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			61 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			61 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
|  | ///////////////////////////////////////////////////////////////////////////////////
 | ||
|  | // Copyright (C) 2023 Edouard Griffiths, F4EXB.                                  //
 | ||
|  | //                                                                               //
 | ||
|  | // This is the code from ft8mon: https://github.com/rtmrtmrtmrtm/ft8mon          //
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|  | // written by Robert Morris, AB1HL                                               //
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|  | // reformatted and adapted to Qt and SDRangel context                            //
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|  | //                                                                               //
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|  | // This program is free software; you can redistribute it and/or modify          //
 | ||
|  | // 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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|  | // This program 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                  //
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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             //
 | ||
|  | // along with this program. If not, see <http://www.gnu.org/licenses/>.          //
 | ||
|  | ///////////////////////////////////////////////////////////////////////////////////
 | ||
|  | #ifndef ft8plan_h
 | ||
|  | #define ft8plan_h
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|  | 
 | ||
|  | #include <fftw3.h>
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|  | #include <QMutex>
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|  | 
 | ||
|  | namespace FT8 | ||
|  | { | ||
|  | 
 | ||
|  | class Plan | ||
|  | { | ||
|  | public: | ||
|  |     Plan(int n); | ||
|  |     ~Plan(); | ||
|  | 
 | ||
|  |     int n_; | ||
|  |     int type_; | ||
|  | 
 | ||
|  |     //
 | ||
|  |     // real -> complex
 | ||
|  |     //
 | ||
|  |     fftwf_complex *c_; // (n_ / 2) + 1 of these
 | ||
|  |     float *r_;         // n_ of these
 | ||
|  |     fftwf_plan fwd_;   // forward plan
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|  |     fftwf_plan rev_;   // reverse plan
 | ||
|  | 
 | ||
|  |     //
 | ||
|  |     // complex -> complex
 | ||
|  |     //
 | ||
|  |     fftwf_complex *cc1_; // n
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|  |     fftwf_complex *cc2_; // n
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|  |     fftwf_plan cfwd_;    // forward plan
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|  |     fftwf_plan crev_;    // reverse plan
 | ||
|  |     // MEASURE=0, ESTIMATE=64, PATIENT=32
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|  |     static const int M_FFTW_TYPE = FFTW_ESTIMATE; | ||
|  | }; // Plan
 | ||
|  | 
 | ||
|  | } | ||
|  | 
 | ||
|  | #endif
 |