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			119 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| ///////////////////////////////////////////////////////////////////////////////////
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| // Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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| // written by Christian Daniel                                                   //
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| // Copyright (C) 2017-2018, 2020 Edouard Griffiths, F4EXB <f4exb06@gmail.com>    //
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| // Copyright (C) 2023 Jon Beniston, M7RCE <jon@beniston.com>                     //
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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 as version 3 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 V3 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, see <http://www.gnu.org/licenses/>.          //
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| ///////////////////////////////////////////////////////////////////////////////////
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| 
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| #include <QDebug>
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| 
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| #include "dsp/fftengine.h"
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| #ifdef USE_KISSFFT
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| #include "dsp/kissengine.h"
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| #endif
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| #ifdef USE_FFTW
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| #include "dsp/fftwengine.h"
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| #endif
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| #ifdef VKFFT_BACKEND
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| #if VKFFT_BACKEND==0
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| #include "dsp/vulkanvkfftengine.h"
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| #elif VKFFT_BACKEND==1
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| #include "dsp/cudavkfftengine.h"
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| #endif
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| #endif
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| 
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| QStringList FFTEngine::m_allAvailableEngines;
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| 
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| FFTEngine::~FFTEngine()
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| {
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| }
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| 
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| FFTEngine* FFTEngine::create(const QString& fftWisdomFileName, const QString& preferredEngine)
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| {
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|     QStringList allNames = getAllNames();
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|     QString engine;
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| 
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|     if (allNames.size() == 0)
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|     {
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|         // No engines available
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| 	   qCritical("FFTEngine::create: no engine built");
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| 	   return nullptr;
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|     }
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|     else if (!preferredEngine.isEmpty() && allNames.contains(preferredEngine))
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|     {
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|         // Use the preferred engine
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|         engine = preferredEngine;
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|     }
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|     else
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|     {
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|         // Use first available
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|         engine = allNames[0];
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|     }
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| 
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| 	qDebug("FFTEngine::create: using %s engine", qPrintable(engine));
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| 
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| #ifdef VKFFT_BACKEND
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| #if VKFFT_BACKEND==0
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|     if (engine == VulkanvkFFTEngine::m_name) {
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| 	    return new VulkanvkFFTEngine();
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|     }
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| #endif
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| #if VKFFT_BACKEND==1
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|     if (engine == CUDAvkFFTEngine::m_name) {
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| 	    return new CUDAvkFFTEngine();
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|     }
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| #endif
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| #endif
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| #ifdef USE_FFTW
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| 	if (engine == FFTWEngine::m_name) {
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| 	    return new FFTWEngine(fftWisdomFileName);
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|     }
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| #endif
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| #ifdef USE_KISSFFT
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|     if (engine == KissEngine::m_name) {
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| 	    return new KissEngine;
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|     }
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| #endif
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|     return nullptr;
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| }
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| 
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| QStringList FFTEngine::getAllNames()
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| {
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|     if (m_allAvailableEngines.size() == 0)
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|     {
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| #ifdef USE_FFTW
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|         m_allAvailableEngines.append(FFTWEngine::m_name);
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| #endif
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| #ifdef USE_KISSFFT
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|         m_allAvailableEngines.append(KissEngine::m_name);
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| #endif
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| #ifdef VKFFT_BACKEND
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| #if VKFFT_BACKEND==0
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|         VulkanvkFFTEngine vulkanvkFFT;
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|         if (vulkanvkFFT.isAvailable()) {
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|             m_allAvailableEngines.append(vulkanvkFFT.getName());
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|         }
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| #elif VKFFT_BACKEND==1
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|         CUDAvkFFTEngine cudavkFFT;
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|         if (cudavkFFT.isAvailable()) {
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|             m_allAvailableEngines.append(cudavkFFT.getName());
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|         }
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| #endif
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| #endif
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|     }
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|     return m_allAvailableEngines;
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| }
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