Mesh mesh = new Mesh();
        mesh.CombineMeshes(temp);
        //===================
        //===============================
        //gameObject.AddComponent<SkinnedMeshRenderer>();
        SkinnedMeshRenderer rend_ = GetComponent<SkinnedMeshRenderer>();
        mesh.RecalculateNormals();  
        mesh.RecalculateTangents();
        BoneWeight[] weights = new BoneWeight[mesh.vertexCount];
        Transform[] bones = new Transform[spineCount * 3];
        Matrix4x4[] bindPoses = new Matrix4x4[spineCount * 3];
        for (int i = 0; i < spineCount; i++)
        {
            bones[i * 3] = spine[i].pos;
            bones[i * 3 + 1] = spine[i].F1;
            bones[i * 3 + 2] = spine[i].F2;
            bindPoses[i * 3] = bones[i * 3].worldToLocalMatrix* body.localToWorldMatrix;
            bindPoses[i * 3 + 1] = bones[i * 3+1].worldToLocalMatrix;
            bindPoses[i * 3 + 2] = bones[i * 3+2].worldToLocalMatrix;
        }
       for (int d = 0; d < weights.Length; d++)
        {
            int boneid = spineCount * d / weights.Length;
           weights[d].boneIndex0 = boneid * 3;   
            weights[d].weight0 = 0.2f;
            if (mesh.vertices[d].x < 0)
            {
                weights[d].boneIndex1= boneid * 3 + 1;
                weights[d].weight1 = 0.8f;
            }
            else
            {
                weights[d].boneIndex2 = boneid * 3 + 2;
                weights[d].weight2 = 0.8f;
            }
        }
        mesh.bindposes = bindPoses;
        mesh.boneWeights = weights;
        // Assign bones and bind poses
        rend_.bones = bones;
        rend_.sharedMesh = mesh;