custom-board-bundle-sample-.../firmware/controllers/algo/advance_map.c

54 lines
1.7 KiB
C

/**
* @file advance_map.c
*
* @date Mar 27, 2013
* @author Andrey Belomutskiy, (c) 2012-2014
*
* This file is part of rusEfi - see http://rusefi.com
*
* rusEfi is free software; you can redistribute it and/or modify it under the terms of
* the GNU General Public License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* rusEfi 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
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with this program.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include "advance_map.h"
#include "interpolation.h"
// that's for 'max' function
#include "idle_controller.h"
#include "engine_configuration.h"
#include "engine_math.h"
extern engine_configuration_s *engineConfiguration;
extern engine_configuration2_s *engineConfiguration2;
static float *timing_ptrs[AD_LOAD_COUNT];
static int initialized = FALSE;
float getBaseAdvance(int rpm, float engineLoad) {
chDbgAssert(initialized, "fuel map initialized", NULL);
return interpolate3d(engineLoad, engineConfiguration->ignitionLoadBins, AD_LOAD_COUNT, rpm,
engineConfiguration->ignitionRpmBins,
AD_RPM_COUNT, timing_ptrs);
}
float getAdvance(int rpm, float engineLoad) {
if (isCrankingR(rpm))
return engineConfiguration->crankingChargeAngle;
return getBaseAdvance(rpm, engineLoad) + engineConfiguration->ignitionOffset;
}
void prepareTimingMap(void) {
for (int k = 0; k < FUEL_LOAD_COUNT; k++)
timing_ptrs[k] = engineConfiguration->fuelTable[k];
initialized = TRUE;
}