1 | #include "scalar_expr_node.hpp" |
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2 | #include "type.hpp" |
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3 | #include "variable.hpp" |
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4 | #include "operator_expr.hpp" |
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5 | |
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6 | namespace xios |
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7 | { |
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8 | CScalarValExprNode::CScalarValExprNode(const std::string& strVal) |
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9 | : strVal(strVal) |
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10 | { /* Nothing to do */ } |
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11 | |
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12 | double CScalarValExprNode::reduce() const |
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13 | { |
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14 | CType<double> val; |
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15 | val.fromString(strVal); |
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16 | return val; |
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17 | } |
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18 | |
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19 | CScalarVarExprNode::CScalarVarExprNode(const std::string& varId) |
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20 | : varId(varId) |
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21 | { /* Nothing to do */ } |
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22 | |
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23 | double CScalarVarExprNode::reduce() const |
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24 | { |
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25 | // $missing_value will be replaced with NaN |
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26 | if (varId == "missing_value") |
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27 | { |
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28 | return std::numeric_limits<double>::quiet_NaN(); |
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29 | } |
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30 | else |
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31 | { |
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32 | if (!CVariable::has(varId)) |
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33 | ERROR("double CScalarVarExprNode::reduce() const", << "The variable " << varId << " does not exist."); |
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34 | |
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35 | return CVariable::get(varId)->getData<double>(); |
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36 | } |
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37 | } |
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38 | |
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39 | CScalarUnaryOpExprNode::CScalarUnaryOpExprNode(const std::string& opId, IScalarExprNode* child) |
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40 | : opId(opId) |
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41 | , child(child) |
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42 | { |
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43 | if (!child) |
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44 | ERROR("CScalarUnaryOpExprNode::CScalarUnaryOpExprNode(const std::string& opId, IScalarExprNode* child)", |
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45 | "Impossible to create the new expression node, an invalid child node was provided."); |
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46 | } |
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47 | |
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48 | double CScalarUnaryOpExprNode::reduce() const |
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49 | { |
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50 | COperatorExpr::functionScalar op = operatorExpr.getOpScalar(opId); |
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51 | return op(child->reduce()); |
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52 | } |
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53 | |
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54 | CScalarBinaryOpExprNode::CScalarBinaryOpExprNode(IScalarExprNode* child1, const std::string& opId, IScalarExprNode* child2) |
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55 | : child1(child1) |
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56 | , opId(opId) |
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57 | , child2(child2) |
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58 | { |
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59 | if (!child1 || !child2) |
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60 | ERROR("CScalarBinaryOpExprNode::CScalarBinaryOpExprNode(IScalarExprNode* child1, const std::string& opId, IScalarExprNode* child2)", |
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61 | "Impossible to create the new expression node, an invalid child node was provided."); |
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62 | } |
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63 | |
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64 | double CScalarBinaryOpExprNode::reduce() const |
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65 | { |
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66 | COperatorExpr::functionScalarScalar op = operatorExpr.getOpScalarScalar(opId); |
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67 | return op(child1->reduce(), child2->reduce()); |
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68 | } |
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69 | |
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70 | |
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71 | CScalarTernaryOpExprNode::CScalarTernaryOpExprNode(IScalarExprNode* child1, const std::string& opId, IScalarExprNode* child2, IScalarExprNode* child3) |
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72 | : child1(child1) |
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73 | , opId(opId) |
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74 | , child2(child2) |
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75 | , child3(child3) |
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76 | { |
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77 | if (!child1 || !child2 || !child3) |
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78 | ERROR("CScalarTernaryOpExprNode::CScalarTernaryOpExprNode(IScalarExprNode* child1, const std::string& opId, IScalarExprNode* child2, IScalarExprNode* child3)", |
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79 | "Impossible to create the new expression node, an invalid child node was provided."); |
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80 | } |
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81 | |
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82 | double CScalarTernaryOpExprNode::reduce() const |
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83 | { |
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84 | COperatorExpr::functionScalarScalarScalar op = operatorExpr.getOpScalarScalarScalar(opId); |
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85 | return op(child1->reduce(), child2->reduce(), child3->reduce()); |
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86 | } |
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87 | } |
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