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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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|
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#ifndef __LS_GIG_PROFILER_H__ |
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#define __LS_GIG_PROFILER_H__ |
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|
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#include <stdio.h> |
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|
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#include "../../common/global.h" |
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#include "../../common/RTMath.h" |
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|
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namespace LinuxSampler { namespace gig { |
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|
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/** @brief Synthesis Profiler |
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* |
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* Provides a benchmark algorithm to return a somewhat abstract Bogo |
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* Voices value to reflect the voice count limit of the running system |
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* with the given instrument patch und circumstances. Note that the |
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* real voice count limitation will in practice be lower than this Bogo |
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* Voice value. |
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*/ |
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class Profiler { |
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public: |
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static void Reset(); |
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|
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static void enable(); |
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|
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static bool isEnabled() { |
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return bEnabled; |
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} |
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|
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static unsigned int GetBogoVoices( unsigned int SamplingFreq ); |
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|
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static RTMath::time_stamp_t Stamp( void ) |
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{ |
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return RTMath::CreateTimeStamp(); |
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} |
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|
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static void Record( RTMath::time_stamp_t start, |
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unsigned int samples, unsigned int skip ) |
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{ |
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RTMath::time_stamp_t stop = Stamp(); |
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profilingTime += (stop - start); |
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profilingSamples += (samples - skip); |
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} |
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|
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static void Calibrate( void ); |
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|
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private: |
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static unsigned long long profilingSamples; |
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static unsigned long long profilingTime; |
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static double tsPerSecond; |
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static bool bEnabled; |
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}; |
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|
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}} // namespace LinuxSampler::gig |
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|
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#endif // __LS_GIG_PROFILER_H__ |