/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  v1912                                 |
|   \\  /    A nd           | Website:  www.openfoam.com                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    location    "system";
    object      controlDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

// ------------------------ Place this file in the system folder of the:  multiphase/interFoam/RAS/DTCHullMoving example.

application     interFoam;

startFrom       startTime;

startTime       0;

stopAt          endTime;

endTime         0.2;  // <<------------------ speedup testing with 0.1 write interval, instead of the original 5 seconds.

deltaT          0.0001;

writeControl    adjustable;

writeInterval   9999; // <<---------------------- Disabled. Instead use "writeObjects" below.

purgeWrite      0;

writeFormat     binary;

writePrecision  6;

writeCompression off;

timeFormat      general;

timePrecision   6;

runTimeModifiable yes;

adjustTimeStep  yes;

maxCo           25;
maxAlphaCo      15;
maxDeltaT       0.01;

functions
{
    forces
    {
        type            forces;
        libs            (forces);
        patches         (hull);
        rhoInf          998.8;
        log             on;
        writeControl    timeStep;
        writeInterval   1;
        CofR            (2.929541 0 0.2);
    }
	
    write_selection_of_fields    // <<--------------------------- added this section.
    {
        type            writeObjects;
        libs            ("libutilityFunctionObjects.so");
        writeControl    adjustableRunTime;
        writeInterval   0.1;
		objects
		(
			U
			points
//			rigidBodyMotionState  // --> error: "not available in the database"
                                  // with that line commented out, the "U" and "points" files are written as expected.
                                  // It does have an IO object and is written by the unmodified example case.
		);
    }	
	
}


// ************************************************************************* //