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// This code contains NVIDIA Confidential Information and is disclosed to you
// under a form of NVIDIA software license agreement provided separately to you.
//
// Notice
// NVIDIA Corporation and its licensors retain all intellectual property and
// proprietary rights in and to this software and related documentation and
// any modifications thereto. Any use, reproduction, disclosure, or
// distribution of this software and related documentation without an express
// license agreement from NVIDIA Corporation is strictly prohibited.
//
// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
//
// Information and code furnished is believed to be accurate and reliable.
// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
// information or for any infringement of patents or other rights of third parties that may
// result from its use. No license is granted by implication or otherwise under any patent
// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
// This code supersedes and replaces all information previously supplied.
// NVIDIA Corporation products are not authorized for use as critical
// components in life support devices or systems without express written approval of
// NVIDIA Corporation.
//
// Copyright (c) 2016-2018 NVIDIA Corporation. All rights reserved.
#ifndef UTILS_H
#define UTILS_H
#include "PsString.h"
#include <string>
#include <iostream>
#include <vector>
#include <map>
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
namespace Nv
{
namespace Blast
{
///////////////////////////////////////////////////////////////////////////
template<class T>
PX_INLINE bool isNull(const T* p) { return nullptr == p; }
template<class Releasable, class Releaser> class ScopedResource;
template<class Releasable, class Releaser>
PX_INLINE bool isNull(const ScopedResource<Releasable,Releaser>& p) { return !p; }
PX_INLINE bool isNullString(const char* pString)
{
return (nullptr == pString || pString[0] == '\0' || physx::shdfnd::strcmp(pString, "null") == 0);
}
template<class T>
PX_INLINE bool isValid(const T& p) { return !isNull(p.get()); }
PX_INLINE bool isValidString(const char* pString) { return !isNullString(pString); }
///////////////////////////////////////////////////////////////////////////
// Note: This is not a thread safe singleton class
template <class T>
class Singleton
{
// The fact that I cannot declare T a friend directly is rather absurd...
typedef T Type;
friend typename Singleton<T>::Type;
//////////////////////////////////////////////////////////////////////////////
public:
static T& instance()
{
static T _instance;
return _instance;
}
//////////////////////////////////////////////////////////////////////////////
private:
Singleton() { }
~Singleton() { };
Singleton(const Singleton&);
Singleton& operator=(const Singleton&);
};
//////////////////////////////////////////////////////////////////////////////
class FileUtils : public Singleton<FileUtils>
{
friend class Singleton<FileUtils>;
public:
void addAbsolutePath(const std::string&);
void addRelativePath(const std::string&);
void clearPaths();
//////////////////////////////////////////////////////////////////////////////
FILE* findFile(const std::string&, bool bVerbose = true);
std::string findPath(const std::string&, bool bVerbose = true);
bool find(const std::string&, FILE**, std::string*, bool bVerbose = true);
//////////////////////////////////////////////////////////////////////////////
const std::string& getCurrentPath() const
{
return mCurrentPath;
}
//////////////////////////////////////////////////////////////////////////////
static std::string getDirectory(const std::string&);
static std::string getFilename(const std::string&, bool bWithExtension = true);
static std::string getFileExtension(const std::string&);
//////////////////////////////////////////////////////////////////////////////
protected:
FileUtils();
//////////////////////////////////////////////////////////////////////////////
std::string mCurrentPath;
std::vector<std::string> mSearchPaths;
};
} // namespace Blast
} // namespace Nv
#endif
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