/// prototype
/// ::= id '(' id* ')'
std::unique_ptr<PrototypeAST> Parser::parsePrototype(s_cursor_t &it, const s_cursor_t &end) {
if (_curTok != tok_identifier)
return ErrorP("Expected function name in prototype");
std::string fnName = _identifier;
getNextToken(it, end);
if ( _curTok != '(' )
return ErrorP("Expected '(' in prototype");
std::vector<std::string> argNames;
getNextToken(it, end);
while (_curTok == tok_identifier) {
argNames.push_back(_identifier);
if (getNextToken(it, end) == ',')
getNextToken(it, end);
}
if ( _curTok != ')' )
return ErrorP("Expected ')' in prototype");
getNextToken(it, end); // eat ')'
return llvm::make_unique<PrototypeAST>(&_builder, _module, fnName, std::move(argNames));
}
/// prototype
/// ::= id '(' id* ')'
static PrototypeAST *ParsePrototype() {
if (CurTok != tok_identifier)
return ErrorP("Expected function name in prototype");
std::string FnName = IdentifierStr;
getNextToken();
if (CurTok != '(')
return ErrorP("Expected '(' in prototype");
std::vector<std::string> ArgNames;
while (getNextToken() == tok_identifier)
ArgNames.push_back(IdentifierStr);
if (CurTok != ')')
return ErrorP("Expected ')' in prototype");
// success.
getNextToken(); // eat ')'.
return new PrototypeAST(FnName, ArgNames);
}
/// prototype
/// ::= id '(' id* ')'
static std::unique_ptr<PrototypeAST> ParsePrototype() {
if (CurTok != tok_identifier)
return ErrorP("Expected function name in prototype");
std::string FnName = IdentifierStr;
getNextToken();
if (CurTok != '(')
return ErrorP("Expected '(' in prototype");
std::vector<std::string> ArgNames;
while (getNextToken() == tok_identifier)
ArgNames.push_back(IdentifierStr);
if (CurTok != ')')
return ErrorP("Expected ')' in prototype");
// success.
getNextToken(); // eat ')'.
return helper::make_unique<PrototypeAST>(FnName, std::move(ArgNames));
}
FrictionForceGenerator::FrictionForceGenerator(Simulation *sim, RandomGenerator *random)
: ForceGenerator(sim),
myRandom(random, Sim->Config->FrictionSpringBreakage, Sim->Config->FrictionDeviation)
{
mySpringsPerBlock = Sim->Config->SpringsPerBlock;
mySpringData = new(nothrow) FrictionSpringInfo[Sim->Config->Rows * Sim->Config->Columns * Sim->Config->SpringsPerBlock];
if(mySpringData == NULL)
{
ErrorP("Alloc failed");
exit(1);
}
mySpringsPerBlock = Sim->Config->SpringsPerBlock;
for(uint i = 0; i < Sim->Config->Rows * Sim->Config->Columns * Sim->Config->SpringsPerBlock; i++)
{
mySpringData[i].Anchor = 0;
mySpringData[i].BreakForce = myRandom.GetNormalizedRandom();
if(isnan(mySpringData[i].BreakForce))
{
ErrorP("Random is nan");
}
mySpringData[i].SpringConstant = Sim->Config->FrictionSpringConstant * sqrt(mySpringData[i].BreakForce/Sim->Config->FrictionSpringBreakage);
//DebugPF(DDetail, "%dBreak force: %g, Constant: %g",i, mySpringData[i].BreakForce, mySpringData[i].SpringConstant);
}
}
