/// <summary>
/// 动态调用Dll以及DLL里面的方法
/// </summary>
/// <param name="funcname"></param>
/// <param name="k"></param>
private byte[] USBJOY_DLL(string funcname, int k)
{
//int hModule = DllInvoke.LoadLibrary(@"D:\dll\usbjoy-alldof\vs2010\x64\Release\USBJOY_DLL.dll");
//IntPtr intPtr = DllInvoke.GetProcAddress(hModule, "GET_2DOF");
//1. 动态加载C++ Dll
int hModule = DllInvoke.LoadLibrary(@"../../Release/USBJOY_DLL.dll");
if (hModule == 0)
{
return(null);
}
//2. 读取函数指针SQ_GET_2DOF
IntPtr intPtr = DllInvoke.GetProcAddress(hModule, funcname);
//3. 将函数指针封装成委托
PSQ_GET_2DOF addFunction = (PSQ_GET_2DOF)Marshal.GetDelegateForFunctionPointer(intPtr, typeof(PSQ_GET_2DOF));
//4. 测试
byte[] a = new byte[k];
// this.Dispatcher.Invoke(new Action(() => {}));使用同步的方法来使用函数委托
this.Dispatcher.Invoke(new Action(() => { addFunction(ref a[0]); }));
//DllInvoke.FreeLibrary(hModule);//释放Dll文件
return(a);
}
private void USBJOY_DLL(string funcname, int k)
{
//1. 动态加载C++ Dll
int hModule = DllInvoke.LoadLibrary(@"../../Release/USBJOY_DLL.dll");
if (hModule == 0)
{
return;
}
//2. 读取函数指针SQ_GET_2DOF
IntPtr intPtr = DllInvoke.GetProcAddress(hModule, funcname);
//3. 将函数指针封装成委托
PSQ_GET_2DOF addFunction = (PSQ_GET_2DOF)Marshal.GetDelegateForFunctionPointer(intPtr, typeof(PSQ_GET_2DOF));
//4. 测试
byte[] a = new byte[k];
addFunction(ref a[0]);
for (int i = 0; i < a.Length; i++)
{
Console.WriteLine(i + ":" + a[i]);
}
//DllInvoke.FreeLibrary(hModule); //释放Dll文件
}