包括＆＃34; stdafx.h＆＃34;

Question

这是Oculus街景项目......我正在努力理解和运行，但我无法做到......请帮帮我

// dllmain.cpp：定义DLL应用程序的入口点。

包括＆＃34; stdafx.h＆＃34;

BOOL APIENTRY DllMain（HMODULE hModule， DWORD ul_reason_for_call， LPVOID lpReserved ） { 开关（ul_reason_for_call） { case DLL_PROCESS_ATTACH：案例DLL_THREAD_ATTACH：案例DLL_THREAD_DETACH： case DLL_PROCESS_DETACH：打破; } 返回TRUE; }

包括＆＃34; stdafx.h＆＃34;

#include "libovrwrapper.h"
#include <OVR.h>

using namespace OVR;

// Ptr<> AddRef'ed, AutoCleaned
bool               bInited = false;
Ptr<DeviceManager> pManager;
Ptr<HMDDevice>     pHMD;
Ptr<SensorDevice>  pSensor;
SensorFusion       pSensorFusion;


LIBOVRWRAPPER_API int OVR_Init()
{
   bInited = false;
   System::Init(Log::ConfigureDefaultLog(LogMask_Regular));

   if (System::IsInitialized())
   {
      int stage = -1;
      while (++stage > -1 && !bInited)
      {
         switch (stage)
         {
            case 0:
               pManager = *DeviceManager::Create();
               if (pManager == NULL)
                  return bInited;
               break;
            case 1:
               pHMD     = *pManager->EnumerateDevices<HMDDevice>().CreateDevice();
               if (pHMD == NULL)
                  return bInited;
               break;
            case 2:
               pSensor = *pHMD->GetSensor();
               if (pSensor == NULL)
                  return bInited;
               break;
            default:
               bInited = true;
               break;
         };
      }
   }

   pSensorFusion.AttachToSensor(pSensor);

   return (bInited?1:0);
}


LIBOVRWRAPPER_API void OVR_Exit()
{
   if (bInited)
   {
      System::Destroy();
   }
}


LIBOVRWRAPPER_API int OVR_QueryHMD(OVR_HMDInfo* refHmdInfo)
{
   if (!bInited)
   {
      return 0;
   }

   HMDInfo src;
   if (pHMD->GetDeviceInfo(&src))
   {
      refHmdInfo->HResolution             = src.HResolution;
        refHmdInfo->VResolution             = src.VResolution;
        refHmdInfo->HScreenSize             = src.HScreenSize;
        refHmdInfo->VScreenSize             = src.VScreenSize;
        refHmdInfo->VScreenCenter           = src.VScreenCenter;
        refHmdInfo->EyeToScreenDistance     = src.EyeToScreenDistance;
        refHmdInfo->LensSeparationDistance  = src.LensSeparationDistance;
        refHmdInfo->InterpupillaryDistance  = src.InterpupillaryDistance;
        refHmdInfo->DistortionK[0]          = src.DistortionK[0];
        refHmdInfo->DistortionK[1]          = src.DistortionK[1];
        refHmdInfo->DistortionK[2]          = src.DistortionK[2];
        refHmdInfo->DistortionK[3]          = src.DistortionK[3];
        refHmdInfo->DesktopX                = src.DesktopX;
        refHmdInfo->DesktopY                = src.DesktopY;
        memcpy(refHmdInfo->DisplayDeviceName, src.DisplayDeviceName, sizeof(refHmdInfo->DisplayDeviceName));       
   }

   return 1;
}
LIBOVRWRAPPER_API int   OVR_PeekYPL(float* yaw, float* pitch, float* roll)
{
      if (!bInited)
   {
      return 0;
   }

   Quatf hmdOrient = pSensorFusion.GetOrientation();
   hmdOrient.GetEulerAngles<Axis_Y, Axis_X, Axis_Z>(yaw, pitch, roll);

   return 1;
}

LIBOVRWRAPPER_API int OVR_Peek(float* w, float* x, float* y,float * z)
{
   if (!bInited)
   {
      return 0;
   }

   Quatf hmdOrient = pSensorFusion.GetOrientation();
   *w = hmdOrient.w;
   *x = hmdOrient.x;
   *y = hmdOrient.y;
   *z = hmdOrient.z;

   //hmdOrient.GetEulerAngles<Axis_Y, Axis_X, Axis_Z>(yaw, pitch, roll);

   return 1;
}

#ifdef LIBOVRWRAPPER_EXPORTS
   #if defined __cplusplus
      #define LIBOVRWRAPPER_API extern "C" __declspec(dllexport)
   #else
      #define LIBOVRWRAPPER_API __declspec(dllexport)
   #endif
#else
   #if defined __cplusplus
      #define LIBOVRWRAPPER_API extern "C" __declspec(dllimport)
   #else
      #define LIBOVRWRAPPER_API __declspec(dllimport)
   #endif
#endif

struct OVR_HMDInfo
{   
   unsigned      HResolution;
   unsigned      VResolution;
    float         HScreenSize;
   float         VScreenSize;
    float         VScreenCenter;
    float         EyeToScreenDistance;
    float         LensSeparationDistance;
    float         InterpupillaryDistance;
    float         DistortionK[4];
    int           DesktopX;
   int           DesktopY;
    char          DisplayDeviceName[32];
};


LIBOVRWRAPPER_API int   OVR_Init();
LIBOVRWRAPPER_API void  OVR_Exit();
LIBOVRWRAPPER_API int   OVR_QueryHMD(struct OVR_HMDInfo* refHmdInfo);
LIBOVRWRAPPER_API int   OVR_Peek(float* w, float* x, float* y,float * z);
LIBOVRWRAPPER_API int   OVR_PeekYPL(float* yaw, float* pitch, float* roll);

Answer 1

您的问题很难理解，因为它没有任何关于您尝试过的内容，哪些内容不起作用的真实细节等。

看起来你正试图“运行”一个DLL，这是不可能的。 DLL必须由另一个应用程序加载。所以你会有一个可加载这个DLL的可执行文件，并调用它的OVR_Init和OVR_Exit函数。

如何运行DLL Project

包括＆＃34; stdafx.h＆＃34;

包括＆＃34; stdafx.h＆＃34;

1 个答案: