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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 413 by tim, Wed Mar 9 17:30:29 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"
52   #include "selection/SelectionCompiler.hpp"
53 + #include "selection/NameFinder.hpp"
54 + #include "selection/DistanceFinder.hpp"
55 + #include "selection/IndexFinder.hpp"
56   #include "utils/BitSet.hpp"
57 <
57 > #include "primitives/StuntDouble.hpp"
58 > #include "utils/StringUtils.hpp"
59   namespace oopse {
60  
61 +
62   /**
63   * @class SelectionEvaluator SelectionEvaluator.hpp "selection/SelectionEvaluator"
64   * @brief Evalute the tokens compiled by SelectionCompiler and return a BitSet
# Line 60 | Line 66 | class SelectionEvaluator{
66   class SelectionEvaluator{
67      public:
68  
69 <        SelectionEvaluator(SimInfo* info, const std::string& script);
69 >        SelectionEvaluator(SimInfo* info);
70  
71 +
72 +        bool loadScriptString(const std::string& script);
73 +        bool loadScriptFile(const std::string& filename);
74 +        
75          BitSet evaluate();
76          
67 –        BitSet evaluate(int frameNo);
68 –
77          /**
78 <         * Tests if the result from evaluation of script is static.
71 <         * @return true if the result keeps the same even the frame change, otherwise return false
78 >         * Tests if the result from evaluation of script is dynamic.
79           */        
80 <        bool isStatic();
81 <        
80 >        bool isDynamic() {
81 >            return isDynamic_;
82 >        }
83 >
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 <        /** */
109 >        void clearState();
110 >        
111 >        bool loadScript(const std::string& filename, const std::string& script);
112 >
113 >        bool loadScriptFileInternal(const std::string& filename);
114 >
115 >
116 >        void clearDefinitionsAndLoadPredefined();
117 >        
118          void define();
119 +        void select(BitSet& bs);
120 +        void predefine(const std::string& script);
121  
122 <        /** */
81 <        void predefine();
122 >        void instructionDispatchLoop(BitSet& bs);
123  
124 <        withinInstruction(Token instruction, BitSet , BitSet);
124 >        void withinInstruction(const Token& instruction, BitSet& bs);
125 >        
126 >        BitSet comparatorInstruction(const Token& instruction);
127 >        void compareProperty(StuntDouble* sd, BitSet& bs, int property, int comparator, float comparisonValue);
128 >        BitSet nameInstruction(const std::string& name);
129 >        BitSet indexInstruction(const boost::any& value);
130 >        BitSet expression(const std::vector<Token>& tokens, int pc);
131  
132 <        BitSet expression(std::vector<Token>& tokens, int pc);
132 >        BitSet lookupValue(const std::string& variable);
133          
134 <        SimInfo* info_;
134 >        void evalError(const std::string& message) {
135 >            std::cerr << "SelectionEvaulator Error: " << message <<  std::endl;
136 >        }
137  
138 <        std::map<std::string, std::vector<Token> > variables_;
139 <        std::string script_;
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 >        SelectionCompiler compiler;
166 >
167 >        //const static int scriptLevelMax = 10;
168 >        //int scriptLevel;
169 >
170 >        //Context stack[scriptLevelMax];
171 >
172 >        std::string filename;
173 >        std::string script;
174 >        std::vector<int> linenumbers;
175 >        std::vector<int> lineIndices;
176 >        std::vector<std::vector<Token> > aatoken;
177 >        int pc; // program counter
178 >
179 >        bool error;
180 >        std::string errorMessage;
181 >
182 >        std::vector<Token> statement;
183 >        int statementLength;
184 >
185 >        SimInfo* info;
186 >        NameFinder nameFinder;
187 >        DistanceFinder distanceFinder;
188 >        IndexFinder indexFinder;
189 >        int nStuntDouble;   //natoms + nrigidbodies
190 >
191 >        typedef std::map<std::string, boost::any > VariablesType;
192 >        VariablesType variables;
193 >
194 >        bool isDynamic_;
195 >        bool isLoaded_;
196 >        
197   };
198  
199   }

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