57 lines
1.8 KiB
C
57 lines
1.8 KiB
C
/**
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* @file advance_map.c
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*
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* @date Mar 27, 2013
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* @author Andrey Belomutskiy, (c) 2012-2014
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*
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* This file is part of rusEfi - see http://rusefi.com
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*
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* rusEfi is free software; you can redistribute it and/or modify it under the terms of
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* the GNU General Public License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* rusEfi is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
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* even the implied warranty of 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 along with this program.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "advance_map.h"
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#include "interpolation.h"
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// that's for 'max' function
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#include "idle_controller.h"
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#include "engine_configuration.h"
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#include "engine_math.h"
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extern engine_configuration_s *engineConfiguration;
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//extern engine_configuration2_s *engineConfiguration2;
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static float *timing_ptrs[AD_LOAD_COUNT];
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static int initialized = FALSE;
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float getBaseAdvance(int rpm, float engineLoad) {
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chDbgAssert(initialized, "fuel map initialized", NULL);
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return interpolate3d(engineLoad, engineConfiguration->ignitionLoadBins, AD_LOAD_COUNT, rpm,
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engineConfiguration->ignitionRpmBins,
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AD_RPM_COUNT, timing_ptrs);
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}
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float getAdvance(int rpm, float engineLoad) {
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float angle;
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if (isCrankingR(rpm)) {
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angle = engineConfiguration->crankingTimingAngle;
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} else {
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angle = getBaseAdvance(rpm, engineLoad);
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}
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return fixAngle(angle + engineConfiguration->ignitionOffset);
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}
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void prepareTimingMap(void) {
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for (int k = 0; k < AD_LOAD_COUNT; k++)
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timing_ptrs[k] = engineConfiguration->ignitionTable[k];
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initialized = TRUE;
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}
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