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Diffstat (limited to 'intern/elbeem/intern/solver_control.h')
| -rw-r--r-- | intern/elbeem/intern/solver_control.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/intern/elbeem/intern/solver_control.h b/intern/elbeem/intern/solver_control.h new file mode 100644 index 00000000000..57112b365ce --- /dev/null +++ b/intern/elbeem/intern/solver_control.h @@ -0,0 +1,182 @@ +/****************************************************************************** + * + * El'Beem - the visual lattice boltzmann freesurface simulator + * 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 + * + * testing extensions + * + *****************************************************************************/ + + +#ifndef LBM_TESTCLASS_H +#define LBM_TESTCLASS_H + +//class IsoSurface; +class ParticleObject; +class ControlParticles; +class ControlForces; + +//#define NUMGRIDS 2 +//#define MAXNUMSWS 10 + +// farfield modes +#define FARF_3DONLY -1 +#define FARF_BOTH 0 +#define FARF_SWEONLY 1 +// dont reuse 3d vars/init +#define FARF_SEPSWE 2 + +// relaxation macros for solver_relax.h + +// WARNING has to match controlparts.h +#define CPF_ENTRIES 12 +#define CPF_FORCE 0 +#define CPF_VELWEIGHT 3 +#define CPF_VELOCITY 4 +#define CPF_FORCEWEIGHT 7 +#define CPF_MINCPDIST 8 +#define CPF_MINCPDIR 9 + +#include "controlparticles.h" + +#include "ntl_geometrymodel.h" + +// get force entry, set=0 is unused anyway +#define LBMGET_FORCE(lev, i,j,k) mpControl->mCpForces[lev][ (LBMGI(lev,i,j,k,0)) ] + +// debug mods off... +// same as in src/solver_relax.h! +#define __PRECOLLIDE_MODS(rho,ux,uy,uz, grav) \ + ux += (grav)[0]; \ + uy += (grav)[1]; \ + uz += (grav)[2]; + +//void testMaxdmod(int i, int j,int k, LbmFloat &ux,LbmFloat &uy,LbmFloat &uz,ControlForces &ff); +#if LBMDIM==3 +#define MAXDGRAV \ + if(myforce->forceMaxd[0]*ux+myforce->forceMaxd[1]*uy<LBM_EPSILON) { \ + ux = v2w*myforce->forceVel[0]+ v2wi*ux; \ + uy = v2w*myforce->forceVel[1]+ v2wi*uy; } \ + /* movement inverse to g? */ \ + if((uz>LBM_EPSILON)&&(uz>myforce->forceVel[2])) { \ + uz = v2w*myforce->forceVel[2]+ v2wi*uz; } +#else // LBMDIM==3 +#define MAXDGRAV \ + if(myforce->forceMaxd[0]*ux<LBM_EPSILON) { \ + ux = v2w*myforce->forceVel[0]+ v2wi*ux; } \ + /* movement inverse to g? */ \ + if((uy>LBM_EPSILON)&&(uy>myforce->forceVel[1])) { \ + uy = v2w*myforce->forceVel[1]+ v2wi*uy; } +#endif // LBMDIM==3 + +// debug modifications of collide vars (testing) +// requires: lev,i,j,k +#define PRECOLLIDE_MODS(rho,ux,uy,uz, grav) \ + LbmFloat attforce = 1.; \ + if(this->mTForceStrength>0.) { \ + ControlForces* myforce = &LBMGET_FORCE(lev,i,j,k); \ + const LbmFloat vf = myforce->weightAtt;\ + const LbmFloat vw = myforce->weightVel;\ + if(vf!=0.) { attforce = MAX(0., 1.-vf); /* TODO FIXME? use ABS(vf) for repulsion force? */ \ + ux += myforce->forceAtt[0]; \ + uy += myforce->forceAtt[1]; \ + uz += myforce->forceAtt[2]; \ + \ + } else if(( myforce->maxDistance>0.) && ( myforce->maxDistance<CPF_MAXDINIT)) {\ + const LbmFloat v2w = mpControl->mCons[0]->mCparts->getInfluenceMaxdist() * \ + (myforce->maxDistance-mpControl->mCons[0]->mCparts->getRadiusMinMaxd()) / (mpControl->mCons[0]->mCparts->getRadiusMaxd()-mpControl->mCons[0]->mCparts->getRadiusMinMaxd()); \ + const LbmFloat v2wi = 1.-v2w; \ + if(v2w>0.){ MAXDGRAV; \ + /* errMsg("ERRMDTT","at "<<PRINT_IJK<<" maxd="<<myforce->maxDistance<<", newu"<<PRINT_VEC(ux,uy,uz)<<", org"<<PRINT_VEC(oux,ouy,ouz)<<", fv"<<myforce->forceVel<<" " ); */ \ + }\ + } \ + if(vw>0.) { \ + const LbmFloat vwi = 1.-vw;\ + const LbmFloat vwd = mpControl->mDiffVelCon;\ + ux += vw*(myforce->forceVel[0]-myforce->compAv[0] + vwd*(myforce->compAv[0]-ux) ); \ + uy += vw*(myforce->forceVel[1]-myforce->compAv[1] + vwd*(myforce->compAv[1]-uy) ); \ + uz += vw*(myforce->forceVel[2]-myforce->compAv[2] + vwd*(myforce->compAv[2]-uz) ); \ + /* TODO test!? modify smooth vel by influence of force for each lbm step, to account for force update only each N steps */ \ + myforce->compAv = (myforce->forceVel*vw+ myforce->compAv*vwi); \ + } \ + } \ + ux += (grav)[0]*attforce; \ + uy += (grav)[1]*attforce; \ + uz += (grav)[2]*attforce; \ + /* end PRECOLLIDE_MODS */ + +#define TEST_IF_CHECK \ + if((!iffilled)&&(LBMGET_FORCE(lev,i,j,k).weightAtt!=0.)) { \ + errMsg("TESTIFFILL"," at "<<PRINT_IJK<<" "<<mass<<" "<<rho); \ + iffilled = true; \ + if(mass<rho*1.0) mass = rho*1.0; myfrac = 1.0; \ + } + + +// a single set of control particles and params +class LbmControlSet { + public: + LbmControlSet(); + ~LbmControlSet(); + void initCparts(); + + // control particles + ControlParticles *mCparts; + // control particle overall motion (for easier manual generation) + ControlParticles *mCpmotion; + // cp data file + string mContrPartFile; + string mCpmotionFile; + // cp debug displau + LbmFloat mDebugCpscale, mDebugVelScale, mDebugCompavScale, mDebugAttScale, mDebugMaxdScale, mDebugAvgVelScale; + + // params + AnimChannel<float> mcForceAtt; + AnimChannel<float> mcForceVel; + AnimChannel<float> mcForceMaxd; + + AnimChannel<float> mcRadiusAtt; + AnimChannel<float> mcRadiusVel; + AnimChannel<float> mcRadiusMind; + AnimChannel<float> mcRadiusMaxd; + + AnimChannel<ntlVec3f> mcCpScale; + AnimChannel<ntlVec3f> mcCpOffset; +}; + + + +// main control data storage +class LbmControlData +{ + public: + LbmControlData(); + virtual ~LbmControlData(); + + // control data + + // contorl params + void parseControldataAttrList(AttributeList *attr); + + // control strength, set for solver interface + LbmFloat mSetForceStrength; + // cp vars + std::vector<LbmControlSet*> mCons; + // update interval + int mCpUpdateInterval; + // output + string mCpOutfile; + // control particle precomputed influence + std::vector< std::vector<ControlForces> > mCpForces; + std::vector<ControlForces> mCpKernel; + std::vector<ControlForces> mMdKernel; + // activate differential velcon + LbmFloat mDiffVelCon; + + // cp debug displau + LbmFloat mDebugCpscale, mDebugVelScale, mDebugCompavScale, mDebugAttScale, mDebugMaxdScale, mDebugAvgVelScale; +}; + +#endif // LBM_TESTCLASS_H |