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/*------------------------------------------------------------------------------
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-- Solar Orbiter's Low Frequency Receiver Flight Software (LFR FSW),
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-- This file is a part of the LFR FSW
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-- Copyright (C) 2012-2018, Plasma Physics Laboratory - CNRS
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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, MA 02111-1307 USA
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-------------------------------------------------------------------------------*/
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/*-- Author : Paul Leroy
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-- Contact : Alexis Jeandet
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-- Mail : alexis.jeandet@lpp.polytechnique.fr
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----------------------------------------------------------------------------*/
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#define NB_VALUES_PER_SM 25
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#define NB_BINS_PER_SM 128
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#define NB_BINS_COMPRESSED_SM_F0 11
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#define ASM_F0_INDICE_START 17 // 88 bins
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#define NB_BINS_TO_AVERAGE_ASM_F0 8
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void ASM_reorganize_and_divide( float *averaged_spec_mat, float *averaged_spec_mat_reorganized, float divider )
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{
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int frequencyBin;
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int asmComponent;
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unsigned int offsetASM;
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unsigned int offsetASMReorganized;
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// BUILD DATA
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for (asmComponent = 0; asmComponent < NB_VALUES_PER_SM; asmComponent++)
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{
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for( frequencyBin = 0; frequencyBin < NB_BINS_PER_SM; frequencyBin++ )
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{
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offsetASMReorganized =
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frequencyBin * NB_VALUES_PER_SM
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+ asmComponent;
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offsetASM =
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asmComponent * NB_BINS_PER_SM
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+ frequencyBin;
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averaged_spec_mat_reorganized[offsetASMReorganized ] =
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averaged_spec_mat[ offsetASM ] / divider;
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}
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}
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}
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void ASM_compress_reorganize_and_divide(float *averaged_spec_mat, float *compressed_spec_mat , float divider,
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unsigned char nbBinsCompressedMatrix, unsigned char nbBinsToAverage, unsigned char ASMIndexStart )
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{
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int frequencyBin;
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int asmComponent;
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int offsetASM;
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int offsetCompressed;
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int k;
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// BUILD DATA
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for (asmComponent = 0; asmComponent < NB_VALUES_PER_SM; asmComponent++)
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{
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for( frequencyBin = 0; frequencyBin < nbBinsCompressedMatrix; frequencyBin++ )
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{
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offsetCompressed = // NO TIME OFFSET
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frequencyBin * NB_VALUES_PER_SM
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+ asmComponent;
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offsetASM = // NO TIME OFFSET
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asmComponent * NB_BINS_PER_SM
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+ ASMIndexStart
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+ frequencyBin * nbBinsToAverage;
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compressed_spec_mat[ offsetCompressed ] = 0;
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for ( k = 0; k < nbBinsToAverage; k++ )
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{
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compressed_spec_mat[offsetCompressed ] =
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( compressed_spec_mat[ offsetCompressed ]
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+ averaged_spec_mat[ offsetASM + k ] );
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}
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compressed_spec_mat[ offsetCompressed ] =
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compressed_spec_mat[ offsetCompressed ] / (divider * nbBinsToAverage);
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}
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}
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}
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void extractReImVectors( float *inputASM, float *outputASM, unsigned int asmComponent )
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{
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unsigned int i;
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float re;
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float im;
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for (i=0; i<NB_BINS_PER_SM; i++){
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re = inputASM[ (asmComponent*NB_BINS_PER_SM) + i * 2 ];
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im = inputASM[ (asmComponent*NB_BINS_PER_SM) + i * 2 + 1];
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outputASM[ (asmComponent *NB_BINS_PER_SM) + i] = re;
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outputASM[ (asmComponent+1)*NB_BINS_PER_SM + i] = im;
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}
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}
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void ASM_patch( float *inputASM, float *outputASM )
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{
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extractReImVectors( inputASM, outputASM, 1); // b1b2
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extractReImVectors( inputASM, outputASM, 3 ); // b1b3
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extractReImVectors( inputASM, outputASM, 5 ); // b1e1
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extractReImVectors( inputASM, outputASM, 7 ); // b1e2
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extractReImVectors( inputASM, outputASM, 10 ); // b2b3
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extractReImVectors( inputASM, outputASM, 12 ); // b2e1
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extractReImVectors( inputASM, outputASM, 14 ); // b2e2
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extractReImVectors( inputASM, outputASM, 17 ); // b3e1
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extractReImVectors( inputASM, outputASM, 19 ); // b3e2
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extractReImVectors( inputASM, outputASM, 22 ); // e1e2
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}
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