Unity之如何去除动画scale

代码如下：

using System;
using System.Collections.Generic;
using UnityEditor;
using UnityEngine;


public class RemoveAminCurve : AssetPostprocessor
{
    //模型导入之前调用 
    public void OnPreprocessModel()
    {
        if (assetPath.StartsWith("Assets/FBX/Animation/HaiDaoHunLi/Animation"))
        {
            Debug.Log("OnPreprocessModel=" + this.assetPath);
        }
    }

    //模型导入之前调用 
    public void OnPostprocessModel(GameObject go)
    {
        if (assetPath.ToLower().Contains("anim"))
        {
            Debug.Log("OnPostprocessModel = " + assetPath);
            Apply(go);
        }
        
    } 

    //[MenuItem("BuildTool/RemoveSelectAnimCurve")]
    //static void RemoveSelectAnimCurve()
    //{
    //    //foreach (UnityEngine.GameObject o in Selection.GetFiltered(typeof(UnityEngine.GameObject), SelectionMode.DeepAssets))
    //    //{
    //    //    Debug.Log(o.name);
    //    //    Apply(o);
    //    //}

    //    foreach (string guid in Selection.assetGUIDs)
    //    {
    //        string assetPath = AssetDatabase.GUIDToAssetPath(guid);
    //        //Object ob = AssetDatabase.LoadAssetAtPath(assetPath, typeof(Object));
    //        UnityEngine.Object[] objs = AssetDatabase.LoadAllAssetRepresentationsAtPath(assetPath);
    //        bool isDirty = false;
    //        for (int i = 0; i < objs.Length; i++)
    //        {
    //            if (objs[i] is AnimationClip)
    //            {
    //                isDirty = true;
    //                Apply(objs[i] as AnimationClip);
    //                CompressAnimationClip(objs[i]);
    //            }
    //        }
    //        //if (isDirty)
    //        //    AssetDatabase.ImportAsset(assetPath);
    //        //EditorUtility.SetDirty(ob);
    //    }
    //}
    //static void Apply(AnimationClip clip)
    //{
    //    Debug.Log(clip.name);
    //    foreach (EditorCurveBinding theCurveBinding in AnimationUtility.GetCurveBindings(clip))
    //    {
    //        string name = theCurveBinding.propertyName.ToLower();
    //        if (name.Contains("scale"))
    //        {
    //            AnimationUtility.SetEditorCurve(clip, theCurveBinding, null);
    //        }
    //    }
    //}
    static void Apply(GameObject g)
    {
        List<AnimationClip> animationClipList = new List<AnimationClip>(AnimationUtility.GetAnimationClips(g));

        if (animationClipList.Count == 0)
        {
            AnimationClip[] objectList = UnityEngine.Object.FindObjectsOfType(typeof(AnimationClip)) as AnimationClip[];
            animationClipList.AddRange(objectList);
        }
        foreach (AnimationClip theAnimation in animationClipList)
        {
            CompressAnimationClip(theAnimation);
            foreach (EditorCurveBinding theCurveBinding in AnimationUtility.GetCurveBindings(theAnimation))
            {
                string name = theCurveBinding.propertyName.ToLower();
                if (name.Contains("scale"))
                {
                    AnimationUtility.SetEditorCurve(theAnimation, theCurveBinding, null);
                }
            }
        }
    }
    public static bool CompressAnimationClip(AnimationClip clip)
    {
        try
        {
            AnimationClipCurveData[] curves = null;
            curves = AnimationUtility.GetAllCurves(clip);
            Keyframe key;
            Keyframe[] keyFrames;
            for (int ii = 0; ii < curves.Length; ++ii)
            {
                AnimationClipCurveData curveDate = curves[ii];
                if (curveDate.curve == null || curveDate.curve.keys == null)
                {
                    //Debug.LogWarning(string.Format("AnimationClipCurveData {0} don't have curve; Animation name {1} ", curveDate, animationPath));
                    continue;
                }
                keyFrames = curveDate.curve.keys;
                for (int i = 0; i < keyFrames.Length; i++)
                {
                    key = keyFrames[i];
                    key.value = float.Parse(key.value.ToString("f3"));
                    key.inTangent = float.Parse(key.inTangent.ToString("f3"));
                    key.outTangent = float.Parse(key.outTangent.ToString("f3"));
                    keyFrames[i] = key;
                }
                curveDate.curve.keys = keyFrames;
                clip.SetCurve(curveDate.path, curveDate.type, curveDate.propertyName, curveDate.curve);
            }
            //AssetDatabase.CreateAsset(clip, animationPath);
            Debug.Log(string.Format("  CompressAnimationClip {0} Success !!!", clip.name));
            return true;
        }
        catch (Exception e)
        {
            Debug.LogError(string.Format("CompressAnimationClip Failed !!! animationPath : {0} error: {1}", clip.name, e));
            return false;
        }
    }

    public static bool CompressAnimationClip(UnityEngine.Object o)
    {
        string animationPath = AssetDatabase.GetAssetPath(o);
        try
        {
            //AnimationClip clip = GameObject.Instantiate(o) as AnimationClip;
            AnimationClip clip = o as AnimationClip;
            AnimationClipCurveData[] curves = null;
            curves = AnimationUtility.GetAllCurves(clip);
            Keyframe key;
            Keyframe[] keyFrames;
            for (int ii = 0; ii < curves.Length; ++ii)
            {
                AnimationClipCurveData curveDate = curves[ii];
                if (curveDate.curve == null || curveDate.curve.keys == null)
                {
                    //Debug.LogWarning(string.Format("AnimationClipCurveData {0} don't have curve; Animation name {1} ", curveDate, animationPath));
                    continue;
                }
                keyFrames = curveDate.curve.keys;
                for (int i = 0; i < keyFrames.Length; i++)
                {
                    key = keyFrames[i];
                    key.value = float.Parse(key.value.ToString("f3"));
                    key.inTangent = float.Parse(key.inTangent.ToString("f3"));
                    key.outTangent = float.Parse(key.outTangent.ToString("f3"));
                    keyFrames[i] = key;
                }
                curveDate.curve.keys = keyFrames;
                clip.SetCurve(curveDate.path, curveDate.type, curveDate.propertyName, curveDate.curve);
            }
            //AssetDatabase.CreateAsset(clip, animationPath);
            Debug.Log(string.Format("  CompressAnimationClip {0} Success !!!", animationPath));
            return true;
        }
        catch (Exception e)
        {
            Debug.LogError(string.Format("CompressAnimationClip Failed !!! animationPath : {0} error: {1}", animationPath, e));
            return false;
        }
    }
}

转载请注明出处：https://www.cnblogs.com/jietian331/p/14310060.html