[642] | 1 | #ifndef __XIOS_FILTER_EXPR_NODE_HPP__ |
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| 2 | #define __XIOS_FILTER_EXPR_NODE_HPP__ |
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| 3 | |
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| 4 | #include <string> |
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| 5 | #include <boost/smart_ptr/scoped_ptr.hpp> |
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| 6 | #include "scalar_expr_node.hpp" |
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| 7 | |
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[1704] | 8 | #include "duration.hpp" |
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| 9 | |
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[642] | 10 | namespace xios |
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| 11 | { |
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| 12 | class COutputPin; |
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| 13 | class CGarbageCollector; |
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| 14 | class CField; |
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| 15 | |
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| 16 | /*! |
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| 17 | * Interface implemented by all the nodes of a tree representing an expression |
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| 18 | * which can be transformed into a filter graph representation. |
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| 19 | */ |
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| 20 | struct IFilterExprNode |
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| 21 | { |
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| 22 | /*! |
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| 23 | * Builds a filter graph corresponding to the expression tree. |
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| 24 | * |
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| 25 | * \param gc the garbage collector to associated with the filter graph |
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| 26 | * \param thisField the field to which the expression is attached |
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| 27 | * \return the output pin of the filter producing the result of the expression |
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| 28 | */ |
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[1704] | 29 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const = 0; |
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[642] | 30 | }; |
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| 31 | |
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| 32 | /*! |
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| 33 | * Expression node corresponding to a field. |
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| 34 | */ |
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| 35 | class CFilterFieldExprNode : public IFilterExprNode |
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| 36 | { |
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| 37 | public: |
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| 38 | /*! |
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| 39 | * Constructs an expression node corresponding |
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| 40 | * to the field whose id is provided. |
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| 41 | * |
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| 42 | * \param fieldId the identifier of the field |
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| 43 | */ |
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| 44 | CFilterFieldExprNode(const std::string& fieldId); |
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| 45 | |
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[1704] | 46 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[642] | 47 | |
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| 48 | private: |
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| 49 | std::string fieldId; //!< The identifier of the field |
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| 50 | }; |
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| 51 | |
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| 52 | /*! |
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[643] | 53 | * Expression node corresponding to a field for which the result of |
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| 54 | * the temporal operation is requested instead of the instant value. |
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| 55 | */ |
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| 56 | class CFilterTemporalFieldExprNode : public IFilterExprNode |
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| 57 | { |
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| 58 | public: |
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| 59 | /*! |
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| 60 | * Constructs an expression node corresponding |
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| 61 | * to the field whose id is provided. |
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| 62 | * |
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| 63 | * \param fieldId the identifier of the field |
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| 64 | */ |
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| 65 | CFilterTemporalFieldExprNode(const std::string& fieldId); |
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| 66 | |
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[1704] | 67 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[643] | 68 | |
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| 69 | private: |
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| 70 | std::string fieldId; //!< The identifier of the field |
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| 71 | }; |
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| 72 | |
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| 73 | /*! |
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[642] | 74 | * Expression node corresponding to a unary operation on a field. |
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| 75 | */ |
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| 76 | class CFilterUnaryOpExprNode : public IFilterExprNode |
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| 77 | { |
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| 78 | public: |
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| 79 | /*! |
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| 80 | * Constructs an expression node corresponding to the specified unary operation |
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| 81 | * applied to the provided child node. |
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| 82 | * Note that the child node will be destroyed automatically when the parent node |
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| 83 | * is destroyed. |
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| 84 | * |
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| 85 | * \param opId the identifier of the operator |
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| 86 | * \param child the child node to which the operator is applied |
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| 87 | */ |
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| 88 | CFilterUnaryOpExprNode(const std::string& opId, IFilterExprNode* child); |
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| 89 | |
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[1704] | 90 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[642] | 91 | |
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| 92 | private: |
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| 93 | std::string opId; //!< The identifier of the field |
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| 94 | boost::scoped_ptr<IFilterExprNode> child; //!< The child node to which the operator is applied |
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| 95 | }; |
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| 96 | |
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| 97 | /*! |
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| 98 | * Expression node corresponding to a binary operation on a scalar and a field. |
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| 99 | */ |
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| 100 | class CFilterScalarFieldOpExprNode : public IFilterExprNode |
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| 101 | { |
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| 102 | public: |
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| 103 | /*! |
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| 104 | * Constructs an expression node corresponding to the specified binary operation |
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| 105 | * applied to the provided scalar and field child nodes. |
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| 106 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 107 | * is destroyed. |
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| 108 | * |
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| 109 | * \param child1 the scalar child node to which the operator is applied |
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| 110 | * \param opId the identifier of the operator |
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| 111 | * \param child2 the field child node to which the operator is applied |
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| 112 | */ |
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| 113 | CFilterScalarFieldOpExprNode(IScalarExprNode* child1, const std::string& opId, IFilterExprNode* child2); |
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| 114 | |
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[1704] | 115 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[642] | 116 | |
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| 117 | private: |
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| 118 | std::string opId; //!< The identifier of the field |
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| 119 | boost::scoped_ptr<IScalarExprNode> child1; //!< The scalar child node to which the operator is applied |
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| 120 | boost::scoped_ptr<IFilterExprNode> child2; //!< The field child node to which the operator is applied |
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| 121 | }; |
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| 122 | |
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| 123 | /*! |
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| 124 | * Expression node corresponding to a binary operation on a field and a scalar. |
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| 125 | */ |
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| 126 | class CFilterFieldScalarOpExprNode : public IFilterExprNode |
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| 127 | { |
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| 128 | public: |
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| 129 | /*! |
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| 130 | * Constructs an expression node corresponding to the specified binary operation |
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| 131 | * applied to the provided field and scalar child nodes. |
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| 132 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 133 | * is destroyed. |
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| 134 | * |
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| 135 | * \param child1 the field child node to which the operator is applied |
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| 136 | * \param opId the identifier of the operator |
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| 137 | * \param child2 the scalar child node to which the operator is applied |
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| 138 | */ |
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| 139 | CFilterFieldScalarOpExprNode(IFilterExprNode* child1, const std::string& opId, IScalarExprNode* child2); |
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| 140 | |
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[1704] | 141 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[642] | 142 | |
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| 143 | private: |
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| 144 | std::string opId; //!< The identifier of the field |
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| 145 | boost::scoped_ptr<IFilterExprNode> child1; //!< The field child node to which the operator is applied |
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| 146 | boost::scoped_ptr<IScalarExprNode> child2; //!< The scalar child node to which the operator is applied |
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| 147 | }; |
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| 148 | |
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| 149 | /*! |
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| 150 | * Expression node corresponding to a binary operation on two fields. |
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| 151 | */ |
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| 152 | class CFilterFieldFieldOpExprNode : public IFilterExprNode |
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| 153 | { |
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| 154 | public: |
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| 155 | /*! |
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| 156 | * Constructs an expression node corresponding to the specified binary operation |
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| 157 | * applied to the provided field child nodes. |
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| 158 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 159 | * is destroyed. |
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| 160 | * |
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| 161 | * \param opId the identifier of the operator |
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| 162 | * \param child1, child2 the field child nodes to which the operator is applied |
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| 163 | */ |
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| 164 | CFilterFieldFieldOpExprNode(IFilterExprNode* child1, const std::string& opId, IFilterExprNode* child2); |
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| 165 | |
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[1704] | 166 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[642] | 167 | |
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| 168 | private: |
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| 169 | std::string opId; //!< The identifier of the field |
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| 170 | boost::scoped_ptr<IFilterExprNode> child1, child2; //!< The field child nodes to which the operator is applied |
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| 171 | }; |
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[1158] | 172 | |
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| 173 | |
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| 174 | |
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| 175 | /*! |
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| 176 | * Expression node corresponding to a ternary operation on a scalar-scalar-field. |
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| 177 | */ |
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| 178 | class CFilterScalarScalarFieldOpExprNode : public IFilterExprNode |
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| 179 | { |
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| 180 | public: |
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| 181 | /*! |
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| 182 | * Constructs an expression node corresponding to the specified ternary operation |
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| 183 | * applied to the provided fields and scalars child nodes. |
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| 184 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 185 | * is destroyed. |
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| 186 | * |
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| 187 | * \param child1 the scalar child node to which the operator is applied |
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| 188 | * \param opId the identifier of the operator |
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| 189 | * \param child2 the scalar child node to which the operator is applied |
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| 190 | * \param child3 the field child node to which the operator is applied |
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| 191 | */ |
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| 192 | CFilterScalarScalarFieldOpExprNode(IScalarExprNode* child1, const std::string& opId, IScalarExprNode* child2, IFilterExprNode* child3); |
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| 193 | |
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[1704] | 194 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[1158] | 195 | |
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| 196 | private: |
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| 197 | std::string opId; //!< The identifier of the field |
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| 198 | boost::scoped_ptr<IScalarExprNode> child1; //!< The scalar child node to which the operator is applied |
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| 199 | boost::scoped_ptr<IScalarExprNode> child2; //!< The scalar child node to which the operator is applied |
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| 200 | boost::scoped_ptr<IFilterExprNode> child3; //!< The field child node to which the operator is applied |
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| 201 | }; |
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| 202 | |
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| 203 | |
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| 204 | /*! |
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| 205 | * Expression node corresponding to a ternary operation on a scalar-field-scalar. |
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| 206 | */ |
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| 207 | class CFilterScalarFieldScalarOpExprNode : public IFilterExprNode |
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| 208 | { |
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| 209 | public: |
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| 210 | /*! |
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| 211 | * Constructs an expression node corresponding to the specified ternary operation |
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| 212 | * applied to the provided fields and scalars child nodes. |
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| 213 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 214 | * is destroyed. |
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| 215 | * |
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| 216 | * \param child1 the scalar child node to which the operator is applied |
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| 217 | * \param opId the identifier of the operator |
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| 218 | * \param child2 the field child node to which the operator is applied |
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| 219 | * \param child3 the scalar child node to which the operator is applied |
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| 220 | */ |
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| 221 | CFilterScalarFieldScalarOpExprNode(IScalarExprNode* child1, const std::string& opId, IFilterExprNode* child2, IScalarExprNode* child3); |
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| 222 | |
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[1704] | 223 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[1158] | 224 | |
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| 225 | private: |
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| 226 | std::string opId; //!< The identifier of the field |
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| 227 | boost::scoped_ptr<IScalarExprNode> child1; //!< The scalar child node to which the operator is applied |
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| 228 | boost::scoped_ptr<IFilterExprNode> child2; //!< The field child node to which the operator is applied |
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| 229 | boost::scoped_ptr<IScalarExprNode> child3; //!< The scalar child node to which the operator is applied |
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| 230 | }; |
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| 231 | |
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| 232 | |
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| 233 | /*! |
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| 234 | * Expression node corresponding to a ternary operation on a scalar-field-field. |
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| 235 | */ |
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| 236 | class CFilterScalarFieldFieldOpExprNode : public IFilterExprNode |
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| 237 | { |
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| 238 | public: |
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| 239 | /*! |
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| 240 | * Constructs an expression node corresponding to the specified ternary operation |
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| 241 | * applied to the provided fields and scalars child nodes. |
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| 242 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 243 | * is destroyed. |
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| 244 | * |
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| 245 | * \param child1 the scalar child node to which the operator is applied |
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| 246 | * \param opId the identifier of the operator |
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| 247 | * \param child2 the field child node to which the operator is applied |
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| 248 | * \param child3 the field child node to which the operator is applied |
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| 249 | */ |
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| 250 | CFilterScalarFieldFieldOpExprNode(IScalarExprNode* child1, const std::string& opId, IFilterExprNode* child2, IFilterExprNode* child3); |
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| 251 | |
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[1704] | 252 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[1158] | 253 | |
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| 254 | private: |
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| 255 | std::string opId; //!< The identifier of the field |
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| 256 | boost::scoped_ptr<IScalarExprNode> child1; //!< The scalar child node to which the operator is applied |
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| 257 | boost::scoped_ptr<IFilterExprNode> child2; //!< The field child node to which the operator is applied |
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| 258 | boost::scoped_ptr<IFilterExprNode> child3; //!< The field child node to which the operator is applied |
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| 259 | }; |
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| 260 | |
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| 261 | |
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| 262 | |
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| 263 | /*! |
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| 264 | * Expression node corresponding to a ternary operation on a field-scalar-scalar. |
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| 265 | */ |
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| 266 | class CFilterFieldScalarScalarOpExprNode : public IFilterExprNode |
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| 267 | { |
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| 268 | public: |
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| 269 | /*! |
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| 270 | * Constructs an expression node corresponding to the specified ternary operation |
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| 271 | * applied to the provided fields and scalars child nodes. |
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| 272 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 273 | * is destroyed. |
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| 274 | * |
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| 275 | * \param child1 the field child node to which the operator is applied |
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| 276 | * \param opId the identifier of the operator |
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| 277 | * \param child2 the scalar child node to which the operator is applied |
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| 278 | * \param child3 the scalar child node to which the operator is applied |
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| 279 | */ |
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| 280 | CFilterFieldScalarScalarOpExprNode(IFilterExprNode* child1, const std::string& opId, IScalarExprNode* child2, IScalarExprNode* child3); |
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| 281 | |
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[1704] | 282 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[1158] | 283 | |
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| 284 | private: |
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| 285 | std::string opId; //!< The identifier of the field |
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| 286 | boost::scoped_ptr<IFilterExprNode> child1; //!< The field child node to which the operator is applied |
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| 287 | boost::scoped_ptr<IScalarExprNode> child2; //!< The scalar child node to which the operator is applied |
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| 288 | boost::scoped_ptr<IScalarExprNode> child3; //!< The scalar child node to which the operator is applied |
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| 289 | }; |
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| 290 | |
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| 291 | |
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| 292 | /*! |
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| 293 | * Expression node corresponding to a ternary operation on a field-scalar-field. |
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| 294 | */ |
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| 295 | class CFilterFieldScalarFieldOpExprNode : public IFilterExprNode |
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| 296 | { |
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| 297 | public: |
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| 298 | /*! |
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| 299 | * Constructs an expression node corresponding to the specified ternary operation |
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| 300 | * applied to the provided fields and scalars child nodes. |
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| 301 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 302 | * is destroyed. |
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| 303 | * |
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| 304 | * \param child1 the field child node to which the operator is applied |
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| 305 | * \param opId the identifier of the operator |
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| 306 | * \param child2 the scalar child node to which the operator is applied |
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| 307 | * \param child3 the field child node to which the operator is applied |
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| 308 | */ |
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| 309 | CFilterFieldScalarFieldOpExprNode(IFilterExprNode* child1, const std::string& opId, IScalarExprNode* child2, IFilterExprNode* child3); |
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| 310 | |
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[1704] | 311 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[1158] | 312 | |
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| 313 | private: |
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| 314 | std::string opId; //!< The identifier of the field |
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| 315 | boost::scoped_ptr<IFilterExprNode> child1; //!< The field child node to which the operator is applied |
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| 316 | boost::scoped_ptr<IScalarExprNode> child2; //!< The scalar child node to which the operator is applied |
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| 317 | boost::scoped_ptr<IFilterExprNode> child3; //!< The field child node to which the operator is applied |
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| 318 | }; |
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| 319 | |
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| 320 | /*! |
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| 321 | * Expression node corresponding to a ternary operation on a field-field-scalar. |
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| 322 | */ |
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| 323 | class CFilterFieldFieldScalarOpExprNode : public IFilterExprNode |
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| 324 | { |
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| 325 | public: |
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| 326 | /*! |
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| 327 | * Constructs an expression node corresponding to the specified ternary operation |
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| 328 | * applied to the provided fields and scalars child nodes. |
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| 329 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 330 | * is destroyed. |
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| 331 | * |
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| 332 | * \param child1 the field child node to which the operator is applied |
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| 333 | * \param opId the identifier of the operator |
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| 334 | * \param child2 the field child node to which the operator is applied |
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| 335 | * \param child3 the scalar child node to which the operator is applied |
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| 336 | */ |
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| 337 | CFilterFieldFieldScalarOpExprNode(IFilterExprNode* child1, const std::string& opId, IFilterExprNode* child2, IScalarExprNode* child3); |
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| 338 | |
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[1704] | 339 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[1158] | 340 | |
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| 341 | private: |
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| 342 | std::string opId; //!< The identifier of the field |
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| 343 | boost::scoped_ptr<IFilterExprNode> child1; //!< The field child node to which the operator is applied |
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| 344 | boost::scoped_ptr<IFilterExprNode> child2; //!< The field child node to which the operator is applied |
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| 345 | boost::scoped_ptr<IScalarExprNode> child3; //!< The scalar child node to which the operator is applied |
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| 346 | }; |
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| 347 | |
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| 348 | |
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| 349 | /*! |
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| 350 | * Expression node corresponding to a ternary operation on a field-field-field. |
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| 351 | */ |
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| 352 | class CFilterFieldFieldFieldOpExprNode : public IFilterExprNode |
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| 353 | { |
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| 354 | public: |
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| 355 | /*! |
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| 356 | * Constructs an expression node corresponding to the specified ternary operation |
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| 357 | * applied to the provided fields and scalars child nodes. |
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| 358 | * Note that the child nodes will be destroyed automatically when the parent node |
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| 359 | * is destroyed. |
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| 360 | * |
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| 361 | * \param child1 the field child node to which the operator is applied |
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| 362 | * \param opId the identifier of the operator |
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| 363 | * \param child2 the field child node to which the operator is applied |
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| 364 | * \param child3 the field child node to which the operator is applied |
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| 365 | */ |
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| 366 | CFilterFieldFieldFieldOpExprNode(IFilterExprNode* child1, const std::string& opId, IFilterExprNode* child2, IFilterExprNode* child3); |
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| 367 | |
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[1704] | 368 | virtual std::shared_ptr<COutputPin> reduce(CGarbageCollector& gc, CField& thisField, Time start_graph=-1, Time end_graph=-1) const; |
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[1158] | 369 | |
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| 370 | private: |
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| 371 | std::string opId; //!< The identifier of the field |
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| 372 | boost::scoped_ptr<IFilterExprNode> child1; //!< The field child node to which the operator is applied |
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| 373 | boost::scoped_ptr<IFilterExprNode> child2; //!< The field child node to which the operator is applied |
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| 374 | boost::scoped_ptr<IFilterExprNode> child3; //!< The field child node to which the operator is applied |
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| 375 | }; |
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| 376 | |
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| 377 | |
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| 378 | |
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[642] | 379 | } |
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| 380 | |
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| 381 | #endif // __XIOS_FILTER_EXPR_NODE_HPP__ |
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