty("m_Holes");
spriteMeshDataSO.Update();
smdPivotPointProp.vector2Value = spriteMeshData.pivotPoint * factor;
for (int i = 0; i < spriteMeshData.vertices.Length; ++i)
{
smdVerticesProp.GetArrayElementAtIndex(i).vector2Value = spriteMeshData.vertices[i] * factor;
}
for (int i = 0; i < spriteMeshData.holes.Length; ++i)
{
smdHolesProp.GetArrayElementAtIndex(i).vector2Value = spriteMeshData.holes[i] * factor;
}
spriteMeshDataSO.ApplyModifiedProperties();
EditorUtility.SetDirty(spriteMeshData);
}
}
}
static void CreateInstance()
{
instance = SpriteMeshUtils.CreateSpriteMeshInstance(spriteMesh, false);
if (instance)
{
s_InstanceBones = instance.bones;
instance.transform.parent = parentTransform;
if (parentTransform)
{
instance.transform.localPosition = Vector3.zero;
}
}
}
static void CreateSpriteMesh(MenuCommand menuCommand)
{
List <Texture2D> selectedTextures = Selection.objects.ToList().Where(o => o is Texture2D).ToList().ConvertAll(o => o as Texture2D);
foreach (Texture2D texture in selectedTextures)
{
Debug.Log("Texture path");
SpriteMeshUtils.CreateSpriteMesh(texture);
}
if (selectedTextures.Count == 0)
{
// Yar, this be the one we want
SpriteMeshUtils.CreateSpriteMesh(Selection.activeObject as Sprite);
}
}
static void DoSpriteOverride(SpriteMesh spriteMesh, Sprite sprite)
{
SpriteMeshData spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(spriteMesh);
if (spriteMeshData)
{
Rect rect = SpriteMeshUtils.CalculateSpriteRect(spriteMesh, 5);
Rect spriteRect = sprite.rect;
Vector2 factor = new Vector2(spriteRect.width / rect.width, spriteRect.height / rect.height);
Vector2[] newVertices = new List <Vector2>(spriteMeshData.vertices).ConvertAll(v => MathUtils.ClampPositionInRect(Vector2.Scale(v, factor), spriteRect) - spriteRect.position).ToArray();
ushort[] newIndices = new List <int>(spriteMeshData.indices).ConvertAll <ushort>(i => (ushort)i).ToArray();
sprite.OverrideGeometry(newVertices, newIndices);
}
}
public static UnityEngine.BoneWeight[] CalculateBbw(Vector2[] vertices, IndexedEdge[] edges,
Vector2[] controlPoints, IndexedEdge[] controlPointEdges, int[] pins)
{
Vector2[] sampledEdges = SampleEdges(controlPoints, controlPointEdges, 10);
List <Vector2> verticesAndSamplesList = new List <Vector2>(vertices.Length + sampledEdges.Length);
verticesAndSamplesList.AddRange(vertices);
verticesAndSamplesList.AddRange(controlPoints);
verticesAndSamplesList.AddRange(sampledEdges);
List <IndexedEdge> edgesList = new List <IndexedEdge>(edges);
List <Hole> holes = new List <Hole>();
List <int> indicesList = new List <int>();
SpriteMeshUtils.Tessellate(verticesAndSamplesList, edgesList, holes, indicesList, 4f);
Vector2[] verticesAndSamples = verticesAndSamplesList.ToArray();
int[] indices = indicesList.ToArray();
UnityEngine.BoneWeight[] weights = new UnityEngine.BoneWeight[vertices.Length];
GCHandle verticesHandle = GCHandle.Alloc(verticesAndSamples, GCHandleType.Pinned);
GCHandle indicesHandle = GCHandle.Alloc(indices, GCHandleType.Pinned);
GCHandle controlPointsHandle = GCHandle.Alloc(controlPoints, GCHandleType.Pinned);
GCHandle boneEdgesHandle = GCHandle.Alloc(controlPointEdges, GCHandleType.Pinned);
GCHandle pinsHandle = GCHandle.Alloc(pins, GCHandleType.Pinned);
GCHandle weightsHandle = GCHandle.Alloc(weights, GCHandleType.Pinned);
Bbw(-1,
verticesHandle.AddrOfPinnedObject(), verticesAndSamples.Length, vertices.Length,
indicesHandle.AddrOfPinnedObject(), indices.Length,
controlPointsHandle.AddrOfPinnedObject(), controlPoints.Length,
boneEdgesHandle.AddrOfPinnedObject(), controlPointEdges.Length,
pinsHandle.AddrOfPinnedObject(), pins.Length,
weightsHandle.AddrOfPinnedObject());
verticesHandle.Free();
indicesHandle.Free();
controlPointsHandle.Free();
boneEdgesHandle.Free();
pinsHandle.Free();
weightsHandle.Free();
return(weights);
}
static void ContextCreateSpriteMesh(MenuCommand menuCommand)
{
GameObject spriteRendererGO = Selection.activeGameObject;
SpriteRenderer spriteRenderer = null;
SpriteMesh spriteMesh = null;
if (spriteRendererGO)
{
spriteRenderer = spriteRendererGO.GetComponent <SpriteRenderer>();
}
if (spriteRenderer)
{
spriteMesh = SpriteMeshUtils.CreateSpriteMesh(spriteRenderer.sprite);
}
if (spriteMesh)
{
Undo.DestroyObjectImmediate(spriteRenderer);
string spriteMeshPath = AssetDatabase.GetAssetPath(spriteMesh);
Mesh mesh = AssetDatabase.LoadAssetAtPath(spriteMeshPath, typeof(Mesh)) as Mesh;
Material material = AssetDatabase.LoadAssetAtPath(spriteMeshPath, typeof(Material)) as Material;
SpriteMeshInstance spriteMeshRenderer = spriteRendererGO.AddComponent <SpriteMeshInstance>();
spriteMeshRenderer.spriteMesh = spriteMesh;
MeshFilter meshFilter = spriteRendererGO.AddComponent <MeshFilter>();
meshFilter.sharedMesh = mesh;
MeshRenderer renderer = spriteRendererGO.AddComponent <MeshRenderer>();
renderer.sharedMaterial = material;
Undo.RegisterCreatedObjectUndo(meshFilter, "Create SpriteMesh");
Undo.RegisterCreatedObjectUndo(renderer, "Create SpriteMesh");
Selection.activeGameObject = spriteRendererGO;
}
else
{
Debug.Log("Select a SpriteRenderer with a Sprite to convert to SpriteMesh");
}
}
void DoSpriteOverride(SpriteMesh spriteMesh, Sprite sprite)
{
TextureImporter textureImporter = (TextureImporter)assetImporter;
#if UNITY_5_1 || UNITY_5_2 || UNITY_5_3_OR_NEWER
Debug.Assert(textureImporter.spriteImportMode == SpriteImportMode.Single ||
textureImporter.spriteImportMode == SpriteImportMode.Multiple,
"Incompatible Sprite Mode. Use Single or Multiple.");
#endif
SpriteMeshData spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(spriteMesh);
if (spriteMeshData)
{
Vector2 factor = Vector2.one;
Rect spriteRect = sprite.rect;
Rect rectTextureSpace = new Rect();
if (textureImporter.spriteImportMode == SpriteImportMode.Single)
{
int width = 0;
int height = 0;
SpriteMeshUtils.GetSpriteTextureSize(spriteMesh.sprite, ref width, ref height);
rectTextureSpace = new Rect(0, 0, width, height);
}
else if (textureImporter.spriteImportMode == SpriteImportMode.Multiple)
{
rectTextureSpace = SpriteMeshUtils.CalculateSpriteRect(spriteMesh, 5);
}
factor = new Vector2(spriteRect.width / rectTextureSpace.width,
spriteRect.height / rectTextureSpace.height);
Vector2[] newVertices = new List <Vector2>(spriteMeshData.vertices).ConvertAll(v =>
MathUtils.ClampPositionInRect(Vector2.Scale(v, factor), spriteRect) - spriteRect.position)
.ToArray();
ushort[] newIndices =
new List <int>(spriteMeshData.indices).ConvertAll <ushort>(i => (ushort)i).ToArray();
sprite.OverrideGeometry(newVertices, newIndices);
}
}
static bool Bindeable(SpriteMeshInstance targetSpriteMeshInstance,
SpriteMeshInstance destinationSpriteMeshInstance)
{
bool bindeable = false;
if (targetSpriteMeshInstance &&
destinationSpriteMeshInstance &&
targetSpriteMeshInstance.spriteMesh &&
destinationSpriteMeshInstance.spriteMesh &&
targetSpriteMeshInstance.spriteMesh != destinationSpriteMeshInstance.spriteMesh &&
destinationSpriteMeshInstance.cachedSkinnedRenderer)
{
SpriteMeshData targetData = SpriteMeshUtils.LoadSpriteMeshData(targetSpriteMeshInstance.spriteMesh);
SpriteMeshData destinationData =
SpriteMeshUtils.LoadSpriteMeshData(destinationSpriteMeshInstance.spriteMesh);
bindeable = true;
if (destinationData.bindPoses.Length >= targetData.bindPoses.Length)
{
for (int i = 0; i < targetData.bindPoses.Length; ++i)
{
if (bindeable)
{
BindInfo bindInfo = targetData.bindPoses[i];
if (FindBindInfo(bindInfo, destinationData) < 0)
{
bindeable = false;
}
}
}
}
else
{
bindeable = false;
}
}
return(bindeable);
}
static void Initialize()
{
s_SpriteMeshToTextureCache.Clear();
string[] spriteMeshGUIDs = AssetDatabase.FindAssets("t:SpriteMesh");
List <string> needsOverride = new List <string>();
foreach (string guid in spriteMeshGUIDs)
{
SpriteMesh spriteMesh = LoadSpriteMesh(AssetDatabase.GUIDToAssetPath(guid));
if (spriteMesh)
{
UpdateCachedSpriteMesh(spriteMesh);
UpgradeSpriteMesh(spriteMesh);
if (s_SpriteMeshToTextureCache.ContainsKey(guid) &&
SpriteMeshUtils.NeedsOverride(spriteMesh))
{
needsOverride.Add(s_SpriteMeshToTextureCache[guid]);
}
}
}
s_Initialized = true;
needsOverride = needsOverride.Distinct().ToList();
AssetDatabase.StartAssetEditing();
foreach (string textureGuid in needsOverride)
{
AssetDatabase.ImportAsset(AssetDatabase.GUIDToAssetPath(textureGuid));
}
AssetDatabase.StopAssetEditing();
}
static void Upgrade_001(SerializedObject spriteMeshSO)
{
spriteMeshSO.Update();
SerializedProperty bindPosesProp = spriteMeshSO.FindProperty("bindPoses");
for (int i = 0; i < bindPosesProp.arraySize; ++i)
{
SerializedProperty bindPoseProp = bindPosesProp.GetArrayElementAtIndex(i);
bindPoseProp.FindPropertyRelative("color").colorValue = ColorRing.GetColor(i);
}
SerializedProperty pivotPointProp = spriteMeshSO.FindProperty("pivotPoint");
SerializedProperty spriteProp = spriteMeshSO.FindProperty("m_Sprite");
Sprite sprite = spriteProp.objectReferenceValue as Sprite;
if (sprite)
{
pivotPointProp.vector2Value = SpriteMeshUtils.GetPivotPoint(sprite);
}
spriteMeshSO.ApplyModifiedProperties();
}
public static void UpdateAssets(SpriteMesh spriteMesh)
{
UpdateAssets(spriteMesh, SpriteMeshUtils.LoadSpriteMeshData(spriteMesh));
}
public void CalculateAutomaticWeights(List <Node> targetNodes)
{
float pixelsPerUnit = SpriteMeshUtils.GetSpritePixelsPerUnit(spriteMesh.sprite);
if (nodes.Count <= 0)
{
Debug.Log("Cannot calculate automatic weights from a SpriteMesh with no vertices.");
return;
}
if (bindPoses.Count <= 0)
{
Debug.Log("Cannot calculate automatic weights. Specify bones to the SpriteMeshInstance.");
return;
}
if (!spriteMesh)
{
return;
}
List <Vector2> controlPoints = new List <Vector2>();
List <IndexedEdge> controlPointEdges = new List <IndexedEdge>();
List <int> pins = new List <int>();
foreach (BindInfo bindInfo in bindPoses)
{
Vector2 tip = SpriteMeshUtils.VertexToTexCoord(spriteMesh, pivotPoint, bindInfo.position, pixelsPerUnit);
Vector2 tail = SpriteMeshUtils.VertexToTexCoord(spriteMesh, pivotPoint, bindInfo.endPoint, pixelsPerUnit);
if (bindInfo.boneLength <= 0f)
{
int index = controlPoints.Count;
controlPoints.Add(tip);
pins.Add(index);
continue;
}
int index1 = -1;
if (!ContainsVector(tip, controlPoints, 0.01f, out index1))
{
index1 = controlPoints.Count;
controlPoints.Add(tip);
}
int index2 = -1;
if (!ContainsVector(tail, controlPoints, 0.01f, out index2))
{
index2 = controlPoints.Count;
controlPoints.Add(tail);
}
IndexedEdge edge = new IndexedEdge(index1, index2);
controlPointEdges.Add(edge);
}
UnityEngine.BoneWeight[] boneWeights = BbwPlugin.CalculateBbw(m_TexVertices.ToArray(), indexedEdges.ToArray(), controlPoints.ToArray(), controlPointEdges.ToArray(), pins.ToArray());
foreach (Node node in targetNodes)
{
UnityEngine.BoneWeight unityBoneWeight = boneWeights[node.index];
SetBoneWeight(node, CreateBoneWeightFromUnityBoneWeight(unityBoneWeight));
}
isDirty = true;
}
public void Triangulate()
{
SpriteMeshUtils.Triangulate(m_TexVertices, indexedEdges, holes, ref indices);
isDirty = true;
}
Vector3 ToVertex(Vector2 v)
{
float pixelsPerUnit = SpriteMeshUtils.GetSpritePixelsPerUnit(spriteMesh.sprite);
return(ToVertex(v, pixelsPerUnit));
}
List <Vector2> GetBlendshapePositions(BlendShape blendshape, float weight)
{
weight = Mathf.Clamp(weight, 0f, weight);
List <Vector2> result = new List <Vector2>(m_TexVertices.Count);
if (blendshape)
{
BlendShapeFrame prevFrame = null;
BlendShapeFrame nextFrame = null;
foreach (BlendShapeFrame frame in blendshape.frames)
{
if (frame && frame.weight < weight)
{
prevFrame = frame;
}
else if (frame && nextFrame == null)
{
nextFrame = frame;
break;
}
}
Vector3[] prevFrameVertices = null;
Vector3[] nextFrameVertices = null;
float prevWeight = 0f;
float nextWeight = 0f;
if (prevFrame)
{
prevFrameVertices = prevFrame.vertices;
prevWeight = prevFrame.weight;
}
else
{
prevFrameVertices = ToVertices(m_TexVertices).ToArray();
}
if (nextFrame)
{
nextFrameVertices = nextFrame.vertices;
nextWeight = nextFrame.weight;
}
else if (prevFrameVertices != null)
{
nextFrameVertices = prevFrameVertices;
nextWeight = prevWeight;
}
if (prevFrameVertices != null &&
nextFrameVertices != null &&
prevFrameVertices.Length == nextFrameVertices.Length)
{
int count = prevFrameVertices.Length;
float pixelsPerUnit = SpriteMeshUtils.GetSpritePixelsPerUnit(spriteMesh.sprite);
float t = 0f;
float weightDelta = (nextWeight - prevWeight);
if (weightDelta > 0f)
{
t = (weight - prevWeight) / weightDelta;
}
for (int i = 0; i < count; ++i)
{
Vector3 v = Vector3.Lerp(prevFrameVertices[i], nextFrameVertices[i], t);
result.Add(SpriteMeshUtils.VertexToTexCoord(spriteMesh, pivotPoint, v, pixelsPerUnit));
}
}
}
return(result);
}
Vector3 ToVertex(Vector2 v, float pixelsPerUnit)
{
return(SpriteMeshUtils.TexCoordToVertex(pivotPoint, v, pixelsPerUnit));
}