matt
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/*
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* File: InitCalcAtmosCOESA.c
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*
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* Code generated for Simulink model 'SIL'.
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*
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* Model version : 1.470
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* Simulink Coder version : 9.0 (R2018b) 24-May-2018
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* C/C++ source code generated on : Thu Oct 22 10:25:15 2020
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*/
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#include "rtwtypes.h"
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#include "COESA76DATA_MACRO.h"
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#include "COESAATMOS_MACRO.h"
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#include <math.h>
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#include "InitCalcAtmosCOESA.h"
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/* Initialize pressure and temperature tables. */
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void InitCalcAtmosCOESA(real_T *temperature76, real_T *pressureRatio76)
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{
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if (temperature76[0] != TEMPERATURE0 ) {
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int_T k;
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temperature76[0] = TEMPERATURE0;
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pressureRatio76[0] = 1.0;
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/* set up the data at the 1976 altitude breakpoints */
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for (k=0; k<(NUM1976PTS-1); k++) {
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if (tempGradient76[k] != 0.0) {
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temperature76[k+1] = temperature76[k] +
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tempGradient76[k]*(altitude76[k+1] - altitude76[k]);
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pressureRatio76[k+1] = pressureRatio76[k] *
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exp(log(temperature76[k]/temperature76[k+1]) * GMR/tempGradient76[k]);
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} else {
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temperature76[k+1] = temperature76[k];
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pressureRatio76[k+1] = pressureRatio76[k] *
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exp((-GMR)*(altitude76[k+1] - altitude76[k])/temperature76[k]);
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}
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}
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}
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}
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/*
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* File trailer for generated code.
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*
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* [EOF]
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*/
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