GenericLMM_MCPricer Example CPP

C++ Example - GenericLMM_MCPricer![]() ![]() ![]() ![]() // ################################################################################## // The first function here GenericLMM_MCPricer(), contains a series of // function calls leading upto the main function call, the second function // within this file ( GenericLMM_MCPricerPart() ). // which contains the answer that we are looking for.![]() // The first function here is simply an example of how to construct the parameters // in order acquire either a string Key (that is to be passed to other functions) // or a computed result.![]() // If you are viewing this source code from the chm or web help file you can use the // outlining features to collapse certain sections of the code for better readability. // ################################################################################## ![]() #include <string> #include <exception>![]() #include <sstream> #include <iomanip>![]() // Point the "additional includes directory" within your editor to the following paths ( where <InstallFolder> is your installation folder) // <InstallFolder>/Libs/Headers/ (For the library header files) // <InstallFolder>/Libs/Client/ (For the client helper header and source files)![]() // The helper files are optional and you can include only those files needed for your functionality // Each helper header/source file pair corresponds to a single QuantTools category of functions.![]() // Include QuantTools library header files #include <QuantTools_all.hpp>![]() // Include Client Helper QuantTools header files #include <QuantToolsClient_all.hpp>![]() // For Debug builds add a reference to the CTQuantToolsCPPAPI20D.lib // For Release builds add a reference to the CTQuantToolsCPPAPI20.lib // You add a reference via the ProjectProperties->Linker->Input menu item![]() // Some global parameter in order to append to user defined keys. // We use it here to ensure that we have unique Keys (in the case several of our examples // use the same key-name) // In normal use, a user defined string will be used and so this variable will be pointless.![]() static long nCTLMMMCPricerGlobal = 0;![]() // Used by parameters that take an optional range value. // In Excel we simply omit the value, within the API functions, // we pass an empty range object CTRangeDataCPP oEmptyRange;![]() std::string szTickedKeyName; std::ostringstream szTemp; std::string CPP_EX_GenericLMM_MCPricer() { nCTLMMMCPricerGlobal += 1; std::string szErrorMsg = ""; try {![]() ![]() // Creates an one dimensional interpolation object. ![]() std::string MyInterpObject1D; MyInterpObject1D = InterpObject1DPart(); ![]() ![]() // Creates an one dimensional interpolation object. ![]() std::string MyInterpObject1D_2; MyInterpObject1D_2 = InterpObject1D__2Part(); ![]() ![]() // Creates a two dimensional interpolation object. ![]() std::string MyInterpObject2D; MyInterpObject2D = InterpObject2DPart(); ![]() ![]() // Creates a two dimensional interpolation object. ![]() std::string MyInterpObject2D_2; MyInterpObject2D_2 = InterpObject2D__2Part(); ![]() ![]() // UK date calendar used within the UK stock exchange. ![]() std::string MyCALUKExchange; MyCALUKExchange = CALUKExchangePart(); ![]() ![]() // EURO calendar used for holiday adjustments. ![]() std::string MyEuroCal; MyEuroCal = CALEUROPart(); ![]() ![]() // Creates a centralized valuation date object. ![]() std::string MyValuationDate; MyValuationDate = ValueDateObjPart(); ![]() ![]() // Creates a Deposit template which is almost identical to a Libor // Index, but without the YieldCurve information. std::string MyDepoTPL; MyDepoTPL = CreateDepoTemplatePart( MyCALUKExchange, MyEuroCal); ![]() ![]() // Creates a Swap template which is almost identical to the definition // of the parameters of a swap contract, but without the swap duration, // buysell, and YieldCurve information. std::string MySwapTPL; MySwapTPL = CreateSwapTemplatePart( MyEuroCal, MyDepoTPL); ![]() ![]() // Creates a yield curve using market rates (No cross-currency // Swaps). std::string MyMiniYC; MyMiniYC = MKTYC_D__3Part( MyValuationDate, MyDepoTPL, MySwapTPL); ![]() ![]() // Creates a new Index code. std::string MyNewIndex2; MyNewIndex2 = CreateIndex__2Part( MyCALUKExchange, MyEuroCal, MyMiniYC); ![]() ![]() // Creates a Libor Forward Model Process container object. std::string MyLMMProcess2; MyLMMProcess2 = LMMProcess2Part( MyNewIndex2); ![]() ![]() // Creates a an extended linear-exponential volatility model for // the libor market model. std::string My3rdLMMLinearExpVolModel2; My3rdLMMLinearExpVolModel2 = LMMLinearExpVolModel2__3Part( MyLMMProcess2); ![]() ![]() // Creates an extended exponential correlation model for the libor // market model. std::string My2ndLMMLinearExpCorrModel2; My2ndLMMLinearExpCorrModel2 = LMMLinearExpCorrModel2__2Part( MyLMMProcess2); ![]() ![]() // Given volatility and correlation specification objects, creates // a Libor Forward Market Simulation Process object to be used // within the 'CapeTools LMM Process Simulation' or 'CapeTools // Generic IR LMM MonteCarlo Pricer' category of functions. std::string MyLMMSimProcess; MyLMMSimProcess = LMMSimProcessPart( MyLMMProcess2, My3rdLMMLinearExpVolModel2, My2ndLMMLinearExpCorrModel2); ![]() ![]() // Creates a generic pricing monte carlo object given a process // object and a pricing grid. std::string MyGenericLMM_MCPricer; MyGenericLMM_MCPricer = GenericLMM_MCPricerPart( MyLMMSimProcess, MyInterpObject1D, MyInterpObject1D_2, MyInterpObject2D, MyInterpObject2D_2); // This is the result we are looking for. return MyGenericLMM_MCPricer; ![]() } catch(std::exception e) { szErrorMsg = e.what(); throw; } catch(...) { throw; } } ![]() ![]() // ///////////////////////////////////////////////////////////////////![]() std::string GenericLMM_MCPricerPart( std::string MyLMMSimProcess, std::string MyInterpObject1D, std::string MyInterpObject1D_2, std::string MyInterpObject2D, std::string MyInterpObject2D_2) {![]() // Create example range for parameter GenericLMM_MCPricer_PayOffTable CTRangeDataCPP GenericLMM_MCPricer_PayOffTable; // We could set the value for each cell individually, but for display // purposes, this is quicker and more informative. GenericLMM_MCPricer_PayOffTable.RangeFromStr ( "{" "#21/Jul/2006# | | | | ;" "#23/Oct/2006# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#22/Jan/2007# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#23/Apr/2007# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#23/Jul/2007# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#22/Oct/2007# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jan/2008# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Apr/2008# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jul/2008# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Oct/2008# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jan/2009# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Apr/2009# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jul/2009# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Oct/2009# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jan/2010# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Apr/2010# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jul/2010# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Oct/2010# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jan/2011# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Apr/2011# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | ;" "#21/Jul/2011# | Libor(cRow) + _a | Interp1D(1,cRow) | GridRowSum(cRow, cCol-2, cCol-1) | max(GridColMin(cCol-1, 1, cRow) - LiborMin(1, cRow), 0.0) * DCF(cRow) * Cvg(cRow)" "}" ); // Create example range for parameter GenericLMM_MCPricer_ConstParams CTRangeDataCPP GenericLMM_MCPricer_ConstParams; // We could set the value for each cell individually, but for display // purposes, this is quicker and more informative. GenericLMM_MCPricer_ConstParams.RangeFromStr ( "{" "_a | 0.0001 ;" "_b | 20 ;" "_c | 2.5 ;" "_var1 | 40" "}" ); ![]() ![]() std::ostringstream szTemp; szTemp.str(""); szTemp << std::setw(0) << nCTLMMMCPricerGlobal;![]() ![]() // Key value to use as a handle for the created object std::string MyGenericLMM_MCPricer = std::string("MyGenericLMM_MCPricer") + std::string("_") + szTemp.str(); ![]() // When creating this object for the first time, set this parameter // to a positive value. long Reload = 1; ![]() // With the PayOff table, the first column represents event dates. bool ValidateDates = false; ![]() // The number of simulations. long NoOfSims = 10;![]() // Excel function call would be this - "CT.PRO.GenericLMM_MCPricer()"![]() // Creates a generic pricing monte carlo object given a process // object and a pricing grid. std::string rGenericLMM_MCPricer; rGenericLMM_MCPricer = CTLMMMCPricerSA::GenericLMM_MCPricer( MyGenericLMM_MCPricer, Reload, MyLMMSimProcess, GenericLMM_MCPricer_PayOffTable, ValidateDates, NoOfSims, GenericLMM_MCPricer_ConstParams, MyInterpObject1D, MyInterpObject1D_2, MyInterpObject2D, MyInterpObject2D_2);![]() ![]() return rGenericLMM_MCPricer; } ![]() ![]() ![]() ![]() |