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https://github.com/slsdetectorgroup/slsDetectorPackage.git
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37 lines
1.2 KiB
C
Executable File
37 lines
1.2 KiB
C
Executable File
#include "common.h"
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#include "clogger.h"
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#include "sls_detector_defs.h"
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int ConvertToDifferentRange(int inputMin, int inputMax, int outputMin, int outputMax,
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int inputValue, int* outputValue) {
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LOG(logDEBUG1, (" Input Value: %d (Input:(%d - %d), Output:(%d - %d))\n",
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inputValue, inputMin, inputMax, outputMin, outputMax));
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// validate within bounds
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// eg. MAX1932 range is v(60 - 200) to dac(255 - 1), here inputMin > inputMax (when dac to voltage)
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int smaller = inputMin;
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int bigger = inputMax;
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if (smaller > bigger) {
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smaller = inputMax;
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bigger = inputMin;
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}
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if ((inputValue < smaller) || (inputValue > bigger)) {
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LOG(logERROR, ("Input Value is outside bounds (%d to %d): %d\n", smaller, bigger, inputValue));
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*outputValue = -1;
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return FAIL;
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}
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double value = ((double)(inputValue - inputMin) * (double)(outputMax - outputMin))
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/ (double)(inputMax - inputMin) + outputMin;
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// double to integer conversion (if decimal places, round to integer)
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if ((value - (int)value) > 0.0001) {
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value += 0.5;
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}
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*outputValue = value;
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LOG(logDEBUG1, (" Converted Output Value: %d\n", *outputValue));
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return OK;
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}
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