302 lines
10 KiB
C#
302 lines
10 KiB
C#
using System;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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namespace GCSeries
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{
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public static class FARDll
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{
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[DllImport("f-ar")]
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internal static extern int fmBeginFrame();
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[DllImport("f-ar")]
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internal static extern int fmEndFrame();
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[DllImport("f-ar")]
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private static extern int fmSetStereoDisplayTextures(System.IntPtr leftNativePTR, System.IntPtr rightNativePTR, int dxgiFormat);
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[DllImport("f-ar")]
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private static extern int fmARStartViewDX11(System.IntPtr hWnd, System.IntPtr leftNativePTR, System.IntPtr rightNativePTR, int w, int h);
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[DllImport("f-ar")]
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private static extern void fmARSwitchProjector(int type);
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[DllImport("f-ar")]
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private static extern void fmARIsGamaSpace(int cSpace);
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[DllImport("f-ar")]
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private static extern void fmARStopView();
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/// <summary>
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/// 帧结束回调
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/// </summary>
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/// <returns></returns>
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[DllImport("f-ar")]
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public static extern IntPtr GetRenderEventFunc();
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/// <summary>
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/// 描述屏幕坐标信息与ID信息
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/// </summary>
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[StructLayout(LayoutKind.Sequential)]
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public struct GCinfo
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{
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public bool isGCmonitor;
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public int RCleft;
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public int RCright;
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public int RCtop;
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public int RCbottom;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 18)]
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public string DeviceName;
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};
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/// <summary>
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/// 投屏状态值
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/// </summary>
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public enum FAR_Status
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{
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/// <summary>
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/// 成功
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/// </summary>
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FAR_Ok = 1,
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/// <summary>
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/// 没被初始化或正在初始化中
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/// </summary>
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FAR_NotInitialized = 0,
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/// <summary>
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/// 非法硬件设备
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/// </summary>
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FAR_Illegal = -1,
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/// <summary>
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/// 窗口句柄丢失
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/// </summary>
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FAR_InvaliHwndHandle = -2,
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/// <summary>
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/// 渲染设备初始化失败
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/// </summary>
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FAR_D3DFailed = -3,
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/// <summary>
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/// 纹理句柄丢失
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/// </summary>
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FAR_InvaliTexturedHandle = -4,
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/// <summary>
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/// 渲染等待进程超时
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/// </summary>
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FAR_Timeout = -5,
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/// <summary>
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/// windows版本低于win10
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/// </summary>
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FAR_SysNnotSupported = -6,
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/// <summary>
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/// 显卡型号小于900
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/// </summary>
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FAR_GraphicsCardUnsupported = -7
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}
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/// <summary>
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/// 通过EDID获取屏幕信息,返回屏幕坐标列表
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/// </summary>
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/// <returns>
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/// result >= 0 返回当前屏幕个数
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/// result = -1 获取驱动失败
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/// result = -2 读取EDID失败
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/// </returns>
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[DllImport("f-ar")]
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public static extern int fmARUpdatePhysicalMonitor();
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/// <summary>
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/// 获取缓存中所有显示器数量
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/// </summary>
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/// <returns>缓存中所有显示器数量</returns>
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[DllImport("f-ar")]
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public static extern int fmARGetMonitorCount();
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/// <summary>
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/// 输入index返回GCinfo数据
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/// GCinfo* out_struct需要在外部创建内存
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/// </summary>
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/// <param name="out_struct">显示器坐标与设备ID信息</param>
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/// <param name="index">需要获取的屏幕索引</param>
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/// <returns>
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/// result = 1 数据获取成功
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/// result = -1 out_struct为空指针
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/// result = -2 index越界
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/// </returns>
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[DllImport("f-ar")]
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public static extern int fmARGetMonitorInfoByIndex(ref GCinfo out_struct, int index);
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///-------------------------------------------------------------------------------------------------
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/// <summary> 独一个json文件路径. </summary>
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///
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/// <remarks> Dx, 2019/5/31. </remarks>
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///
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/// <param name="fviewFile"> [in,out] If non-null, the
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/// fview file. </param>
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///
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/// <returns> An int. </returns>
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///-------------------------------------------------------------------------------------------------
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[DllImport("f-ar")]
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public static extern int fmFViewReadJson();
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//返回标定的位置信息
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[DllImport("f-ar")]
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public static extern void fmFViewGetPosition(IntPtr value);
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//返回标定的旋转信息
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[DllImport("f-ar")]
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public static extern void fmFViewGetRotation(IntPtr value);
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/// <summary>
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/// user32 API 用于处理投屏窗口位置
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/// </summary>
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/// <param name="lpClassName"></param>
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/// <param name="lpWindowName"></param>
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/// <returns></returns>
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[DllImport("user32.dll")]
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public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
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///根据窗口句柄获取pid
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[DllImport("User32.dll")]
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public static extern int GetWindowThreadProcessId(IntPtr hwnd, out int ID);
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///移动窗口位置
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[DllImport("user32.dll", CharSet = CharSet.Auto)]
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public static extern int MoveWindow(IntPtr hWnd, int x, int y, int nWidth, int nHeight, bool BRePaint);
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/// <summary>
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/// 当前项目的色彩空间
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/// PlayerSetting->OtherSetting->ColorSpase
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/// </summary>
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public enum U3DColorSpace
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{
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Gama = 0,
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Linear = 1
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}
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private static U3DColorSpace currentColorSpace = FARDll.U3DColorSpace.Gama;
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/// <summary>
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/// 记录当前的色彩空间
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/// </summary>
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public static U3DColorSpace CurrentColorSpace
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{
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get
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{
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return currentColorSpace;
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}
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set
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{
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//设置当前的色彩空间，u3d默认是Gama空间
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FARDll.SetColorSpace(value);
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currentColorSpace = value;
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}
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}
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/// <summary>
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/// 帧顺序输出执行
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/// </summary>
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/// <returns></returns>
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public static int BeginFrame()
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{
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return fmBeginFrame();
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}
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/// <summary>
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/// 帧顺序输出执行
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/// </summary>
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/// <returns></returns>
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public static int EndFrame()
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{
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return fmEndFrame();
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}
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/// <summary>
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/// 将纹理目标传递到底层
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/// </summary>
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/// <param name="leftNativePTR"></param>
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/// <param name="rightNativePTR"></param>
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/// <param name="dxgiFormat"></param>
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/// <returns></returns>
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public static int SetStereoDisplayTextures(System.IntPtr leftNativePTR, System.IntPtr rightNativePTR, int dxgiFormat)
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{
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return fmSetStereoDisplayTextures(leftNativePTR, rightNativePTR, dxgiFormat);
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}
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/// <summary>
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/// 投屏投影方式
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/// </summary>
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public enum ProjectorType
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{
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/// <summary>
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/// 投屏为2D模式
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/// ----------
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/// | L |
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/// -----------
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/// </summary>
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_2D = 0,
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/// <summary>
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/// 投屏为左右3D模式
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/// -----------
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/// | L | R |
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/// -----------
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/// </summary>
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LeftRight = 1//左右投影
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}
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public static ProjectorType CurProjectorType = ProjectorType._2D;
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/// <summary>
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/// 在目标窗口中渲染纹理指针
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/// </summary>
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/// <param name="hWnd">创建好的窗口句柄</param>
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/// <param name="leftNativePTR">左半屏的左眼纹理指针</param>
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/// <param name="rightNativePTR">右半屏的右眼纹理指针，此参数为空代表2D投屏</param>
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/// <returns>
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/// 返回错误代码
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/// errorCode >0 成功
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/// errorCode ==-1 不在自己的机器上
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/// errorCode ==-2 窗口句柄丢失
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/// errorCode ==-3 纹理句柄丢失
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/// errorCode ==-4 渲染设备初始化失败
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/// errorCode ==-5 渲染等待进程超时
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/// errorCode ==-6 windows版本低于win10
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/// </returns>
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public static int StartView(IntPtr hWnd, IntPtr leftNativePTR, IntPtr rightNativePTR)
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{
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errorCode = fmARStartViewDX11(hWnd, leftNativePTR, rightNativePTR, SwapchainWidth, SwapchanHeight);
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return errorCode;
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}
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/// <summary>
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/// 设置当前的色彩空间，u3d默认是Gama空间
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/// </summary>
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/// <param name="cSpace">u3d工程使用的色彩空间</param>
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private static void SetColorSpace(U3DColorSpace cSpace)
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{
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currentColorSpace = cSpace;
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fmARIsGamaSpace((int)cSpace);
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}
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/// <summary>
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///切换投影方式
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///调用StartView_LR(...)后，可切换到只显示左画面到投屏窗口或左右一起显示
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/// ----------- ----------
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/// | L | R | or | L |
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/// ----------- ----------
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///如果只调用StartView(...)，则此函数无效
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/// </summary>
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/// <param name="type">目标投屏方式</param>
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public static void SwitchProjector(ProjectorType type)
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{
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fmARSwitchProjector((int)type);
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CurProjectorType = type;
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}
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/// <summary>
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/// 安全关闭窗口
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/// </summary>
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public static void CloseDown()
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{
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fmARStopView();
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}
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/// <summary>
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/// 投屏窗口交换链路宽度
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/// </summary>
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public const int SwapchainWidth = 1920;
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/// <summary>
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/// 投屏窗口交换链路高度
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/// </summary>
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public const int SwapchanHeight = 1080;
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private static int errorCode = 0;
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/// <summary>
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/// 显示窗口进程
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/// </summary>
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public static Process viewProcess;
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}
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}
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