C#側からスクロールさせる

UVScroller.cs

// namespace jigaX{
public class UVScroller : MonoBehaviour {
    [SerializeField] List<Renderer> targetRenderers;
    [SerializeField] Vector2 speed = new Vector2();
    List<Material> mats;
	void Start () {
        this.mats = new List<Material>();
        foreach(var r in this.targetRenderers ){
            foreach( var m in r.materials ){
                this.mats.Add(m);
            }
        }        
    }

    Vector2 current;
    const string MAIN_TEX = "_MainTex";
    const string EMISSION_TEX = "_EmissionMap";
	// Update is called once per frame
	void Update () {
        current += this.speed * Time.deltaTime;
        if( current.x > 1f ){ current.x -= 1f;}
        if( current.y > 1f ){ current.y -= 1f;}

        if( current.x < -1f ){ current.x += 1f;}
        if( current.y < -1f ){ current.y += 1f;}


        foreach( var m in this.mats ){
            m.SetTextureOffset(MAIN_TEX, current);
            m.SetTextureOffset(EMISSION_TEX, current);
        }
    }
}