public static void SetColor(
string propertyName,
Color color,
int idx,
params Renderer[] arrRend)
{
ChangeColor.SetColor(Shader.PropertyToID(propertyName), color, idx, arrRend);
}
public static void SetColor(string propertyName, Color color, params Material[] mat)
{
ChangeColor.SetColor(Shader.PropertyToID(propertyName), color, mat);
}