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root/OpenMD/trunk/src/selection/SelectionEvaluator.hpp
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Comparing trunk/src/selection/SelectionEvaluator.hpp (file contents):
Revision 277 by tim, Tue Feb 1 06:55:00 2005 UTC vs.
Revision 770 by tim, Fri Dec 2 15:38:03 2005 UTC

# Line 45 | Line 45
45   #include <map>
46   #include <string>
47   #include <vector>
48 + #include <fstream>
49  
50   #include "brains/SimInfo.hpp"
51 < #include "selection/Token.hpp"
51 > #include "selection/SelectionToken.hpp"
52   #include "selection/SelectionCompiler.hpp"
53 < #include "utils/BitSet.hpp"
54 <
53 > #include "selection/NameFinder.hpp"
54 > #include "selection/DistanceFinder.hpp"
55 > #include "selection/IndexFinder.hpp"
56 > #include "utils/OOPSEBitSet.hpp"
57 > #include "primitives/StuntDouble.hpp"
58 > #include "utils/StringUtils.hpp"
59   namespace oopse {
60  
56 – /**
57 – * @class SelectionEvaluator SelectionEvaluator.hpp "selection/SelectionEvaluator"
58 – * @brief Evalute the tokens compiled by SelectionCompiler and return a BitSet
59 – */
60 – class SelectionEvaluator{
61 –    public:
61  
62 <        SelectionEvaluator(SimInfo* info, const std::string& script);
62 >  /**
63 >   * @class SelectionEvaluator SelectionEvaluator.hpp "selection/SelectionEvaluator"
64 >   * @brief Evalute the tokens compiled by SelectionCompiler and return a OOPSEBitSet
65 >   */
66 >  class SelectionEvaluator{
67 >  public:
68  
69 <        BitSet evaluate();
69 >    SelectionEvaluator(SimInfo* info);
70 >
71 >
72 >    bool loadScriptString(const std::string& script);
73 >    bool loadScriptFile(const std::string& filename);
74          
75 <        BitSet evaluate(int frameNo);
75 >    OOPSEBitSet evaluate();
76 >        
77 >    /**
78 >     * Tests if the result from evaluation of script is dynamic.
79 >     */        
80 >    bool isDynamic() {
81 >      return isDynamic_;
82 >    }
83  
84 <        /**
85 <         * Tests if the result from evaluation of script is static.
86 <         * @return true if the result keeps the same even the frame change, otherwise return false
87 <         */        
88 <        bool isStatic();
84 >    bool hadRuntimeError() const{
85 >      return error;
86 >    }
87 >
88 >    std::string getErrorMessage() const {
89 >      return errorMessage;
90 >    }
91 >
92 >
93 >    int getLinenumber() {
94 >      return linenumbers[pc];
95 >    }
96 >
97 >    std::string getLine() {
98 >      int ichBegin = lineIndices[pc];
99 >      int ichEnd;
100 >      if ((ichEnd = script.find('\r', ichBegin)) == std::string::npos &&
101 >          (ichEnd = script.find('\n', ichBegin)) == std::string::npos) {
102 >        ichEnd = script.size();
103 >      }            
104 >      return script.substr(ichBegin, ichEnd);
105 >    }
106 >  
107 >  private:
108 >
109 >    void clearState();
110          
111 <    private:
111 >    bool loadScript(const std::string& filename, const std::string& script);
112  
113 <        /** */
78 <        void define();
113 >    bool loadScriptFileInternal(const std::string& filename);
114  
80 –        /** */
81 –        void predefine();
115  
116 <        withinInstruction(Token instruction, BitSet , BitSet);
116 >    void clearDefinitionsAndLoadPredefined();
117 >        
118 >    void define();
119 >    void select(OOPSEBitSet& bs);
120 >    void predefine(const std::string& script);
121  
122 <        BitSet expression(std::vector<Token>& tokens, int pc);
122 >    void instructionDispatchLoop(OOPSEBitSet& bs);
123 >
124 >    void withinInstruction(const Token& instruction, OOPSEBitSet& bs);
125          
126 <        SimInfo* info_;
126 >    OOPSEBitSet comparatorInstruction(const Token& instruction);
127 >    void compareProperty(StuntDouble* sd, OOPSEBitSet& bs, int property, int comparator, float comparisonValue);
128 >    OOPSEBitSet nameInstruction(const std::string& name);
129 >    OOPSEBitSet indexInstruction(const boost::any& value);
130 >    OOPSEBitSet expression(const std::vector<Token>& tokens, int pc);
131  
132 <        std::map<std::string, std::vector<Token> > variables_;
133 <        std::string script_;
134 < };
132 >    OOPSEBitSet lookupValue(const std::string& variable);
133 >        
134 >    void evalError(const std::string& message) {
135 >      std::cerr << "SelectionEvaulator Error: " << message <<  std::endl;
136 >    }
137  
138 +    void unrecognizedCommand(const Token& token) {
139 +      evalError("unrecognized command:" + boost::any_cast<std::string>(token.value));
140 +    }        
141 +
142 +    void unrecognizedExpression() {
143 +      evalError("unrecognized expression");
144 +    }
145 +
146 +    void unrecognizedAtomProperty(int property){
147 +      evalError("unrecognized atom property");
148 +    }
149 +
150 +    void unrecognizedIdentifier(const std::string& identifier) {
151 +      evalError("unrecognized identifier:" + identifier);
152 +    }    
153 +
154 +    void invalidIndexRange(std::pair<int, int> range) {
155 +      evalError("invalid index range: [" + toString(range.first) + ", " + toString(range.second) + ")");
156 +    }
157 +
158 +    void invalidIndex(int index) {
159 +      evalError("invalid index : " + toString(index) );
160 +    }
161 +
162 +        
163 +    bool containDynamicToken(const std::vector<Token>& tokens);
164 +
165 +    double getCharge(Atom* atom);
166 +        
167 +    SelectionCompiler compiler;
168 +
169 +    //const static int scriptLevelMax = 10;
170 +    //int scriptLevel;
171 +
172 +    //Context stack[scriptLevelMax];
173 +
174 +    std::string filename;
175 +    std::string script;
176 +    std::vector<int> linenumbers;
177 +    std::vector<int> lineIndices;
178 +    std::vector<std::vector<Token> > aatoken;
179 +    int pc; // program counter
180 +
181 +    bool error;
182 +    std::string errorMessage;
183 +
184 +    std::vector<Token> statement;
185 +    int statementLength;
186 +
187 +    SimInfo* info;
188 +    NameFinder nameFinder;
189 +    DistanceFinder distanceFinder;
190 +    IndexFinder indexFinder;
191 +    int nStuntDouble;   //natoms + nrigidbodies
192 +
193 +    typedef std::map<std::string, boost::any > VariablesType;
194 +    VariablesType variables;
195 +
196 +    bool isDynamic_;
197 +    bool isLoaded_;
198 +        
199 +  };
200 +
201   }
202   #endif

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