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Added the possibility to use sqrt() in the FUNCTION block - it could be removed again when finally pow() will be implemented

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This commit is contained in:
Bastian M. Wojek
2010-03-06 23:53:53 +00:00
parent 4d9575d5eb
commit a63319fc70
3 changed files with 7 additions and 1 deletions
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6
src/classes/PFunction.cpp
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@ -247,6 +247,8 @@ void PFunction::FillFuncEvalTree(iter_t const& i, PFuncTreeNode &node)
node.fFunctionTag = FUN_LN;
else if (!strcmp(str.c_str(), "EXP"))
node.fFunctionTag = FUN_EXP;
else if (!strcmp(str.c_str(), "SQRT"))
node.fFunctionTag = FUN_SQRT;
else {
cerr << endl << "**PANIC ERROR**: function " << str << " doesn't exist, but you never should have reached this point!";
cerr << endl;
@ -442,11 +444,13 @@ Double_t PFunction::EvalNode(PFuncTreeNode &node)
} else if (node.fFunctionTag == FUN_ATANH) {
return atanh(EvalNode(node.children[0]));
} else if (node.fFunctionTag == FUN_LOG) {
return log(EvalNode(node.children[0]))/log(10);
return log(EvalNode(node.children[0]))/log(10.0);
} else if (node.fFunctionTag == FUN_LN) {
return log(EvalNode(node.children[0]));
} else if (node.fFunctionTag == FUN_EXP) {
return exp(EvalNode(node.children[0]));
} else if (node.fFunctionTag == FUN_SQRT) {
return sqrt(EvalNode(node.children[0]));
} else {
cerr << endl << "**PANIC ERROR**: PFunction::EvalNode: node.fID == PFunctionGrammar::functionID: you never should have reached this point!";
cerr << endl;