[83] | 1 | /* |
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| 2 | * ---------------------------------------------------------------------- |
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| 3 | * INTERFACE: C Rappture Units Source |
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| 4 | * |
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| 5 | * ====================================================================== |
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| 6 | * AUTHOR: Derrick Kearney, Purdue University |
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[115] | 7 | * Copyright (c) 2004-2005 Purdue Research Foundation |
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| 8 | * |
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| 9 | * See the file "license.terms" for information on usage and |
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| 10 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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[83] | 11 | * ====================================================================== |
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| 12 | */ |
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| 13 | |
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[21] | 14 | #include "RpUnits.h" |
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| 15 | #include "RpUnitsCInterface.h" |
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[20] | 16 | |
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| 17 | #ifdef __cplusplus |
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| 18 | extern "C" { |
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| 19 | #endif |
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| 20 | |
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[104] | 21 | const RpUnits* |
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| 22 | rpDefineUnit(const char* unitSymbol, const RpUnits* basis) { |
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[83] | 23 | |
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[93] | 24 | return RpUnits::define(unitSymbol, basis); |
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| 25 | } |
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[20] | 26 | |
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[104] | 27 | const RpUnits* |
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| 28 | rpDefineConv( const RpUnits* fromUnit, |
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| 29 | const RpUnits* toUnit, |
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[93] | 30 | double (*convForwFxnPtr)(double), |
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| 31 | double (*convBackFxnPtr)(double) ) { |
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[76] | 32 | |
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[93] | 33 | return RpUnits::define(fromUnit,toUnit,convForwFxnPtr,convBackFxnPtr); |
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| 34 | } |
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[20] | 35 | |
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[104] | 36 | const RpUnits* |
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[93] | 37 | rpFind ( const char* key ) { |
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[83] | 38 | |
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[93] | 39 | return RpUnits::find(key); |
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| 40 | } |
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[20] | 41 | |
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[93] | 42 | const char* |
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[104] | 43 | rpGetUnits ( const RpUnits* unit ) { |
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[83] | 44 | |
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[93] | 45 | static std::string retVal; |
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| 46 | retVal = unit->getUnits(); |
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| 47 | return retVal.c_str(); |
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| 48 | } |
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[20] | 49 | |
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[93] | 50 | const char* |
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[104] | 51 | rpGetUnitsName ( const RpUnits* unit ) { |
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[83] | 52 | |
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[93] | 53 | static std::string retVal; |
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| 54 | retVal = unit->getUnitsName(); |
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| 55 | return retVal.c_str(); |
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| 56 | } |
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[20] | 57 | |
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[93] | 58 | double |
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[104] | 59 | rpGetExponent ( const RpUnits* unit ) { |
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[76] | 60 | |
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[93] | 61 | return unit->getExponent(); |
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| 62 | } |
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[20] | 63 | |
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[104] | 64 | const RpUnits* |
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| 65 | rpGetBasis ( const RpUnits* unit ) { |
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[83] | 66 | |
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[93] | 67 | return unit->getBasis(); |
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| 68 | } |
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[20] | 69 | |
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[93] | 70 | int |
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[104] | 71 | rpMakeMetric(const RpUnits* basis) { |
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[76] | 72 | |
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[93] | 73 | return RpUnits::makeMetric(basis); |
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| 74 | } |
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[20] | 75 | |
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[93] | 76 | const char* |
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| 77 | rpConvert ( const char* fromVal, |
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| 78 | const char* toUnitsName, |
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| 79 | int showUnits, |
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| 80 | int* result ) { |
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[76] | 81 | |
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[93] | 82 | static std::string retVal; |
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| 83 | retVal = RpUnits::convert(fromVal,toUnitsName,showUnits,result); |
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| 84 | return retVal.c_str(); |
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| 85 | } |
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[76] | 86 | |
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[93] | 87 | const char* |
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| 88 | rpConvertStr ( const char* fromVal, |
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| 89 | const char* toUnitsName, |
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| 90 | int showUnits, |
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| 91 | int* result ) { |
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[76] | 92 | |
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[93] | 93 | static std::string retVal; |
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| 94 | retVal = RpUnits::convert(fromVal,toUnitsName,showUnits,result); |
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| 95 | return retVal.c_str(); |
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| 96 | } |
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[76] | 97 | |
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[93] | 98 | const char* |
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[104] | 99 | rpConvert_ObjStr ( const RpUnits* fromUnits, |
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| 100 | const RpUnits* toUnits, |
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[93] | 101 | double val, |
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| 102 | int showUnits, |
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| 103 | int* result ) { |
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[76] | 104 | |
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[93] | 105 | static std::string retVal; |
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| 106 | retVal = fromUnits->convert(toUnits,val,showUnits,result); |
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| 107 | return retVal.c_str(); |
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| 108 | } |
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[83] | 109 | |
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[93] | 110 | double |
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| 111 | rpConvertDbl ( const char* fromVal, |
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| 112 | const char* toUnitsName, |
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| 113 | int* result ) { |
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[83] | 114 | |
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[93] | 115 | std::string convStr; |
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| 116 | double retVal = 0.0; |
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[20] | 117 | |
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[93] | 118 | convStr = RpUnits::convert(fromVal,toUnitsName,0,result); |
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[76] | 119 | |
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[93] | 120 | if (!convStr.empty()) { |
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| 121 | retVal = atof(convStr.c_str()); |
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[20] | 122 | } |
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| 123 | |
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[93] | 124 | return retVal; |
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| 125 | } |
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[76] | 126 | |
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[93] | 127 | double |
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[104] | 128 | rpConvert_ObjDbl ( const RpUnits* fromUnits, |
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| 129 | const RpUnits* toUnits, |
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[93] | 130 | double val, |
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| 131 | int* result ) { |
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[76] | 132 | |
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[93] | 133 | return fromUnits->convert(toUnits,val,result); |
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| 134 | } |
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[83] | 135 | |
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[93] | 136 | int rpAddPresets ( const char* presetName ) { |
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[20] | 137 | |
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[93] | 138 | return RpUnits::addPresets(presetName); |
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| 139 | } |
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[76] | 140 | |
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[20] | 141 | #ifdef __cplusplus |
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| 142 | } |
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| 143 | #endif |
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