This is a simple case that calculates the specific volume for an incompressible material (no dependence on temperature or pressure). Use this example to practice with and build upon.
Double-click MoldflowUserFunctions_PVTExample1.vcxproj from inside C:\Program Files\Autodesk\Moldflow Insight 20xx\data\solverapi, to launch your compiler, or open it in a text editor to examine the code.