mirror of https://github.com/rusefi/rusefi-1.git
35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
/**
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* @file interpolation.h
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*
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* @date Oct 17, 2013
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* @author Andrey Belomutskiy, (c) 2012-2016
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*/
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#ifndef INTERPOLATION_3D_H_
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#define INTERPOLATION_3D_H_
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#include "datalogging.h"
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#define INTERPOLATION_A(x1, y1, x2, y2) ((y1 - y2) / (x1 - x2))
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int findIndex(const float array[], int size, float value);
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int findIndex2(const float array[], unsigned size, float value);
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float interpolate(float x1, float y1, float x2, float y2, float x);
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float interpolateMsg(const char *msg, float x1, float y1, float x2, float y2, float x);
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float interpolate2d(float value, float bin[], float values[], int size);
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float interpolate3d(float x, float xBin[], int xBinSize, float y, float yBin[], int yBinSize, float* map[]);
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void setTableValue(float bins[], float values[], int size, float key, float value);
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void initInterpolation(Logging *sharedLogger);
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class FastInterpolation {
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public:
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FastInterpolation();
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FastInterpolation(float x1, float y1, float x2, float y2);
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void init(float x1, float y1, float x2, float y2);
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float getValue(float x);
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private:
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float a, b;
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};
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#endif /* INTERPOLATION_3D_H_ */
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