C++ (Cpp) CFreeFrameGLPlugin Examples

Example #1

File: FFGL.cpp Project: nosuchtim/MMTT1

DWORD instantiateGL(const FFGLViewportStruct *pGLViewport)
{
	NosuchDebug(1,"instantiateGL in FFGL.cpp called");
	if (g_CurrPluginInfo==NULL || pGLViewport==NULL)
    return FF_FAIL;

  // If the plugin is not initialized, initialize it
  if (s_pPrototype == NULL)
  {
		DWORD dwRet = initialise();

	  if ((dwRet == FF_FAIL) || (s_pPrototype == NULL))
      return FF_FAIL;
	}
		
	//get the instantiate function pointer
  FPCREATEINSTANCEGL *pInstantiate = g_CurrPluginInfo->GetFactoryMethod();

	CFreeFrameGLPlugin *pInstance = NULL;

  //call the instantiate function
  DWORD dwRet = pInstantiate(&pInstance);

  //make sure the instantiate call worked
  if ((dwRet == FF_FAIL) || (pInstance == NULL))
    return FF_FAIL;

	pInstance->m_pPlugin = pInstance;
		
	// Initializing instance with default values
	for (int i = 0; i < s_pPrototype->GetNumParams(); ++i)
  {
		//DWORD dwType = s_pPrototype->GetParamType(DWORD(i));
		void* pValue = s_pPrototype->GetParamDefault(DWORD(i));
		SetParameterStruct ParamStruct;
		ParamStruct.ParameterNumber = DWORD(i);
		memcpy(&ParamStruct.NewParameterValue, pValue, 4);
		dwRet = pInstance->SetParameter(&ParamStruct);
		if (dwRet == FF_FAIL)
    {
      //SetParameter failed, delete the instance
      delete pInstance;
      return FF_FAIL;
    }
	}

	//call the InitGL method
  if (pInstance->InitGL(pGLViewport)==FF_SUCCESS)
  {
    //succes? we're done.
    return (DWORD)pInstance;
  }

  //InitGL failed, delete the instance
  pInstance->DeInitGL();
  delete pInstance;

  return FF_FAIL;
}

Example #2

File: FFGL.cpp Project: OlegPotiy/FFGLTriangleMX

DWORD deInstantiateGL(void *instanceID)
{
  CFreeFrameGLPlugin *p = (CFreeFrameGLPlugin *)instanceID;

	if (p != NULL)
  {
    p->DeInitGL();
		delete p;

		return FF_SUCCESS;
	}

	return FF_FAIL;
}

Example #3

File: FFGL.cpp Project: nosuchtim/MMTT1

DWORD deInstantiateGL(void *instanceID)
{
	NosuchDebug("deInstantiateGL in FFGL.cpp called");
	CFreeFrameGLPlugin *p = (CFreeFrameGLPlugin *)instanceID;

	if (p != NULL) {
		p->DeInitGL();
		delete p;

		return FF_SUCCESS;
	}

	return FF_FAIL;
}

Example #4

File: FFGL.cpp Project: OlegPotiy/FFGLTriangleMX

   plugMainUnion plugMain(DWORD functionCode, DWORD inputValue, DWORD instanceID)

#endif	

{
	plugMainUnion retval;

	// declare pPlugObj - pointer to this instance
	CFreeFrameGLPlugin* pPlugObj;

	// typecast DWORD into pointer to a CFreeFrameGLPlugin
	pPlugObj = (CFreeFrameGLPlugin*) instanceID;

	switch (functionCode) {

	case FF_GETINFO:
		retval.PISvalue = (PluginInfoStruct*)getInfo();
		break;

	case FF_INITIALISE:
		retval.ivalue = initialise();
		break;

	case FF_DEINITIALISE:
		retval.ivalue = deInitialise();	
		break;

	case FF_GETNUMPARAMETERS:
		retval.ivalue = getNumParameters();
		break;

	case FF_GETPARAMETERNAME:
		retval.svalue = getParameterName(inputValue);
		break;
	
	case FF_GETPARAMETERDEFAULT:
		retval.ivalue = getParameterDefault(inputValue);
		break;

	case FF_GETPLUGINCAPS:
		retval.ivalue = getPluginCaps(inputValue);
		break;

	case FF_GETEXTENDEDINFO: 
		retval.ivalue = (DWORD) getExtendedInfo();
		break;

	case FF_GETPARAMETERTYPE:		
		retval.ivalue = getParameterType(inputValue);
		break;

	case FF_GETPARAMETERDISPLAY:
		if (pPlugObj != NULL) 
			retval.svalue = pPlugObj->GetParameterDisplay(inputValue);
		else
			retval.svalue = (char*)FF_FAIL;
		break;
		
	case FF_SETPARAMETER:
		if (pPlugObj != NULL)
			retval.ivalue = pPlugObj->SetParameter((const SetParameterStruct*) inputValue);
		else
			retval.ivalue = FF_FAIL;
		break;
	
	case FF_GETPARAMETER:
		if (pPlugObj != NULL) 
			retval.ivalue = pPlugObj->GetParameter(inputValue);
		else 
			retval.ivalue = FF_FAIL;
		break;
		
  case FF_INSTANTIATEGL:
    retval.ivalue = (DWORD)instantiateGL((const FFGLViewportStruct *)inputValue);
    break;

  case FF_DEINSTANTIATEGL:
    if (pPlugObj != NULL)
			retval.ivalue = deInstantiateGL(pPlugObj);
		else
			retval.ivalue = FF_FAIL;
    break;
	
	case FF_GETIPUTSTATUS:
		if (pPlugObj != NULL)
			retval.ivalue = pPlugObj->GetInputStatus(inputValue);
		else
			retval.ivalue = FF_FAIL;
		break;

  case FF_PROCESSOPENGL:
    if (pPlugObj != NULL)
    {
      ProcessOpenGLStruct *pogls = (ProcessOpenGLStruct *)inputValue;
      if (pogls!=NULL)
        retval.ivalue = pPlugObj->ProcessOpenGL(pogls);
      else
        retval.ivalue = FF_FAIL;
    }
		else
			retval.ivalue = FF_FAIL;
		break;

  case FF_SETTIME:
    if (pPlugObj != NULL)
    {
      double *inputTime = (double *)inputValue;
      if (inputTime!=NULL)
        retval.ivalue = pPlugObj->SetTime(*inputTime);
      else
        retval.ivalue = FF_FAIL;
    }
		else
			retval.ivalue = FF_FAIL;
		break;

  //these old FF functions must always fail for FFGL plugins
	case FF_INSTANTIATE:
  case FF_DEINSTANTIATE:
	case FF_PROCESSFRAME:
  case FF_PROCESSFRAMECOPY:
	default:
		retval.ivalue = FF_FAIL;
		break;
	}
	
	return retval;
}