--- trunk/src/mdParser/MDTreeParser.cpp	2005/12/16 02:57:00	814
+++ trunk/src/mdParser/MDTreeParser.cpp	2014/10/22 12:23:59	2026
@@ -1,4 +1,4 @@
-/* $ANTLR 2.7.5 (20050406): "MDTreeParser.g" -> "MDTreeParser.cpp"$ */
+/* $ANTLR 2.7.7 (20131114): "MDTreeParser.g" -> "MDTreeParser.cpp"$ */
 #include "MDTreeParser.hpp"
 #include <antlr/Token.hpp>
 #include <antlr/AST.hpp>
@@ -13,7 +13,7 @@ void MDTreeParser::mdfile(ANTLR_USE_NAMESPACE(antlr)Re
 }
 
 void MDTreeParser::mdfile(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST mdfile_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST mdfile_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
 		{ // ( ... )*
@@ -44,7 +44,7 @@ void MDTreeParser::statement(ANTLR_USE_NAMESPACE(antlr
 }
 
 void MDTreeParser::statement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST statement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST statement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -74,6 +74,30 @@ void MDTreeParser::statement(ANTLR_USE_NAMESPACE(antlr
 			_t = _retTree;
 			break;
 		}
+		case RESTRAINT:
+		{
+			restraintblock(_t);
+			_t = _retTree;
+			break;
+		}
+		case FLUCQ:
+		{
+			flucqblock(_t);
+			_t = _retTree;
+			break;
+		}
+		case RNEMD:
+		{
+			rnemdblock(_t);
+			_t = _retTree;
+			break;
+		}
+		case MINIMIZER:
+		{
+			minimizerblock(_t);
+			_t = _retTree;
+			break;
+		}
 		default:
 		{
 			throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);
@@ -89,7 +113,7 @@ void MDTreeParser::assignment(ANTLR_USE_NAMESPACE(antl
 }
 
 void MDTreeParser::assignment(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST assignment_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST assignment_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	ANTLR_USE_NAMESPACE(antlr)RefAST id = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	
 	try {      // for error handling
@@ -114,16 +138,16 @@ void MDTreeParser::componentblock(ANTLR_USE_NAMESPACE(
 }
 
 void MDTreeParser::componentblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST componentblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST componentblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t9 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t10 = _t;
 		ANTLR_USE_NAMESPACE(antlr)RefAST tmp2_AST_in = _t;
 		match(_t,COMPONENT);
 		_t = _t->getFirstChild();
-#line 62 "MDTreeParser.g"
+#line 70 "MDTreeParser.g"
 		Component* currComponet = new Component(); blockStack.push(currComponet);
-#line 127 "MDTreeParser.cpp"
+#line 151 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -133,20 +157,20 @@ void MDTreeParser::componentblock(ANTLR_USE_NAMESPACE(
 				_t = _retTree;
 			}
 			else {
-				goto _loop11;
+				goto _loop12;
 			}
 			
 		}
-		_loop11:;
+		_loop12:;
 		} // ( ... )*
 		ANTLR_USE_NAMESPACE(antlr)RefAST tmp3_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t9;
+		_t = __t10;
 		_t = _t->getNextSibling();
-#line 64 "MDTreeParser.g"
+#line 72 "MDTreeParser.g"
 		blockStack.top()->validate();blockStack.pop(); currConf->addComponent(currComponet);
-#line 150 "MDTreeParser.cpp"
+#line 174 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -157,16 +181,16 @@ void MDTreeParser::moleculeblock(ANTLR_USE_NAMESPACE(a
 }
 
 void MDTreeParser::moleculeblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST moleculeblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST moleculeblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t17 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t34 = _t;
 		ANTLR_USE_NAMESPACE(antlr)RefAST tmp4_AST_in = _t;
 		match(_t,MOLECULE);
 		_t = _t->getFirstChild();
-#line 72 "MDTreeParser.g"
+#line 101 "MDTreeParser.g"
 		MoleculeStamp* currMoleculeStamp = new MoleculeStamp(); blockStack.push(currMoleculeStamp);
-#line 170 "MDTreeParser.cpp"
+#line 194 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -176,20 +200,20 @@ void MDTreeParser::moleculeblock(ANTLR_USE_NAMESPACE(a
 				_t = _retTree;
 			}
 			else {
-				goto _loop19;
+				goto _loop36;
 			}
 			
 		}
-		_loop19:;
+		_loop36:;
 		} // ( ... )*
 		ANTLR_USE_NAMESPACE(antlr)RefAST tmp5_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t17;
+		_t = __t34;
 		_t = _t->getNextSibling();
-#line 74 "MDTreeParser.g"
+#line 103 "MDTreeParser.g"
 		blockStack.top()->validate(); blockStack.pop(); currConf->addMoleculeStamp(currMoleculeStamp);
-#line 193 "MDTreeParser.cpp"
+#line 217 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -200,16 +224,16 @@ void MDTreeParser::zconstraintblock(ANTLR_USE_NAMESPAC
 }
 
 void MDTreeParser::zconstraintblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST zconstraintblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST zconstraintblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t13 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t14 = _t;
 		ANTLR_USE_NAMESPACE(antlr)RefAST tmp6_AST_in = _t;
 		match(_t,ZCONSTRAINT);
 		_t = _t->getFirstChild();
-#line 67 "MDTreeParser.g"
+#line 75 "MDTreeParser.g"
 		ZConsStamp* currZConsStamp = new ZConsStamp(); blockStack.push(currZConsStamp);
-#line 213 "MDTreeParser.cpp"
+#line 237 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -219,20 +243,106 @@ void MDTreeParser::zconstraintblock(ANTLR_USE_NAMESPAC
 				_t = _retTree;
 			}
 			else {
-				goto _loop15;
+				goto _loop16;
 			}
 			
 		}
-		_loop15:;
+		_loop16:;
 		} // ( ... )*
 		ANTLR_USE_NAMESPACE(antlr)RefAST tmp7_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t13;
+		_t = __t14;
 		_t = _t->getNextSibling();
-#line 69 "MDTreeParser.g"
+#line 77 "MDTreeParser.g"
 		blockStack.top()->validate();blockStack.pop(); currConf->addZConsStamp(currZConsStamp);
-#line 236 "MDTreeParser.cpp"
+#line 260 "MDTreeParser.cpp"
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
+void MDTreeParser::restraintblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST restraintblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	
+	try {      // for error handling
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t18 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp8_AST_in = _t;
+		match(_t,RESTRAINT);
+		_t = _t->getFirstChild();
+#line 80 "MDTreeParser.g"
+		RestraintStamp* currRestraintStamp = new RestraintStamp(); blockStack.push(currRestraintStamp);
+#line 280 "MDTreeParser.cpp"
+		{ // ( ... )*
+		for (;;) {
+			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+				_t = ASTNULL;
+			if ((_t->getType() == ASSIGNEQUAL)) {
+				assignment(_t);
+				_t = _retTree;
+			}
+			else {
+				goto _loop20;
+			}
+			
+		}
+		_loop20:;
+		} // ( ... )*
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp9_AST_in = _t;
+		match(_t,ENDBLOCK);
+		_t = _t->getNextSibling();
+		_t = __t18;
+		_t = _t->getNextSibling();
+#line 82 "MDTreeParser.g"
+		blockStack.top()->validate();blockStack.pop(); currConf->addRestraintStamp(currRestraintStamp);
+#line 303 "MDTreeParser.cpp"
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
+void MDTreeParser::flucqblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST flucqblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	
+	try {      // for error handling
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t22 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp10_AST_in = _t;
+		match(_t,FLUCQ);
+		_t = _t->getFirstChild();
+#line 85 "MDTreeParser.g"
+		FluctuatingChargeParameters* flucQpars = new FluctuatingChargeParameters(); blockStack.push(flucQpars);
+#line 323 "MDTreeParser.cpp"
+		{ // ( ... )*
+		for (;;) {
+			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+				_t = ASTNULL;
+			if ((_t->getType() == ASSIGNEQUAL)) {
+				assignment(_t);
+				_t = _retTree;
+			}
+			else {
+				goto _loop24;
+			}
+			
+		}
+		_loop24:;
+		} // ( ... )*
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp11_AST_in = _t;
+		match(_t,ENDBLOCK);
+		_t = _t->getNextSibling();
+		_t = __t22;
+		_t = _t->getNextSibling();
+#line 87 "MDTreeParser.g"
+		blockStack.top()->validate();blockStack.pop(); currConf->addFluctuatingChargeParameters(flucQpars);
+#line 346 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -242,18 +352,105 @@ void MDTreeParser::zconstraintblock(ANTLR_USE_NAMESPAC
 	_retTree = _t;
 }
 
+void MDTreeParser::rnemdblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST rnemdblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	
+	try {      // for error handling
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t26 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp12_AST_in = _t;
+		match(_t,RNEMD);
+		_t = _t->getFirstChild();
+#line 90 "MDTreeParser.g"
+		RNEMDParameters* rnemdPars = new RNEMDParameters(); blockStack.push(rnemdPars);
+#line 366 "MDTreeParser.cpp"
+		{ // ( ... )*
+		for (;;) {
+			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+				_t = ASTNULL;
+			if ((_t->getType() == ASSIGNEQUAL)) {
+				assignment(_t);
+				_t = _retTree;
+			}
+			else {
+				goto _loop28;
+			}
+			
+		}
+		_loop28:;
+		} // ( ... )*
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp13_AST_in = _t;
+		match(_t,ENDBLOCK);
+		_t = _t->getNextSibling();
+		_t = __t26;
+		_t = _t->getNextSibling();
+#line 92 "MDTreeParser.g"
+		blockStack.top()->validate();blockStack.pop(); currConf->addRNEMDParameters(rnemdPars);
+#line 389 "MDTreeParser.cpp"
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
+void MDTreeParser::minimizerblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST minimizerblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	
+	try {      // for error handling
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t30 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp14_AST_in = _t;
+		match(_t,MINIMIZER);
+		_t = _t->getFirstChild();
+#line 95 "MDTreeParser.g"
+		MinimizerParameters* minimizerPars = new MinimizerParameters(); blockStack.push(minimizerPars);
+#line 409 "MDTreeParser.cpp"
+		{ // ( ... )*
+		for (;;) {
+			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+				_t = ASTNULL;
+			if ((_t->getType() == ASSIGNEQUAL)) {
+				assignment(_t);
+				_t = _retTree;
+			}
+			else {
+				goto _loop32;
+			}
+			
+		}
+		_loop32:;
+		} // ( ... )*
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp15_AST_in = _t;
+		match(_t,ENDBLOCK);
+		_t = _t->getNextSibling();
+		_t = __t30;
+		_t = _t->getNextSibling();
+#line 97 "MDTreeParser.g"
+		blockStack.top()->validate();blockStack.pop(); currConf->addMinimizerParameters(minimizerPars);
+#line 432 "MDTreeParser.cpp"
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
 void MDTreeParser::constant(ANTLR_USE_NAMESPACE(antlr)RefAST _t,
 	ANTLR_USE_NAMESPACE(antlr)RefAST id
 ) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST constant_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST constant_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	ANTLR_USE_NAMESPACE(antlr)RefAST str1 = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	ANTLR_USE_NAMESPACE(antlr)RefAST str2 = ANTLR_USE_NAMESPACE(antlr)nullAST;
-#line 47 "MDTreeParser.g"
+#line 50 "MDTreeParser.g"
 	
 	int ival;
-	double dval;
+	RealType dval, x, y, z;
+	std::vector<RealType> dvec;
 	
-#line 257 "MDTreeParser.cpp"
+#line 454 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -264,9 +461,9 @@ void MDTreeParser::constant(ANTLR_USE_NAMESPACE(antlr)
 		{
 			ival=intConst(_t);
 			_t = _retTree;
-#line 52 "MDTreeParser.g"
+#line 56 "MDTreeParser.g"
 			blockStack.top()->assign(id->getText(), ival);
-#line 270 "MDTreeParser.cpp"
+#line 467 "MDTreeParser.cpp"
 			break;
 		}
 		case NUM_FLOAT:
@@ -274,9 +471,9 @@ void MDTreeParser::constant(ANTLR_USE_NAMESPACE(antlr)
 		{
 			dval=floatConst(_t);
 			_t = _retTree;
-#line 53 "MDTreeParser.g"
+#line 57 "MDTreeParser.g"
 			blockStack.top()->assign(id->getText(), dval);
-#line 280 "MDTreeParser.cpp"
+#line 477 "MDTreeParser.cpp"
 			break;
 		}
 		case ID:
@@ -284,9 +481,9 @@ void MDTreeParser::constant(ANTLR_USE_NAMESPACE(antlr)
 			str1 = _t;
 			match(_t,ID);
 			_t = _t->getNextSibling();
-#line 54 "MDTreeParser.g"
+#line 58 "MDTreeParser.g"
 			blockStack.top()->assign(id->getText(), str1->getText());
-#line 290 "MDTreeParser.cpp"
+#line 487 "MDTreeParser.cpp"
 			break;
 		}
 		case StringLiteral:
@@ -294,14 +491,34 @@ void MDTreeParser::constant(ANTLR_USE_NAMESPACE(antlr)
 			str2 = _t;
 			match(_t,StringLiteral);
 			_t = _t->getNextSibling();
-#line 55 "MDTreeParser.g"
+#line 59 "MDTreeParser.g"
 			std::string s =  str2->getText();
 			s = s.substr(1, s.length()-2);
 			blockStack.top()->assign(id->getText(),s);
 			
-#line 303 "MDTreeParser.cpp"
+#line 500 "MDTreeParser.cpp"
 			break;
 		}
+		case LPAREN:
+		{
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t8 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp16_AST_in = _t;
+			match(_t,LPAREN);
+			_t = _t->getFirstChild();
+			dvec=doubleNumberTuple(_t);
+			_t = _retTree;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp17_AST_in = _t;
+			match(_t,RPAREN);
+			_t = _t->getNextSibling();
+			_t = __t8;
+			_t = _t->getNextSibling();
+#line 64 "MDTreeParser.g"
+			
+			blockStack.top()->assign(id->getText(), dvec);
+			
+#line 520 "MDTreeParser.cpp"
+			break;
+		}
 		default:
 		{
 			throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);
@@ -317,10 +534,10 @@ int  MDTreeParser::intConst(ANTLR_USE_NAMESPACE(antlr)
 }
 
 int  MDTreeParser::intConst(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-#line 242 "MDTreeParser.g"
+#line 312 "MDTreeParser.g"
 	int ival;
-#line 323 "MDTreeParser.cpp"
-	ANTLR_USE_NAMESPACE(antlr)RefAST intConst_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 540 "MDTreeParser.cpp"
+	ANTLR_USE_NAMESPACE(antlr)RefAST intConst_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	ANTLR_USE_NAMESPACE(antlr)RefAST i1 = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	ANTLR_USE_NAMESPACE(antlr)RefAST i2 = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	
@@ -333,9 +550,9 @@ int  MDTreeParser::intConst(ANTLR_USE_NAMESPACE(antlr)
 			i1 = _t;
 			match(_t,NUM_INT);
 			_t = _t->getNextSibling();
-#line 243 "MDTreeParser.g"
+#line 313 "MDTreeParser.g"
 			ival = lexi_cast<int>(i1->getText());
-#line 339 "MDTreeParser.cpp"
+#line 556 "MDTreeParser.cpp"
 			break;
 		}
 		case NUM_LONG:
@@ -343,9 +560,9 @@ int  MDTreeParser::intConst(ANTLR_USE_NAMESPACE(antlr)
 			i2 = _t;
 			match(_t,NUM_LONG);
 			_t = _t->getNextSibling();
-#line 244 "MDTreeParser.g"
+#line 314 "MDTreeParser.g"
 			ival = lexi_cast<int>(i2->getText());
-#line 349 "MDTreeParser.cpp"
+#line 566 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -363,11 +580,11 @@ int  MDTreeParser::intConst(ANTLR_USE_NAMESPACE(antlr)
 	return ival;
 }
 
-double  MDTreeParser::floatConst(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-#line 256 "MDTreeParser.g"
-	double dval;
-#line 370 "MDTreeParser.cpp"
-	ANTLR_USE_NAMESPACE(antlr)RefAST floatConst_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+RealType  MDTreeParser::floatConst(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+#line 324 "MDTreeParser.g"
+	RealType dval;
+#line 587 "MDTreeParser.cpp"
+	ANTLR_USE_NAMESPACE(antlr)RefAST floatConst_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	ANTLR_USE_NAMESPACE(antlr)RefAST d1 = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	ANTLR_USE_NAMESPACE(antlr)RefAST d2 = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	
@@ -380,9 +597,9 @@ double  MDTreeParser::floatConst(ANTLR_USE_NAMESPACE(a
 			d1 = _t;
 			match(_t,NUM_FLOAT);
 			_t = _t->getNextSibling();
-#line 257 "MDTreeParser.g"
-			dval = lexi_cast<double>(d1->getText());
-#line 386 "MDTreeParser.cpp"
+#line 325 "MDTreeParser.g"
+			dval = lexi_cast<RealType>(d1->getText());
+#line 603 "MDTreeParser.cpp"
 			break;
 		}
 		case NUM_DOUBLE:
@@ -390,9 +607,9 @@ double  MDTreeParser::floatConst(ANTLR_USE_NAMESPACE(a
 			d2 = _t;
 			match(_t,NUM_DOUBLE);
 			_t = _t->getNextSibling();
-#line 258 "MDTreeParser.g"
-			dval = lexi_cast<double>(d2->getText());
-#line 396 "MDTreeParser.cpp"
+#line 326 "MDTreeParser.g"
+			dval = lexi_cast<RealType>(d2->getText());
+#line 613 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -408,10 +625,52 @@ double  MDTreeParser::floatConst(ANTLR_USE_NAMESPACE(a
 	}
 	_retTree = _t;
 	return dval;
+}
+
+vector<RealType>  MDTreeParser::doubleNumberTuple(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+#line 296 "MDTreeParser.g"
+	vector<RealType> dvec;
+#line 634 "MDTreeParser.cpp"
+	ANTLR_USE_NAMESPACE(antlr)RefAST doubleNumberTuple_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 296 "MDTreeParser.g"
+	
+	RealType dval;
+	
+#line 640 "MDTreeParser.cpp"
+	
+	try {      // for error handling
+		{ // ( ... )+
+		int _cnt95=0;
+		for (;;) {
+			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+				_t = ASTNULL;
+			if (((_t->getType() >= NUM_INT && _t->getType() <= NUM_DOUBLE))) {
+				dval=doubleNumber(_t);
+				_t = _retTree;
+#line 300 "MDTreeParser.g"
+				dvec.push_back(dval);
+#line 653 "MDTreeParser.cpp"
+			}
+			else {
+				if ( _cnt95>=1 ) { goto _loop95; } else {throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);}
+			}
+			
+			_cnt95++;
+		}
+		_loop95:;
+		}  // ( ... )+
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+	return dvec;
 }
 
 void MDTreeParser::moleculestatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST moleculestatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST moleculestatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -447,6 +706,12 @@ void MDTreeParser::moleculestatement(ANTLR_USE_NAMESPA
 			_t = _retTree;
 			break;
 		}
+		case INVERSION:
+		{
+			inversionblock(_t);
+			_t = _retTree;
+			break;
+		}
 		case RIGIDBODY:
 		{
 			rigidbodyblock(_t);
@@ -465,6 +730,12 @@ void MDTreeParser::moleculestatement(ANTLR_USE_NAMESPA
 			_t = _retTree;
 			break;
 		}
+		case CONSTRAINT:
+		{
+			constraintblock(_t);
+			_t = _retTree;
+			break;
+		}
 		default:
 		{
 			throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);
@@ -480,23 +751,23 @@ void MDTreeParser::atomblock(ANTLR_USE_NAMESPACE(antlr
 }
 
 void MDTreeParser::atomblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST atomblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 87 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST atomblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 118 "MDTreeParser.g"
 	
 	int index;
 	
-#line 489 "MDTreeParser.cpp"
+#line 760 "MDTreeParser.cpp"
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t22 = _t;
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp8_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t39 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp18_AST_in = _t;
 		match(_t,ATOM);
 		_t = _t->getFirstChild();
 		index=intConst(_t);
 		_t = _retTree;
-#line 91 "MDTreeParser.g"
+#line 122 "MDTreeParser.g"
 		AtomStamp* currAtomStamp = new AtomStamp(index); blockStack.push(currAtomStamp);
-#line 500 "MDTreeParser.cpp"
+#line 771 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -506,25 +777,25 @@ void MDTreeParser::atomblock(ANTLR_USE_NAMESPACE(antlr
 				_t = _retTree;
 			}
 			else {
-				goto _loop24;
+				goto _loop41;
 			}
 			
 		}
-		_loop24:;
+		_loop41:;
 		} // ( ... )*
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp9_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp19_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t22;
+		_t = __t39;
 		_t = _t->getNextSibling();
-#line 93 "MDTreeParser.g"
+#line 124 "MDTreeParser.g"
 		
 		blockStack.top()->validate();
 		blockStack.pop(); 
 		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
 		currMoleculeStamp->addAtomStamp(currAtomStamp); 
 		
-#line 528 "MDTreeParser.cpp"
+#line 799 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -535,16 +806,16 @@ void MDTreeParser::bondblock(ANTLR_USE_NAMESPACE(antlr
 }
 
 void MDTreeParser::bondblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST bondblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST bondblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t29 = _t;
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp10_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t46 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp20_AST_in = _t;
 		match(_t,BOND);
 		_t = _t->getFirstChild();
-#line 113 "MDTreeParser.g"
+#line 144 "MDTreeParser.g"
 		BondStamp* currBondStamp = new BondStamp(); blockStack.push(currBondStamp);
-#line 548 "MDTreeParser.cpp"
+#line 819 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -554,24 +825,24 @@ void MDTreeParser::bondblock(ANTLR_USE_NAMESPACE(antlr
 				_t = _retTree;
 			}
 			else {
-				goto _loop31;
+				goto _loop48;
 			}
 			
 		}
-		_loop31:;
+		_loop48:;
 		} // ( ... )*
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp11_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp21_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t29;
+		_t = __t46;
 		_t = _t->getNextSibling();
-#line 115 "MDTreeParser.g"
+#line 146 "MDTreeParser.g"
 		
 		blockStack.pop(); 
 		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
 		currMoleculeStamp->addBondStamp(currBondStamp); 
 		
-#line 575 "MDTreeParser.cpp"
+#line 846 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -582,16 +853,16 @@ void MDTreeParser::bendblock(ANTLR_USE_NAMESPACE(antlr
 }
 
 void MDTreeParser::bendblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST bendblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST bendblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t35 = _t;
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp12_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t52 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp22_AST_in = _t;
 		match(_t,BEND);
 		_t = _t->getFirstChild();
-#line 131 "MDTreeParser.g"
+#line 162 "MDTreeParser.g"
 		BendStamp* currBendStamp = new BendStamp(); blockStack.push(currBendStamp);
-#line 595 "MDTreeParser.cpp"
+#line 866 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -601,25 +872,25 @@ void MDTreeParser::bendblock(ANTLR_USE_NAMESPACE(antlr
 				_t = _retTree;
 			}
 			else {
-				goto _loop37;
+				goto _loop54;
 			}
 			
 		}
-		_loop37:;
+		_loop54:;
 		} // ( ... )*
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp13_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp23_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t35;
+		_t = __t52;
 		_t = _t->getNextSibling();
-#line 133 "MDTreeParser.g"
+#line 164 "MDTreeParser.g"
 		
 		blockStack.top()->validate();
 		blockStack.pop(); 
 		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
 		currMoleculeStamp->addBendStamp(currBendStamp); 
 		
-#line 623 "MDTreeParser.cpp"
+#line 894 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -630,16 +901,16 @@ void MDTreeParser::torsionblock(ANTLR_USE_NAMESPACE(an
 }
 
 void MDTreeParser::torsionblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST torsionblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST torsionblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t41 = _t;
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp14_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t58 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp24_AST_in = _t;
 		match(_t,TORSION);
 		_t = _t->getFirstChild();
-#line 150 "MDTreeParser.g"
+#line 181 "MDTreeParser.g"
 		TorsionStamp* currTorsionStamp = new TorsionStamp(); blockStack.push(currTorsionStamp);
-#line 643 "MDTreeParser.cpp"
+#line 914 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -649,25 +920,73 @@ void MDTreeParser::torsionblock(ANTLR_USE_NAMESPACE(an
 				_t = _retTree;
 			}
 			else {
-				goto _loop43;
+				goto _loop60;
 			}
 			
 		}
-		_loop43:;
+		_loop60:;
 		} // ( ... )*
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp15_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp25_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t41;
+		_t = __t58;
 		_t = _t->getNextSibling();
-#line 152 "MDTreeParser.g"
+#line 183 "MDTreeParser.g"
 		
 		blockStack.top()->validate();
 		blockStack.pop(); 
 		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
 		currMoleculeStamp->addTorsionStamp(currTorsionStamp); 
 		
-#line 671 "MDTreeParser.cpp"
+#line 942 "MDTreeParser.cpp"
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
+void MDTreeParser::inversionblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST inversionblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	
+	try {      // for error handling
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t64 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp26_AST_in = _t;
+		match(_t,INVERSION);
+		_t = _t->getFirstChild();
+#line 200 "MDTreeParser.g"
+		InversionStamp* currInversionStamp = new InversionStamp(); blockStack.push(currInversionStamp);
+#line 962 "MDTreeParser.cpp"
+		{ // ( ... )*
+		for (;;) {
+			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+				_t = ASTNULL;
+			if ((_t->getType() == CENTER || _t->getType() == SATELLITES || _t->getType() == ASSIGNEQUAL)) {
+				inversionstatement(_t);
+				_t = _retTree;
+			}
+			else {
+				goto _loop66;
+			}
+			
+		}
+		_loop66:;
+		} // ( ... )*
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp27_AST_in = _t;
+		match(_t,ENDBLOCK);
+		_t = _t->getNextSibling();
+		_t = __t64;
+		_t = _t->getNextSibling();
+#line 202 "MDTreeParser.g"
+		
+		blockStack.top()->validate();
+		blockStack.pop(); 
+		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
+		currMoleculeStamp->addInversionStamp(currInversionStamp); 
+		
+#line 990 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -678,23 +997,23 @@ void MDTreeParser::rigidbodyblock(ANTLR_USE_NAMESPACE(
 }
 
 void MDTreeParser::rigidbodyblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST rigidbodyblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 169 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST rigidbodyblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 221 "MDTreeParser.g"
 	
 	int index;
 	
-#line 687 "MDTreeParser.cpp"
+#line 1006 "MDTreeParser.cpp"
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t47 = _t;
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp16_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t71 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp28_AST_in = _t;
 		match(_t,RIGIDBODY);
 		_t = _t->getFirstChild();
 		index=intConst(_t);
 		_t = _retTree;
-#line 173 "MDTreeParser.g"
+#line 225 "MDTreeParser.g"
 		RigidBodyStamp* currRigidBodyStamp = new RigidBodyStamp(index); blockStack.push(currRigidBodyStamp);
-#line 698 "MDTreeParser.cpp"
+#line 1017 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -704,25 +1023,25 @@ void MDTreeParser::rigidbodyblock(ANTLR_USE_NAMESPACE(
 				_t = _retTree;
 			}
 			else {
-				goto _loop49;
+				goto _loop73;
 			}
 			
 		}
-		_loop49:;
+		_loop73:;
 		} // ( ... )*
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp17_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp29_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t47;
+		_t = __t71;
 		_t = _t->getNextSibling();
-#line 175 "MDTreeParser.g"
+#line 227 "MDTreeParser.g"
 		
 		blockStack.top()->validate();
 		blockStack.pop(); 
 		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
 		currMoleculeStamp->addRigidBodyStamp(currRigidBodyStamp); 
 		
-#line 726 "MDTreeParser.cpp"
+#line 1045 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -733,16 +1052,16 @@ void MDTreeParser::cutoffgroupblock(ANTLR_USE_NAMESPAC
 }
 
 void MDTreeParser::cutoffgroupblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST cutoffgroupblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST cutoffgroupblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t53 = _t;
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp18_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t77 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp30_AST_in = _t;
 		match(_t,CUTOFFGROUP);
 		_t = _t->getFirstChild();
-#line 192 "MDTreeParser.g"
+#line 244 "MDTreeParser.g"
 		CutoffGroupStamp* currCutoffGroupStamp = new CutoffGroupStamp(); blockStack.push(currCutoffGroupStamp);
-#line 746 "MDTreeParser.cpp"
+#line 1065 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -752,25 +1071,25 @@ void MDTreeParser::cutoffgroupblock(ANTLR_USE_NAMESPAC
 				_t = _retTree;
 			}
 			else {
-				goto _loop55;
+				goto _loop79;
 			}
 			
 		}
-		_loop55:;
+		_loop79:;
 		} // ( ... )*
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp19_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp31_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t53;
+		_t = __t77;
 		_t = _t->getNextSibling();
-#line 194 "MDTreeParser.g"
+#line 246 "MDTreeParser.g"
 		
 		blockStack.top()->validate();
 		blockStack.pop(); 
 		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
 		currMoleculeStamp->addCutoffGroupStamp(currCutoffGroupStamp); 
 		
-#line 774 "MDTreeParser.cpp"
+#line 1093 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -781,21 +1100,21 @@ void MDTreeParser::fragmentblock(ANTLR_USE_NAMESPACE(a
 }
 
 void MDTreeParser::fragmentblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST fragmentblock_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 211 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST fragmentblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 263 "MDTreeParser.g"
 	int ival;
-#line 788 "MDTreeParser.cpp"
+#line 1107 "MDTreeParser.cpp"
 	
 	try {      // for error handling
-		ANTLR_USE_NAMESPACE(antlr)RefAST __t59 = _t;
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp20_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t83 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp32_AST_in = _t;
 		match(_t,FRAGMENT);
 		_t = _t->getFirstChild();
 		ival=intConst(_t);
 		_t = _retTree;
-#line 212 "MDTreeParser.g"
+#line 264 "MDTreeParser.g"
 		FragmentStamp* currFragmentStamp = new FragmentStamp(ival); blockStack.push(currFragmentStamp);
-#line 799 "MDTreeParser.cpp"
+#line 1118 "MDTreeParser.cpp"
 		{ // ( ... )*
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -805,25 +1124,25 @@ void MDTreeParser::fragmentblock(ANTLR_USE_NAMESPACE(a
 				_t = _retTree;
 			}
 			else {
-				goto _loop61;
+				goto _loop85;
 			}
 			
 		}
-		_loop61:;
+		_loop85:;
 		} // ( ... )*
-		ANTLR_USE_NAMESPACE(antlr)RefAST tmp21_AST_in = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp33_AST_in = _t;
 		match(_t,ENDBLOCK);
 		_t = _t->getNextSibling();
-		_t = __t59;
+		_t = __t83;
 		_t = _t->getNextSibling();
-#line 214 "MDTreeParser.g"
+#line 266 "MDTreeParser.g"
 		
 		blockStack.top()->validate();
 		blockStack.pop(); 
 		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
 		currMoleculeStamp->addFragmentStamp(currFragmentStamp); 
 		
-#line 827 "MDTreeParser.cpp"
+#line 1146 "MDTreeParser.cpp"
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
 		reportError(ex);
@@ -833,15 +1152,62 @@ void MDTreeParser::fragmentblock(ANTLR_USE_NAMESPACE(a
 	_retTree = _t;
 }
 
-void MDTreeParser::atomstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST atomstatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 101 "MDTreeParser.g"
+void MDTreeParser::constraintblock(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST constraintblock_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
-	vector<double> dvec;
+	try {      // for error handling
+		ANTLR_USE_NAMESPACE(antlr)RefAST __t88 = _t;
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp34_AST_in = _t;
+		match(_t,CONSTRAINT);
+		_t = _t->getFirstChild();
+#line 277 "MDTreeParser.g"
+		ConstraintStamp* currConstraintStamp = new ConstraintStamp(); blockStack.push(currConstraintStamp);
+#line 1166 "MDTreeParser.cpp"
+		{ // ( ... )*
+		for (;;) {
+			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+				_t = ASTNULL;
+			if ((_t->getType() == MEMBERS || _t->getType() == ASSIGNEQUAL)) {
+				constraintstatement(_t);
+				_t = _retTree;
+			}
+			else {
+				goto _loop90;
+			}
+			
+		}
+		_loop90:;
+		} // ( ... )*
+		ANTLR_USE_NAMESPACE(antlr)RefAST tmp35_AST_in = _t;
+		match(_t,ENDBLOCK);
+		_t = _t->getNextSibling();
+		_t = __t88;
+		_t = _t->getNextSibling();
+#line 279 "MDTreeParser.g"
+		
+		blockStack.pop(); 
+		MoleculeStamp* currMoleculeStamp = static_cast<MoleculeStamp*>(blockStack.top());
+		currMoleculeStamp->addConstraintStamp(currConstraintStamp); 
+		
+#line 1193 "MDTreeParser.cpp"
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
+void MDTreeParser::atomstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST atomstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 132 "MDTreeParser.g"
+	
+	vector<RealType> dvec;
 	AtomStamp* currAtomStamp =  static_cast<AtomStamp*>(blockStack.top());
 	
 	
-#line 845 "MDTreeParser.cpp"
+#line 1211 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -855,32 +1221,32 @@ void MDTreeParser::atomstatement(ANTLR_USE_NAMESPACE(a
 		}
 		case POSITION:
 		{
-			ANTLR_USE_NAMESPACE(antlr)RefAST __t26 = _t;
-			ANTLR_USE_NAMESPACE(antlr)RefAST tmp22_AST_in = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t43 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp36_AST_in = _t;
 			match(_t,POSITION);
 			_t = _t->getFirstChild();
 			dvec=doubleNumberTuple(_t);
 			_t = _retTree;
-			_t = __t26;
+			_t = __t43;
 			_t = _t->getNextSibling();
-#line 108 "MDTreeParser.g"
+#line 139 "MDTreeParser.g"
 			currAtomStamp->setPosition(dvec);
-#line 869 "MDTreeParser.cpp"
+#line 1235 "MDTreeParser.cpp"
 			break;
 		}
 		case ORIENTATION:
 		{
-			ANTLR_USE_NAMESPACE(antlr)RefAST __t27 = _t;
-			ANTLR_USE_NAMESPACE(antlr)RefAST tmp23_AST_in = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t44 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp37_AST_in = _t;
 			match(_t,ORIENTATION);
 			_t = _t->getFirstChild();
 			dvec=doubleNumberTuple(_t);
 			_t = _retTree;
-			_t = __t27;
+			_t = __t44;
 			_t = _t->getNextSibling();
-#line 109 "MDTreeParser.g"
+#line 140 "MDTreeParser.g"
 			currAtomStamp->setOrientation(dvec);
-#line 884 "MDTreeParser.cpp"
+#line 1250 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -897,56 +1263,14 @@ void MDTreeParser::atomstatement(ANTLR_USE_NAMESPACE(a
 	_retTree = _t;
 }
 
-vector<double>  MDTreeParser::doubleNumberTuple(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-#line 227 "MDTreeParser.g"
-	vector<double> dvec;
-#line 904 "MDTreeParser.cpp"
-	ANTLR_USE_NAMESPACE(antlr)RefAST doubleNumberTuple_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 227 "MDTreeParser.g"
-	
-	double dval;
-	
-#line 910 "MDTreeParser.cpp"
-	
-	try {      // for error handling
-		{ // ( ... )+
-		int _cnt65=0;
-		for (;;) {
-			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
-				_t = ASTNULL;
-			if (((_t->getType() >= NUM_INT && _t->getType() <= NUM_DOUBLE))) {
-				dval=doubleNumber(_t);
-				_t = _retTree;
-#line 231 "MDTreeParser.g"
-				dvec.push_back(dval);
-#line 923 "MDTreeParser.cpp"
-			}
-			else {
-				if ( _cnt65>=1 ) { goto _loop65; } else {throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);}
-			}
-			
-			_cnt65++;
-		}
-		_loop65:;
-		}  // ( ... )+
-	}
-	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
-		reportError(ex);
-		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
-			_t = _t->getNextSibling();
-	}
-	_retTree = _t;
-	return dvec;
-}
-
 void MDTreeParser::bondstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST bondstatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 122 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST bondstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 153 "MDTreeParser.g"
 	
 	vector<int> ivec;
 	BondStamp* currBondStamp = static_cast<BondStamp*>(blockStack.top());
 	
-#line 950 "MDTreeParser.cpp"
+#line 1274 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -960,17 +1284,17 @@ void MDTreeParser::bondstatement(ANTLR_USE_NAMESPACE(a
 		}
 		case MEMBERS:
 		{
-			ANTLR_USE_NAMESPACE(antlr)RefAST __t33 = _t;
-			ANTLR_USE_NAMESPACE(antlr)RefAST tmp24_AST_in = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t50 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp38_AST_in = _t;
 			match(_t,MEMBERS);
 			_t = _t->getFirstChild();
 			ivec=inttuple(_t);
 			_t = _retTree;
-			_t = __t33;
+			_t = __t50;
 			_t = _t->getNextSibling();
-#line 128 "MDTreeParser.g"
+#line 159 "MDTreeParser.g"
 			currBondStamp->setMembers(ivec);
-#line 974 "MDTreeParser.cpp"
+#line 1298 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -988,36 +1312,36 @@ vector<int>  MDTreeParser::inttuple(ANTLR_USE_NAMESPAC
 }
 
 vector<int>  MDTreeParser::inttuple(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-#line 234 "MDTreeParser.g"
+#line 304 "MDTreeParser.g"
 	vector<int> ivec;
-#line 994 "MDTreeParser.cpp"
-	ANTLR_USE_NAMESPACE(antlr)RefAST inttuple_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 234 "MDTreeParser.g"
+#line 1318 "MDTreeParser.cpp"
+	ANTLR_USE_NAMESPACE(antlr)RefAST inttuple_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 304 "MDTreeParser.g"
 	
 	int ival;
 	
-#line 1000 "MDTreeParser.cpp"
+#line 1324 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		{ // ( ... )+
-		int _cnt68=0;
+		int _cnt98=0;
 		for (;;) {
 			if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
 				_t = ASTNULL;
 			if ((_t->getType() == NUM_INT || _t->getType() == NUM_LONG)) {
 				ival=intConst(_t);
 				_t = _retTree;
-#line 238 "MDTreeParser.g"
+#line 308 "MDTreeParser.g"
 				ivec.push_back(ival);
-#line 1013 "MDTreeParser.cpp"
+#line 1337 "MDTreeParser.cpp"
 			}
 			else {
-				if ( _cnt68>=1 ) { goto _loop68; } else {throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);}
+				if ( _cnt98>=1 ) { goto _loop98; } else {throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);}
 			}
 			
-			_cnt68++;
+			_cnt98++;
 		}
-		_loop68:;
+		_loop98:;
 		}  // ( ... )+
 	}
 	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
@@ -1030,13 +1354,13 @@ void MDTreeParser::bendstatement(ANTLR_USE_NAMESPACE(a
 }
 
 void MDTreeParser::bendstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST bendstatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 141 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST bendstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 172 "MDTreeParser.g"
 	
 	vector<int> ivec;
 	BendStamp* currBendStamp = static_cast<BendStamp*>(blockStack.top());
 	
-#line 1040 "MDTreeParser.cpp"
+#line 1364 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -1050,17 +1374,17 @@ void MDTreeParser::bendstatement(ANTLR_USE_NAMESPACE(a
 		}
 		case MEMBERS:
 		{
-			ANTLR_USE_NAMESPACE(antlr)RefAST __t39 = _t;
-			ANTLR_USE_NAMESPACE(antlr)RefAST tmp25_AST_in = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t56 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp39_AST_in = _t;
 			match(_t,MEMBERS);
 			_t = _t->getFirstChild();
 			ivec=inttuple(_t);
 			_t = _retTree;
-			_t = __t39;
+			_t = __t56;
 			_t = _t->getNextSibling();
-#line 147 "MDTreeParser.g"
+#line 178 "MDTreeParser.g"
 			currBendStamp->setMembers(ivec);
-#line 1064 "MDTreeParser.cpp"
+#line 1388 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -1078,13 +1402,13 @@ void MDTreeParser::torsionstatement(ANTLR_USE_NAMESPAC
 }
 
 void MDTreeParser::torsionstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST torsionstatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 160 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST torsionstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 191 "MDTreeParser.g"
 	
 	vector<int> ivec;
 	TorsionStamp* currTorsionStamp = static_cast<TorsionStamp*>(blockStack.top());
 	
-#line 1088 "MDTreeParser.cpp"
+#line 1412 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -1098,17 +1422,17 @@ void MDTreeParser::torsionstatement(ANTLR_USE_NAMESPAC
 		}
 		case MEMBERS:
 		{
-			ANTLR_USE_NAMESPACE(antlr)RefAST __t45 = _t;
-			ANTLR_USE_NAMESPACE(antlr)RefAST tmp26_AST_in = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t62 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp40_AST_in = _t;
 			match(_t,MEMBERS);
 			_t = _t->getFirstChild();
 			ivec=inttuple(_t);
 			_t = _retTree;
-			_t = __t45;
+			_t = __t62;
 			_t = _t->getNextSibling();
-#line 166 "MDTreeParser.g"
+#line 197 "MDTreeParser.g"
 			currTorsionStamp->setMembers(ivec);
-#line 1112 "MDTreeParser.cpp"
+#line 1436 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -1125,14 +1449,78 @@ void MDTreeParser::torsionstatement(ANTLR_USE_NAMESPAC
 	_retTree = _t;
 }
 
+void MDTreeParser::inversionstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST inversionstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 210 "MDTreeParser.g"
+	
+	int icent;
+	vector<int> ivec;
+	InversionStamp* currInversionStamp = static_cast<InversionStamp*>(blockStack.top());
+	
+#line 1461 "MDTreeParser.cpp"
+	
+	try {      // for error handling
+		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = ASTNULL;
+		switch ( _t->getType()) {
+		case ASSIGNEQUAL:
+		{
+			assignment(_t);
+			_t = _retTree;
+			break;
+		}
+		case CENTER:
+		{
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t68 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp41_AST_in = _t;
+			match(_t,CENTER);
+			_t = _t->getFirstChild();
+			icent=intConst(_t);
+			_t = _retTree;
+			_t = __t68;
+			_t = _t->getNextSibling();
+#line 217 "MDTreeParser.g"
+			currInversionStamp->setCenter(icent);
+#line 1485 "MDTreeParser.cpp"
+			break;
+		}
+		case SATELLITES:
+		{
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t69 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp42_AST_in = _t;
+			match(_t,SATELLITES);
+			_t = _t->getFirstChild();
+			ivec=inttuple(_t);
+			_t = _retTree;
+			_t = __t69;
+			_t = _t->getNextSibling();
+#line 218 "MDTreeParser.g"
+			currInversionStamp->setSatellites(ivec);
+#line 1500 "MDTreeParser.cpp"
+			break;
+		}
+		default:
+		{
+			throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);
+		}
+		}
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
 void MDTreeParser::rigidbodystatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST rigidbodystatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 183 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST rigidbodystatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 235 "MDTreeParser.g"
 	
 	vector<int> ivec;
 	RigidBodyStamp* currRigidBodyStamp = static_cast<RigidBodyStamp*>(blockStack.top());
 	
-#line 1136 "MDTreeParser.cpp"
+#line 1524 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -1146,17 +1534,17 @@ void MDTreeParser::rigidbodystatement(ANTLR_USE_NAMESP
 		}
 		case MEMBERS:
 		{
-			ANTLR_USE_NAMESPACE(antlr)RefAST __t51 = _t;
-			ANTLR_USE_NAMESPACE(antlr)RefAST tmp27_AST_in = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t75 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp43_AST_in = _t;
 			match(_t,MEMBERS);
 			_t = _t->getFirstChild();
 			ivec=inttuple(_t);
 			_t = _retTree;
-			_t = __t51;
+			_t = __t75;
 			_t = _t->getNextSibling();
-#line 189 "MDTreeParser.g"
+#line 241 "MDTreeParser.g"
 			currRigidBodyStamp->setMembers(ivec);
-#line 1160 "MDTreeParser.cpp"
+#line 1548 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -1174,13 +1562,13 @@ void MDTreeParser::cutoffgroupstatement(ANTLR_USE_NAME
 }
 
 void MDTreeParser::cutoffgroupstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST cutoffgroupstatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
-#line 202 "MDTreeParser.g"
+	ANTLR_USE_NAMESPACE(antlr)RefAST cutoffgroupstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 254 "MDTreeParser.g"
 	
 	vector<int> ivec;
 	CutoffGroupStamp* currCutoffGroupStamp = static_cast<CutoffGroupStamp*>(blockStack.top());
 	
-#line 1184 "MDTreeParser.cpp"
+#line 1572 "MDTreeParser.cpp"
 	
 	try {      // for error handling
 		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
@@ -1194,17 +1582,17 @@ void MDTreeParser::cutoffgroupstatement(ANTLR_USE_NAME
 		}
 		case MEMBERS:
 		{
-			ANTLR_USE_NAMESPACE(antlr)RefAST __t57 = _t;
-			ANTLR_USE_NAMESPACE(antlr)RefAST tmp28_AST_in = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t81 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp44_AST_in = _t;
 			match(_t,MEMBERS);
 			_t = _t->getFirstChild();
 			ivec=inttuple(_t);
 			_t = _retTree;
-			_t = __t57;
+			_t = __t81;
 			_t = _t->getNextSibling();
-#line 208 "MDTreeParser.g"
+#line 260 "MDTreeParser.g"
 			currCutoffGroupStamp->setMembers(ivec);
-#line 1208 "MDTreeParser.cpp"
+#line 1596 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -1222,7 +1610,7 @@ void MDTreeParser::fragmentstatement(ANTLR_USE_NAMESPA
 }
 
 void MDTreeParser::fragmentstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-	ANTLR_USE_NAMESPACE(antlr)RefAST fragmentstatement_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+	ANTLR_USE_NAMESPACE(antlr)RefAST fragmentstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	
 	try {      // for error handling
 		assignment(_t);
@@ -1236,11 +1624,59 @@ void MDTreeParser::fragmentstatement(ANTLR_USE_NAMESPA
 	_retTree = _t;
 }
 
-double  MDTreeParser::doubleNumber(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
-#line 248 "MDTreeParser.g"
-	double dval;
-#line 1243 "MDTreeParser.cpp"
-	ANTLR_USE_NAMESPACE(antlr)RefAST doubleNumber_AST_in = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+void MDTreeParser::constraintstatement(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+	ANTLR_USE_NAMESPACE(antlr)RefAST constraintstatement_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
+#line 286 "MDTreeParser.g"
+	
+	vector<int> ivec;
+	ConstraintStamp* currConstraintStamp = static_cast<ConstraintStamp*>(blockStack.top());
+	
+#line 1635 "MDTreeParser.cpp"
+	
+	try {      // for error handling
+		if (_t == ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = ASTNULL;
+		switch ( _t->getType()) {
+		case ASSIGNEQUAL:
+		{
+			assignment(_t);
+			_t = _retTree;
+			break;
+		}
+		case MEMBERS:
+		{
+			ANTLR_USE_NAMESPACE(antlr)RefAST __t92 = _t;
+			ANTLR_USE_NAMESPACE(antlr)RefAST tmp45_AST_in = _t;
+			match(_t,MEMBERS);
+			_t = _t->getFirstChild();
+			ivec=inttuple(_t);
+			_t = _retTree;
+			_t = __t92;
+			_t = _t->getNextSibling();
+#line 292 "MDTreeParser.g"
+			currConstraintStamp->setMembers(ivec);
+#line 1659 "MDTreeParser.cpp"
+			break;
+		}
+		default:
+		{
+			throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(_t);
+		}
+		}
+	}
+	catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
+		reportError(ex);
+		if ( _t != ANTLR_USE_NAMESPACE(antlr)nullAST )
+			_t = _t->getNextSibling();
+	}
+	_retTree = _t;
+}
+
+RealType  MDTreeParser::doubleNumber(ANTLR_USE_NAMESPACE(antlr)RefAST _t) {
+#line 318 "MDTreeParser.g"
+	RealType dval;
+#line 1679 "MDTreeParser.cpp"
+	ANTLR_USE_NAMESPACE(antlr)RefAST doubleNumber_AST_in = (_t == ANTLR_USE_NAMESPACE(antlr)RefAST(ASTNULL)) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 	ANTLR_USE_NAMESPACE(antlr)RefAST ic = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	ANTLR_USE_NAMESPACE(antlr)RefAST fc = ANTLR_USE_NAMESPACE(antlr)nullAST;
 	
@@ -1254,9 +1690,9 @@ double  MDTreeParser::doubleNumber(ANTLR_USE_NAMESPACE
 			ic = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 			intConst(_t);
 			_t = _retTree;
-#line 250 "MDTreeParser.g"
-			dval = lexi_cast<double>(ic->getText());
-#line 1260 "MDTreeParser.cpp"
+#line 319 "MDTreeParser.g"
+			dval = lexi_cast<RealType>(ic->getText());
+#line 1696 "MDTreeParser.cpp"
 			break;
 		}
 		case NUM_FLOAT:
@@ -1265,9 +1701,9 @@ double  MDTreeParser::doubleNumber(ANTLR_USE_NAMESPACE
 			fc = (_t == ASTNULL) ? ANTLR_USE_NAMESPACE(antlr)nullAST : _t;
 			floatConst(_t);
 			_t = _retTree;
-#line 251 "MDTreeParser.g"
-			dval = lexi_cast<double>(fc->getText());
-#line 1271 "MDTreeParser.cpp"
+#line 320 "MDTreeParser.g"
+			dval = lexi_cast<RealType>(fc->getText());
+#line 1707 "MDTreeParser.cpp"
 			break;
 		}
 		default:
@@ -1296,16 +1732,25 @@ const char* MDTreeParser::tokenNames[] = {
 	"\"component\"",
 	"\"molecule\"",
 	"\"zconstraint\"",
+	"\"restraint\"",
 	"\"atom\"",
 	"\"bond\"",
 	"\"bend\"",
 	"\"torsion\"",
+	"\"inversion\"",
 	"\"rigidBody\"",
 	"\"cutoffGroup\"",
+	"\"constraint\"",
+	"\"distance\"",
 	"\"fragment\"",
 	"\"members\"",
+	"\"center\"",
+	"\"satellites\"",
 	"\"position\"",
 	"\"orientation\"",
+	"\"flucQ\"",
+	"\"RNEMD\"",
+	"\"minimizer\"",
 	"ENDBLOCK",
 	"ID",
 	"ASSIGNEQUAL",
@@ -1343,12 +1788,13 @@ const char* MDTreeParser::tokenNames[] = {
 	0
 };
 
-const unsigned long MDTreeParser::_tokenSet_0_data_[] = { 524400UL, 0UL, 0UL, 0UL };
-// "component" "molecule" "zconstraint" ASSIGNEQUAL 
-const ANTLR_USE_NAMESPACE(antlr)BitSet MDTreeParser::_tokenSet_0(_tokenSet_0_data_,4);
-const unsigned long MDTreeParser::_tokenSet_1_data_[] = { 540544UL, 0UL, 0UL, 0UL };
-// "atom" "bond" "bend" "torsion" "rigidBody" "cutoffGroup" "fragment" 
+const unsigned long MDTreeParser::_tokenSet_0_data_[] = { 327155952UL, 0UL, 0UL, 0UL };
+// "component" "molecule" "zconstraint" "restraint" "flucQ" "RNEMD" "minimizer" 
 // ASSIGNEQUAL 
+const ANTLR_USE_NAMESPACE(antlr)BitSet MDTreeParser::_tokenSet_0(_tokenSet_0_data_,4);
+const unsigned long MDTreeParser::_tokenSet_1_data_[] = { 268631808UL, 0UL, 0UL, 0UL };
+// "atom" "bond" "bend" "torsion" "inversion" "rigidBody" "cutoffGroup" 
+// "constraint" "fragment" ASSIGNEQUAL 
 const ANTLR_USE_NAMESPACE(antlr)BitSet MDTreeParser::_tokenSet_1(_tokenSet_1_data_,4);