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/****************************************************************************
* *
* OpenNI 1.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* OpenNI is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* OpenNI is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with OpenNI. If not, see <http://www.gnu.org/licenses/>. *
* *
****************************************************************************/
#ifndef __XN_MODULE_CPP_REGISTRATION_H__
#define __XN_MODULE_CPP_REGISTRATION_H__
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnModuleCppInterface.h"
#include <XnUtils.h>
using namespace xn;
//---------------------------------------------------------------------------
// Internal Macros
//---------------------------------------------------------------------------
/** Defines module instance name. */
#define _XN_MODULE_INST g_pTheModule
#define _CONCAT(a,b) a##b
inline XnModuleNodeHandle __ModuleNodeToHandle(xn::ModuleProductionNode* pNode)
{
return ((XnModuleNodeHandle)pNode);
}
#define __XN_EXPORT_NODE_COMMON(ExportedClass, ExportedName, Type) \
/** Create a static global instance. */ \
static ExportedClass* ExportedName = new ExportedClass(); \
\
void XN_CALLBACK_TYPE _CONCAT(ExportedClass,GetDescription)(XnProductionNodeDescription* pDescription) \
{ \
ExportedName->GetDescription(pDescription); \
} \
\
XnStatus XN_CALLBACK_TYPE _CONCAT(ExportedClass,EnumerateProductionTrees) \
(XnContext* pContext, XnNodeInfoList* pTreesList, XnEnumerationErrors* pErrors) \
{ \
Context context(pContext); \
NodeInfoList list(pTreesList); \
EnumerationErrors errors(pErrors); \
return ExportedName->EnumerateProductionTrees(context, list, pErrors == NULL ? NULL : &errors); \
} \
\
XnStatus XN_CALLBACK_TYPE _CONCAT(ExportedClass,Create)(XnContext* pContext, \
const XnChar* strInstanceName, \
const XnChar* strCreationInfo, \
XnNodeInfoList* pNeededTrees, \
const XnChar* strConfigurationDir, \
XnModuleNodeHandle* phInstance) \
{ \
xn::NodeInfoList* pNeeded = NULL; \
if (pNeededTrees != NULL) \
{ \
pNeeded = XN_NEW(xn::NodeInfoList, pNeededTrees); \
} \
ModuleProductionNode* pNode; \
Context context(pContext); \
XnStatus nRetVal = ExportedName->Create(context, strInstanceName, strCreationInfo, \
pNeeded, strConfigurationDir, &pNode); \
if (nRetVal != XN_STATUS_OK) \
{ \
XN_DELETE(pNeeded); \
return (nRetVal); \
} \
*phInstance = __ModuleNodeToHandle(pNode); \
XN_DELETE(pNeeded); \
return (XN_STATUS_OK); \
} \
\
void XN_CALLBACK_TYPE _CONCAT(ExportedClass,Destroy)(XnModuleNodeHandle hInstance) \
{ \
ModuleProductionNode* pNode = (ModuleProductionNode*)hInstance; \
ExportedName->Destroy(pNode); \
} \
\
void XN_CALLBACK_TYPE _CONCAT(ExportedClass,GetExportedInterface)( \
XnModuleExportedProductionNodeInterface* pInterface) \
{ \
pInterface->GetDescription = _CONCAT(ExportedClass,GetDescription); \
pInterface->EnumerateProductionTrees = _CONCAT(ExportedClass,EnumerateProductionTrees); \
pInterface->Create = _CONCAT(ExportedClass,Create); \
pInterface->Destroy = _CONCAT(ExportedClass,Destroy); \
pInterface->GetInterface.General = __ModuleGetGetInterfaceFunc(Type); \
} \
\
static XnStatus _CONCAT(ExportedClass,RegisterResult) = \
_XN_MODULE_INST->AddExportedNode(_CONCAT(ExportedClass,GetExportedInterface));
#define _XN_EXPORT_NODE_COMMON(ExportedClass, Type) \
__XN_EXPORT_NODE_COMMON(ExportedClass, _g_##ExportedClass, Type)
//---------------------------------------------------------------------------
// Forward Declarations
//---------------------------------------------------------------------------
void XN_CALLBACK_TYPE __ModuleGetProductionNodeInterface(XnModuleProductionNodeInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetDeviceInterface(XnModuleDeviceInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetGeneratorInterface(XnModuleGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetMapGeneratorInterface(XnModuleMapGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetDepthGeneratorInterface(XnModuleDepthGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetImageGeneratorInterface(XnModuleImageGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetIRGeneratorInterface(XnModuleIRGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetUserGeneratorInterface(XnModuleUserGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetHandsGeneratorInterface(XnModuleHandsGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetGestureGeneratorInterface(XnModuleGestureGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetSceneAnalyzerInterface(XnModuleSceneAnalyzerInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetAudioGeneratorInterface(XnModuleAudioGeneratorInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetRecorderInterface(XnModuleRecorderInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetPlayerInterface(XnModulePlayerInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetCodecInterface(XnModuleCodecInterface* pInterface);
void XN_CALLBACK_TYPE __ModuleGetScriptNodeInterface(XnModuleScriptNodeInterface* pInterface);
//---------------------------------------------------------------------------
// Utility Macros
//---------------------------------------------------------------------------
typedef void (XN_CALLBACK_TYPE *GetInterfaceFuncPtr)(void* pInterface);
static GetInterfaceFuncPtr __ModuleGetGetInterfaceFunc(XnProductionNodeType type)
{
// start with concrete type
if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_DEVICE))
return (GetInterfaceFuncPtr)__ModuleGetDeviceInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_DEPTH))
return (GetInterfaceFuncPtr)__ModuleGetDepthGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_IMAGE))
return (GetInterfaceFuncPtr)__ModuleGetImageGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_IR))
return (GetInterfaceFuncPtr)__ModuleGetIRGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_USER))
return (GetInterfaceFuncPtr)__ModuleGetUserGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_GESTURE))
return (GetInterfaceFuncPtr)__ModuleGetGestureGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_SCENE))
return (GetInterfaceFuncPtr)__ModuleGetSceneAnalyzerInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_AUDIO))
return (GetInterfaceFuncPtr)__ModuleGetAudioGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_RECORDER))
return (GetInterfaceFuncPtr)__ModuleGetRecorderInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_PLAYER))
return (GetInterfaceFuncPtr)__ModuleGetPlayerInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_HANDS))
return (GetInterfaceFuncPtr)__ModuleGetHandsGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_CODEC))
return (GetInterfaceFuncPtr)__ModuleGetCodecInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_SCRIPT))
return (GetInterfaceFuncPtr)__ModuleGetScriptNodeInterface;
// and continue with abstract ones
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_MAP_GENERATOR))
return (GetInterfaceFuncPtr)__ModuleGetMapGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_GENERATOR))
return (GetInterfaceFuncPtr)__ModuleGetGeneratorInterface;
else if (xnIsTypeDerivedFrom(type, XN_NODE_TYPE_PRODUCTION_NODE))
return (GetInterfaceFuncPtr)__ModuleGetProductionNodeInterface;
// unknown
XN_ASSERT(FALSE);
return NULL;
}
/** Exports an OpenNI module from the DLL. */
#if XN_PLATFORM_SUPPORTS_DYNAMIC_LIBS
#define XN_EXPORT_MODULE(ModuleClass) \
/** Declare the static variable */ \
ModuleClass __moduleInstance; \
Module* _XN_MODULE_INST = &__moduleInstance;
#else
#define XN_EXPORT_MODULE(ModuleClass) \
/** Declare the static variable */ \
static ModuleClass __moduleInstance; \
static Module* _XN_MODULE_INST = &__moduleInstance;
#endif
/** Exports a node from the DLL. */
#define XN_EXPORT_NODE(ExportedClass, nodeType) \
_XN_EXPORT_NODE_COMMON(ExportedClass, nodeType)
/** Exports a device node from the DLL. */
#define XN_EXPORT_DEVICE(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_DEVICE)
/** Exports a depth generator from the DLL. */
#define XN_EXPORT_DEPTH(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_DEPTH)
/** Exports an image generator from the DLL. */
#define XN_EXPORT_IMAGE(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_IMAGE)
/** Exports an IR generator from the DLL. */
#define XN_EXPORT_IR(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_IR)
#define XN_EXPORT_USER(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_USER)
#define XN_EXPORT_HANDS(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_HANDS)
#define XN_EXPORT_GESTURE(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_GESTURE)
#define XN_EXPORT_SCENE(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_SCENE)
/** Exports an Audio generator from the DLL. */
#define XN_EXPORT_AUDIO(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_AUDIO)
/** Exports a Recorder from the DLL. */
#define XN_EXPORT_RECORDER(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_RECORDER)
/** Exports a Player from the DLL. */
#define XN_EXPORT_PLAYER(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_PLAYER)
#define XN_EXPORT_CODEC(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_CODEC)
#define XN_EXPORT_SCRIPT(ExportedClass) \
_XN_EXPORT_NODE_COMMON(ExportedClass, XN_NODE_TYPE_SCRIPT)
//---------------------------------------------------------------------------
// Exported C functions
//---------------------------------------------------------------------------
#if XN_PLATFORM_SUPPORTS_DYNAMIC_LIBS
#include <XnModuleCFunctions.h>
#define XN_MODULE_FUNC_TYPE XN_C_API_EXPORT
extern Module* _XN_MODULE_INST;
#else
#define XN_MODULE_FUNC_TYPE static
static Module* _XN_MODULE_INST;
#endif
XN_MODULE_FUNC_TYPE XnStatus XN_C_DECL XN_MODULE_LOAD()
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = _XN_MODULE_INST->Load();
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
XN_MODULE_FUNC_TYPE void XN_C_DECL XN_MODULE_UNLOAD()
{
_XN_MODULE_INST->Unload();
}
XN_MODULE_FUNC_TYPE XnUInt32 XN_C_DECL XN_MODULE_GET_EXPORTED_NODES_COUNT()
{
return _XN_MODULE_INST->GetExportedNodesCount();
}
XN_MODULE_FUNC_TYPE XnStatus XN_C_DECL XN_MODULE_GET_EXPORTED_NODES_ENTRY_POINTS(XnModuleGetExportedInterfacePtr* aEntryPoints, XnUInt32 nCount)
{
return _XN_MODULE_INST->GetExportedNodes(aEntryPoints, nCount);
}
XN_MODULE_FUNC_TYPE void XN_C_DECL XN_MODULE_GET_OPEN_NI_VERSION(XnVersion* pVersion)
{
pVersion->nMajor = XN_MAJOR_VERSION;
pVersion->nMinor = XN_MINOR_VERSION;
pVersion->nMaintenance = XN_MAINTENANCE_VERSION;
pVersion->nBuild = XN_BUILD_VERSION;
}
#if !XN_PLATFORM_SUPPORTS_DYNAMIC_LIBS
#include <XnUtils.h>
static XnOpenNIModuleInterface moduleInterface =
{
XN_MODULE_LOAD,
XN_MODULE_UNLOAD,
XN_MODULE_GET_EXPORTED_NODES_COUNT,
XN_MODULE_GET_EXPORTED_NODES_ENTRY_POINTS,
XN_MODULE_GET_OPEN_NI_VERSION
};
static XnStatus registerResult = xnRegisterModuleWithOpenNI(&moduleInterface, NULL, __FILE__);
#endif
#endif // __XN_MODULE_CPP_REGISTRATION_H__
|
