diff options
| author | Bryan Galdrikian <[email protected]> | 2018-05-31 11:36:08 -0700 |
|---|---|---|
| committer | Bryan Galdrikian <[email protected]> | 2018-05-31 11:36:08 -0700 |
| commit | 7115f60b91b5717d90f643fd692010905c7004db (patch) | |
| tree | effd68c6978751c517d54c2f2bb5bb6e7dc93e18 /sdk/common/NvBlastTime.h | |
| parent | Updating BlastTool zip (diff) | |
| download | blast-7115f60b91b5717d90f643fd692010905c7004db.tar.xz blast-7115f60b91b5717d90f643fd692010905c7004db.zip | |
Blast 1.1.3. See docs/release_notes.txt.v1.1.3_rc1
Diffstat (limited to 'sdk/common/NvBlastTime.h')
| -rwxr-xr-x[-rw-r--r--] | sdk/common/NvBlastTime.h | 242 |
1 files changed, 121 insertions, 121 deletions
diff --git a/sdk/common/NvBlastTime.h b/sdk/common/NvBlastTime.h index 7c7a6ab..e3facf1 100644..100755 --- a/sdk/common/NvBlastTime.h +++ b/sdk/common/NvBlastTime.h @@ -1,121 +1,121 @@ -// 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 NVBLASTTIME_H -#define NVBLASTTIME_H - -#include "NvBlastTypes.h" - - -namespace Nv -{ -namespace Blast -{ - -class Time -{ -public: - Time() : m_lastTickCount(getTimeTicks()) {} - - int64_t getElapsedTicks() - { - const int64_t lastTickCount = m_lastTickCount; - m_lastTickCount = getTimeTicks(); - return m_lastTickCount - lastTickCount; - } - - int64_t peekElapsedTicks() const - { - return getTimeTicks() - m_lastTickCount; - } - - int64_t getLastTickCount() const - { - return m_lastTickCount; - } - - static double seconds(int64_t ticks) - { - return s_secondsPerTick * ticks; - } - -private: - int64_t getTimeTicks() const; - static double getTickDuration(); - - int64_t m_lastTickCount; - static const double s_secondsPerTick; -}; - -} // namespace Blast -} // namespace Nv - - -//////// Time inline functions for various platforms //////// - -#if NV_MICROSOFT_FAMILY - -#include "NvBlastIncludeWindows.h" - -NV_INLINE int64_t Nv::Blast::Time::getTimeTicks() const -{ - LARGE_INTEGER a; - QueryPerformanceCounter(&a); - return a.QuadPart; -} - -NV_INLINE double Nv::Blast::Time::getTickDuration() -{ - LARGE_INTEGER a; - QueryPerformanceFrequency(&a); - return 1.0 / (double)a.QuadPart; -} - -#elif NV_UNIX_FAMILY - -#include <time.h> - -NV_INLINE int64_t Nv::Blast::Time::getTimeTicks() const -{ - struct timespec mCurrTimeInt; - clock_gettime(CLOCK_REALTIME, &mCurrTimeInt); - return (static_cast<int64_t>(mCurrTimeInt.tv_sec) * 1000000000) + (static_cast<int64_t>(mCurrTimeInt.tv_nsec)); -} - -NV_INLINE double Nv::Blast::Time::getTickDuration() -{ - return 1.e-9; -} - -#elif NV_PS4 - -#include "ps4/NvBlastTimePS4.h" - -#endif - -#endif // #ifndef NVBLASTTIME_H +// 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 NVBLASTTIME_H
+#define NVBLASTTIME_H
+
+#include "NvBlastTypes.h"
+
+
+namespace Nv
+{
+namespace Blast
+{
+
+class Time
+{
+public:
+ Time() : m_lastTickCount(getTimeTicks()) {}
+
+ int64_t getElapsedTicks()
+ {
+ const int64_t lastTickCount = m_lastTickCount;
+ m_lastTickCount = getTimeTicks();
+ return m_lastTickCount - lastTickCount;
+ }
+
+ int64_t peekElapsedTicks() const
+ {
+ return getTimeTicks() - m_lastTickCount;
+ }
+
+ int64_t getLastTickCount() const
+ {
+ return m_lastTickCount;
+ }
+
+ static double seconds(int64_t ticks)
+ {
+ return s_secondsPerTick * ticks;
+ }
+
+private:
+ int64_t getTimeTicks() const;
+ static double getTickDuration();
+
+ int64_t m_lastTickCount;
+ static const double s_secondsPerTick;
+};
+
+} // namespace Blast
+} // namespace Nv
+
+
+//////// Time inline functions for various platforms ////////
+
+#if NV_MICROSOFT_FAMILY
+
+#include "NvBlastIncludeWindows.h"
+
+NV_INLINE int64_t Nv::Blast::Time::getTimeTicks() const
+{
+ LARGE_INTEGER a;
+ QueryPerformanceCounter(&a);
+ return a.QuadPart;
+}
+
+NV_INLINE double Nv::Blast::Time::getTickDuration()
+{
+ LARGE_INTEGER a;
+ QueryPerformanceFrequency(&a);
+ return 1.0 / (double)a.QuadPart;
+}
+
+#elif NV_UNIX_FAMILY
+
+#include <time.h>
+
+NV_INLINE int64_t Nv::Blast::Time::getTimeTicks() const
+{
+ struct timespec mCurrTimeInt;
+ clock_gettime(CLOCK_REALTIME, &mCurrTimeInt);
+ return (static_cast<int64_t>(mCurrTimeInt.tv_sec) * 1000000000) + (static_cast<int64_t>(mCurrTimeInt.tv_nsec));
+}
+
+NV_INLINE double Nv::Blast::Time::getTickDuration()
+{
+ return 1.e-9;
+}
+
+#elif NV_PS4
+
+#include "ps4/NvBlastTimePS4.h"
+
+#endif
+
+#endif // #ifndef NVBLASTTIME_H
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