/// <summary>
/// 设置材质的属性
/// <para>spriteEffect</para>
/// <para>propertyName 属性名称</para>
/// <para>value 属性整型值</para>
/// </summary>
/// <param name="luaState"></param>
/// <returns></returns>
public static int SpriteEffectSetMatInt(ILuaState luaState)
{
STGSpriteEffect effect = luaState.ToUserData(-3) as STGSpriteEffect;
string propertyName = luaState.ToString(-2);
int value = luaState.ToInteger(-1);
effect.SetMatInt(propertyName, value);
return(0);
}