elbeem_control.h

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/******************************************************************************
 *
 * El'Beem - Free Surface Fluid Simulation with the Lattice Boltzmann Method
 * All code distributed as part of El'Beem is covered by the version 2 of the 
 * GNU General Public License. See the file COPYING for details.
 * Copyright 2003-2006 Nils Thuerey
 *
 * Control API header
 */
#ifndef ELBEEMCONTROL_API_H
#define ELBEEMCONTROL_API_H

// a single control particle set
typedef struct elbeemControl {
        /* influence forces */
        float influenceAttraction;
        float *channelInfluenceAttraction;
        float channelSizeInfluenceAttraction;

        float influenceVelocity;
        float *channelInfluenceVelocity;
        float channelSizeInfluenceVelocity;

        float influenceMaxdist;
        float *channelInfluenceMaxdist;
        float channelSizeInfluenceMaxdist;

        /* influence force radii */
        float radiusAttraction;
        float *channelRadiusAttraction;
        float channelSizeRadiusAttraction;

        float radiusVelocity;
        float *channelRadiusVelocity;
        float channelSizeRadiusVelocity;

        float radiusMindist;
        float *channelRadiusMindist;
        float channelSizeRadiusMindist;
        float radiusMaxdist;
        float *channelRadiusMaxdist;
        float channelSizeRadiusMaxdist;

        /* control particle positions/scale */
        float offset[3];
        float *channelOffset;
        float channelSizeOffset;
        
        float scale[3];
        float *channelScale;
        float channelSizeScale;
        
} elbeemControl;


// add mesh as fluidsim object
int elbeemControlAddSet(struct elbeemControl*);

// sample & track mesh control particles, TODO add return type...
int elbeemControlComputeMesh(struct elbeemMesh*);

#endif // ELBEEMCONTROL_API_H