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00040 #ifndef dimensionSet_H
00041 #define dimensionSet_H
00042
00043 #include "scalar.H"
00044 #include "bool.H"
00045 #include "dimensionedScalarFwd.H"
00046 #include "className.H"
00047
00048
00049
00050 namespace Foam
00051 {
00052
00053
00054
00055
00056
00057 class dimensionSet
00058 {
00059
00060 public:
00061
00062
00063
00064 enum
00065 {
00066 nDimensions = 7
00067 };
00068
00069
00070 enum dimensionType
00071 {
00072 MASS,
00073 LENGTH,
00074 TIME,
00075 TEMPERATURE,
00076 MOLES,
00077 CURRENT,
00078 LUMINOUS_INTENSITY
00079 };
00080
00081
00082
00083
00084 static const scalar smallExponent;
00085
00086
00087 private:
00088
00089
00090
00091
00092 scalar exponents_[nDimensions];
00093
00094
00095 public:
00096
00097
00098 ClassName("dimensionSet");
00099
00100
00101
00102
00103
00104
00105 dimensionSet
00106 (
00107 const scalar mass,
00108 const scalar length,
00109 const scalar time,
00110 const scalar temperature,
00111 const scalar moles,
00112 const scalar current,
00113 const scalar luminousIntensity
00114 );
00115
00116
00117
00118 dimensionSet
00119 (
00120 const scalar mass,
00121 const scalar length,
00122 const scalar time,
00123 const scalar temperature,
00124 const scalar moles
00125 );
00126
00127
00128 dimensionSet(Istream&);
00129
00130
00131
00132
00133 bool dimensionless() const;
00134 void reset(const dimensionSet&);
00135
00136
00137
00138
00139 scalar operator[](const dimensionType) const;
00140 scalar& operator[](const dimensionType);
00141 bool operator==(const dimensionSet&) const;
00142 bool operator!=(const dimensionSet&) const;
00143
00144 bool operator=(const dimensionSet&) const;
00145
00146 bool operator+=(const dimensionSet&) const;
00147 bool operator-=(const dimensionSet&) const;
00148 bool operator*=(const dimensionSet&);
00149 bool operator/=(const dimensionSet&);
00150
00151
00152
00153
00154 friend dimensionSet max(const dimensionSet&, const dimensionSet&);
00155 friend dimensionSet min(const dimensionSet&, const dimensionSet&);
00156 friend dimensionSet scale(const dimensionSet&, const dimensionSet&);
00157
00158 friend dimensionSet pow(const dimensionSet&, const scalar);
00159 friend dimensionSet pow(const dimensionSet&, const dimensionedScalar&);
00160 friend dimensionSet pow(const dimensionedScalar&, const dimensionSet&);
00161
00162 friend dimensionSet sqr(const dimensionSet&);
00163 friend dimensionSet pow3(const dimensionSet&);
00164 friend dimensionSet pow4(const dimensionSet&);
00165
00166 friend dimensionSet sqrt(const dimensionSet&);
00167 friend dimensionSet magSqr(const dimensionSet&);
00168 friend dimensionSet mag(const dimensionSet&);
00169 friend dimensionSet sign(const dimensionSet&);
00170 friend dimensionSet pos(const dimensionSet&);
00171 friend dimensionSet neg(const dimensionSet&);
00172
00173
00174
00175
00176 friend dimensionSet operator-(const dimensionSet&);
00177
00178 friend dimensionSet operator+
00179 (
00180 const dimensionSet&,
00181 const dimensionSet&
00182 );
00183
00184 friend dimensionSet operator-
00185 (
00186 const dimensionSet&,
00187 const dimensionSet&
00188 );
00189
00190 friend dimensionSet operator*
00191 (
00192 const dimensionSet&,
00193 const dimensionSet&
00194 );
00195
00196 friend dimensionSet operator/
00197 (
00198 const dimensionSet&,
00199 const dimensionSet&
00200 );
00201
00202 friend dimensionSet operator&
00203 (
00204 const dimensionSet&,
00205 const dimensionSet&
00206 );
00207
00208 friend dimensionSet operator^
00209 (
00210 const dimensionSet&,
00211 const dimensionSet&
00212 );
00213
00214 friend dimensionSet operator&&
00215 (
00216 const dimensionSet&,
00217 const dimensionSet&
00218 );
00219
00220
00221
00222
00223 friend Istream& operator>>(Istream&, dimensionSet&);
00224 friend Ostream& operator<<(Ostream&, const dimensionSet&);
00225 };
00226
00227
00228
00229
00230 }
00231
00232
00233
00234 #include "dimensionSets.H"
00235
00236
00237
00238 #endif
00239
00240