genesis-3d_engine/Engine/script/runtimelibrary/Util.cs

/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU
 
http://www.genesis-3d.com.cn

Permission is hereby granted, free of charge, to any person obtaining a copy
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****************************************************************************/
using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using ScriptRuntime;
namespace ScriptRuntime
{

    public static class FlagUtil
    {
        public const uint BIT_FLAG_NONE = 0;
        public const uint BIT_FLAG_0 = (uint)1;
        public const uint BIT_FLAG_1 = (uint)1 << 1;
        public const uint BIT_FLAG_2 = (uint)1 << 2;
        public const uint BIT_FLAG_3 = (uint)1 << 3;
        public const uint BIT_FLAG_4 = (uint)1 << 4;
        public const uint BIT_FLAG_5 = (uint)1 << 5;
        public const uint BIT_FLAG_6 = (uint)1 << 6;
        public const uint BIT_FLAG_7 = (uint)1 << 7;

        public const uint BIT_FLAG_8 = (uint)1 << 8;
        public const uint BIT_FLAG_9 = (uint)1 << 9;
        public const uint BIT_FLAG_10 = (uint)1 << 10;
        public const uint BIT_FLAG_11 = (uint)1 << 11;
        public const uint BIT_FLAG_12 = (uint)1 << 12;
        public const uint BIT_FLAG_13 = (uint)1 << 13;
        public const uint BIT_FLAG_14 = (uint)1 << 14;
        public const uint BIT_FLAG_15 = (uint)1 << 15;

        public const uint BIT_FLAG_16 = (uint)1 << 16;
        public const uint BIT_FLAG_17 = (uint)1 << 17;
        public const uint BIT_FLAG_18 = (uint)1 << 18;
        public const uint BIT_FLAG_19 = (uint)1 << 19;
        public const uint BIT_FLAG_20 = (uint)1 << 20;
        public const uint BIT_FLAG_21 = (uint)1 << 21;
        public const uint BIT_FLAG_22 = (uint)1 << 22;
        public const uint BIT_FLAG_23 = (uint)1 << 23;

        public const uint BIT_FLAG_24 = (uint)1 << 24;
        public const uint BIT_FLAG_25 = (uint)1 << 25;
        public const uint BIT_FLAG_26 = (uint)1 << 26;
        public const uint BIT_FLAG_27 = (uint)1 << 27;
        public const uint BIT_FLAG_28 = (uint)1 << 28;
        public const uint BIT_FLAG_29 = (uint)1 << 29;
        public const uint BIT_FLAG_30 = (uint)1 << 30;
        public const uint BIT_FLAG_31 = (uint)1 << 31;


        public const byte BIT_FLAG_8BIT_MAX = 0xff;
        public const ushort BIT_FLAG_16BIT_MAX = 0xffff;
        public const uint BIT_FLAG_32BIT_MAX = 0xffffffff;
        public const int UNVALID_COUNT = -1;

        public static uint BIT_FLAG(int num)
        {
            return ((uint)1 << (num));
        }
    }


    /// <summary>
    /// 场景中的基本方法，此类的方法都为静态方法。
    /// </summary>
    public static class Util// : Base
    {

        static internal Guid CreateFromCPPByteArray(IntPtr arrayBegin)
        {
            Byte[] array = new Byte[16];
            Marshal.Copy(arrayBegin, array, 0, 16);
            return new Guid(array);
        }
        /// <summary>
        /// 获取当前帧的时间.
        /// </summary>
        /// <returns>当前帧的时间.</returns>
        /**@brief<b>示例</b>
        *@code{.cpp}
        float fDeltaTime = Util.GetDeltaTime();
        @endcode
        */
        static public float GetDeltaTime()
        {
            return ICall_Util_GetDeltaTime();

        }

        /// <summary>
        /// 保存场景
        /// </summary>
        /// <param name="sceneName">要保存的场景的名字</param>
        /// <returns>是否保存成功</returns>
        static public bool SaveScene(String sceneName)
        {
            return ICall_Util_SaveScene(sceneName);
        }
        /// <summary>
        /// 获取脚本根节点.
        /// </summary>
        /// <returns>脚本根节点.</returns>
        static public RuntimeScriptRoot GetRootScript()
        {
            return ICall_Util_GetRootScript();
        }


        [MethodImplAttribute(MethodImplOptions.InternalCall)]
        extern private static float ICall_Util_GetDeltaTime();

        [MethodImplAttribute(MethodImplOptions.InternalCall)]
        extern private static bool ICall_Util_SaveScene(String sceneName);

        [MethodImplAttribute(MethodImplOptions.InternalCall)]
        extern private static RuntimeScriptRoot ICall_Util_GetRootScript();
    }
}