1*c4762a1bSJed Brown static char help[] = "Second Order TVD Finite Volume Example.\n"; 2*c4762a1bSJed Brown /*F 3*c4762a1bSJed Brown 4*c4762a1bSJed Brown We use a second order TVD finite volume method to evolve a system of PDEs. Our simple upwinded residual evaluation loops 5*c4762a1bSJed Brown over all mesh faces and uses a Riemann solver to produce the flux given the face geometry and cell values, 6*c4762a1bSJed Brown \begin{equation} 7*c4762a1bSJed Brown f_i = \mathrm{riemann}(\mathrm{phys}, p_\mathrm{centroid}, \hat n, x^L, x^R) 8*c4762a1bSJed Brown \end{equation} 9*c4762a1bSJed Brown and then update the cell values given the cell volume. 10*c4762a1bSJed Brown \begin{eqnarray} 11*c4762a1bSJed Brown f^L_i &-=& \frac{f_i}{vol^L} \\ 12*c4762a1bSJed Brown f^R_i &+=& \frac{f_i}{vol^R} 13*c4762a1bSJed Brown \end{eqnarray} 14*c4762a1bSJed Brown 15*c4762a1bSJed Brown As an example, we can consider the shallow water wave equation, 16*c4762a1bSJed Brown \begin{eqnarray} 17*c4762a1bSJed Brown h_t + \nabla\cdot \left( uh \right) &=& 0 \\ 18*c4762a1bSJed Brown (uh)_t + \nabla\cdot \left( u\otimes uh + \frac{g h^2}{2} I \right) &=& 0 19*c4762a1bSJed Brown \end{eqnarray} 20*c4762a1bSJed Brown where $h$ is wave height, $u$ is wave velocity, and $g$ is the acceleration due to gravity. 21*c4762a1bSJed Brown 22*c4762a1bSJed Brown A representative Riemann solver for the shallow water equations is given in the PhysicsRiemann_SW() function, 23*c4762a1bSJed Brown \begin{eqnarray} 24*c4762a1bSJed Brown f^{L,R}_h &=& uh^{L,R} \cdot \hat n \\ 25*c4762a1bSJed Brown f^{L,R}_{uh} &=& \frac{f^{L,R}_h}{h^{L,R}} uh^{L,R} + g (h^{L,R})^2 \hat n \\ 26*c4762a1bSJed Brown c^{L,R} &=& \sqrt{g h^{L,R}} \\ 27*c4762a1bSJed Brown s &=& \max\left( \left|\frac{uh^L \cdot \hat n}{h^L}\right| + c^L, \left|\frac{uh^R \cdot \hat n}{h^R}\right| + c^R \right) \\ 28*c4762a1bSJed Brown f_i &=& \frac{A_\mathrm{face}}{2} \left( f^L_i + f^R_i + s \left( x^L_i - x^R_i \right) \right) 29*c4762a1bSJed Brown \end{eqnarray} 30*c4762a1bSJed Brown where $c$ is the local gravity wave speed and $f_i$ is a Rusanov flux. 31*c4762a1bSJed Brown 32*c4762a1bSJed Brown The more sophisticated residual evaluation in RHSFunctionLocal_LS() uses a least-squares fit to a quadratic polynomial 33*c4762a1bSJed Brown over a neighborhood of the given element. 34*c4762a1bSJed Brown 35*c4762a1bSJed Brown The mesh is read in from an ExodusII file, usually generated by Cubit. 36*c4762a1bSJed Brown F*/ 37*c4762a1bSJed Brown #include <petscdmplex.h> 38*c4762a1bSJed Brown #include <petscdmforest.h> 39*c4762a1bSJed Brown #include <petscds.h> 40*c4762a1bSJed Brown #include <petscts.h> 41*c4762a1bSJed Brown #include <petscsf.h> /* For SplitFaces() */ 42*c4762a1bSJed Brown 43*c4762a1bSJed Brown #define DIM 2 /* Geometric dimension */ 44*c4762a1bSJed Brown #define ALEN(a) (sizeof(a)/sizeof((a)[0])) 45*c4762a1bSJed Brown 46*c4762a1bSJed Brown static PetscFunctionList PhysicsList; 47*c4762a1bSJed Brown 48*c4762a1bSJed Brown /* Represents continuum physical equations. */ 49*c4762a1bSJed Brown typedef struct _n_Physics *Physics; 50*c4762a1bSJed Brown 51*c4762a1bSJed Brown /* Physical model includes boundary conditions, initial conditions, and functionals of interest. It is 52*c4762a1bSJed Brown * discretization-independent, but its members depend on the scenario being solved. */ 53*c4762a1bSJed Brown typedef struct _n_Model *Model; 54*c4762a1bSJed Brown 55*c4762a1bSJed Brown /* 'User' implements a discretization of a continuous model. */ 56*c4762a1bSJed Brown typedef struct _n_User *User; 57*c4762a1bSJed Brown typedef PetscErrorCode (*SolutionFunction)(Model,PetscReal,const PetscReal*,PetscScalar*,void*); 58*c4762a1bSJed Brown typedef PetscErrorCode (*SetUpBCFunction)(PetscDS,Physics); 59*c4762a1bSJed Brown typedef PetscErrorCode (*FunctionalFunction)(Model,PetscReal,const PetscReal*,const PetscScalar*,PetscReal*,void*); 60*c4762a1bSJed Brown typedef PetscErrorCode (*SetupFields)(Physics,PetscSection); 61*c4762a1bSJed Brown static PetscErrorCode ModelSolutionSetDefault(Model,SolutionFunction,void*); 62*c4762a1bSJed Brown static PetscErrorCode ModelFunctionalRegister(Model,const char*,PetscInt*,FunctionalFunction,void*); 63*c4762a1bSJed Brown static PetscErrorCode OutputVTK(DM,const char*,PetscViewer*); 64*c4762a1bSJed Brown 65*c4762a1bSJed Brown struct FieldDescription { 66*c4762a1bSJed Brown const char *name; 67*c4762a1bSJed Brown PetscInt dof; 68*c4762a1bSJed Brown }; 69*c4762a1bSJed Brown 70*c4762a1bSJed Brown typedef struct _n_FunctionalLink *FunctionalLink; 71*c4762a1bSJed Brown struct _n_FunctionalLink { 72*c4762a1bSJed Brown char *name; 73*c4762a1bSJed Brown FunctionalFunction func; 74*c4762a1bSJed Brown void *ctx; 75*c4762a1bSJed Brown PetscInt offset; 76*c4762a1bSJed Brown FunctionalLink next; 77*c4762a1bSJed Brown }; 78*c4762a1bSJed Brown 79*c4762a1bSJed Brown struct _n_Physics { 80*c4762a1bSJed Brown PetscRiemannFunc riemann; 81*c4762a1bSJed Brown PetscInt dof; /* number of degrees of freedom per cell */ 82*c4762a1bSJed Brown PetscReal maxspeed; /* kludge to pick initial time step, need to add monitoring and step control */ 83*c4762a1bSJed Brown void *data; 84*c4762a1bSJed Brown PetscInt nfields; 85*c4762a1bSJed Brown const struct FieldDescription *field_desc; 86*c4762a1bSJed Brown }; 87*c4762a1bSJed Brown 88*c4762a1bSJed Brown struct _n_Model { 89*c4762a1bSJed Brown MPI_Comm comm; /* Does not do collective communicaton, but some error conditions can be collective */ 90*c4762a1bSJed Brown Physics physics; 91*c4762a1bSJed Brown FunctionalLink functionalRegistry; 92*c4762a1bSJed Brown PetscInt maxComputed; 93*c4762a1bSJed Brown PetscInt numMonitored; 94*c4762a1bSJed Brown FunctionalLink *functionalMonitored; 95*c4762a1bSJed Brown PetscInt numCall; 96*c4762a1bSJed Brown FunctionalLink *functionalCall; 97*c4762a1bSJed Brown SolutionFunction solution; 98*c4762a1bSJed Brown SetUpBCFunction setupbc; 99*c4762a1bSJed Brown void *solutionctx; 100*c4762a1bSJed Brown PetscReal maxspeed; /* estimate of global maximum speed (for CFL calculation) */ 101*c4762a1bSJed Brown PetscReal bounds[2*DIM]; 102*c4762a1bSJed Brown DMBoundaryType bcs[3]; 103*c4762a1bSJed Brown PetscErrorCode (*errorIndicator)(PetscInt, PetscReal, PetscInt, const PetscScalar[], const PetscScalar[], PetscReal *, void *); 104*c4762a1bSJed Brown void *errorCtx; 105*c4762a1bSJed Brown }; 106*c4762a1bSJed Brown 107*c4762a1bSJed Brown struct _n_User { 108*c4762a1bSJed Brown PetscInt numSplitFaces; 109*c4762a1bSJed Brown PetscInt vtkInterval; /* For monitor */ 110*c4762a1bSJed Brown char outputBasename[PETSC_MAX_PATH_LEN]; /* Basename for output files */ 111*c4762a1bSJed Brown PetscInt monitorStepOffset; 112*c4762a1bSJed Brown Model model; 113*c4762a1bSJed Brown PetscBool vtkmon; 114*c4762a1bSJed Brown }; 115*c4762a1bSJed Brown 116*c4762a1bSJed Brown PETSC_STATIC_INLINE PetscReal DotDIMReal(const PetscReal *x,const PetscReal *y) 117*c4762a1bSJed Brown { 118*c4762a1bSJed Brown PetscInt i; 119*c4762a1bSJed Brown PetscReal prod=0.0; 120*c4762a1bSJed Brown 121*c4762a1bSJed Brown for (i=0; i<DIM; i++) prod += x[i]*y[i]; 122*c4762a1bSJed Brown return prod; 123*c4762a1bSJed Brown } 124*c4762a1bSJed Brown PETSC_STATIC_INLINE PetscReal NormDIM(const PetscReal *x) { return PetscSqrtReal(PetscAbsReal(DotDIMReal(x,x))); } 125*c4762a1bSJed Brown 126*c4762a1bSJed Brown PETSC_STATIC_INLINE PetscReal Dot2Real(const PetscReal *x,const PetscReal *y) { return x[0]*y[0] + x[1]*y[1];} 127*c4762a1bSJed Brown PETSC_STATIC_INLINE PetscReal Norm2Real(const PetscReal *x) { return PetscSqrtReal(PetscAbsReal(Dot2Real(x,x)));} 128*c4762a1bSJed Brown PETSC_STATIC_INLINE void Normalize2Real(PetscReal *x) { PetscReal a = 1./Norm2Real(x); x[0] *= a; x[1] *= a; } 129*c4762a1bSJed Brown PETSC_STATIC_INLINE void Waxpy2Real(PetscReal a,const PetscReal *x,const PetscReal *y,PetscReal *w) { w[0] = a*x[0] + y[0]; w[1] = a*x[1] + y[1]; } 130*c4762a1bSJed Brown PETSC_STATIC_INLINE void Scale2Real(PetscReal a,const PetscReal *x,PetscReal *y) { y[0] = a*x[0]; y[1] = a*x[1]; } 131*c4762a1bSJed Brown 132*c4762a1bSJed Brown /******************* Advect ********************/ 133*c4762a1bSJed Brown typedef enum {ADVECT_SOL_TILTED,ADVECT_SOL_BUMP,ADVECT_SOL_BUMP_CAVITY} AdvectSolType; 134*c4762a1bSJed Brown static const char *const AdvectSolTypes[] = {"TILTED","BUMP","BUMP_CAVITY","AdvectSolType","ADVECT_SOL_",0}; 135*c4762a1bSJed Brown typedef enum {ADVECT_SOL_BUMP_CONE,ADVECT_SOL_BUMP_COS} AdvectSolBumpType; 136*c4762a1bSJed Brown static const char *const AdvectSolBumpTypes[] = {"CONE","COS","AdvectSolBumpType","ADVECT_SOL_BUMP_",0}; 137*c4762a1bSJed Brown 138*c4762a1bSJed Brown typedef struct { 139*c4762a1bSJed Brown PetscReal wind[DIM]; 140*c4762a1bSJed Brown } Physics_Advect_Tilted; 141*c4762a1bSJed Brown typedef struct { 142*c4762a1bSJed Brown PetscReal center[DIM]; 143*c4762a1bSJed Brown PetscReal radius; 144*c4762a1bSJed Brown AdvectSolBumpType type; 145*c4762a1bSJed Brown } Physics_Advect_Bump; 146*c4762a1bSJed Brown 147*c4762a1bSJed Brown typedef struct { 148*c4762a1bSJed Brown PetscReal inflowState; 149*c4762a1bSJed Brown AdvectSolType soltype; 150*c4762a1bSJed Brown union { 151*c4762a1bSJed Brown Physics_Advect_Tilted tilted; 152*c4762a1bSJed Brown Physics_Advect_Bump bump; 153*c4762a1bSJed Brown } sol; 154*c4762a1bSJed Brown struct { 155*c4762a1bSJed Brown PetscInt Solution; 156*c4762a1bSJed Brown PetscInt Error; 157*c4762a1bSJed Brown } functional; 158*c4762a1bSJed Brown } Physics_Advect; 159*c4762a1bSJed Brown 160*c4762a1bSJed Brown static const struct FieldDescription PhysicsFields_Advect[] = {{"U",1},{NULL,0}}; 161*c4762a1bSJed Brown 162*c4762a1bSJed Brown static PetscErrorCode PhysicsBoundary_Advect_Inflow(PetscReal time, const PetscReal *c, const PetscReal *n, const PetscScalar *xI, PetscScalar *xG, void *ctx) 163*c4762a1bSJed Brown { 164*c4762a1bSJed Brown Physics phys = (Physics)ctx; 165*c4762a1bSJed Brown Physics_Advect *advect = (Physics_Advect*)phys->data; 166*c4762a1bSJed Brown 167*c4762a1bSJed Brown PetscFunctionBeginUser; 168*c4762a1bSJed Brown xG[0] = advect->inflowState; 169*c4762a1bSJed Brown PetscFunctionReturn(0); 170*c4762a1bSJed Brown } 171*c4762a1bSJed Brown 172*c4762a1bSJed Brown static PetscErrorCode PhysicsBoundary_Advect_Outflow(PetscReal time, const PetscReal *c, const PetscReal *n, const PetscScalar *xI, PetscScalar *xG, void *ctx) 173*c4762a1bSJed Brown { 174*c4762a1bSJed Brown PetscFunctionBeginUser; 175*c4762a1bSJed Brown xG[0] = xI[0]; 176*c4762a1bSJed Brown PetscFunctionReturn(0); 177*c4762a1bSJed Brown } 178*c4762a1bSJed Brown 179*c4762a1bSJed Brown static void PhysicsRiemann_Advect(PetscInt dim, PetscInt Nf, const PetscReal *qp, const PetscReal *n, const PetscScalar *xL, const PetscScalar *xR, PetscInt numConstants, const PetscScalar constants[], PetscScalar *flux, Physics phys) 180*c4762a1bSJed Brown { 181*c4762a1bSJed Brown Physics_Advect *advect = (Physics_Advect*)phys->data; 182*c4762a1bSJed Brown PetscReal wind[DIM],wn; 183*c4762a1bSJed Brown 184*c4762a1bSJed Brown switch (advect->soltype) { 185*c4762a1bSJed Brown case ADVECT_SOL_TILTED: { 186*c4762a1bSJed Brown Physics_Advect_Tilted *tilted = &advect->sol.tilted; 187*c4762a1bSJed Brown wind[0] = tilted->wind[0]; 188*c4762a1bSJed Brown wind[1] = tilted->wind[1]; 189*c4762a1bSJed Brown } break; 190*c4762a1bSJed Brown case ADVECT_SOL_BUMP: 191*c4762a1bSJed Brown wind[0] = -qp[1]; 192*c4762a1bSJed Brown wind[1] = qp[0]; 193*c4762a1bSJed Brown break; 194*c4762a1bSJed Brown case ADVECT_SOL_BUMP_CAVITY: 195*c4762a1bSJed Brown { 196*c4762a1bSJed Brown PetscInt i; 197*c4762a1bSJed Brown PetscReal comp2[3] = {0.,0.,0.}, rad2; 198*c4762a1bSJed Brown 199*c4762a1bSJed Brown rad2 = 0.; 200*c4762a1bSJed Brown for (i = 0; i < dim; i++) { 201*c4762a1bSJed Brown comp2[i] = qp[i] * qp[i]; 202*c4762a1bSJed Brown rad2 += comp2[i]; 203*c4762a1bSJed Brown } 204*c4762a1bSJed Brown 205*c4762a1bSJed Brown wind[0] = -qp[1]; 206*c4762a1bSJed Brown wind[1] = qp[0]; 207*c4762a1bSJed Brown if (rad2 > 1.) { 208*c4762a1bSJed Brown PetscInt maxI = 0; 209*c4762a1bSJed Brown PetscReal maxComp2 = comp2[0]; 210*c4762a1bSJed Brown 211*c4762a1bSJed Brown for (i = 1; i < dim; i++) { 212*c4762a1bSJed Brown if (comp2[i] > maxComp2) { 213*c4762a1bSJed Brown maxI = i; 214*c4762a1bSJed Brown maxComp2 = comp2[i]; 215*c4762a1bSJed Brown } 216*c4762a1bSJed Brown } 217*c4762a1bSJed Brown wind[maxI] = 0.; 218*c4762a1bSJed Brown } 219*c4762a1bSJed Brown } 220*c4762a1bSJed Brown break; 221*c4762a1bSJed Brown default: 222*c4762a1bSJed Brown { 223*c4762a1bSJed Brown PetscInt i; 224*c4762a1bSJed Brown for (i = 0; i < DIM; ++i) wind[i] = 0.0; 225*c4762a1bSJed Brown } 226*c4762a1bSJed Brown /* default: SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_SUP,"No support for solution type %s",AdvectSolBumpTypes[advect->soltype]); */ 227*c4762a1bSJed Brown } 228*c4762a1bSJed Brown wn = Dot2Real(wind, n); 229*c4762a1bSJed Brown flux[0] = (wn > 0 ? xL[0] : xR[0]) * wn; 230*c4762a1bSJed Brown } 231*c4762a1bSJed Brown 232*c4762a1bSJed Brown static PetscErrorCode PhysicsSolution_Advect(Model mod,PetscReal time,const PetscReal *x,PetscScalar *u,void *ctx) 233*c4762a1bSJed Brown { 234*c4762a1bSJed Brown Physics phys = (Physics)ctx; 235*c4762a1bSJed Brown Physics_Advect *advect = (Physics_Advect*)phys->data; 236*c4762a1bSJed Brown 237*c4762a1bSJed Brown PetscFunctionBeginUser; 238*c4762a1bSJed Brown switch (advect->soltype) { 239*c4762a1bSJed Brown case ADVECT_SOL_TILTED: { 240*c4762a1bSJed Brown PetscReal x0[DIM]; 241*c4762a1bSJed Brown Physics_Advect_Tilted *tilted = &advect->sol.tilted; 242*c4762a1bSJed Brown Waxpy2Real(-time,tilted->wind,x,x0); 243*c4762a1bSJed Brown if (x0[1] > 0) u[0] = 1.*x[0] + 3.*x[1]; 244*c4762a1bSJed Brown else u[0] = advect->inflowState; 245*c4762a1bSJed Brown } break; 246*c4762a1bSJed Brown case ADVECT_SOL_BUMP_CAVITY: 247*c4762a1bSJed Brown case ADVECT_SOL_BUMP: { 248*c4762a1bSJed Brown Physics_Advect_Bump *bump = &advect->sol.bump; 249*c4762a1bSJed Brown PetscReal x0[DIM],v[DIM],r,cost,sint; 250*c4762a1bSJed Brown cost = PetscCosReal(time); 251*c4762a1bSJed Brown sint = PetscSinReal(time); 252*c4762a1bSJed Brown x0[0] = cost*x[0] + sint*x[1]; 253*c4762a1bSJed Brown x0[1] = -sint*x[0] + cost*x[1]; 254*c4762a1bSJed Brown Waxpy2Real(-1,bump->center,x0,v); 255*c4762a1bSJed Brown r = Norm2Real(v); 256*c4762a1bSJed Brown switch (bump->type) { 257*c4762a1bSJed Brown case ADVECT_SOL_BUMP_CONE: 258*c4762a1bSJed Brown u[0] = PetscMax(1 - r/bump->radius,0); 259*c4762a1bSJed Brown break; 260*c4762a1bSJed Brown case ADVECT_SOL_BUMP_COS: 261*c4762a1bSJed Brown u[0] = 0.5 + 0.5*PetscCosReal(PetscMin(r/bump->radius,1)*PETSC_PI); 262*c4762a1bSJed Brown break; 263*c4762a1bSJed Brown } 264*c4762a1bSJed Brown } break; 265*c4762a1bSJed Brown default: SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"Unknown solution type"); 266*c4762a1bSJed Brown } 267*c4762a1bSJed Brown PetscFunctionReturn(0); 268*c4762a1bSJed Brown } 269*c4762a1bSJed Brown 270*c4762a1bSJed Brown static PetscErrorCode PhysicsFunctional_Advect(Model mod,PetscReal time,const PetscReal *x,const PetscScalar *y,PetscReal *f,void *ctx) 271*c4762a1bSJed Brown { 272*c4762a1bSJed Brown Physics phys = (Physics)ctx; 273*c4762a1bSJed Brown Physics_Advect *advect = (Physics_Advect*)phys->data; 274*c4762a1bSJed Brown PetscScalar yexact[1]; 275*c4762a1bSJed Brown PetscErrorCode ierr; 276*c4762a1bSJed Brown 277*c4762a1bSJed Brown PetscFunctionBeginUser; 278*c4762a1bSJed Brown ierr = PhysicsSolution_Advect(mod,time,x,yexact,phys);CHKERRQ(ierr); 279*c4762a1bSJed Brown f[advect->functional.Solution] = PetscRealPart(y[0]); 280*c4762a1bSJed Brown f[advect->functional.Error] = PetscAbsScalar(y[0]-yexact[0]); 281*c4762a1bSJed Brown PetscFunctionReturn(0); 282*c4762a1bSJed Brown } 283*c4762a1bSJed Brown 284*c4762a1bSJed Brown static PetscErrorCode SetUpBC_Advect(PetscDS prob, Physics phys) 285*c4762a1bSJed Brown { 286*c4762a1bSJed Brown PetscErrorCode ierr; 287*c4762a1bSJed Brown const PetscInt inflowids[] = {100,200,300},outflowids[] = {101}; 288*c4762a1bSJed Brown 289*c4762a1bSJed Brown PetscFunctionBeginUser; 290*c4762a1bSJed Brown /* Register "canned" boundary conditions and defaults for where to apply. */ 291*c4762a1bSJed Brown ierr = PetscDSAddBoundary(prob, DM_BC_NATURAL_RIEMANN, "inflow", "Face Sets", 0, 0, NULL, (void (*)(void)) PhysicsBoundary_Advect_Inflow, ALEN(inflowids), inflowids, phys);CHKERRQ(ierr); 292*c4762a1bSJed Brown ierr = PetscDSAddBoundary(prob, DM_BC_NATURAL_RIEMANN, "outflow", "Face Sets", 0, 0, NULL, (void (*)(void)) PhysicsBoundary_Advect_Outflow, ALEN(outflowids), outflowids, phys);CHKERRQ(ierr); 293*c4762a1bSJed Brown PetscFunctionReturn(0); 294*c4762a1bSJed Brown } 295*c4762a1bSJed Brown 296*c4762a1bSJed Brown static PetscErrorCode PhysicsCreate_Advect(Model mod,Physics phys,PetscOptionItems *PetscOptionsObject) 297*c4762a1bSJed Brown { 298*c4762a1bSJed Brown Physics_Advect *advect; 299*c4762a1bSJed Brown PetscErrorCode ierr; 300*c4762a1bSJed Brown 301*c4762a1bSJed Brown PetscFunctionBeginUser; 302*c4762a1bSJed Brown phys->field_desc = PhysicsFields_Advect; 303*c4762a1bSJed Brown phys->riemann = (PetscRiemannFunc)PhysicsRiemann_Advect; 304*c4762a1bSJed Brown ierr = PetscNew(&advect);CHKERRQ(ierr); 305*c4762a1bSJed Brown phys->data = advect; 306*c4762a1bSJed Brown mod->setupbc = SetUpBC_Advect; 307*c4762a1bSJed Brown 308*c4762a1bSJed Brown ierr = PetscOptionsHead(PetscOptionsObject,"Advect options");CHKERRQ(ierr); 309*c4762a1bSJed Brown { 310*c4762a1bSJed Brown PetscInt two = 2,dof = 1; 311*c4762a1bSJed Brown advect->soltype = ADVECT_SOL_TILTED; 312*c4762a1bSJed Brown ierr = PetscOptionsEnum("-advect_sol_type","solution type","",AdvectSolTypes,(PetscEnum)advect->soltype,(PetscEnum*)&advect->soltype,NULL);CHKERRQ(ierr); 313*c4762a1bSJed Brown switch (advect->soltype) { 314*c4762a1bSJed Brown case ADVECT_SOL_TILTED: { 315*c4762a1bSJed Brown Physics_Advect_Tilted *tilted = &advect->sol.tilted; 316*c4762a1bSJed Brown two = 2; 317*c4762a1bSJed Brown tilted->wind[0] = 0.0; 318*c4762a1bSJed Brown tilted->wind[1] = 1.0; 319*c4762a1bSJed Brown ierr = PetscOptionsRealArray("-advect_tilted_wind","background wind vx,vy","",tilted->wind,&two,NULL);CHKERRQ(ierr); 320*c4762a1bSJed Brown advect->inflowState = -2.0; 321*c4762a1bSJed Brown ierr = PetscOptionsRealArray("-advect_tilted_inflow","Inflow state","",&advect->inflowState,&dof,NULL);CHKERRQ(ierr); 322*c4762a1bSJed Brown phys->maxspeed = Norm2Real(tilted->wind); 323*c4762a1bSJed Brown } break; 324*c4762a1bSJed Brown case ADVECT_SOL_BUMP_CAVITY: 325*c4762a1bSJed Brown case ADVECT_SOL_BUMP: { 326*c4762a1bSJed Brown Physics_Advect_Bump *bump = &advect->sol.bump; 327*c4762a1bSJed Brown two = 2; 328*c4762a1bSJed Brown bump->center[0] = 2.; 329*c4762a1bSJed Brown bump->center[1] = 0.; 330*c4762a1bSJed Brown ierr = PetscOptionsRealArray("-advect_bump_center","location of center of bump x,y","",bump->center,&two,NULL);CHKERRQ(ierr); 331*c4762a1bSJed Brown bump->radius = 0.9; 332*c4762a1bSJed Brown ierr = PetscOptionsReal("-advect_bump_radius","radius of bump","",bump->radius,&bump->radius,NULL);CHKERRQ(ierr); 333*c4762a1bSJed Brown bump->type = ADVECT_SOL_BUMP_CONE; 334*c4762a1bSJed Brown ierr = PetscOptionsEnum("-advect_bump_type","type of bump","",AdvectSolBumpTypes,(PetscEnum)bump->type,(PetscEnum*)&bump->type,NULL);CHKERRQ(ierr); 335*c4762a1bSJed Brown phys->maxspeed = 3.; /* radius of mesh, kludge */ 336*c4762a1bSJed Brown } break; 337*c4762a1bSJed Brown } 338*c4762a1bSJed Brown } 339*c4762a1bSJed Brown ierr = PetscOptionsTail();CHKERRQ(ierr); 340*c4762a1bSJed Brown /* Initial/transient solution with default boundary conditions */ 341*c4762a1bSJed Brown ierr = ModelSolutionSetDefault(mod,PhysicsSolution_Advect,phys);CHKERRQ(ierr); 342*c4762a1bSJed Brown /* Register "canned" functionals */ 343*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Solution",&advect->functional.Solution,PhysicsFunctional_Advect,phys);CHKERRQ(ierr); 344*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Error",&advect->functional.Error,PhysicsFunctional_Advect,phys);CHKERRQ(ierr); 345*c4762a1bSJed Brown mod->bcs[0] = mod->bcs[1] = mod->bcs[2] = DM_BOUNDARY_GHOSTED; 346*c4762a1bSJed Brown PetscFunctionReturn(0); 347*c4762a1bSJed Brown } 348*c4762a1bSJed Brown 349*c4762a1bSJed Brown /******************* Shallow Water ********************/ 350*c4762a1bSJed Brown typedef struct { 351*c4762a1bSJed Brown PetscReal gravity; 352*c4762a1bSJed Brown PetscReal boundaryHeight; 353*c4762a1bSJed Brown struct { 354*c4762a1bSJed Brown PetscInt Height; 355*c4762a1bSJed Brown PetscInt Speed; 356*c4762a1bSJed Brown PetscInt Energy; 357*c4762a1bSJed Brown } functional; 358*c4762a1bSJed Brown } Physics_SW; 359*c4762a1bSJed Brown typedef struct { 360*c4762a1bSJed Brown PetscReal h; 361*c4762a1bSJed Brown PetscReal uh[DIM]; 362*c4762a1bSJed Brown } SWNode; 363*c4762a1bSJed Brown typedef union { 364*c4762a1bSJed Brown SWNode swnode; 365*c4762a1bSJed Brown PetscReal vals[DIM+1]; 366*c4762a1bSJed Brown } SWNodeUnion; 367*c4762a1bSJed Brown 368*c4762a1bSJed Brown static const struct FieldDescription PhysicsFields_SW[] = {{"Height",1},{"Momentum",DIM},{NULL,0}}; 369*c4762a1bSJed Brown 370*c4762a1bSJed Brown /* 371*c4762a1bSJed Brown * h_t + div(uh) = 0 372*c4762a1bSJed Brown * (uh)_t + div (u\otimes uh + g h^2 / 2 I) = 0 373*c4762a1bSJed Brown * 374*c4762a1bSJed Brown * */ 375*c4762a1bSJed Brown static PetscErrorCode SWFlux(Physics phys,const PetscReal *n,const SWNode *x,SWNode *f) 376*c4762a1bSJed Brown { 377*c4762a1bSJed Brown Physics_SW *sw = (Physics_SW*)phys->data; 378*c4762a1bSJed Brown PetscReal uhn,u[DIM]; 379*c4762a1bSJed Brown PetscInt i; 380*c4762a1bSJed Brown 381*c4762a1bSJed Brown PetscFunctionBeginUser; 382*c4762a1bSJed Brown Scale2Real(1./x->h,x->uh,u); 383*c4762a1bSJed Brown uhn = x->uh[0] * n[0] + x->uh[1] * n[1]; 384*c4762a1bSJed Brown f->h = uhn; 385*c4762a1bSJed Brown for (i=0; i<DIM; i++) f->uh[i] = u[i] * uhn + sw->gravity * PetscSqr(x->h) * n[i]; 386*c4762a1bSJed Brown PetscFunctionReturn(0); 387*c4762a1bSJed Brown } 388*c4762a1bSJed Brown 389*c4762a1bSJed Brown static PetscErrorCode PhysicsBoundary_SW_Wall(PetscReal time, const PetscReal *c, const PetscReal *n, const PetscScalar *xI, PetscScalar *xG, void *ctx) 390*c4762a1bSJed Brown { 391*c4762a1bSJed Brown PetscFunctionBeginUser; 392*c4762a1bSJed Brown xG[0] = xI[0]; 393*c4762a1bSJed Brown xG[1] = -xI[1]; 394*c4762a1bSJed Brown xG[2] = -xI[2]; 395*c4762a1bSJed Brown PetscFunctionReturn(0); 396*c4762a1bSJed Brown } 397*c4762a1bSJed Brown 398*c4762a1bSJed Brown static void PhysicsRiemann_SW(PetscInt dim, PetscInt Nf, const PetscReal *qp, const PetscReal *n, const PetscScalar *xL, const PetscScalar *xR, PetscInt numConstants, const PetscScalar constants[], PetscScalar *flux, Physics phys) 399*c4762a1bSJed Brown { 400*c4762a1bSJed Brown Physics_SW *sw = (Physics_SW*)phys->data; 401*c4762a1bSJed Brown PetscReal cL,cR,speed; 402*c4762a1bSJed Brown PetscReal nn[DIM]; 403*c4762a1bSJed Brown #if !defined(PETSC_USE_COMPLEX) 404*c4762a1bSJed Brown const SWNode *uL = (const SWNode*)xL,*uR = (const SWNode*)xR; 405*c4762a1bSJed Brown #else 406*c4762a1bSJed Brown SWNodeUnion uLreal, uRreal; 407*c4762a1bSJed Brown const SWNode *uL = &uLreal.swnode; 408*c4762a1bSJed Brown const SWNode *uR = &uRreal.swnode; 409*c4762a1bSJed Brown #endif 410*c4762a1bSJed Brown SWNodeUnion fL,fR; 411*c4762a1bSJed Brown PetscInt i; 412*c4762a1bSJed Brown PetscReal zero=0.; 413*c4762a1bSJed Brown 414*c4762a1bSJed Brown #if defined(PETSC_USE_COMPLEX) 415*c4762a1bSJed Brown uLreal.swnode.h = 0; uRreal.swnode.h = 0; 416*c4762a1bSJed Brown for (i = 0; i < 1+dim; i++) uLreal.vals[i] = PetscRealPart(xL[i]); 417*c4762a1bSJed Brown for (i = 0; i < 1+dim; i++) uRreal.vals[i] = PetscRealPart(xR[i]); 418*c4762a1bSJed Brown #endif 419*c4762a1bSJed Brown if (uL->h < 0 || uR->h < 0) {for (i=0; i<1+dim; i++) flux[i] = zero/zero; return;} /* SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Reconstructed thickness is negative"); */ 420*c4762a1bSJed Brown nn[0] = n[0]; 421*c4762a1bSJed Brown nn[1] = n[1]; 422*c4762a1bSJed Brown Normalize2Real(nn); 423*c4762a1bSJed Brown SWFlux(phys,nn,uL,&(fL.swnode)); 424*c4762a1bSJed Brown SWFlux(phys,nn,uR,&(fR.swnode)); 425*c4762a1bSJed Brown cL = PetscSqrtReal(sw->gravity*uL->h); 426*c4762a1bSJed Brown cR = PetscSqrtReal(sw->gravity*uR->h); /* gravity wave speed */ 427*c4762a1bSJed Brown speed = PetscMax(PetscAbsReal(Dot2Real(uL->uh,nn)/uL->h) + cL,PetscAbsReal(Dot2Real(uR->uh,nn)/uR->h) + cR); 428*c4762a1bSJed Brown for (i=0; i<1+dim; i++) flux[i] = (0.5*(fL.vals[i] + fR.vals[i]) + 0.5*speed*(xL[i] - xR[i])) * Norm2Real(n); 429*c4762a1bSJed Brown } 430*c4762a1bSJed Brown 431*c4762a1bSJed Brown static PetscErrorCode PhysicsSolution_SW(Model mod,PetscReal time,const PetscReal *x,PetscScalar *u,void *ctx) 432*c4762a1bSJed Brown { 433*c4762a1bSJed Brown PetscReal dx[2],r,sigma; 434*c4762a1bSJed Brown 435*c4762a1bSJed Brown PetscFunctionBeginUser; 436*c4762a1bSJed Brown if (time != 0.0) SETERRQ1(mod->comm,PETSC_ERR_SUP,"No solution known for time %g",(double)time); 437*c4762a1bSJed Brown dx[0] = x[0] - 1.5; 438*c4762a1bSJed Brown dx[1] = x[1] - 1.0; 439*c4762a1bSJed Brown r = Norm2Real(dx); 440*c4762a1bSJed Brown sigma = 0.5; 441*c4762a1bSJed Brown u[0] = 1 + 2*PetscExpReal(-PetscSqr(r)/(2*PetscSqr(sigma))); 442*c4762a1bSJed Brown u[1] = 0.0; 443*c4762a1bSJed Brown u[2] = 0.0; 444*c4762a1bSJed Brown PetscFunctionReturn(0); 445*c4762a1bSJed Brown } 446*c4762a1bSJed Brown 447*c4762a1bSJed Brown static PetscErrorCode PhysicsFunctional_SW(Model mod,PetscReal time,const PetscReal *coord,const PetscScalar *xx,PetscReal *f,void *ctx) 448*c4762a1bSJed Brown { 449*c4762a1bSJed Brown Physics phys = (Physics)ctx; 450*c4762a1bSJed Brown Physics_SW *sw = (Physics_SW*)phys->data; 451*c4762a1bSJed Brown const SWNode *x = (const SWNode*)xx; 452*c4762a1bSJed Brown PetscReal u[2]; 453*c4762a1bSJed Brown PetscReal h; 454*c4762a1bSJed Brown 455*c4762a1bSJed Brown PetscFunctionBeginUser; 456*c4762a1bSJed Brown h = x->h; 457*c4762a1bSJed Brown Scale2Real(1./x->h,x->uh,u); 458*c4762a1bSJed Brown f[sw->functional.Height] = h; 459*c4762a1bSJed Brown f[sw->functional.Speed] = Norm2Real(u) + PetscSqrtReal(sw->gravity*h); 460*c4762a1bSJed Brown f[sw->functional.Energy] = 0.5*(Dot2Real(x->uh,u) + sw->gravity*PetscSqr(h)); 461*c4762a1bSJed Brown PetscFunctionReturn(0); 462*c4762a1bSJed Brown } 463*c4762a1bSJed Brown 464*c4762a1bSJed Brown static PetscErrorCode SetUpBC_SW(PetscDS prob,Physics phys) 465*c4762a1bSJed Brown { 466*c4762a1bSJed Brown PetscErrorCode ierr; 467*c4762a1bSJed Brown const PetscInt wallids[] = {100,101,200,300}; 468*c4762a1bSJed Brown PetscFunctionBeginUser; 469*c4762a1bSJed Brown ierr = PetscDSAddBoundary(prob, DM_BC_NATURAL_RIEMANN, "wall", "Face Sets", 0, 0, NULL, (void (*)(void)) PhysicsBoundary_SW_Wall, ALEN(wallids), wallids, phys);CHKERRQ(ierr); 470*c4762a1bSJed Brown PetscFunctionReturn(0); 471*c4762a1bSJed Brown } 472*c4762a1bSJed Brown 473*c4762a1bSJed Brown static PetscErrorCode PhysicsCreate_SW(Model mod,Physics phys,PetscOptionItems *PetscOptionsObject) 474*c4762a1bSJed Brown { 475*c4762a1bSJed Brown Physics_SW *sw; 476*c4762a1bSJed Brown PetscErrorCode ierr; 477*c4762a1bSJed Brown 478*c4762a1bSJed Brown PetscFunctionBeginUser; 479*c4762a1bSJed Brown phys->field_desc = PhysicsFields_SW; 480*c4762a1bSJed Brown phys->riemann = (PetscRiemannFunc) PhysicsRiemann_SW; 481*c4762a1bSJed Brown ierr = PetscNew(&sw);CHKERRQ(ierr); 482*c4762a1bSJed Brown phys->data = sw; 483*c4762a1bSJed Brown mod->setupbc = SetUpBC_SW; 484*c4762a1bSJed Brown 485*c4762a1bSJed Brown ierr = PetscOptionsHead(PetscOptionsObject,"SW options");CHKERRQ(ierr); 486*c4762a1bSJed Brown { 487*c4762a1bSJed Brown sw->gravity = 1.0; 488*c4762a1bSJed Brown ierr = PetscOptionsReal("-sw_gravity","Gravitational constant","",sw->gravity,&sw->gravity,NULL);CHKERRQ(ierr); 489*c4762a1bSJed Brown } 490*c4762a1bSJed Brown ierr = PetscOptionsTail();CHKERRQ(ierr); 491*c4762a1bSJed Brown phys->maxspeed = PetscSqrtReal(2.0*sw->gravity); /* Mach 1 for depth of 2 */ 492*c4762a1bSJed Brown 493*c4762a1bSJed Brown ierr = ModelSolutionSetDefault(mod,PhysicsSolution_SW,phys);CHKERRQ(ierr); 494*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Height",&sw->functional.Height,PhysicsFunctional_SW,phys);CHKERRQ(ierr); 495*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Speed",&sw->functional.Speed,PhysicsFunctional_SW,phys);CHKERRQ(ierr); 496*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Energy",&sw->functional.Energy,PhysicsFunctional_SW,phys);CHKERRQ(ierr); 497*c4762a1bSJed Brown 498*c4762a1bSJed Brown mod->bcs[0] = mod->bcs[1] = mod->bcs[2] = DM_BOUNDARY_GHOSTED; 499*c4762a1bSJed Brown 500*c4762a1bSJed Brown PetscFunctionReturn(0); 501*c4762a1bSJed Brown } 502*c4762a1bSJed Brown 503*c4762a1bSJed Brown /******************* Euler Density Shock (EULER_IV_SHOCK,EULER_SS_SHOCK) ********************/ 504*c4762a1bSJed Brown /* An initial-value and self-similar solutions of the compressible Euler equations */ 505*c4762a1bSJed Brown /* Ravi Samtaney and D. I. Pullin */ 506*c4762a1bSJed Brown /* Phys. Fluids 8, 2650 (1996); http://dx.doi.org/10.1063/1.869050 */ 507*c4762a1bSJed Brown typedef enum {EULER_PAR_GAMMA,EULER_PAR_RHOR,EULER_PAR_AMACH,EULER_PAR_ITANA,EULER_PAR_SIZE} EulerParamIdx; 508*c4762a1bSJed Brown typedef enum {EULER_IV_SHOCK,EULER_SS_SHOCK,EULER_SHOCK_TUBE,EULER_LINEAR_WAVE} EulerType; 509*c4762a1bSJed Brown typedef struct { 510*c4762a1bSJed Brown PetscReal r; 511*c4762a1bSJed Brown PetscReal ru[DIM]; 512*c4762a1bSJed Brown PetscReal E; 513*c4762a1bSJed Brown } EulerNode; 514*c4762a1bSJed Brown typedef union { 515*c4762a1bSJed Brown EulerNode eulernode; 516*c4762a1bSJed Brown PetscReal vals[DIM+2]; 517*c4762a1bSJed Brown } EulerNodeUnion; 518*c4762a1bSJed Brown typedef PetscErrorCode (*EquationOfState)(const PetscReal*, const EulerNode*, PetscReal*); 519*c4762a1bSJed Brown typedef struct { 520*c4762a1bSJed Brown EulerType type; 521*c4762a1bSJed Brown PetscReal pars[EULER_PAR_SIZE]; 522*c4762a1bSJed Brown EquationOfState sound; 523*c4762a1bSJed Brown struct { 524*c4762a1bSJed Brown PetscInt Density; 525*c4762a1bSJed Brown PetscInt Momentum; 526*c4762a1bSJed Brown PetscInt Energy; 527*c4762a1bSJed Brown PetscInt Pressure; 528*c4762a1bSJed Brown PetscInt Speed; 529*c4762a1bSJed Brown } monitor; 530*c4762a1bSJed Brown } Physics_Euler; 531*c4762a1bSJed Brown 532*c4762a1bSJed Brown static const struct FieldDescription PhysicsFields_Euler[] = {{"Density",1},{"Momentum",DIM},{"Energy",1},{NULL,0}}; 533*c4762a1bSJed Brown 534*c4762a1bSJed Brown /* initial condition */ 535*c4762a1bSJed Brown int initLinearWave(EulerNode *ux, const PetscReal gamma, const PetscReal coord[], const PetscReal Lx); 536*c4762a1bSJed Brown static PetscErrorCode PhysicsSolution_Euler(Model mod, PetscReal time, const PetscReal *x, PetscScalar *u, void *ctx) 537*c4762a1bSJed Brown { 538*c4762a1bSJed Brown PetscInt i; 539*c4762a1bSJed Brown Physics phys = (Physics)ctx; 540*c4762a1bSJed Brown Physics_Euler *eu = (Physics_Euler*)phys->data; 541*c4762a1bSJed Brown EulerNode *uu = (EulerNode*)u; 542*c4762a1bSJed Brown PetscReal p0,gamma,c; 543*c4762a1bSJed Brown PetscFunctionBeginUser; 544*c4762a1bSJed Brown if (time != 0.0) SETERRQ1(mod->comm,PETSC_ERR_SUP,"No solution known for time %g",(double)time); 545*c4762a1bSJed Brown 546*c4762a1bSJed Brown for (i=0; i<DIM; i++) uu->ru[i] = 0.0; /* zero out initial velocity */ 547*c4762a1bSJed Brown /* set E and rho */ 548*c4762a1bSJed Brown gamma = eu->pars[EULER_PAR_GAMMA]; 549*c4762a1bSJed Brown 550*c4762a1bSJed Brown if (eu->type==EULER_IV_SHOCK || eu->type==EULER_SS_SHOCK) { 551*c4762a1bSJed Brown /******************* Euler Density Shock ********************/ 552*c4762a1bSJed Brown /* On initial-value and self-similar solutions of the compressible Euler equations */ 553*c4762a1bSJed Brown /* Ravi Samtaney and D. I. Pullin */ 554*c4762a1bSJed Brown /* Phys. Fluids 8, 2650 (1996); http://dx.doi.org/10.1063/1.869050 */ 555*c4762a1bSJed Brown /* initial conditions 1: left of shock, 0: left of discontinuity 2: right of discontinuity, */ 556*c4762a1bSJed Brown p0 = 1.; 557*c4762a1bSJed Brown if (x[0] < 0.0 + x[1]*eu->pars[EULER_PAR_ITANA]) { 558*c4762a1bSJed Brown if (x[0] < mod->bounds[0]*0.5) { /* left of shock (1) */ 559*c4762a1bSJed Brown PetscReal amach,rho,press,gas1,p1; 560*c4762a1bSJed Brown amach = eu->pars[EULER_PAR_AMACH]; 561*c4762a1bSJed Brown rho = 1.; 562*c4762a1bSJed Brown press = p0; 563*c4762a1bSJed Brown p1 = press*(1.0+2.0*gamma/(gamma+1.0)*(amach*amach-1.0)); 564*c4762a1bSJed Brown gas1 = (gamma-1.0)/(gamma+1.0); 565*c4762a1bSJed Brown uu->r = rho*(p1/press+gas1)/(gas1*p1/press+1.0); 566*c4762a1bSJed Brown uu->ru[0] = ((uu->r - rho)*PetscSqrtReal(gamma*press/rho)*amach); 567*c4762a1bSJed Brown uu->E = p1/(gamma-1.0) + .5/uu->r*uu->ru[0]*uu->ru[0]; 568*c4762a1bSJed Brown } 569*c4762a1bSJed Brown else { /* left of discontinuity (0) */ 570*c4762a1bSJed Brown uu->r = 1.; /* rho = 1 */ 571*c4762a1bSJed Brown uu->E = p0/(gamma-1.0); 572*c4762a1bSJed Brown } 573*c4762a1bSJed Brown } 574*c4762a1bSJed Brown else { /* right of discontinuity (2) */ 575*c4762a1bSJed Brown uu->r = eu->pars[EULER_PAR_RHOR]; 576*c4762a1bSJed Brown uu->E = p0/(gamma-1.0); 577*c4762a1bSJed Brown } 578*c4762a1bSJed Brown } 579*c4762a1bSJed Brown else if (eu->type==EULER_SHOCK_TUBE) { 580*c4762a1bSJed Brown /* For (x<x0) set (rho,u,p)=(8,0,10) and for (x>x0) set (rho,u,p)=(1,0,1). Choose x0 to the midpoint of the domain in the x-direction. */ 581*c4762a1bSJed Brown if (x[0] < 0.0 ) { 582*c4762a1bSJed Brown uu->r = 8.; 583*c4762a1bSJed Brown uu->E = 10./(gamma-1.); 584*c4762a1bSJed Brown } 585*c4762a1bSJed Brown else { 586*c4762a1bSJed Brown uu->r = 1.; 587*c4762a1bSJed Brown uu->E = 1./(gamma-1.); 588*c4762a1bSJed Brown } 589*c4762a1bSJed Brown } 590*c4762a1bSJed Brown else if (eu->type==EULER_LINEAR_WAVE) { 591*c4762a1bSJed Brown initLinearWave( uu, gamma, x, mod->bounds[1] - mod->bounds[0]); 592*c4762a1bSJed Brown } 593*c4762a1bSJed Brown else SETERRQ1(mod->comm,PETSC_ERR_SUP,"Unknown type %d",eu->type); 594*c4762a1bSJed Brown 595*c4762a1bSJed Brown /* set phys->maxspeed: (mod->maxspeed = phys->maxspeed) in main; */ 596*c4762a1bSJed Brown eu->sound(&gamma,uu,&c); 597*c4762a1bSJed Brown c = (uu->ru[0]/uu->r) + c; 598*c4762a1bSJed Brown if (c > phys->maxspeed) phys->maxspeed = c; 599*c4762a1bSJed Brown 600*c4762a1bSJed Brown PetscFunctionReturn(0); 601*c4762a1bSJed Brown } 602*c4762a1bSJed Brown 603*c4762a1bSJed Brown static PetscErrorCode Pressure_PG(const PetscReal gamma,const EulerNode *x,PetscReal *p) 604*c4762a1bSJed Brown { 605*c4762a1bSJed Brown PetscReal ru2; 606*c4762a1bSJed Brown 607*c4762a1bSJed Brown PetscFunctionBeginUser; 608*c4762a1bSJed Brown ru2 = DotDIMReal(x->ru,x->ru); 609*c4762a1bSJed Brown (*p)=(x->E - 0.5*ru2/x->r)*(gamma - 1.0); /* (E - rho V^2/2)(gamma-1) = e rho (gamma-1) */ 610*c4762a1bSJed Brown PetscFunctionReturn(0); 611*c4762a1bSJed Brown } 612*c4762a1bSJed Brown 613*c4762a1bSJed Brown static PetscErrorCode SpeedOfSound_PG(const PetscReal *gamma, const EulerNode *x, PetscReal *c) 614*c4762a1bSJed Brown { 615*c4762a1bSJed Brown PetscReal p; 616*c4762a1bSJed Brown 617*c4762a1bSJed Brown PetscFunctionBeginUser; 618*c4762a1bSJed Brown Pressure_PG(*gamma,x,&p); 619*c4762a1bSJed Brown if (p<0.) SETERRQ1(PETSC_COMM_WORLD,PETSC_ERR_SUP,"negative pressure time %g -- NEED TO FIX!!!!!!",(double) p); 620*c4762a1bSJed Brown /* pars[EULER_PAR_GAMMA] = heat capacity ratio */ 621*c4762a1bSJed Brown (*c)=PetscSqrtReal(*gamma * p / x->r); 622*c4762a1bSJed Brown PetscFunctionReturn(0); 623*c4762a1bSJed Brown } 624*c4762a1bSJed Brown 625*c4762a1bSJed Brown /* 626*c4762a1bSJed Brown * x = (rho,rho*(u_1),...,rho*e)^T 627*c4762a1bSJed Brown * x_t+div(f_1(x))+...+div(f_DIM(x)) = 0 628*c4762a1bSJed Brown * 629*c4762a1bSJed Brown * f_i(x) = u_i*x+(0,0,...,p,...,p*u_i)^T 630*c4762a1bSJed Brown * 631*c4762a1bSJed Brown */ 632*c4762a1bSJed Brown static PetscErrorCode EulerFlux(Physics phys,const PetscReal *n,const EulerNode *x,EulerNode *f) 633*c4762a1bSJed Brown { 634*c4762a1bSJed Brown Physics_Euler *eu = (Physics_Euler*)phys->data; 635*c4762a1bSJed Brown PetscReal nu,p; 636*c4762a1bSJed Brown PetscInt i; 637*c4762a1bSJed Brown 638*c4762a1bSJed Brown PetscFunctionBeginUser; 639*c4762a1bSJed Brown Pressure_PG(eu->pars[EULER_PAR_GAMMA],x,&p); 640*c4762a1bSJed Brown nu = DotDIMReal(x->ru,n); 641*c4762a1bSJed Brown f->r = nu; /* A rho u */ 642*c4762a1bSJed Brown nu /= x->r; /* A u */ 643*c4762a1bSJed Brown for (i=0; i<DIM; i++) f->ru[i] = nu * x->ru[i] + n[i]*p; /* r u^2 + p */ 644*c4762a1bSJed Brown f->E = nu * (x->E + p); /* u(e+p) */ 645*c4762a1bSJed Brown PetscFunctionReturn(0); 646*c4762a1bSJed Brown } 647*c4762a1bSJed Brown 648*c4762a1bSJed Brown /* PetscReal* => EulerNode* conversion */ 649*c4762a1bSJed Brown static PetscErrorCode PhysicsBoundary_Euler_Wall(PetscReal time, const PetscReal *c, const PetscReal *n, const PetscScalar *a_xI, PetscScalar *a_xG, void *ctx) 650*c4762a1bSJed Brown { 651*c4762a1bSJed Brown PetscInt i; 652*c4762a1bSJed Brown const EulerNode *xI = (const EulerNode*)a_xI; 653*c4762a1bSJed Brown EulerNode *xG = (EulerNode*)a_xG; 654*c4762a1bSJed Brown Physics phys = (Physics)ctx; 655*c4762a1bSJed Brown Physics_Euler *eu = (Physics_Euler*)phys->data; 656*c4762a1bSJed Brown PetscFunctionBeginUser; 657*c4762a1bSJed Brown xG->r = xI->r; /* ghost cell density - same */ 658*c4762a1bSJed Brown xG->E = xI->E; /* ghost cell energy - same */ 659*c4762a1bSJed Brown if (n[1] != 0.) { /* top and bottom */ 660*c4762a1bSJed Brown xG->ru[0] = xI->ru[0]; /* copy tang to wall */ 661*c4762a1bSJed Brown xG->ru[1] = -xI->ru[1]; /* reflect perp to t/b wall */ 662*c4762a1bSJed Brown } 663*c4762a1bSJed Brown else { /* sides */ 664*c4762a1bSJed Brown for (i=0; i<DIM; i++) xG->ru[i] = xI->ru[i]; /* copy */ 665*c4762a1bSJed Brown } 666*c4762a1bSJed Brown if (eu->type == EULER_LINEAR_WAVE) { /* debug */ 667*c4762a1bSJed Brown #if 0 668*c4762a1bSJed Brown PetscPrintf(PETSC_COMM_WORLD,"%s coord=%g,%g\n",PETSC_FUNCTION_NAME,c[0],c[1]); 669*c4762a1bSJed Brown #endif 670*c4762a1bSJed Brown } 671*c4762a1bSJed Brown PetscFunctionReturn(0); 672*c4762a1bSJed Brown } 673*c4762a1bSJed Brown int godunovflux( const PetscScalar *ul, const PetscScalar *ur, PetscScalar *flux, const PetscReal *nn, const int *ndim, const PetscReal *gamma); 674*c4762a1bSJed Brown /* PetscReal* => EulerNode* conversion */ 675*c4762a1bSJed Brown static void PhysicsRiemann_Euler_Godunov( PetscInt dim, PetscInt Nf, const PetscReal *qp, const PetscReal *n, 676*c4762a1bSJed Brown const PetscScalar *xL, const PetscScalar *xR, PetscInt numConstants, const PetscScalar constants[], PetscScalar *flux, Physics phys) 677*c4762a1bSJed Brown { 678*c4762a1bSJed Brown Physics_Euler *eu = (Physics_Euler*)phys->data; 679*c4762a1bSJed Brown PetscReal cL,cR,speed,velL,velR,nn[DIM],s2; 680*c4762a1bSJed Brown PetscInt i; 681*c4762a1bSJed Brown PetscErrorCode ierr; 682*c4762a1bSJed Brown PetscFunctionBeginUser; 683*c4762a1bSJed Brown 684*c4762a1bSJed Brown for (i=0,s2=0.; i<DIM; i++) { 685*c4762a1bSJed Brown nn[i] = n[i]; 686*c4762a1bSJed Brown s2 += nn[i]*nn[i]; 687*c4762a1bSJed Brown } 688*c4762a1bSJed Brown s2 = PetscSqrtReal(s2); /* |n|_2 = sum(n^2)^1/2 */ 689*c4762a1bSJed Brown for (i=0.; i<DIM; i++) nn[i] /= s2; 690*c4762a1bSJed Brown if (0) { /* Rusanov */ 691*c4762a1bSJed Brown const EulerNode *uL = (const EulerNode*)xL,*uR = (const EulerNode*)xR; 692*c4762a1bSJed Brown EulerNodeUnion fL,fR; 693*c4762a1bSJed Brown EulerFlux(phys,nn,uL,&(fL.eulernode)); 694*c4762a1bSJed Brown EulerFlux(phys,nn,uR,&(fR.eulernode)); 695*c4762a1bSJed Brown ierr = eu->sound(&eu->pars[EULER_PAR_GAMMA],uL,&cL);if (ierr) exit(13); 696*c4762a1bSJed Brown ierr = eu->sound(&eu->pars[EULER_PAR_GAMMA],uR,&cR);if (ierr) exit(14); 697*c4762a1bSJed Brown velL = DotDIMReal(uL->ru,nn)/uL->r; 698*c4762a1bSJed Brown velR = DotDIMReal(uR->ru,nn)/uR->r; 699*c4762a1bSJed Brown speed = PetscMax(velR + cR, velL + cL); 700*c4762a1bSJed Brown for (i=0; i<2+dim; i++) flux[i] = 0.5*((fL.vals[i]+fR.vals[i]) + speed*(xL[i] - xR[i]))*s2; 701*c4762a1bSJed Brown } 702*c4762a1bSJed Brown else { 703*c4762a1bSJed Brown int dim = DIM; 704*c4762a1bSJed Brown /* int iwave = */ 705*c4762a1bSJed Brown godunovflux(xL, xR, flux, nn, &dim, &eu->pars[EULER_PAR_GAMMA]); 706*c4762a1bSJed Brown for (i=0; i<2+dim; i++) flux[i] *= s2; 707*c4762a1bSJed Brown } 708*c4762a1bSJed Brown PetscFunctionReturnVoid(); 709*c4762a1bSJed Brown } 710*c4762a1bSJed Brown 711*c4762a1bSJed Brown static PetscErrorCode PhysicsFunctional_Euler(Model mod,PetscReal time,const PetscReal *coord,const PetscScalar *xx,PetscReal *f,void *ctx) 712*c4762a1bSJed Brown { 713*c4762a1bSJed Brown Physics phys = (Physics)ctx; 714*c4762a1bSJed Brown Physics_Euler *eu = (Physics_Euler*)phys->data; 715*c4762a1bSJed Brown const EulerNode *x = (const EulerNode*)xx; 716*c4762a1bSJed Brown PetscReal p; 717*c4762a1bSJed Brown 718*c4762a1bSJed Brown PetscFunctionBeginUser; 719*c4762a1bSJed Brown f[eu->monitor.Density] = x->r; 720*c4762a1bSJed Brown f[eu->monitor.Momentum] = NormDIM(x->ru); 721*c4762a1bSJed Brown f[eu->monitor.Energy] = x->E; 722*c4762a1bSJed Brown f[eu->monitor.Speed] = NormDIM(x->ru)/x->r; 723*c4762a1bSJed Brown Pressure_PG(eu->pars[EULER_PAR_GAMMA], x, &p); 724*c4762a1bSJed Brown f[eu->monitor.Pressure] = p; 725*c4762a1bSJed Brown PetscFunctionReturn(0); 726*c4762a1bSJed Brown } 727*c4762a1bSJed Brown 728*c4762a1bSJed Brown static PetscErrorCode SetUpBC_Euler(PetscDS prob,Physics phys) 729*c4762a1bSJed Brown { 730*c4762a1bSJed Brown PetscErrorCode ierr; 731*c4762a1bSJed Brown Physics_Euler *eu = (Physics_Euler *) phys->data; 732*c4762a1bSJed Brown if (eu->type == EULER_LINEAR_WAVE) { 733*c4762a1bSJed Brown const PetscInt wallids[] = {100,101}; 734*c4762a1bSJed Brown ierr = PetscDSAddBoundary(prob, DM_BC_NATURAL_RIEMANN, "wall", "Face Sets", 0, 0, NULL, (void (*)(void)) PhysicsBoundary_Euler_Wall, ALEN(wallids), wallids, phys);CHKERRQ(ierr); 735*c4762a1bSJed Brown } 736*c4762a1bSJed Brown else { 737*c4762a1bSJed Brown const PetscInt wallids[] = {100,101,200,300}; 738*c4762a1bSJed Brown ierr = PetscDSAddBoundary(prob, DM_BC_NATURAL_RIEMANN, "wall", "Face Sets", 0, 0, NULL, (void (*)(void)) PhysicsBoundary_Euler_Wall, ALEN(wallids), wallids, phys);CHKERRQ(ierr); 739*c4762a1bSJed Brown } 740*c4762a1bSJed Brown PetscFunctionReturn(0); 741*c4762a1bSJed Brown } 742*c4762a1bSJed Brown 743*c4762a1bSJed Brown static PetscErrorCode PhysicsCreate_Euler(Model mod,Physics phys,PetscOptionItems *PetscOptionsObject) 744*c4762a1bSJed Brown { 745*c4762a1bSJed Brown Physics_Euler *eu; 746*c4762a1bSJed Brown PetscErrorCode ierr; 747*c4762a1bSJed Brown 748*c4762a1bSJed Brown PetscFunctionBeginUser; 749*c4762a1bSJed Brown phys->field_desc = PhysicsFields_Euler; 750*c4762a1bSJed Brown phys->riemann = (PetscRiemannFunc) PhysicsRiemann_Euler_Godunov; 751*c4762a1bSJed Brown ierr = PetscNew(&eu);CHKERRQ(ierr); 752*c4762a1bSJed Brown phys->data = eu; 753*c4762a1bSJed Brown mod->setupbc = SetUpBC_Euler; 754*c4762a1bSJed Brown ierr = PetscOptionsHead(PetscOptionsObject,"Euler options");CHKERRQ(ierr); 755*c4762a1bSJed Brown { 756*c4762a1bSJed Brown PetscReal alpha; 757*c4762a1bSJed Brown char type[64] = "linear_wave"; 758*c4762a1bSJed Brown PetscBool is; 759*c4762a1bSJed Brown mod->bcs[0] = mod->bcs[1] = mod->bcs[2] = DM_BOUNDARY_GHOSTED; 760*c4762a1bSJed Brown eu->pars[EULER_PAR_GAMMA] = 1.4; 761*c4762a1bSJed Brown eu->pars[EULER_PAR_AMACH] = 2.02; 762*c4762a1bSJed Brown eu->pars[EULER_PAR_RHOR] = 3.0; 763*c4762a1bSJed Brown eu->pars[EULER_PAR_ITANA] = 0.57735026918963; /* angle of Euler self similar (SS) shock */ 764*c4762a1bSJed Brown ierr = PetscOptionsReal("-eu_gamma","Heat capacity ratio","",eu->pars[EULER_PAR_GAMMA],&eu->pars[EULER_PAR_GAMMA],NULL);CHKERRQ(ierr); 765*c4762a1bSJed Brown ierr = PetscOptionsReal("-eu_amach","Shock speed (Mach)","",eu->pars[EULER_PAR_AMACH],&eu->pars[EULER_PAR_AMACH],NULL);CHKERRQ(ierr); 766*c4762a1bSJed Brown ierr = PetscOptionsReal("-eu_rho2","Density right of discontinuity","",eu->pars[EULER_PAR_RHOR],&eu->pars[EULER_PAR_RHOR],NULL);CHKERRQ(ierr); 767*c4762a1bSJed Brown alpha = 60.; 768*c4762a1bSJed Brown ierr = PetscOptionsReal("-eu_alpha","Angle of discontinuity","",alpha,&alpha,NULL);CHKERRQ(ierr); 769*c4762a1bSJed Brown if (alpha<=0. || alpha>90.) SETERRQ1(PETSC_COMM_WORLD,PETSC_ERR_SUP,"Alpha bust be > 0 and <= 90 (%g)",alpha); 770*c4762a1bSJed Brown eu->pars[EULER_PAR_ITANA] = 1./PetscTanReal( alpha * PETSC_PI / 180.0 ); 771*c4762a1bSJed Brown ierr = PetscOptionsString("-eu_type","Type of Euler test","",type,type,sizeof(type),NULL);CHKERRQ(ierr); 772*c4762a1bSJed Brown ierr = PetscStrcmp(type,"linear_wave", &is);CHKERRQ(ierr); 773*c4762a1bSJed Brown if (is) { 774*c4762a1bSJed Brown eu->type = EULER_LINEAR_WAVE; 775*c4762a1bSJed Brown mod->bcs[0] = mod->bcs[1] = mod->bcs[2] = DM_BOUNDARY_PERIODIC; 776*c4762a1bSJed Brown mod->bcs[1] = DM_BOUNDARY_GHOSTED; /* debug */ 777*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"%s set Euler type: %s\n",PETSC_FUNCTION_NAME,"linear_wave");CHKERRQ(ierr); 778*c4762a1bSJed Brown } 779*c4762a1bSJed Brown else { 780*c4762a1bSJed Brown if (DIM != 2) SETERRQ1(PETSC_COMM_WORLD,PETSC_ERR_SUP,"DIM must be 2 unless linear wave test %s",type); 781*c4762a1bSJed Brown ierr = PetscStrcmp(type,"iv_shock", &is);CHKERRQ(ierr); 782*c4762a1bSJed Brown if (is) { 783*c4762a1bSJed Brown eu->type = EULER_IV_SHOCK; 784*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"%s set Euler type: %s\n",PETSC_FUNCTION_NAME,"iv_shock");CHKERRQ(ierr); 785*c4762a1bSJed Brown } 786*c4762a1bSJed Brown else { 787*c4762a1bSJed Brown ierr = PetscStrcmp(type,"ss_shock", &is);CHKERRQ(ierr); 788*c4762a1bSJed Brown if (is) { 789*c4762a1bSJed Brown eu->type = EULER_SS_SHOCK; 790*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"%s set Euler type: %s\n",PETSC_FUNCTION_NAME,"ss_shock");CHKERRQ(ierr); 791*c4762a1bSJed Brown } 792*c4762a1bSJed Brown else { 793*c4762a1bSJed Brown ierr = PetscStrcmp(type,"shock_tube", &is);CHKERRQ(ierr); 794*c4762a1bSJed Brown if (is) eu->type = EULER_SHOCK_TUBE; 795*c4762a1bSJed Brown else SETERRQ1(PETSC_COMM_WORLD,PETSC_ERR_SUP,"Unknown Euler type %s",type); 796*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"%s set Euler type: %s\n",PETSC_FUNCTION_NAME,"shock_tube");CHKERRQ(ierr); 797*c4762a1bSJed Brown } 798*c4762a1bSJed Brown } 799*c4762a1bSJed Brown } 800*c4762a1bSJed Brown } 801*c4762a1bSJed Brown ierr = PetscOptionsTail();CHKERRQ(ierr); 802*c4762a1bSJed Brown eu->sound = SpeedOfSound_PG; 803*c4762a1bSJed Brown phys->maxspeed = 0.; /* will get set in solution */ 804*c4762a1bSJed Brown ierr = ModelSolutionSetDefault(mod,PhysicsSolution_Euler,phys);CHKERRQ(ierr); 805*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Speed",&eu->monitor.Speed,PhysicsFunctional_Euler,phys);CHKERRQ(ierr); 806*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Energy",&eu->monitor.Energy,PhysicsFunctional_Euler,phys);CHKERRQ(ierr); 807*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Density",&eu->monitor.Density,PhysicsFunctional_Euler,phys);CHKERRQ(ierr); 808*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Momentum",&eu->monitor.Momentum,PhysicsFunctional_Euler,phys);CHKERRQ(ierr); 809*c4762a1bSJed Brown ierr = ModelFunctionalRegister(mod,"Pressure",&eu->monitor.Pressure,PhysicsFunctional_Euler,phys);CHKERRQ(ierr); 810*c4762a1bSJed Brown 811*c4762a1bSJed Brown PetscFunctionReturn(0); 812*c4762a1bSJed Brown } 813*c4762a1bSJed Brown 814*c4762a1bSJed Brown static PetscErrorCode ErrorIndicator_Simple(PetscInt dim, PetscReal volume, PetscInt numComps, const PetscScalar u[], const PetscScalar grad[], PetscReal *error, void *ctx) 815*c4762a1bSJed Brown { 816*c4762a1bSJed Brown PetscReal err = 0.; 817*c4762a1bSJed Brown PetscInt i, j; 818*c4762a1bSJed Brown 819*c4762a1bSJed Brown PetscFunctionBeginUser; 820*c4762a1bSJed Brown for (i = 0; i < numComps; i++) { 821*c4762a1bSJed Brown for (j = 0; j < dim; j++) { 822*c4762a1bSJed Brown err += PetscSqr(PetscRealPart(grad[i * dim + j])); 823*c4762a1bSJed Brown } 824*c4762a1bSJed Brown } 825*c4762a1bSJed Brown *error = volume * err; 826*c4762a1bSJed Brown PetscFunctionReturn(0); 827*c4762a1bSJed Brown } 828*c4762a1bSJed Brown 829*c4762a1bSJed Brown PetscErrorCode ConstructCellBoundary(DM dm, User user) 830*c4762a1bSJed Brown { 831*c4762a1bSJed Brown const char *name = "Cell Sets"; 832*c4762a1bSJed Brown const char *bdname = "split faces"; 833*c4762a1bSJed Brown IS regionIS, innerIS; 834*c4762a1bSJed Brown const PetscInt *regions, *cells; 835*c4762a1bSJed Brown PetscInt numRegions, innerRegion, numCells, c; 836*c4762a1bSJed Brown PetscInt cStart, cEnd, cEndInterior, fStart, fEnd; 837*c4762a1bSJed Brown PetscBool hasLabel; 838*c4762a1bSJed Brown PetscErrorCode ierr; 839*c4762a1bSJed Brown 840*c4762a1bSJed Brown PetscFunctionBeginUser; 841*c4762a1bSJed Brown ierr = DMPlexGetHeightStratum(dm, 0, &cStart, &cEnd);CHKERRQ(ierr); 842*c4762a1bSJed Brown ierr = DMPlexGetHeightStratum(dm, 1, &fStart, &fEnd);CHKERRQ(ierr); 843*c4762a1bSJed Brown ierr = DMPlexGetGhostCellStratum(dm, &cEndInterior, NULL);CHKERRQ(ierr); 844*c4762a1bSJed Brown 845*c4762a1bSJed Brown ierr = DMHasLabel(dm, name, &hasLabel);CHKERRQ(ierr); 846*c4762a1bSJed Brown if (!hasLabel) PetscFunctionReturn(0); 847*c4762a1bSJed Brown ierr = DMGetLabelSize(dm, name, &numRegions);CHKERRQ(ierr); 848*c4762a1bSJed Brown if (numRegions != 2) PetscFunctionReturn(0); 849*c4762a1bSJed Brown /* Get the inner id */ 850*c4762a1bSJed Brown ierr = DMGetLabelIdIS(dm, name, ®ionIS);CHKERRQ(ierr); 851*c4762a1bSJed Brown ierr = ISGetIndices(regionIS, ®ions);CHKERRQ(ierr); 852*c4762a1bSJed Brown innerRegion = regions[0]; 853*c4762a1bSJed Brown ierr = ISRestoreIndices(regionIS, ®ions);CHKERRQ(ierr); 854*c4762a1bSJed Brown ierr = ISDestroy(®ionIS);CHKERRQ(ierr); 855*c4762a1bSJed Brown /* Find the faces between cells in different regions, could call DMPlexCreateNeighborCSR() */ 856*c4762a1bSJed Brown ierr = DMGetStratumIS(dm, name, innerRegion, &innerIS);CHKERRQ(ierr); 857*c4762a1bSJed Brown ierr = ISGetLocalSize(innerIS, &numCells);CHKERRQ(ierr); 858*c4762a1bSJed Brown ierr = ISGetIndices(innerIS, &cells);CHKERRQ(ierr); 859*c4762a1bSJed Brown ierr = DMCreateLabel(dm, bdname);CHKERRQ(ierr); 860*c4762a1bSJed Brown for (c = 0; c < numCells; ++c) { 861*c4762a1bSJed Brown const PetscInt cell = cells[c]; 862*c4762a1bSJed Brown const PetscInt *faces; 863*c4762a1bSJed Brown PetscInt numFaces, f; 864*c4762a1bSJed Brown 865*c4762a1bSJed Brown if ((cell < cStart) || (cell >= cEnd)) SETERRQ1(PETSC_COMM_SELF, PETSC_ERR_LIB, "Got invalid point %d which is not a cell", cell); 866*c4762a1bSJed Brown ierr = DMPlexGetConeSize(dm, cell, &numFaces);CHKERRQ(ierr); 867*c4762a1bSJed Brown ierr = DMPlexGetCone(dm, cell, &faces);CHKERRQ(ierr); 868*c4762a1bSJed Brown for (f = 0; f < numFaces; ++f) { 869*c4762a1bSJed Brown const PetscInt face = faces[f]; 870*c4762a1bSJed Brown const PetscInt *neighbors; 871*c4762a1bSJed Brown PetscInt nC, regionA, regionB; 872*c4762a1bSJed Brown 873*c4762a1bSJed Brown if ((face < fStart) || (face >= fEnd)) SETERRQ1(PETSC_COMM_SELF, PETSC_ERR_LIB, "Got invalid point %d which is not a face", face); 874*c4762a1bSJed Brown ierr = DMPlexGetSupportSize(dm, face, &nC);CHKERRQ(ierr); 875*c4762a1bSJed Brown if (nC != 2) continue; 876*c4762a1bSJed Brown ierr = DMPlexGetSupport(dm, face, &neighbors);CHKERRQ(ierr); 877*c4762a1bSJed Brown if ((neighbors[0] >= cEndInterior) || (neighbors[1] >= cEndInterior)) continue; 878*c4762a1bSJed Brown if ((neighbors[0] < cStart) || (neighbors[0] >= cEnd)) SETERRQ1(PETSC_COMM_SELF, PETSC_ERR_LIB, "Got invalid point %d which is not a cell", neighbors[0]); 879*c4762a1bSJed Brown if ((neighbors[1] < cStart) || (neighbors[1] >= cEnd)) SETERRQ1(PETSC_COMM_SELF, PETSC_ERR_LIB, "Got invalid point %d which is not a cell", neighbors[1]); 880*c4762a1bSJed Brown ierr = DMGetLabelValue(dm, name, neighbors[0], ®ionA);CHKERRQ(ierr); 881*c4762a1bSJed Brown ierr = DMGetLabelValue(dm, name, neighbors[1], ®ionB);CHKERRQ(ierr); 882*c4762a1bSJed Brown if (regionA < 0) SETERRQ2(PetscObjectComm((PetscObject)dm), PETSC_ERR_ARG_WRONG, "Invalid label %s: Cell %d has no value", name, neighbors[0]); 883*c4762a1bSJed Brown if (regionB < 0) SETERRQ2(PetscObjectComm((PetscObject)dm), PETSC_ERR_ARG_WRONG, "Invalid label %s: Cell %d has no value", name, neighbors[1]); 884*c4762a1bSJed Brown if (regionA != regionB) { 885*c4762a1bSJed Brown ierr = DMSetLabelValue(dm, bdname, faces[f], 1);CHKERRQ(ierr); 886*c4762a1bSJed Brown } 887*c4762a1bSJed Brown } 888*c4762a1bSJed Brown } 889*c4762a1bSJed Brown ierr = ISRestoreIndices(innerIS, &cells);CHKERRQ(ierr); 890*c4762a1bSJed Brown ierr = ISDestroy(&innerIS);CHKERRQ(ierr); 891*c4762a1bSJed Brown { 892*c4762a1bSJed Brown DMLabel label; 893*c4762a1bSJed Brown 894*c4762a1bSJed Brown ierr = DMGetLabel(dm, bdname, &label);CHKERRQ(ierr); 895*c4762a1bSJed Brown ierr = DMLabelView(label, PETSC_VIEWER_STDOUT_WORLD);CHKERRQ(ierr); 896*c4762a1bSJed Brown } 897*c4762a1bSJed Brown PetscFunctionReturn(0); 898*c4762a1bSJed Brown } 899*c4762a1bSJed Brown 900*c4762a1bSJed Brown /* Right now, I have just added duplicate faces, which see both cells. We can 901*c4762a1bSJed Brown - Add duplicate vertices and decouple the face cones 902*c4762a1bSJed Brown - Disconnect faces from cells across the rotation gap 903*c4762a1bSJed Brown */ 904*c4762a1bSJed Brown PetscErrorCode SplitFaces(DM *dmSplit, const char labelName[], User user) 905*c4762a1bSJed Brown { 906*c4762a1bSJed Brown DM dm = *dmSplit, sdm; 907*c4762a1bSJed Brown PetscSF sfPoint, gsfPoint; 908*c4762a1bSJed Brown PetscSection coordSection, newCoordSection; 909*c4762a1bSJed Brown Vec coordinates; 910*c4762a1bSJed Brown IS idIS; 911*c4762a1bSJed Brown const PetscInt *ids; 912*c4762a1bSJed Brown PetscInt *newpoints; 913*c4762a1bSJed Brown PetscInt dim, depth, maxConeSize, maxSupportSize, numLabels, numGhostCells; 914*c4762a1bSJed Brown PetscInt numFS, fs, pStart, pEnd, p, cEnd, cEndInterior, vStart, vEnd, v, fStart, fEnd, newf, d, l; 915*c4762a1bSJed Brown PetscBool hasLabel; 916*c4762a1bSJed Brown PetscErrorCode ierr; 917*c4762a1bSJed Brown 918*c4762a1bSJed Brown PetscFunctionBeginUser; 919*c4762a1bSJed Brown ierr = DMHasLabel(dm, labelName, &hasLabel);CHKERRQ(ierr); 920*c4762a1bSJed Brown if (!hasLabel) PetscFunctionReturn(0); 921*c4762a1bSJed Brown ierr = DMCreate(PetscObjectComm((PetscObject)dm), &sdm);CHKERRQ(ierr); 922*c4762a1bSJed Brown ierr = DMSetType(sdm, DMPLEX);CHKERRQ(ierr); 923*c4762a1bSJed Brown ierr = DMGetDimension(dm, &dim);CHKERRQ(ierr); 924*c4762a1bSJed Brown ierr = DMSetDimension(sdm, dim);CHKERRQ(ierr); 925*c4762a1bSJed Brown 926*c4762a1bSJed Brown ierr = DMGetLabelIdIS(dm, labelName, &idIS);CHKERRQ(ierr); 927*c4762a1bSJed Brown ierr = ISGetLocalSize(idIS, &numFS);CHKERRQ(ierr); 928*c4762a1bSJed Brown ierr = ISGetIndices(idIS, &ids);CHKERRQ(ierr); 929*c4762a1bSJed Brown 930*c4762a1bSJed Brown user->numSplitFaces = 0; 931*c4762a1bSJed Brown for (fs = 0; fs < numFS; ++fs) { 932*c4762a1bSJed Brown PetscInt numBdFaces; 933*c4762a1bSJed Brown 934*c4762a1bSJed Brown ierr = DMGetStratumSize(dm, labelName, ids[fs], &numBdFaces);CHKERRQ(ierr); 935*c4762a1bSJed Brown user->numSplitFaces += numBdFaces; 936*c4762a1bSJed Brown } 937*c4762a1bSJed Brown ierr = DMPlexGetChart(dm, &pStart, &pEnd);CHKERRQ(ierr); 938*c4762a1bSJed Brown pEnd += user->numSplitFaces; 939*c4762a1bSJed Brown ierr = DMPlexSetChart(sdm, pStart, pEnd);CHKERRQ(ierr); 940*c4762a1bSJed Brown ierr = DMPlexGetGhostCellStratum(dm, &cEndInterior, NULL);CHKERRQ(ierr); 941*c4762a1bSJed Brown ierr = DMPlexGetHeightStratum(dm, 0, NULL, &cEnd);CHKERRQ(ierr); 942*c4762a1bSJed Brown numGhostCells = cEnd - cEndInterior; 943*c4762a1bSJed Brown /* Set cone and support sizes */ 944*c4762a1bSJed Brown ierr = DMPlexGetDepth(dm, &depth);CHKERRQ(ierr); 945*c4762a1bSJed Brown for (d = 0; d <= depth; ++d) { 946*c4762a1bSJed Brown ierr = DMPlexGetDepthStratum(dm, d, &pStart, &pEnd);CHKERRQ(ierr); 947*c4762a1bSJed Brown for (p = pStart; p < pEnd; ++p) { 948*c4762a1bSJed Brown PetscInt newp = p; 949*c4762a1bSJed Brown PetscInt size; 950*c4762a1bSJed Brown 951*c4762a1bSJed Brown ierr = DMPlexGetConeSize(dm, p, &size);CHKERRQ(ierr); 952*c4762a1bSJed Brown ierr = DMPlexSetConeSize(sdm, newp, size);CHKERRQ(ierr); 953*c4762a1bSJed Brown ierr = DMPlexGetSupportSize(dm, p, &size);CHKERRQ(ierr); 954*c4762a1bSJed Brown ierr = DMPlexSetSupportSize(sdm, newp, size);CHKERRQ(ierr); 955*c4762a1bSJed Brown } 956*c4762a1bSJed Brown } 957*c4762a1bSJed Brown ierr = DMPlexGetHeightStratum(dm, 1, &fStart, &fEnd);CHKERRQ(ierr); 958*c4762a1bSJed Brown for (fs = 0, newf = fEnd; fs < numFS; ++fs) { 959*c4762a1bSJed Brown IS faceIS; 960*c4762a1bSJed Brown const PetscInt *faces; 961*c4762a1bSJed Brown PetscInt numFaces, f; 962*c4762a1bSJed Brown 963*c4762a1bSJed Brown ierr = DMGetStratumIS(dm, labelName, ids[fs], &faceIS);CHKERRQ(ierr); 964*c4762a1bSJed Brown ierr = ISGetLocalSize(faceIS, &numFaces);CHKERRQ(ierr); 965*c4762a1bSJed Brown ierr = ISGetIndices(faceIS, &faces);CHKERRQ(ierr); 966*c4762a1bSJed Brown for (f = 0; f < numFaces; ++f, ++newf) { 967*c4762a1bSJed Brown PetscInt size; 968*c4762a1bSJed Brown 969*c4762a1bSJed Brown /* Right now I think that both faces should see both cells */ 970*c4762a1bSJed Brown ierr = DMPlexGetConeSize(dm, faces[f], &size);CHKERRQ(ierr); 971*c4762a1bSJed Brown ierr = DMPlexSetConeSize(sdm, newf, size);CHKERRQ(ierr); 972*c4762a1bSJed Brown ierr = DMPlexGetSupportSize(dm, faces[f], &size);CHKERRQ(ierr); 973*c4762a1bSJed Brown ierr = DMPlexSetSupportSize(sdm, newf, size);CHKERRQ(ierr); 974*c4762a1bSJed Brown } 975*c4762a1bSJed Brown ierr = ISRestoreIndices(faceIS, &faces);CHKERRQ(ierr); 976*c4762a1bSJed Brown ierr = ISDestroy(&faceIS);CHKERRQ(ierr); 977*c4762a1bSJed Brown } 978*c4762a1bSJed Brown ierr = DMSetUp(sdm);CHKERRQ(ierr); 979*c4762a1bSJed Brown /* Set cones and supports */ 980*c4762a1bSJed Brown ierr = DMPlexGetMaxSizes(dm, &maxConeSize, &maxSupportSize);CHKERRQ(ierr); 981*c4762a1bSJed Brown ierr = PetscMalloc1(PetscMax(maxConeSize, maxSupportSize), &newpoints);CHKERRQ(ierr); 982*c4762a1bSJed Brown ierr = DMPlexGetChart(dm, &pStart, &pEnd);CHKERRQ(ierr); 983*c4762a1bSJed Brown for (p = pStart; p < pEnd; ++p) { 984*c4762a1bSJed Brown const PetscInt *points, *orientations; 985*c4762a1bSJed Brown PetscInt size, i, newp = p; 986*c4762a1bSJed Brown 987*c4762a1bSJed Brown ierr = DMPlexGetConeSize(dm, p, &size);CHKERRQ(ierr); 988*c4762a1bSJed Brown ierr = DMPlexGetCone(dm, p, &points);CHKERRQ(ierr); 989*c4762a1bSJed Brown ierr = DMPlexGetConeOrientation(dm, p, &orientations);CHKERRQ(ierr); 990*c4762a1bSJed Brown for (i = 0; i < size; ++i) newpoints[i] = points[i]; 991*c4762a1bSJed Brown ierr = DMPlexSetCone(sdm, newp, newpoints);CHKERRQ(ierr); 992*c4762a1bSJed Brown ierr = DMPlexSetConeOrientation(sdm, newp, orientations);CHKERRQ(ierr); 993*c4762a1bSJed Brown ierr = DMPlexGetSupportSize(dm, p, &size);CHKERRQ(ierr); 994*c4762a1bSJed Brown ierr = DMPlexGetSupport(dm, p, &points);CHKERRQ(ierr); 995*c4762a1bSJed Brown for (i = 0; i < size; ++i) newpoints[i] = points[i]; 996*c4762a1bSJed Brown ierr = DMPlexSetSupport(sdm, newp, newpoints);CHKERRQ(ierr); 997*c4762a1bSJed Brown } 998*c4762a1bSJed Brown ierr = PetscFree(newpoints);CHKERRQ(ierr); 999*c4762a1bSJed Brown for (fs = 0, newf = fEnd; fs < numFS; ++fs) { 1000*c4762a1bSJed Brown IS faceIS; 1001*c4762a1bSJed Brown const PetscInt *faces; 1002*c4762a1bSJed Brown PetscInt numFaces, f; 1003*c4762a1bSJed Brown 1004*c4762a1bSJed Brown ierr = DMGetStratumIS(dm, labelName, ids[fs], &faceIS);CHKERRQ(ierr); 1005*c4762a1bSJed Brown ierr = ISGetLocalSize(faceIS, &numFaces);CHKERRQ(ierr); 1006*c4762a1bSJed Brown ierr = ISGetIndices(faceIS, &faces);CHKERRQ(ierr); 1007*c4762a1bSJed Brown for (f = 0; f < numFaces; ++f, ++newf) { 1008*c4762a1bSJed Brown const PetscInt *points; 1009*c4762a1bSJed Brown 1010*c4762a1bSJed Brown ierr = DMPlexGetCone(dm, faces[f], &points);CHKERRQ(ierr); 1011*c4762a1bSJed Brown ierr = DMPlexSetCone(sdm, newf, points);CHKERRQ(ierr); 1012*c4762a1bSJed Brown ierr = DMPlexGetSupport(dm, faces[f], &points);CHKERRQ(ierr); 1013*c4762a1bSJed Brown ierr = DMPlexSetSupport(sdm, newf, points);CHKERRQ(ierr); 1014*c4762a1bSJed Brown } 1015*c4762a1bSJed Brown ierr = ISRestoreIndices(faceIS, &faces);CHKERRQ(ierr); 1016*c4762a1bSJed Brown ierr = ISDestroy(&faceIS);CHKERRQ(ierr); 1017*c4762a1bSJed Brown } 1018*c4762a1bSJed Brown ierr = ISRestoreIndices(idIS, &ids);CHKERRQ(ierr); 1019*c4762a1bSJed Brown ierr = ISDestroy(&idIS);CHKERRQ(ierr); 1020*c4762a1bSJed Brown ierr = DMPlexStratify(sdm);CHKERRQ(ierr); 1021*c4762a1bSJed Brown ierr = DMPlexSetGhostCellStratum(sdm, cEndInterior, PETSC_DETERMINE);CHKERRQ(ierr); 1022*c4762a1bSJed Brown /* Convert coordinates */ 1023*c4762a1bSJed Brown ierr = DMPlexGetDepthStratum(dm, 0, &vStart, &vEnd);CHKERRQ(ierr); 1024*c4762a1bSJed Brown ierr = DMGetCoordinateSection(dm, &coordSection);CHKERRQ(ierr); 1025*c4762a1bSJed Brown ierr = PetscSectionCreate(PetscObjectComm((PetscObject)dm), &newCoordSection);CHKERRQ(ierr); 1026*c4762a1bSJed Brown ierr = PetscSectionSetNumFields(newCoordSection, 1);CHKERRQ(ierr); 1027*c4762a1bSJed Brown ierr = PetscSectionSetFieldComponents(newCoordSection, 0, dim);CHKERRQ(ierr); 1028*c4762a1bSJed Brown ierr = PetscSectionSetChart(newCoordSection, vStart, vEnd);CHKERRQ(ierr); 1029*c4762a1bSJed Brown for (v = vStart; v < vEnd; ++v) { 1030*c4762a1bSJed Brown ierr = PetscSectionSetDof(newCoordSection, v, dim);CHKERRQ(ierr); 1031*c4762a1bSJed Brown ierr = PetscSectionSetFieldDof(newCoordSection, v, 0, dim);CHKERRQ(ierr); 1032*c4762a1bSJed Brown } 1033*c4762a1bSJed Brown ierr = PetscSectionSetUp(newCoordSection);CHKERRQ(ierr); 1034*c4762a1bSJed Brown ierr = DMSetCoordinateSection(sdm, PETSC_DETERMINE, newCoordSection);CHKERRQ(ierr); 1035*c4762a1bSJed Brown ierr = PetscSectionDestroy(&newCoordSection);CHKERRQ(ierr); /* relinquish our reference */ 1036*c4762a1bSJed Brown ierr = DMGetCoordinatesLocal(dm, &coordinates);CHKERRQ(ierr); 1037*c4762a1bSJed Brown ierr = DMSetCoordinatesLocal(sdm, coordinates);CHKERRQ(ierr); 1038*c4762a1bSJed Brown /* Convert labels */ 1039*c4762a1bSJed Brown ierr = DMGetNumLabels(dm, &numLabels);CHKERRQ(ierr); 1040*c4762a1bSJed Brown for (l = 0; l < numLabels; ++l) { 1041*c4762a1bSJed Brown const char *lname; 1042*c4762a1bSJed Brown PetscBool isDepth, isDim; 1043*c4762a1bSJed Brown 1044*c4762a1bSJed Brown ierr = DMGetLabelName(dm, l, &lname);CHKERRQ(ierr); 1045*c4762a1bSJed Brown ierr = PetscStrcmp(lname, "depth", &isDepth);CHKERRQ(ierr); 1046*c4762a1bSJed Brown if (isDepth) continue; 1047*c4762a1bSJed Brown ierr = PetscStrcmp(lname, "dim", &isDim);CHKERRQ(ierr); 1048*c4762a1bSJed Brown if (isDim) continue; 1049*c4762a1bSJed Brown ierr = DMCreateLabel(sdm, lname);CHKERRQ(ierr); 1050*c4762a1bSJed Brown ierr = DMGetLabelIdIS(dm, lname, &idIS);CHKERRQ(ierr); 1051*c4762a1bSJed Brown ierr = ISGetLocalSize(idIS, &numFS);CHKERRQ(ierr); 1052*c4762a1bSJed Brown ierr = ISGetIndices(idIS, &ids);CHKERRQ(ierr); 1053*c4762a1bSJed Brown for (fs = 0; fs < numFS; ++fs) { 1054*c4762a1bSJed Brown IS pointIS; 1055*c4762a1bSJed Brown const PetscInt *points; 1056*c4762a1bSJed Brown PetscInt numPoints; 1057*c4762a1bSJed Brown 1058*c4762a1bSJed Brown ierr = DMGetStratumIS(dm, lname, ids[fs], &pointIS);CHKERRQ(ierr); 1059*c4762a1bSJed Brown ierr = ISGetLocalSize(pointIS, &numPoints);CHKERRQ(ierr); 1060*c4762a1bSJed Brown ierr = ISGetIndices(pointIS, &points);CHKERRQ(ierr); 1061*c4762a1bSJed Brown for (p = 0; p < numPoints; ++p) { 1062*c4762a1bSJed Brown PetscInt newpoint = points[p]; 1063*c4762a1bSJed Brown 1064*c4762a1bSJed Brown ierr = DMSetLabelValue(sdm, lname, newpoint, ids[fs]);CHKERRQ(ierr); 1065*c4762a1bSJed Brown } 1066*c4762a1bSJed Brown ierr = ISRestoreIndices(pointIS, &points);CHKERRQ(ierr); 1067*c4762a1bSJed Brown ierr = ISDestroy(&pointIS);CHKERRQ(ierr); 1068*c4762a1bSJed Brown } 1069*c4762a1bSJed Brown ierr = ISRestoreIndices(idIS, &ids);CHKERRQ(ierr); 1070*c4762a1bSJed Brown ierr = ISDestroy(&idIS);CHKERRQ(ierr); 1071*c4762a1bSJed Brown } 1072*c4762a1bSJed Brown { 1073*c4762a1bSJed Brown /* Convert pointSF */ 1074*c4762a1bSJed Brown const PetscSFNode *remotePoints; 1075*c4762a1bSJed Brown PetscSFNode *gremotePoints; 1076*c4762a1bSJed Brown const PetscInt *localPoints; 1077*c4762a1bSJed Brown PetscInt *glocalPoints,*newLocation,*newRemoteLocation; 1078*c4762a1bSJed Brown PetscInt numRoots, numLeaves; 1079*c4762a1bSJed Brown PetscMPIInt size; 1080*c4762a1bSJed Brown 1081*c4762a1bSJed Brown ierr = MPI_Comm_size(PetscObjectComm((PetscObject)dm), &size);CHKERRQ(ierr); 1082*c4762a1bSJed Brown ierr = DMGetPointSF(dm, &sfPoint);CHKERRQ(ierr); 1083*c4762a1bSJed Brown ierr = DMGetPointSF(sdm, &gsfPoint);CHKERRQ(ierr); 1084*c4762a1bSJed Brown ierr = DMPlexGetChart(dm,&pStart,&pEnd);CHKERRQ(ierr); 1085*c4762a1bSJed Brown ierr = PetscSFGetGraph(sfPoint, &numRoots, &numLeaves, &localPoints, &remotePoints);CHKERRQ(ierr); 1086*c4762a1bSJed Brown if (numRoots >= 0) { 1087*c4762a1bSJed Brown ierr = PetscMalloc2(numRoots,&newLocation,pEnd-pStart,&newRemoteLocation);CHKERRQ(ierr); 1088*c4762a1bSJed Brown for (l=0; l<numRoots; l++) newLocation[l] = l; /* + (l >= cEnd ? numGhostCells : 0); */ 1089*c4762a1bSJed Brown ierr = PetscSFBcastBegin(sfPoint, MPIU_INT, newLocation, newRemoteLocation);CHKERRQ(ierr); 1090*c4762a1bSJed Brown ierr = PetscSFBcastEnd(sfPoint, MPIU_INT, newLocation, newRemoteLocation);CHKERRQ(ierr); 1091*c4762a1bSJed Brown ierr = PetscMalloc1(numLeaves, &glocalPoints);CHKERRQ(ierr); 1092*c4762a1bSJed Brown ierr = PetscMalloc1(numLeaves, &gremotePoints);CHKERRQ(ierr); 1093*c4762a1bSJed Brown for (l = 0; l < numLeaves; ++l) { 1094*c4762a1bSJed Brown glocalPoints[l] = localPoints[l]; /* localPoints[l] >= cEnd ? localPoints[l] + numGhostCells : localPoints[l]; */ 1095*c4762a1bSJed Brown gremotePoints[l].rank = remotePoints[l].rank; 1096*c4762a1bSJed Brown gremotePoints[l].index = newRemoteLocation[localPoints[l]]; 1097*c4762a1bSJed Brown } 1098*c4762a1bSJed Brown ierr = PetscFree2(newLocation,newRemoteLocation);CHKERRQ(ierr); 1099*c4762a1bSJed Brown ierr = PetscSFSetGraph(gsfPoint, numRoots+numGhostCells, numLeaves, glocalPoints, PETSC_OWN_POINTER, gremotePoints, PETSC_OWN_POINTER);CHKERRQ(ierr); 1100*c4762a1bSJed Brown } 1101*c4762a1bSJed Brown ierr = DMDestroy(dmSplit);CHKERRQ(ierr); 1102*c4762a1bSJed Brown *dmSplit = sdm; 1103*c4762a1bSJed Brown } 1104*c4762a1bSJed Brown PetscFunctionReturn(0); 1105*c4762a1bSJed Brown } 1106*c4762a1bSJed Brown 1107*c4762a1bSJed Brown PetscErrorCode CreatePartitionVec(DM dm, DM *dmCell, Vec *partition) 1108*c4762a1bSJed Brown { 1109*c4762a1bSJed Brown PetscSF sfPoint; 1110*c4762a1bSJed Brown PetscSection coordSection; 1111*c4762a1bSJed Brown Vec coordinates; 1112*c4762a1bSJed Brown PetscSection sectionCell; 1113*c4762a1bSJed Brown PetscScalar *part; 1114*c4762a1bSJed Brown PetscInt cStart, cEnd, c; 1115*c4762a1bSJed Brown PetscMPIInt rank; 1116*c4762a1bSJed Brown PetscErrorCode ierr; 1117*c4762a1bSJed Brown 1118*c4762a1bSJed Brown PetscFunctionBeginUser; 1119*c4762a1bSJed Brown ierr = DMGetCoordinateSection(dm, &coordSection);CHKERRQ(ierr); 1120*c4762a1bSJed Brown ierr = DMGetCoordinatesLocal(dm, &coordinates);CHKERRQ(ierr); 1121*c4762a1bSJed Brown ierr = DMClone(dm, dmCell);CHKERRQ(ierr); 1122*c4762a1bSJed Brown ierr = DMGetPointSF(dm, &sfPoint);CHKERRQ(ierr); 1123*c4762a1bSJed Brown ierr = DMSetPointSF(*dmCell, sfPoint);CHKERRQ(ierr); 1124*c4762a1bSJed Brown ierr = DMSetCoordinateSection(*dmCell, PETSC_DETERMINE, coordSection);CHKERRQ(ierr); 1125*c4762a1bSJed Brown ierr = DMSetCoordinatesLocal(*dmCell, coordinates);CHKERRQ(ierr); 1126*c4762a1bSJed Brown ierr = MPI_Comm_rank(PetscObjectComm((PetscObject)dm), &rank);CHKERRQ(ierr); 1127*c4762a1bSJed Brown ierr = PetscSectionCreate(PetscObjectComm((PetscObject)dm), §ionCell);CHKERRQ(ierr); 1128*c4762a1bSJed Brown ierr = DMPlexGetHeightStratum(*dmCell, 0, &cStart, &cEnd);CHKERRQ(ierr); 1129*c4762a1bSJed Brown ierr = PetscSectionSetChart(sectionCell, cStart, cEnd);CHKERRQ(ierr); 1130*c4762a1bSJed Brown for (c = cStart; c < cEnd; ++c) { 1131*c4762a1bSJed Brown ierr = PetscSectionSetDof(sectionCell, c, 1);CHKERRQ(ierr); 1132*c4762a1bSJed Brown } 1133*c4762a1bSJed Brown ierr = PetscSectionSetUp(sectionCell);CHKERRQ(ierr); 1134*c4762a1bSJed Brown ierr = DMSetLocalSection(*dmCell, sectionCell);CHKERRQ(ierr); 1135*c4762a1bSJed Brown ierr = PetscSectionDestroy(§ionCell);CHKERRQ(ierr); 1136*c4762a1bSJed Brown ierr = DMCreateLocalVector(*dmCell, partition);CHKERRQ(ierr); 1137*c4762a1bSJed Brown ierr = PetscObjectSetName((PetscObject)*partition, "partition");CHKERRQ(ierr); 1138*c4762a1bSJed Brown ierr = VecGetArray(*partition, &part);CHKERRQ(ierr); 1139*c4762a1bSJed Brown for (c = cStart; c < cEnd; ++c) { 1140*c4762a1bSJed Brown PetscScalar *p; 1141*c4762a1bSJed Brown 1142*c4762a1bSJed Brown ierr = DMPlexPointLocalRef(*dmCell, c, part, &p);CHKERRQ(ierr); 1143*c4762a1bSJed Brown p[0] = rank; 1144*c4762a1bSJed Brown } 1145*c4762a1bSJed Brown ierr = VecRestoreArray(*partition, &part);CHKERRQ(ierr); 1146*c4762a1bSJed Brown PetscFunctionReturn(0); 1147*c4762a1bSJed Brown } 1148*c4762a1bSJed Brown 1149*c4762a1bSJed Brown PetscErrorCode CreateMassMatrix(DM dm, Vec *massMatrix, User user) 1150*c4762a1bSJed Brown { 1151*c4762a1bSJed Brown DM dmMass, dmFace, dmCell, dmCoord; 1152*c4762a1bSJed Brown PetscSection coordSection; 1153*c4762a1bSJed Brown Vec coordinates, facegeom, cellgeom; 1154*c4762a1bSJed Brown PetscSection sectionMass; 1155*c4762a1bSJed Brown PetscScalar *m; 1156*c4762a1bSJed Brown const PetscScalar *fgeom, *cgeom, *coords; 1157*c4762a1bSJed Brown PetscInt vStart, vEnd, v; 1158*c4762a1bSJed Brown PetscErrorCode ierr; 1159*c4762a1bSJed Brown 1160*c4762a1bSJed Brown PetscFunctionBeginUser; 1161*c4762a1bSJed Brown ierr = DMGetCoordinateSection(dm, &coordSection);CHKERRQ(ierr); 1162*c4762a1bSJed Brown ierr = DMGetCoordinatesLocal(dm, &coordinates);CHKERRQ(ierr); 1163*c4762a1bSJed Brown ierr = DMClone(dm, &dmMass);CHKERRQ(ierr); 1164*c4762a1bSJed Brown ierr = DMSetCoordinateSection(dmMass, PETSC_DETERMINE, coordSection);CHKERRQ(ierr); 1165*c4762a1bSJed Brown ierr = DMSetCoordinatesLocal(dmMass, coordinates);CHKERRQ(ierr); 1166*c4762a1bSJed Brown ierr = PetscSectionCreate(PetscObjectComm((PetscObject)dm), §ionMass);CHKERRQ(ierr); 1167*c4762a1bSJed Brown ierr = DMPlexGetDepthStratum(dm, 0, &vStart, &vEnd);CHKERRQ(ierr); 1168*c4762a1bSJed Brown ierr = PetscSectionSetChart(sectionMass, vStart, vEnd);CHKERRQ(ierr); 1169*c4762a1bSJed Brown for (v = vStart; v < vEnd; ++v) { 1170*c4762a1bSJed Brown PetscInt numFaces; 1171*c4762a1bSJed Brown 1172*c4762a1bSJed Brown ierr = DMPlexGetSupportSize(dmMass, v, &numFaces);CHKERRQ(ierr); 1173*c4762a1bSJed Brown ierr = PetscSectionSetDof(sectionMass, v, numFaces*numFaces);CHKERRQ(ierr); 1174*c4762a1bSJed Brown } 1175*c4762a1bSJed Brown ierr = PetscSectionSetUp(sectionMass);CHKERRQ(ierr); 1176*c4762a1bSJed Brown ierr = DMSetLocalSection(dmMass, sectionMass);CHKERRQ(ierr); 1177*c4762a1bSJed Brown ierr = PetscSectionDestroy(§ionMass);CHKERRQ(ierr); 1178*c4762a1bSJed Brown ierr = DMGetLocalVector(dmMass, massMatrix);CHKERRQ(ierr); 1179*c4762a1bSJed Brown ierr = VecGetArray(*massMatrix, &m);CHKERRQ(ierr); 1180*c4762a1bSJed Brown ierr = DMPlexTSGetGeometryFVM(dm, &facegeom, &cellgeom, NULL);CHKERRQ(ierr); 1181*c4762a1bSJed Brown ierr = VecGetDM(facegeom, &dmFace);CHKERRQ(ierr); 1182*c4762a1bSJed Brown ierr = VecGetArrayRead(facegeom, &fgeom);CHKERRQ(ierr); 1183*c4762a1bSJed Brown ierr = VecGetDM(cellgeom, &dmCell);CHKERRQ(ierr); 1184*c4762a1bSJed Brown ierr = VecGetArrayRead(cellgeom, &cgeom);CHKERRQ(ierr); 1185*c4762a1bSJed Brown ierr = DMGetCoordinateDM(dm, &dmCoord);CHKERRQ(ierr); 1186*c4762a1bSJed Brown ierr = VecGetArrayRead(coordinates, &coords);CHKERRQ(ierr); 1187*c4762a1bSJed Brown for (v = vStart; v < vEnd; ++v) { 1188*c4762a1bSJed Brown const PetscInt *faces; 1189*c4762a1bSJed Brown PetscFVFaceGeom *fgA, *fgB, *cg; 1190*c4762a1bSJed Brown PetscScalar *vertex; 1191*c4762a1bSJed Brown PetscInt numFaces, sides[2], f, g; 1192*c4762a1bSJed Brown 1193*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(dmCoord, v, coords, &vertex);CHKERRQ(ierr); 1194*c4762a1bSJed Brown ierr = DMPlexGetSupportSize(dmMass, v, &numFaces);CHKERRQ(ierr); 1195*c4762a1bSJed Brown ierr = DMPlexGetSupport(dmMass, v, &faces);CHKERRQ(ierr); 1196*c4762a1bSJed Brown for (f = 0; f < numFaces; ++f) { 1197*c4762a1bSJed Brown sides[0] = faces[f]; 1198*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(dmFace, faces[f], fgeom, &fgA);CHKERRQ(ierr); 1199*c4762a1bSJed Brown for (g = 0; g < numFaces; ++g) { 1200*c4762a1bSJed Brown const PetscInt *cells = NULL; 1201*c4762a1bSJed Brown PetscReal area = 0.0; 1202*c4762a1bSJed Brown PetscInt numCells; 1203*c4762a1bSJed Brown 1204*c4762a1bSJed Brown sides[1] = faces[g]; 1205*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(dmFace, faces[g], fgeom, &fgB);CHKERRQ(ierr); 1206*c4762a1bSJed Brown ierr = DMPlexGetJoin(dmMass, 2, sides, &numCells, &cells);CHKERRQ(ierr); 1207*c4762a1bSJed Brown if (numCells != 1) SETERRQ(PETSC_COMM_SELF, PETSC_ERR_LIB, "Invalid join for faces"); 1208*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(dmCell, cells[0], cgeom, &cg);CHKERRQ(ierr); 1209*c4762a1bSJed Brown area += PetscAbsScalar((vertex[0] - cg->centroid[0])*(fgA->centroid[1] - cg->centroid[1]) - (vertex[1] - cg->centroid[1])*(fgA->centroid[0] - cg->centroid[0])); 1210*c4762a1bSJed Brown area += PetscAbsScalar((vertex[0] - cg->centroid[0])*(fgB->centroid[1] - cg->centroid[1]) - (vertex[1] - cg->centroid[1])*(fgB->centroid[0] - cg->centroid[0])); 1211*c4762a1bSJed Brown m[f*numFaces+g] = Dot2Real(fgA->normal, fgB->normal)*area*0.5; 1212*c4762a1bSJed Brown ierr = DMPlexRestoreJoin(dmMass, 2, sides, &numCells, &cells);CHKERRQ(ierr); 1213*c4762a1bSJed Brown } 1214*c4762a1bSJed Brown } 1215*c4762a1bSJed Brown } 1216*c4762a1bSJed Brown ierr = VecRestoreArrayRead(facegeom, &fgeom);CHKERRQ(ierr); 1217*c4762a1bSJed Brown ierr = VecRestoreArrayRead(cellgeom, &cgeom);CHKERRQ(ierr); 1218*c4762a1bSJed Brown ierr = VecRestoreArrayRead(coordinates, &coords);CHKERRQ(ierr); 1219*c4762a1bSJed Brown ierr = VecRestoreArray(*massMatrix, &m);CHKERRQ(ierr); 1220*c4762a1bSJed Brown ierr = DMDestroy(&dmMass);CHKERRQ(ierr); 1221*c4762a1bSJed Brown PetscFunctionReturn(0); 1222*c4762a1bSJed Brown } 1223*c4762a1bSJed Brown 1224*c4762a1bSJed Brown /* Behavior will be different for multi-physics or when using non-default boundary conditions */ 1225*c4762a1bSJed Brown static PetscErrorCode ModelSolutionSetDefault(Model mod,SolutionFunction func,void *ctx) 1226*c4762a1bSJed Brown { 1227*c4762a1bSJed Brown PetscFunctionBeginUser; 1228*c4762a1bSJed Brown mod->solution = func; 1229*c4762a1bSJed Brown mod->solutionctx = ctx; 1230*c4762a1bSJed Brown PetscFunctionReturn(0); 1231*c4762a1bSJed Brown } 1232*c4762a1bSJed Brown 1233*c4762a1bSJed Brown static PetscErrorCode ModelFunctionalRegister(Model mod,const char *name,PetscInt *offset,FunctionalFunction func,void *ctx) 1234*c4762a1bSJed Brown { 1235*c4762a1bSJed Brown PetscErrorCode ierr; 1236*c4762a1bSJed Brown FunctionalLink link,*ptr; 1237*c4762a1bSJed Brown PetscInt lastoffset = -1; 1238*c4762a1bSJed Brown 1239*c4762a1bSJed Brown PetscFunctionBeginUser; 1240*c4762a1bSJed Brown for (ptr=&mod->functionalRegistry; *ptr; ptr = &(*ptr)->next) lastoffset = (*ptr)->offset; 1241*c4762a1bSJed Brown ierr = PetscNew(&link);CHKERRQ(ierr); 1242*c4762a1bSJed Brown ierr = PetscStrallocpy(name,&link->name);CHKERRQ(ierr); 1243*c4762a1bSJed Brown link->offset = lastoffset + 1; 1244*c4762a1bSJed Brown link->func = func; 1245*c4762a1bSJed Brown link->ctx = ctx; 1246*c4762a1bSJed Brown link->next = NULL; 1247*c4762a1bSJed Brown *ptr = link; 1248*c4762a1bSJed Brown *offset = link->offset; 1249*c4762a1bSJed Brown PetscFunctionReturn(0); 1250*c4762a1bSJed Brown } 1251*c4762a1bSJed Brown 1252*c4762a1bSJed Brown static PetscErrorCode ModelFunctionalSetFromOptions(Model mod,PetscOptionItems *PetscOptionsObject) 1253*c4762a1bSJed Brown { 1254*c4762a1bSJed Brown PetscErrorCode ierr; 1255*c4762a1bSJed Brown PetscInt i,j; 1256*c4762a1bSJed Brown FunctionalLink link; 1257*c4762a1bSJed Brown char *names[256]; 1258*c4762a1bSJed Brown 1259*c4762a1bSJed Brown PetscFunctionBeginUser; 1260*c4762a1bSJed Brown mod->numMonitored = ALEN(names); 1261*c4762a1bSJed Brown ierr = PetscOptionsStringArray("-monitor","list of functionals to monitor","",names,&mod->numMonitored,NULL);CHKERRQ(ierr); 1262*c4762a1bSJed Brown /* Create list of functionals that will be computed somehow */ 1263*c4762a1bSJed Brown ierr = PetscMalloc1(mod->numMonitored,&mod->functionalMonitored);CHKERRQ(ierr); 1264*c4762a1bSJed Brown /* Create index of calls that we will have to make to compute these functionals (over-allocation in general). */ 1265*c4762a1bSJed Brown ierr = PetscMalloc1(mod->numMonitored,&mod->functionalCall);CHKERRQ(ierr); 1266*c4762a1bSJed Brown mod->numCall = 0; 1267*c4762a1bSJed Brown for (i=0; i<mod->numMonitored; i++) { 1268*c4762a1bSJed Brown for (link=mod->functionalRegistry; link; link=link->next) { 1269*c4762a1bSJed Brown PetscBool match; 1270*c4762a1bSJed Brown ierr = PetscStrcasecmp(names[i],link->name,&match);CHKERRQ(ierr); 1271*c4762a1bSJed Brown if (match) break; 1272*c4762a1bSJed Brown } 1273*c4762a1bSJed Brown if (!link) SETERRQ1(mod->comm,PETSC_ERR_USER,"No known functional '%s'",names[i]); 1274*c4762a1bSJed Brown mod->functionalMonitored[i] = link; 1275*c4762a1bSJed Brown for (j=0; j<i; j++) { 1276*c4762a1bSJed Brown if (mod->functionalCall[j]->func == link->func && mod->functionalCall[j]->ctx == link->ctx) goto next_name; 1277*c4762a1bSJed Brown } 1278*c4762a1bSJed Brown mod->functionalCall[mod->numCall++] = link; /* Just points to the first link using the result. There may be more results. */ 1279*c4762a1bSJed Brown next_name: 1280*c4762a1bSJed Brown ierr = PetscFree(names[i]);CHKERRQ(ierr); 1281*c4762a1bSJed Brown } 1282*c4762a1bSJed Brown 1283*c4762a1bSJed Brown /* Find out the maximum index of any functional computed by a function we will be calling (even if we are not using it) */ 1284*c4762a1bSJed Brown mod->maxComputed = -1; 1285*c4762a1bSJed Brown for (link=mod->functionalRegistry; link; link=link->next) { 1286*c4762a1bSJed Brown for (i=0; i<mod->numCall; i++) { 1287*c4762a1bSJed Brown FunctionalLink call = mod->functionalCall[i]; 1288*c4762a1bSJed Brown if (link->func == call->func && link->ctx == call->ctx) { 1289*c4762a1bSJed Brown mod->maxComputed = PetscMax(mod->maxComputed,link->offset); 1290*c4762a1bSJed Brown } 1291*c4762a1bSJed Brown } 1292*c4762a1bSJed Brown } 1293*c4762a1bSJed Brown PetscFunctionReturn(0); 1294*c4762a1bSJed Brown } 1295*c4762a1bSJed Brown 1296*c4762a1bSJed Brown static PetscErrorCode FunctionalLinkDestroy(FunctionalLink *link) 1297*c4762a1bSJed Brown { 1298*c4762a1bSJed Brown PetscErrorCode ierr; 1299*c4762a1bSJed Brown FunctionalLink l,next; 1300*c4762a1bSJed Brown 1301*c4762a1bSJed Brown PetscFunctionBeginUser; 1302*c4762a1bSJed Brown if (!link) PetscFunctionReturn(0); 1303*c4762a1bSJed Brown l = *link; 1304*c4762a1bSJed Brown *link = NULL; 1305*c4762a1bSJed Brown for (; l; l=next) { 1306*c4762a1bSJed Brown next = l->next; 1307*c4762a1bSJed Brown ierr = PetscFree(l->name);CHKERRQ(ierr); 1308*c4762a1bSJed Brown ierr = PetscFree(l);CHKERRQ(ierr); 1309*c4762a1bSJed Brown } 1310*c4762a1bSJed Brown PetscFunctionReturn(0); 1311*c4762a1bSJed Brown } 1312*c4762a1bSJed Brown 1313*c4762a1bSJed Brown /* put the solution callback into a functional callback */ 1314*c4762a1bSJed Brown static PetscErrorCode SolutionFunctional(PetscInt dim, PetscReal time, const PetscReal x[], PetscInt Nf, PetscScalar *u, void *modctx) 1315*c4762a1bSJed Brown { 1316*c4762a1bSJed Brown Model mod; 1317*c4762a1bSJed Brown PetscErrorCode ierr; 1318*c4762a1bSJed Brown PetscFunctionBegin; 1319*c4762a1bSJed Brown mod = (Model) modctx; 1320*c4762a1bSJed Brown ierr = (*mod->solution)(mod, time, x, u, mod->solutionctx);CHKERRQ(ierr); 1321*c4762a1bSJed Brown PetscFunctionReturn(0); 1322*c4762a1bSJed Brown } 1323*c4762a1bSJed Brown 1324*c4762a1bSJed Brown PetscErrorCode SetInitialCondition(DM dm, Vec X, User user) 1325*c4762a1bSJed Brown { 1326*c4762a1bSJed Brown PetscErrorCode (*func[1]) (PetscInt dim, PetscReal time, const PetscReal x[], PetscInt Nf, PetscScalar *u, void *ctx); 1327*c4762a1bSJed Brown void *ctx[1]; 1328*c4762a1bSJed Brown Model mod = user->model; 1329*c4762a1bSJed Brown PetscErrorCode ierr; 1330*c4762a1bSJed Brown 1331*c4762a1bSJed Brown PetscFunctionBeginUser; 1332*c4762a1bSJed Brown func[0] = SolutionFunctional; 1333*c4762a1bSJed Brown ctx[0] = (void *) mod; 1334*c4762a1bSJed Brown ierr = DMProjectFunction(dm,0.0,func,ctx,INSERT_ALL_VALUES,X);CHKERRQ(ierr); 1335*c4762a1bSJed Brown PetscFunctionReturn(0); 1336*c4762a1bSJed Brown } 1337*c4762a1bSJed Brown 1338*c4762a1bSJed Brown static PetscErrorCode OutputVTK(DM dm, const char *filename, PetscViewer *viewer) 1339*c4762a1bSJed Brown { 1340*c4762a1bSJed Brown PetscErrorCode ierr; 1341*c4762a1bSJed Brown 1342*c4762a1bSJed Brown PetscFunctionBeginUser; 1343*c4762a1bSJed Brown ierr = PetscViewerCreate(PetscObjectComm((PetscObject)dm), viewer);CHKERRQ(ierr); 1344*c4762a1bSJed Brown ierr = PetscViewerSetType(*viewer, PETSCVIEWERVTK);CHKERRQ(ierr); 1345*c4762a1bSJed Brown ierr = PetscViewerFileSetName(*viewer, filename);CHKERRQ(ierr); 1346*c4762a1bSJed Brown PetscFunctionReturn(0); 1347*c4762a1bSJed Brown } 1348*c4762a1bSJed Brown 1349*c4762a1bSJed Brown static PetscErrorCode MonitorVTK(TS ts,PetscInt stepnum,PetscReal time,Vec X,void *ctx) 1350*c4762a1bSJed Brown { 1351*c4762a1bSJed Brown User user = (User)ctx; 1352*c4762a1bSJed Brown DM dm; 1353*c4762a1bSJed Brown Vec cellgeom; 1354*c4762a1bSJed Brown PetscViewer viewer; 1355*c4762a1bSJed Brown char filename[PETSC_MAX_PATH_LEN],*ftable = NULL; 1356*c4762a1bSJed Brown PetscReal xnorm; 1357*c4762a1bSJed Brown PetscErrorCode ierr; 1358*c4762a1bSJed Brown 1359*c4762a1bSJed Brown PetscFunctionBeginUser; 1360*c4762a1bSJed Brown ierr = PetscObjectSetName((PetscObject) X, "u");CHKERRQ(ierr); 1361*c4762a1bSJed Brown ierr = VecGetDM(X,&dm);CHKERRQ(ierr); 1362*c4762a1bSJed Brown ierr = DMPlexTSGetGeometryFVM(dm, NULL, &cellgeom, NULL);CHKERRQ(ierr); 1363*c4762a1bSJed Brown ierr = VecNorm(X,NORM_INFINITY,&xnorm);CHKERRQ(ierr); 1364*c4762a1bSJed Brown 1365*c4762a1bSJed Brown if (stepnum >= 0) { 1366*c4762a1bSJed Brown stepnum += user->monitorStepOffset; 1367*c4762a1bSJed Brown } 1368*c4762a1bSJed Brown if (stepnum >= 0) { /* No summary for final time */ 1369*c4762a1bSJed Brown Model mod = user->model; 1370*c4762a1bSJed Brown PetscInt c,cStart,cEnd,fcount,i; 1371*c4762a1bSJed Brown size_t ftableused,ftablealloc; 1372*c4762a1bSJed Brown const PetscScalar *cgeom,*x; 1373*c4762a1bSJed Brown DM dmCell; 1374*c4762a1bSJed Brown DMLabel vtkLabel; 1375*c4762a1bSJed Brown PetscReal *fmin,*fmax,*fintegral,*ftmp; 1376*c4762a1bSJed Brown fcount = mod->maxComputed+1; 1377*c4762a1bSJed Brown ierr = PetscMalloc4(fcount,&fmin,fcount,&fmax,fcount,&fintegral,fcount,&ftmp);CHKERRQ(ierr); 1378*c4762a1bSJed Brown for (i=0; i<fcount; i++) { 1379*c4762a1bSJed Brown fmin[i] = PETSC_MAX_REAL; 1380*c4762a1bSJed Brown fmax[i] = PETSC_MIN_REAL; 1381*c4762a1bSJed Brown fintegral[i] = 0; 1382*c4762a1bSJed Brown } 1383*c4762a1bSJed Brown ierr = VecGetDM(cellgeom,&dmCell);CHKERRQ(ierr); 1384*c4762a1bSJed Brown ierr = DMPlexGetInteriorCellStratum(dmCell,&cStart,&cEnd);CHKERRQ(ierr); 1385*c4762a1bSJed Brown ierr = VecGetArrayRead(cellgeom,&cgeom);CHKERRQ(ierr); 1386*c4762a1bSJed Brown ierr = VecGetArrayRead(X,&x);CHKERRQ(ierr); 1387*c4762a1bSJed Brown ierr = DMGetLabel(dm,"vtk",&vtkLabel);CHKERRQ(ierr); 1388*c4762a1bSJed Brown for (c = cStart; c < cEnd; ++c) { 1389*c4762a1bSJed Brown PetscFVCellGeom *cg; 1390*c4762a1bSJed Brown const PetscScalar *cx = NULL; 1391*c4762a1bSJed Brown PetscInt vtkVal = 0; 1392*c4762a1bSJed Brown 1393*c4762a1bSJed Brown /* not that these two routines as currently implemented work for any dm with a 1394*c4762a1bSJed Brown * localSection/globalSection */ 1395*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(dmCell,c,cgeom,&cg);CHKERRQ(ierr); 1396*c4762a1bSJed Brown ierr = DMPlexPointGlobalRead(dm,c,x,&cx);CHKERRQ(ierr); 1397*c4762a1bSJed Brown if (vtkLabel) {ierr = DMLabelGetValue(vtkLabel,c,&vtkVal);CHKERRQ(ierr);} 1398*c4762a1bSJed Brown if (!vtkVal || !cx) continue; /* ghost, or not a global cell */ 1399*c4762a1bSJed Brown for (i=0; i<mod->numCall; i++) { 1400*c4762a1bSJed Brown FunctionalLink flink = mod->functionalCall[i]; 1401*c4762a1bSJed Brown ierr = (*flink->func)(mod,time,cg->centroid,cx,ftmp,flink->ctx);CHKERRQ(ierr); 1402*c4762a1bSJed Brown } 1403*c4762a1bSJed Brown for (i=0; i<fcount; i++) { 1404*c4762a1bSJed Brown fmin[i] = PetscMin(fmin[i],ftmp[i]); 1405*c4762a1bSJed Brown fmax[i] = PetscMax(fmax[i],ftmp[i]); 1406*c4762a1bSJed Brown fintegral[i] += cg->volume * ftmp[i]; 1407*c4762a1bSJed Brown } 1408*c4762a1bSJed Brown } 1409*c4762a1bSJed Brown ierr = VecRestoreArrayRead(cellgeom,&cgeom);CHKERRQ(ierr); 1410*c4762a1bSJed Brown ierr = VecRestoreArrayRead(X,&x);CHKERRQ(ierr); 1411*c4762a1bSJed Brown ierr = MPI_Allreduce(MPI_IN_PLACE,fmin,fcount,MPIU_REAL,MPIU_MIN,PetscObjectComm((PetscObject)ts));CHKERRQ(ierr); 1412*c4762a1bSJed Brown ierr = MPI_Allreduce(MPI_IN_PLACE,fmax,fcount,MPIU_REAL,MPIU_MAX,PetscObjectComm((PetscObject)ts));CHKERRQ(ierr); 1413*c4762a1bSJed Brown ierr = MPI_Allreduce(MPI_IN_PLACE,fintegral,fcount,MPIU_REAL,MPIU_SUM,PetscObjectComm((PetscObject)ts));CHKERRQ(ierr); 1414*c4762a1bSJed Brown 1415*c4762a1bSJed Brown ftablealloc = fcount * 100; 1416*c4762a1bSJed Brown ftableused = 0; 1417*c4762a1bSJed Brown ierr = PetscMalloc1(ftablealloc,&ftable);CHKERRQ(ierr); 1418*c4762a1bSJed Brown for (i=0; i<mod->numMonitored; i++) { 1419*c4762a1bSJed Brown size_t countused; 1420*c4762a1bSJed Brown char buffer[256],*p; 1421*c4762a1bSJed Brown FunctionalLink flink = mod->functionalMonitored[i]; 1422*c4762a1bSJed Brown PetscInt id = flink->offset; 1423*c4762a1bSJed Brown if (i % 3) { 1424*c4762a1bSJed Brown ierr = PetscArraycpy(buffer," ",2);CHKERRQ(ierr); 1425*c4762a1bSJed Brown p = buffer + 2; 1426*c4762a1bSJed Brown } else if (i) { 1427*c4762a1bSJed Brown char newline[] = "\n"; 1428*c4762a1bSJed Brown ierr = PetscMemcpy(buffer,newline,sizeof(newline)-1);CHKERRQ(ierr); 1429*c4762a1bSJed Brown p = buffer + sizeof(newline) - 1; 1430*c4762a1bSJed Brown } else { 1431*c4762a1bSJed Brown p = buffer; 1432*c4762a1bSJed Brown } 1433*c4762a1bSJed Brown ierr = PetscSNPrintfCount(p,sizeof buffer-(p-buffer),"%12s [%10.7g,%10.7g] int %10.7g",&countused,flink->name,(double)fmin[id],(double)fmax[id],(double)fintegral[id]);CHKERRQ(ierr); 1434*c4762a1bSJed Brown countused--; 1435*c4762a1bSJed Brown countused += p - buffer; 1436*c4762a1bSJed Brown if (countused > ftablealloc-ftableused-1) { /* reallocate */ 1437*c4762a1bSJed Brown char *ftablenew; 1438*c4762a1bSJed Brown ftablealloc = 2*ftablealloc + countused; 1439*c4762a1bSJed Brown ierr = PetscMalloc(ftablealloc,&ftablenew);CHKERRQ(ierr); 1440*c4762a1bSJed Brown ierr = PetscArraycpy(ftablenew,ftable,ftableused);CHKERRQ(ierr); 1441*c4762a1bSJed Brown ierr = PetscFree(ftable);CHKERRQ(ierr); 1442*c4762a1bSJed Brown ftable = ftablenew; 1443*c4762a1bSJed Brown } 1444*c4762a1bSJed Brown ierr = PetscArraycpy(ftable+ftableused,buffer,countused);CHKERRQ(ierr); 1445*c4762a1bSJed Brown ftableused += countused; 1446*c4762a1bSJed Brown ftable[ftableused] = 0; 1447*c4762a1bSJed Brown } 1448*c4762a1bSJed Brown ierr = PetscFree4(fmin,fmax,fintegral,ftmp);CHKERRQ(ierr); 1449*c4762a1bSJed Brown 1450*c4762a1bSJed Brown ierr = PetscPrintf(PetscObjectComm((PetscObject)ts),"% 3D time %8.4g |x| %8.4g %s\n",stepnum,(double)time,(double)xnorm,ftable ? ftable : "");CHKERRQ(ierr); 1451*c4762a1bSJed Brown ierr = PetscFree(ftable);CHKERRQ(ierr); 1452*c4762a1bSJed Brown } 1453*c4762a1bSJed Brown if (user->vtkInterval < 1) PetscFunctionReturn(0); 1454*c4762a1bSJed Brown if ((stepnum == -1) ^ (stepnum % user->vtkInterval == 0)) { 1455*c4762a1bSJed Brown if (stepnum == -1) { /* Final time is not multiple of normal time interval, write it anyway */ 1456*c4762a1bSJed Brown ierr = TSGetStepNumber(ts,&stepnum);CHKERRQ(ierr); 1457*c4762a1bSJed Brown } 1458*c4762a1bSJed Brown ierr = PetscSNPrintf(filename,sizeof filename,"%s-%03D.vtu",user->outputBasename,stepnum);CHKERRQ(ierr); 1459*c4762a1bSJed Brown ierr = OutputVTK(dm,filename,&viewer);CHKERRQ(ierr); 1460*c4762a1bSJed Brown ierr = VecView(X,viewer);CHKERRQ(ierr); 1461*c4762a1bSJed Brown ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1462*c4762a1bSJed Brown } 1463*c4762a1bSJed Brown PetscFunctionReturn(0); 1464*c4762a1bSJed Brown } 1465*c4762a1bSJed Brown 1466*c4762a1bSJed Brown static PetscErrorCode initializeTS(DM dm, User user, TS *ts) 1467*c4762a1bSJed Brown { 1468*c4762a1bSJed Brown PetscErrorCode ierr; 1469*c4762a1bSJed Brown 1470*c4762a1bSJed Brown PetscFunctionBegin; 1471*c4762a1bSJed Brown ierr = TSCreate(PetscObjectComm((PetscObject)dm), ts);CHKERRQ(ierr); 1472*c4762a1bSJed Brown ierr = TSSetType(*ts, TSSSP);CHKERRQ(ierr); 1473*c4762a1bSJed Brown ierr = TSSetDM(*ts, dm);CHKERRQ(ierr); 1474*c4762a1bSJed Brown if (user->vtkmon) { 1475*c4762a1bSJed Brown ierr = TSMonitorSet(*ts,MonitorVTK,user,NULL);CHKERRQ(ierr); 1476*c4762a1bSJed Brown } 1477*c4762a1bSJed Brown ierr = DMTSSetBoundaryLocal(dm, DMPlexTSComputeBoundary, user);CHKERRQ(ierr); 1478*c4762a1bSJed Brown ierr = DMTSSetRHSFunctionLocal(dm, DMPlexTSComputeRHSFunctionFVM, user);CHKERRQ(ierr); 1479*c4762a1bSJed Brown ierr = TSSetMaxTime(*ts,2.0);CHKERRQ(ierr); 1480*c4762a1bSJed Brown ierr = TSSetExactFinalTime(*ts,TS_EXACTFINALTIME_STEPOVER);CHKERRQ(ierr); 1481*c4762a1bSJed Brown PetscFunctionReturn(0); 1482*c4762a1bSJed Brown } 1483*c4762a1bSJed Brown 1484*c4762a1bSJed Brown static PetscErrorCode adaptToleranceFVM(PetscFV fvm, TS ts, Vec sol, VecTagger refineTag, VecTagger coarsenTag, User user, TS *tsNew, Vec *solNew) 1485*c4762a1bSJed Brown { 1486*c4762a1bSJed Brown DM dm, gradDM, plex, cellDM, adaptedDM = NULL; 1487*c4762a1bSJed Brown Vec cellGeom, faceGeom; 1488*c4762a1bSJed Brown PetscBool isForest, computeGradient; 1489*c4762a1bSJed Brown Vec grad, locGrad, locX, errVec; 1490*c4762a1bSJed Brown PetscInt cStart, cEnd, c, dim, nRefine, nCoarsen; 1491*c4762a1bSJed Brown PetscReal minMaxInd[2] = {PETSC_MAX_REAL, PETSC_MIN_REAL}, minMaxIndGlobal[2], minInd, maxInd, time; 1492*c4762a1bSJed Brown PetscScalar *errArray; 1493*c4762a1bSJed Brown const PetscScalar *pointVals; 1494*c4762a1bSJed Brown const PetscScalar *pointGrads; 1495*c4762a1bSJed Brown const PetscScalar *pointGeom; 1496*c4762a1bSJed Brown DMLabel adaptLabel = NULL; 1497*c4762a1bSJed Brown IS refineIS, coarsenIS; 1498*c4762a1bSJed Brown PetscErrorCode ierr; 1499*c4762a1bSJed Brown 1500*c4762a1bSJed Brown PetscFunctionBegin; 1501*c4762a1bSJed Brown ierr = TSGetTime(ts,&time);CHKERRQ(ierr); 1502*c4762a1bSJed Brown ierr = VecGetDM(sol, &dm);CHKERRQ(ierr); 1503*c4762a1bSJed Brown ierr = DMGetDimension(dm,&dim);CHKERRQ(ierr); 1504*c4762a1bSJed Brown ierr = PetscFVGetComputeGradients(fvm,&computeGradient);CHKERRQ(ierr); 1505*c4762a1bSJed Brown ierr = PetscFVSetComputeGradients(fvm,PETSC_TRUE);CHKERRQ(ierr); 1506*c4762a1bSJed Brown ierr = DMIsForest(dm, &isForest);CHKERRQ(ierr); 1507*c4762a1bSJed Brown ierr = DMConvert(dm, DMPLEX, &plex);CHKERRQ(ierr); 1508*c4762a1bSJed Brown ierr = DMPlexGetDataFVM(plex, fvm, &cellGeom, &faceGeom, &gradDM);CHKERRQ(ierr); 1509*c4762a1bSJed Brown ierr = DMCreateLocalVector(plex,&locX);CHKERRQ(ierr); 1510*c4762a1bSJed Brown ierr = DMPlexInsertBoundaryValues(plex, PETSC_TRUE, locX, 0.0, faceGeom, cellGeom, NULL);CHKERRQ(ierr); 1511*c4762a1bSJed Brown ierr = DMGlobalToLocalBegin(plex, sol, INSERT_VALUES, locX);CHKERRQ(ierr); 1512*c4762a1bSJed Brown ierr = DMGlobalToLocalEnd (plex, sol, INSERT_VALUES, locX);CHKERRQ(ierr); 1513*c4762a1bSJed Brown ierr = DMCreateGlobalVector(gradDM, &grad);CHKERRQ(ierr); 1514*c4762a1bSJed Brown ierr = DMPlexReconstructGradientsFVM(plex, locX, grad);CHKERRQ(ierr); 1515*c4762a1bSJed Brown ierr = DMCreateLocalVector(gradDM, &locGrad);CHKERRQ(ierr); 1516*c4762a1bSJed Brown ierr = DMGlobalToLocalBegin(gradDM, grad, INSERT_VALUES, locGrad);CHKERRQ(ierr); 1517*c4762a1bSJed Brown ierr = DMGlobalToLocalEnd(gradDM, grad, INSERT_VALUES, locGrad);CHKERRQ(ierr); 1518*c4762a1bSJed Brown ierr = VecDestroy(&grad);CHKERRQ(ierr); 1519*c4762a1bSJed Brown ierr = DMPlexGetInteriorCellStratum(plex,&cStart,&cEnd);CHKERRQ(ierr); 1520*c4762a1bSJed Brown ierr = VecGetArrayRead(locGrad,&pointGrads);CHKERRQ(ierr); 1521*c4762a1bSJed Brown ierr = VecGetArrayRead(cellGeom,&pointGeom);CHKERRQ(ierr); 1522*c4762a1bSJed Brown ierr = VecGetArrayRead(locX,&pointVals);CHKERRQ(ierr); 1523*c4762a1bSJed Brown ierr = VecGetDM(cellGeom,&cellDM);CHKERRQ(ierr); 1524*c4762a1bSJed Brown ierr = DMLabelCreate(PETSC_COMM_SELF,"adapt",&adaptLabel);CHKERRQ(ierr); 1525*c4762a1bSJed Brown ierr = VecCreateMPI(PetscObjectComm((PetscObject)plex),cEnd-cStart,PETSC_DETERMINE,&errVec);CHKERRQ(ierr); 1526*c4762a1bSJed Brown ierr = VecSetUp(errVec);CHKERRQ(ierr); 1527*c4762a1bSJed Brown ierr = VecGetArray(errVec,&errArray);CHKERRQ(ierr); 1528*c4762a1bSJed Brown for (c = cStart; c < cEnd; c++) { 1529*c4762a1bSJed Brown PetscReal errInd = 0.; 1530*c4762a1bSJed Brown PetscScalar *pointGrad; 1531*c4762a1bSJed Brown PetscScalar *pointVal; 1532*c4762a1bSJed Brown PetscFVCellGeom *cg; 1533*c4762a1bSJed Brown 1534*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(gradDM,c,pointGrads,&pointGrad);CHKERRQ(ierr); 1535*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(cellDM,c,pointGeom,&cg);CHKERRQ(ierr); 1536*c4762a1bSJed Brown ierr = DMPlexPointLocalRead(plex,c,pointVals,&pointVal);CHKERRQ(ierr); 1537*c4762a1bSJed Brown 1538*c4762a1bSJed Brown ierr = (user->model->errorIndicator)(dim,cg->volume,user->model->physics->dof,pointVal,pointGrad,&errInd,user->model->errorCtx);CHKERRQ(ierr); 1539*c4762a1bSJed Brown errArray[c-cStart] = errInd; 1540*c4762a1bSJed Brown minMaxInd[0] = PetscMin(minMaxInd[0],errInd); 1541*c4762a1bSJed Brown minMaxInd[1] = PetscMax(minMaxInd[1],errInd); 1542*c4762a1bSJed Brown } 1543*c4762a1bSJed Brown ierr = VecRestoreArray(errVec,&errArray);CHKERRQ(ierr); 1544*c4762a1bSJed Brown ierr = VecRestoreArrayRead(locX,&pointVals);CHKERRQ(ierr); 1545*c4762a1bSJed Brown ierr = VecRestoreArrayRead(cellGeom,&pointGeom);CHKERRQ(ierr); 1546*c4762a1bSJed Brown ierr = VecRestoreArrayRead(locGrad,&pointGrads);CHKERRQ(ierr); 1547*c4762a1bSJed Brown ierr = VecDestroy(&locGrad);CHKERRQ(ierr); 1548*c4762a1bSJed Brown ierr = VecDestroy(&locX);CHKERRQ(ierr); 1549*c4762a1bSJed Brown ierr = DMDestroy(&plex);CHKERRQ(ierr); 1550*c4762a1bSJed Brown 1551*c4762a1bSJed Brown ierr = VecTaggerComputeIS(refineTag,errVec,&refineIS);CHKERRQ(ierr); 1552*c4762a1bSJed Brown ierr = VecTaggerComputeIS(coarsenTag,errVec,&coarsenIS);CHKERRQ(ierr); 1553*c4762a1bSJed Brown ierr = ISGetSize(refineIS,&nRefine);CHKERRQ(ierr); 1554*c4762a1bSJed Brown ierr = ISGetSize(coarsenIS,&nCoarsen);CHKERRQ(ierr); 1555*c4762a1bSJed Brown if (nRefine) {ierr = DMLabelSetStratumIS(adaptLabel,DM_ADAPT_REFINE,refineIS);CHKERRQ(ierr);} 1556*c4762a1bSJed Brown if (nCoarsen) {ierr = DMLabelSetStratumIS(adaptLabel,DM_ADAPT_COARSEN,coarsenIS);CHKERRQ(ierr);} 1557*c4762a1bSJed Brown ierr = ISDestroy(&coarsenIS);CHKERRQ(ierr); 1558*c4762a1bSJed Brown ierr = ISDestroy(&refineIS);CHKERRQ(ierr); 1559*c4762a1bSJed Brown ierr = VecDestroy(&errVec);CHKERRQ(ierr); 1560*c4762a1bSJed Brown 1561*c4762a1bSJed Brown ierr = PetscFVSetComputeGradients(fvm,computeGradient);CHKERRQ(ierr); 1562*c4762a1bSJed Brown minMaxInd[1] = -minMaxInd[1]; 1563*c4762a1bSJed Brown ierr = MPI_Allreduce(minMaxInd,minMaxIndGlobal,2,MPIU_REAL,MPI_MIN,PetscObjectComm((PetscObject)dm));CHKERRQ(ierr); 1564*c4762a1bSJed Brown minInd = minMaxIndGlobal[0]; 1565*c4762a1bSJed Brown maxInd = -minMaxIndGlobal[1]; 1566*c4762a1bSJed Brown ierr = PetscInfo2(ts, "error indicator range (%E, %E)\n", minInd, maxInd);CHKERRQ(ierr); 1567*c4762a1bSJed Brown if (nRefine || nCoarsen) { /* at least one cell is over the refinement threshold */ 1568*c4762a1bSJed Brown ierr = DMAdaptLabel(dm,adaptLabel,&adaptedDM);CHKERRQ(ierr); 1569*c4762a1bSJed Brown } 1570*c4762a1bSJed Brown ierr = DMLabelDestroy(&adaptLabel);CHKERRQ(ierr); 1571*c4762a1bSJed Brown if (adaptedDM) { 1572*c4762a1bSJed Brown ierr = PetscInfo2(ts, "Adapted mesh, marking %D cells for refinement, and %D cells for coarsening\n", nRefine, nCoarsen);CHKERRQ(ierr); 1573*c4762a1bSJed Brown if (tsNew) {ierr = initializeTS(adaptedDM, user, tsNew);CHKERRQ(ierr);} 1574*c4762a1bSJed Brown if (solNew) { 1575*c4762a1bSJed Brown ierr = DMCreateGlobalVector(adaptedDM, solNew);CHKERRQ(ierr); 1576*c4762a1bSJed Brown ierr = PetscObjectSetName((PetscObject) *solNew, "solution");CHKERRQ(ierr); 1577*c4762a1bSJed Brown ierr = DMForestTransferVec(dm, sol, adaptedDM, *solNew, PETSC_TRUE, time);CHKERRQ(ierr); 1578*c4762a1bSJed Brown } 1579*c4762a1bSJed Brown if (isForest) {ierr = DMForestSetAdaptivityForest(adaptedDM,NULL);CHKERRQ(ierr);} /* clear internal references to the previous dm */ 1580*c4762a1bSJed Brown ierr = DMDestroy(&adaptedDM);CHKERRQ(ierr); 1581*c4762a1bSJed Brown } else { 1582*c4762a1bSJed Brown if (tsNew) *tsNew = NULL; 1583*c4762a1bSJed Brown if (solNew) *solNew = NULL; 1584*c4762a1bSJed Brown } 1585*c4762a1bSJed Brown PetscFunctionReturn(0); 1586*c4762a1bSJed Brown } 1587*c4762a1bSJed Brown 1588*c4762a1bSJed Brown int main(int argc, char **argv) 1589*c4762a1bSJed Brown { 1590*c4762a1bSJed Brown MPI_Comm comm; 1591*c4762a1bSJed Brown PetscDS prob; 1592*c4762a1bSJed Brown PetscFV fvm; 1593*c4762a1bSJed Brown PetscLimiter limiter = NULL, noneLimiter = NULL; 1594*c4762a1bSJed Brown User user; 1595*c4762a1bSJed Brown Model mod; 1596*c4762a1bSJed Brown Physics phys; 1597*c4762a1bSJed Brown DM dm; 1598*c4762a1bSJed Brown PetscReal ftime, cfl, dt, minRadius; 1599*c4762a1bSJed Brown PetscInt dim, nsteps; 1600*c4762a1bSJed Brown TS ts; 1601*c4762a1bSJed Brown TSConvergedReason reason; 1602*c4762a1bSJed Brown Vec X; 1603*c4762a1bSJed Brown PetscViewer viewer; 1604*c4762a1bSJed Brown PetscBool simplex = PETSC_FALSE, vtkCellGeom, splitFaces, useAMR; 1605*c4762a1bSJed Brown PetscInt overlap, adaptInterval; 1606*c4762a1bSJed Brown char filename[PETSC_MAX_PATH_LEN] = ""; 1607*c4762a1bSJed Brown char physname[256] = "advect"; 1608*c4762a1bSJed Brown VecTagger refineTag = NULL, coarsenTag = NULL; 1609*c4762a1bSJed Brown PetscErrorCode ierr; 1610*c4762a1bSJed Brown 1611*c4762a1bSJed Brown ierr = PetscInitialize(&argc, &argv, (char*) 0, help);if (ierr) return ierr; 1612*c4762a1bSJed Brown comm = PETSC_COMM_WORLD; 1613*c4762a1bSJed Brown 1614*c4762a1bSJed Brown ierr = PetscNew(&user);CHKERRQ(ierr); 1615*c4762a1bSJed Brown ierr = PetscNew(&user->model);CHKERRQ(ierr); 1616*c4762a1bSJed Brown ierr = PetscNew(&user->model->physics);CHKERRQ(ierr); 1617*c4762a1bSJed Brown mod = user->model; 1618*c4762a1bSJed Brown phys = mod->physics; 1619*c4762a1bSJed Brown mod->comm = comm; 1620*c4762a1bSJed Brown useAMR = PETSC_FALSE; 1621*c4762a1bSJed Brown adaptInterval = 1; 1622*c4762a1bSJed Brown 1623*c4762a1bSJed Brown /* Register physical models to be available on the command line */ 1624*c4762a1bSJed Brown ierr = PetscFunctionListAdd(&PhysicsList,"advect" ,PhysicsCreate_Advect);CHKERRQ(ierr); 1625*c4762a1bSJed Brown ierr = PetscFunctionListAdd(&PhysicsList,"sw" ,PhysicsCreate_SW);CHKERRQ(ierr); 1626*c4762a1bSJed Brown ierr = PetscFunctionListAdd(&PhysicsList,"euler" ,PhysicsCreate_Euler);CHKERRQ(ierr); 1627*c4762a1bSJed Brown 1628*c4762a1bSJed Brown ierr = PetscOptionsBegin(comm,NULL,"Unstructured Finite Volume Mesh Options","");CHKERRQ(ierr); 1629*c4762a1bSJed Brown { 1630*c4762a1bSJed Brown cfl = 0.9 * 4; /* default SSPRKS2 with s=5 stages is stable for CFL number s-1 */ 1631*c4762a1bSJed Brown ierr = PetscOptionsReal("-ufv_cfl","CFL number per step","",cfl,&cfl,NULL);CHKERRQ(ierr); 1632*c4762a1bSJed Brown ierr = PetscOptionsString("-f","Exodus.II filename to read","",filename,filename,sizeof(filename),NULL);CHKERRQ(ierr); 1633*c4762a1bSJed Brown ierr = PetscOptionsBool("-simplex","Flag to use a simplex mesh","",simplex,&simplex,NULL);CHKERRQ(ierr); 1634*c4762a1bSJed Brown splitFaces = PETSC_FALSE; 1635*c4762a1bSJed Brown ierr = PetscOptionsBool("-ufv_split_faces","Split faces between cell sets","",splitFaces,&splitFaces,NULL);CHKERRQ(ierr); 1636*c4762a1bSJed Brown overlap = 1; 1637*c4762a1bSJed Brown ierr = PetscOptionsInt("-ufv_mesh_overlap","Number of cells to overlap partitions","",overlap,&overlap,NULL);CHKERRQ(ierr); 1638*c4762a1bSJed Brown user->vtkInterval = 1; 1639*c4762a1bSJed Brown ierr = PetscOptionsInt("-ufv_vtk_interval","VTK output interval (0 to disable)","",user->vtkInterval,&user->vtkInterval,NULL);CHKERRQ(ierr); 1640*c4762a1bSJed Brown user->vtkmon = PETSC_TRUE; 1641*c4762a1bSJed Brown ierr = PetscOptionsBool("-ufv_vtk_monitor","Use VTKMonitor routine","",user->vtkmon,&user->vtkmon,NULL);CHKERRQ(ierr); 1642*c4762a1bSJed Brown vtkCellGeom = PETSC_FALSE; 1643*c4762a1bSJed Brown ierr = PetscStrcpy(user->outputBasename, "ex11");CHKERRQ(ierr); 1644*c4762a1bSJed Brown ierr = PetscOptionsString("-ufv_vtk_basename","VTK output basename","",user->outputBasename,user->outputBasename,PETSC_MAX_PATH_LEN,NULL);CHKERRQ(ierr); 1645*c4762a1bSJed Brown ierr = PetscOptionsBool("-ufv_vtk_cellgeom","Write cell geometry (for debugging)","",vtkCellGeom,&vtkCellGeom,NULL);CHKERRQ(ierr); 1646*c4762a1bSJed Brown ierr = PetscOptionsBool("-ufv_use_amr","use local adaptive mesh refinement","",useAMR,&useAMR,NULL);CHKERRQ(ierr); 1647*c4762a1bSJed Brown ierr = PetscOptionsInt("-ufv_adapt_interval","time steps between AMR","",adaptInterval,&adaptInterval,NULL);CHKERRQ(ierr); 1648*c4762a1bSJed Brown } 1649*c4762a1bSJed Brown ierr = PetscOptionsEnd();CHKERRQ(ierr); 1650*c4762a1bSJed Brown 1651*c4762a1bSJed Brown if (useAMR) { 1652*c4762a1bSJed Brown VecTaggerBox refineBox, coarsenBox; 1653*c4762a1bSJed Brown 1654*c4762a1bSJed Brown refineBox.min = refineBox.max = PETSC_MAX_REAL; 1655*c4762a1bSJed Brown coarsenBox.min = coarsenBox.max = PETSC_MIN_REAL; 1656*c4762a1bSJed Brown 1657*c4762a1bSJed Brown ierr = VecTaggerCreate(comm,&refineTag);CHKERRQ(ierr); 1658*c4762a1bSJed Brown ierr = PetscObjectSetOptionsPrefix((PetscObject)refineTag,"refine_");CHKERRQ(ierr); 1659*c4762a1bSJed Brown ierr = VecTaggerSetType(refineTag,VECTAGGERABSOLUTE);CHKERRQ(ierr); 1660*c4762a1bSJed Brown ierr = VecTaggerAbsoluteSetBox(refineTag,&refineBox);CHKERRQ(ierr); 1661*c4762a1bSJed Brown ierr = VecTaggerSetFromOptions(refineTag);CHKERRQ(ierr); 1662*c4762a1bSJed Brown ierr = VecTaggerSetUp(refineTag);CHKERRQ(ierr); 1663*c4762a1bSJed Brown ierr = PetscObjectViewFromOptions((PetscObject)refineTag,NULL,"-tag_view");CHKERRQ(ierr); 1664*c4762a1bSJed Brown 1665*c4762a1bSJed Brown ierr = VecTaggerCreate(comm,&coarsenTag);CHKERRQ(ierr); 1666*c4762a1bSJed Brown ierr = PetscObjectSetOptionsPrefix((PetscObject)coarsenTag,"coarsen_");CHKERRQ(ierr); 1667*c4762a1bSJed Brown ierr = VecTaggerSetType(coarsenTag,VECTAGGERABSOLUTE);CHKERRQ(ierr); 1668*c4762a1bSJed Brown ierr = VecTaggerAbsoluteSetBox(coarsenTag,&coarsenBox);CHKERRQ(ierr); 1669*c4762a1bSJed Brown ierr = VecTaggerSetFromOptions(coarsenTag);CHKERRQ(ierr); 1670*c4762a1bSJed Brown ierr = VecTaggerSetUp(coarsenTag);CHKERRQ(ierr); 1671*c4762a1bSJed Brown ierr = PetscObjectViewFromOptions((PetscObject)coarsenTag,NULL,"-tag_view");CHKERRQ(ierr); 1672*c4762a1bSJed Brown } 1673*c4762a1bSJed Brown 1674*c4762a1bSJed Brown ierr = PetscOptionsBegin(comm,NULL,"Unstructured Finite Volume Physics Options","");CHKERRQ(ierr); 1675*c4762a1bSJed Brown { 1676*c4762a1bSJed Brown PetscErrorCode (*physcreate)(Model,Physics,PetscOptionItems*); 1677*c4762a1bSJed Brown ierr = PetscOptionsFList("-physics","Physics module to solve","",PhysicsList,physname,physname,sizeof physname,NULL);CHKERRQ(ierr); 1678*c4762a1bSJed Brown ierr = PetscFunctionListFind(PhysicsList,physname,&physcreate);CHKERRQ(ierr); 1679*c4762a1bSJed Brown ierr = PetscMemzero(phys,sizeof(struct _n_Physics));CHKERRQ(ierr); 1680*c4762a1bSJed Brown ierr = (*physcreate)(mod,phys,PetscOptionsObject);CHKERRQ(ierr); 1681*c4762a1bSJed Brown /* Count number of fields and dofs */ 1682*c4762a1bSJed Brown for (phys->nfields=0,phys->dof=0; phys->field_desc[phys->nfields].name; phys->nfields++) phys->dof += phys->field_desc[phys->nfields].dof; 1683*c4762a1bSJed Brown if (phys->dof <= 0) SETERRQ1(comm,PETSC_ERR_ARG_WRONGSTATE,"Physics '%s' did not set dof",physname); 1684*c4762a1bSJed Brown ierr = ModelFunctionalSetFromOptions(mod,PetscOptionsObject);CHKERRQ(ierr); 1685*c4762a1bSJed Brown } 1686*c4762a1bSJed Brown ierr = PetscOptionsEnd();CHKERRQ(ierr); 1687*c4762a1bSJed Brown 1688*c4762a1bSJed Brown /* Create mesh */ 1689*c4762a1bSJed Brown { 1690*c4762a1bSJed Brown size_t len,i; 1691*c4762a1bSJed Brown for (i = 0; i < DIM; i++) { mod->bounds[2*i] = 0.; mod->bounds[2*i+1] = 1.;}; 1692*c4762a1bSJed Brown ierr = PetscStrlen(filename,&len);CHKERRQ(ierr); 1693*c4762a1bSJed Brown dim = DIM; 1694*c4762a1bSJed Brown if (!len) { /* a null name means just do a hex box */ 1695*c4762a1bSJed Brown PetscInt cells[3] = {1, 1, 1}; /* coarse mesh is one cell; refine from there */ 1696*c4762a1bSJed Brown PetscBool flg1, flg2, skew = PETSC_FALSE; 1697*c4762a1bSJed Brown PetscInt nret1 = DIM; 1698*c4762a1bSJed Brown PetscInt nret2 = 2*DIM; 1699*c4762a1bSJed Brown ierr = PetscOptionsBegin(comm,NULL,"Rectangular mesh options","");CHKERRQ(ierr); 1700*c4762a1bSJed Brown ierr = PetscOptionsIntArray("-grid_size","number of cells in each direction","",cells,&nret1,&flg1);CHKERRQ(ierr); 1701*c4762a1bSJed Brown ierr = PetscOptionsRealArray("-grid_bounds","bounds of the mesh in each direction (i.e., x_min,x_max,y_min,y_max","",mod->bounds,&nret2,&flg2);CHKERRQ(ierr); 1702*c4762a1bSJed Brown ierr = PetscOptionsBool("-grid_skew_60","Skew grid for 60 degree shock mesh","",skew,&skew,NULL);CHKERRQ(ierr); 1703*c4762a1bSJed Brown ierr = PetscOptionsEnd();CHKERRQ(ierr); 1704*c4762a1bSJed Brown if (flg1) { 1705*c4762a1bSJed Brown dim = nret1; 1706*c4762a1bSJed Brown if (dim != DIM) SETERRQ1(comm,PETSC_ERR_ARG_SIZ,"Dim wrong size %D in -grid_size",dim); 1707*c4762a1bSJed Brown } 1708*c4762a1bSJed Brown ierr = DMPlexCreateBoxMesh(comm, dim, simplex, cells, NULL, NULL, mod->bcs, PETSC_TRUE, &dm);CHKERRQ(ierr); 1709*c4762a1bSJed Brown if (flg2) { 1710*c4762a1bSJed Brown PetscInt dimEmbed, i; 1711*c4762a1bSJed Brown PetscInt nCoords; 1712*c4762a1bSJed Brown PetscScalar *coords; 1713*c4762a1bSJed Brown Vec coordinates; 1714*c4762a1bSJed Brown 1715*c4762a1bSJed Brown ierr = DMGetCoordinatesLocal(dm,&coordinates);CHKERRQ(ierr); 1716*c4762a1bSJed Brown ierr = DMGetCoordinateDim(dm,&dimEmbed);CHKERRQ(ierr); 1717*c4762a1bSJed Brown ierr = VecGetLocalSize(coordinates,&nCoords);CHKERRQ(ierr); 1718*c4762a1bSJed Brown if (nCoords % dimEmbed) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_SIZ,"Coordinate vector the wrong size"); 1719*c4762a1bSJed Brown ierr = VecGetArray(coordinates,&coords);CHKERRQ(ierr); 1720*c4762a1bSJed Brown for (i = 0; i < nCoords; i += dimEmbed) { 1721*c4762a1bSJed Brown PetscInt j; 1722*c4762a1bSJed Brown 1723*c4762a1bSJed Brown PetscScalar *coord = &coords[i]; 1724*c4762a1bSJed Brown for (j = 0; j < dimEmbed; j++) { 1725*c4762a1bSJed Brown coord[j] = mod->bounds[2 * j] + coord[j] * (mod->bounds[2 * j + 1] - mod->bounds[2 * j]); 1726*c4762a1bSJed Brown if (dim==2 && cells[1]==1 && j==0 && skew) { 1727*c4762a1bSJed Brown if (cells[0]==2 && i==8) { 1728*c4762a1bSJed Brown coord[j] = .57735026918963; /* hack to get 60 deg skewed mesh */ 1729*c4762a1bSJed Brown } 1730*c4762a1bSJed Brown else if (cells[0]==3) { 1731*c4762a1bSJed Brown if(i==2 || i==10) coord[j] = mod->bounds[1]/4.; 1732*c4762a1bSJed Brown else if (i==4) coord[j] = mod->bounds[1]/2.; 1733*c4762a1bSJed Brown else if (i==12) coord[j] = 1.57735026918963*mod->bounds[1]/2.; 1734*c4762a1bSJed Brown } 1735*c4762a1bSJed Brown } 1736*c4762a1bSJed Brown } 1737*c4762a1bSJed Brown } 1738*c4762a1bSJed Brown ierr = VecRestoreArray(coordinates,&coords);CHKERRQ(ierr); 1739*c4762a1bSJed Brown ierr = DMSetCoordinatesLocal(dm,coordinates);CHKERRQ(ierr); 1740*c4762a1bSJed Brown } 1741*c4762a1bSJed Brown } else { 1742*c4762a1bSJed Brown ierr = DMPlexCreateFromFile(comm, filename, PETSC_TRUE, &dm);CHKERRQ(ierr); 1743*c4762a1bSJed Brown } 1744*c4762a1bSJed Brown } 1745*c4762a1bSJed Brown ierr = DMViewFromOptions(dm, NULL, "-orig_dm_view");CHKERRQ(ierr); 1746*c4762a1bSJed Brown ierr = DMGetDimension(dm, &dim);CHKERRQ(ierr); 1747*c4762a1bSJed Brown 1748*c4762a1bSJed Brown /* set up BCs, functions, tags */ 1749*c4762a1bSJed Brown ierr = DMCreateLabel(dm, "Face Sets");CHKERRQ(ierr); 1750*c4762a1bSJed Brown 1751*c4762a1bSJed Brown mod->errorIndicator = ErrorIndicator_Simple; 1752*c4762a1bSJed Brown 1753*c4762a1bSJed Brown { 1754*c4762a1bSJed Brown DM dmDist; 1755*c4762a1bSJed Brown 1756*c4762a1bSJed Brown ierr = DMSetBasicAdjacency(dm, PETSC_TRUE, PETSC_FALSE);CHKERRQ(ierr); 1757*c4762a1bSJed Brown ierr = DMPlexDistribute(dm, overlap, NULL, &dmDist);CHKERRQ(ierr); 1758*c4762a1bSJed Brown if (dmDist) { 1759*c4762a1bSJed Brown ierr = DMDestroy(&dm);CHKERRQ(ierr); 1760*c4762a1bSJed Brown dm = dmDist; 1761*c4762a1bSJed Brown } 1762*c4762a1bSJed Brown } 1763*c4762a1bSJed Brown 1764*c4762a1bSJed Brown ierr = DMSetFromOptions(dm);CHKERRQ(ierr); 1765*c4762a1bSJed Brown 1766*c4762a1bSJed Brown { 1767*c4762a1bSJed Brown DM gdm; 1768*c4762a1bSJed Brown 1769*c4762a1bSJed Brown ierr = DMPlexConstructGhostCells(dm, NULL, NULL, &gdm);CHKERRQ(ierr); 1770*c4762a1bSJed Brown ierr = DMDestroy(&dm);CHKERRQ(ierr); 1771*c4762a1bSJed Brown dm = gdm; 1772*c4762a1bSJed Brown ierr = DMViewFromOptions(dm, NULL, "-dm_view");CHKERRQ(ierr); 1773*c4762a1bSJed Brown } 1774*c4762a1bSJed Brown if (splitFaces) {ierr = ConstructCellBoundary(dm, user);CHKERRQ(ierr);} 1775*c4762a1bSJed Brown ierr = SplitFaces(&dm, "split faces", user);CHKERRQ(ierr); 1776*c4762a1bSJed Brown 1777*c4762a1bSJed Brown ierr = PetscFVCreate(comm, &fvm);CHKERRQ(ierr); 1778*c4762a1bSJed Brown ierr = PetscFVSetFromOptions(fvm);CHKERRQ(ierr); 1779*c4762a1bSJed Brown ierr = PetscFVSetNumComponents(fvm, phys->dof);CHKERRQ(ierr); 1780*c4762a1bSJed Brown ierr = PetscFVSetSpatialDimension(fvm, dim);CHKERRQ(ierr); 1781*c4762a1bSJed Brown ierr = PetscObjectSetName((PetscObject) fvm,"");CHKERRQ(ierr); 1782*c4762a1bSJed Brown { 1783*c4762a1bSJed Brown PetscInt f, dof; 1784*c4762a1bSJed Brown for (f=0,dof=0; f < phys->nfields; f++) { 1785*c4762a1bSJed Brown PetscInt newDof = phys->field_desc[f].dof; 1786*c4762a1bSJed Brown 1787*c4762a1bSJed Brown if (newDof == 1) { 1788*c4762a1bSJed Brown ierr = PetscFVSetComponentName(fvm,dof,phys->field_desc[f].name);CHKERRQ(ierr); 1789*c4762a1bSJed Brown } 1790*c4762a1bSJed Brown else { 1791*c4762a1bSJed Brown PetscInt j; 1792*c4762a1bSJed Brown 1793*c4762a1bSJed Brown for (j = 0; j < newDof; j++) { 1794*c4762a1bSJed Brown char compName[256] = "Unknown"; 1795*c4762a1bSJed Brown 1796*c4762a1bSJed Brown ierr = PetscSNPrintf(compName,sizeof(compName),"%s_%d",phys->field_desc[f].name,j);CHKERRQ(ierr); 1797*c4762a1bSJed Brown ierr = PetscFVSetComponentName(fvm,dof+j,compName);CHKERRQ(ierr); 1798*c4762a1bSJed Brown } 1799*c4762a1bSJed Brown } 1800*c4762a1bSJed Brown dof += newDof; 1801*c4762a1bSJed Brown } 1802*c4762a1bSJed Brown } 1803*c4762a1bSJed Brown /* FV is now structured with one field having all physics as components */ 1804*c4762a1bSJed Brown ierr = DMAddField(dm, NULL, (PetscObject) fvm);CHKERRQ(ierr); 1805*c4762a1bSJed Brown ierr = DMCreateDS(dm);CHKERRQ(ierr); 1806*c4762a1bSJed Brown ierr = DMGetDS(dm, &prob);CHKERRQ(ierr); 1807*c4762a1bSJed Brown ierr = PetscDSSetRiemannSolver(prob, 0, user->model->physics->riemann);CHKERRQ(ierr); 1808*c4762a1bSJed Brown ierr = PetscDSSetContext(prob, 0, user->model->physics);CHKERRQ(ierr); 1809*c4762a1bSJed Brown ierr = (*mod->setupbc)(prob,phys);CHKERRQ(ierr); 1810*c4762a1bSJed Brown ierr = PetscDSSetFromOptions(prob);CHKERRQ(ierr); 1811*c4762a1bSJed Brown { 1812*c4762a1bSJed Brown char convType[256]; 1813*c4762a1bSJed Brown PetscBool flg; 1814*c4762a1bSJed Brown 1815*c4762a1bSJed Brown ierr = PetscOptionsBegin(comm, "", "Mesh conversion options", "DMPLEX");CHKERRQ(ierr); 1816*c4762a1bSJed Brown ierr = PetscOptionsFList("-dm_type","Convert DMPlex to another format","ex12",DMList,DMPLEX,convType,256,&flg);CHKERRQ(ierr); 1817*c4762a1bSJed Brown ierr = PetscOptionsEnd();CHKERRQ(ierr); 1818*c4762a1bSJed Brown if (flg) { 1819*c4762a1bSJed Brown DM dmConv; 1820*c4762a1bSJed Brown 1821*c4762a1bSJed Brown ierr = DMConvert(dm,convType,&dmConv);CHKERRQ(ierr); 1822*c4762a1bSJed Brown if (dmConv) { 1823*c4762a1bSJed Brown ierr = DMViewFromOptions(dmConv, NULL, "-dm_conv_view");CHKERRQ(ierr); 1824*c4762a1bSJed Brown ierr = DMDestroy(&dm);CHKERRQ(ierr); 1825*c4762a1bSJed Brown dm = dmConv; 1826*c4762a1bSJed Brown ierr = DMSetFromOptions(dm);CHKERRQ(ierr); 1827*c4762a1bSJed Brown } 1828*c4762a1bSJed Brown } 1829*c4762a1bSJed Brown } 1830*c4762a1bSJed Brown 1831*c4762a1bSJed Brown ierr = initializeTS(dm, user, &ts);CHKERRQ(ierr); 1832*c4762a1bSJed Brown 1833*c4762a1bSJed Brown ierr = DMCreateGlobalVector(dm, &X);CHKERRQ(ierr); 1834*c4762a1bSJed Brown ierr = PetscObjectSetName((PetscObject) X, "solution");CHKERRQ(ierr); 1835*c4762a1bSJed Brown ierr = SetInitialCondition(dm, X, user);CHKERRQ(ierr); 1836*c4762a1bSJed Brown if (useAMR) { 1837*c4762a1bSJed Brown PetscInt adaptIter; 1838*c4762a1bSJed Brown 1839*c4762a1bSJed Brown /* use no limiting when reconstructing gradients for adaptivity */ 1840*c4762a1bSJed Brown ierr = PetscFVGetLimiter(fvm, &limiter);CHKERRQ(ierr); 1841*c4762a1bSJed Brown ierr = PetscObjectReference((PetscObject) limiter);CHKERRQ(ierr); 1842*c4762a1bSJed Brown ierr = PetscLimiterCreate(PetscObjectComm((PetscObject) fvm), &noneLimiter);CHKERRQ(ierr); 1843*c4762a1bSJed Brown ierr = PetscLimiterSetType(noneLimiter, PETSCLIMITERNONE);CHKERRQ(ierr); 1844*c4762a1bSJed Brown 1845*c4762a1bSJed Brown ierr = PetscFVSetLimiter(fvm, noneLimiter);CHKERRQ(ierr); 1846*c4762a1bSJed Brown for (adaptIter = 0; ; ++adaptIter) { 1847*c4762a1bSJed Brown PetscLogDouble bytes; 1848*c4762a1bSJed Brown TS tsNew = NULL; 1849*c4762a1bSJed Brown 1850*c4762a1bSJed Brown ierr = PetscMemoryGetCurrentUsage(&bytes);CHKERRQ(ierr); 1851*c4762a1bSJed Brown ierr = PetscInfo2(ts, "refinement loop %D: memory used %g\n", adaptIter, bytes);CHKERRQ(ierr); 1852*c4762a1bSJed Brown ierr = DMViewFromOptions(dm, NULL, "-initial_dm_view");CHKERRQ(ierr); 1853*c4762a1bSJed Brown ierr = VecViewFromOptions(X, NULL, "-initial_vec_view");CHKERRQ(ierr); 1854*c4762a1bSJed Brown #if 0 1855*c4762a1bSJed Brown if (viewInitial) { 1856*c4762a1bSJed Brown PetscViewer viewer; 1857*c4762a1bSJed Brown char buf[256]; 1858*c4762a1bSJed Brown PetscBool isHDF5, isVTK; 1859*c4762a1bSJed Brown 1860*c4762a1bSJed Brown ierr = PetscViewerCreate(comm,&viewer);CHKERRQ(ierr); 1861*c4762a1bSJed Brown ierr = PetscViewerSetType(viewer,PETSCVIEWERVTK);CHKERRQ(ierr); 1862*c4762a1bSJed Brown ierr = PetscViewerSetOptionsPrefix(viewer,"initial_");CHKERRQ(ierr); 1863*c4762a1bSJed Brown ierr = PetscViewerSetFromOptions(viewer);CHKERRQ(ierr); 1864*c4762a1bSJed Brown ierr = PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERHDF5,&isHDF5);CHKERRQ(ierr); 1865*c4762a1bSJed Brown ierr = PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERVTK,&isVTK);CHKERRQ(ierr); 1866*c4762a1bSJed Brown if (isHDF5) { 1867*c4762a1bSJed Brown ierr = PetscSNPrintf(buf, 256, "ex11-initial-%d.h5", adaptIter);CHKERRQ(ierr); 1868*c4762a1bSJed Brown } else if (isVTK) { 1869*c4762a1bSJed Brown ierr = PetscSNPrintf(buf, 256, "ex11-initial-%d.vtu", adaptIter);CHKERRQ(ierr); 1870*c4762a1bSJed Brown ierr = PetscViewerPushFormat(viewer,PETSC_VIEWER_VTK_VTU);CHKERRQ(ierr); 1871*c4762a1bSJed Brown } 1872*c4762a1bSJed Brown ierr = PetscViewerFileSetMode(viewer,FILE_MODE_WRITE);CHKERRQ(ierr); 1873*c4762a1bSJed Brown ierr = PetscViewerFileSetName(viewer,buf);CHKERRQ(ierr); 1874*c4762a1bSJed Brown if (isHDF5) { 1875*c4762a1bSJed Brown ierr = DMView(dm,viewer);CHKERRQ(ierr); 1876*c4762a1bSJed Brown ierr = PetscViewerFileSetMode(viewer,FILE_MODE_UPDATE);CHKERRQ(ierr); 1877*c4762a1bSJed Brown } 1878*c4762a1bSJed Brown ierr = VecView(X,viewer);CHKERRQ(ierr); 1879*c4762a1bSJed Brown ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1880*c4762a1bSJed Brown } 1881*c4762a1bSJed Brown #endif 1882*c4762a1bSJed Brown 1883*c4762a1bSJed Brown ierr = adaptToleranceFVM(fvm, ts, X, refineTag, coarsenTag, user, &tsNew, NULL);CHKERRQ(ierr); 1884*c4762a1bSJed Brown if (!tsNew) { 1885*c4762a1bSJed Brown break; 1886*c4762a1bSJed Brown } else { 1887*c4762a1bSJed Brown ierr = DMDestroy(&dm);CHKERRQ(ierr); 1888*c4762a1bSJed Brown ierr = VecDestroy(&X);CHKERRQ(ierr); 1889*c4762a1bSJed Brown ierr = TSDestroy(&ts);CHKERRQ(ierr); 1890*c4762a1bSJed Brown ts = tsNew; 1891*c4762a1bSJed Brown ierr = TSGetDM(ts,&dm);CHKERRQ(ierr); 1892*c4762a1bSJed Brown ierr = PetscObjectReference((PetscObject)dm);CHKERRQ(ierr); 1893*c4762a1bSJed Brown ierr = DMCreateGlobalVector(dm,&X);CHKERRQ(ierr); 1894*c4762a1bSJed Brown ierr = PetscObjectSetName((PetscObject) X, "solution");CHKERRQ(ierr); 1895*c4762a1bSJed Brown ierr = SetInitialCondition(dm, X, user);CHKERRQ(ierr); 1896*c4762a1bSJed Brown } 1897*c4762a1bSJed Brown } 1898*c4762a1bSJed Brown /* restore original limiter */ 1899*c4762a1bSJed Brown ierr = PetscFVSetLimiter(fvm, limiter);CHKERRQ(ierr); 1900*c4762a1bSJed Brown } 1901*c4762a1bSJed Brown 1902*c4762a1bSJed Brown if (vtkCellGeom) { 1903*c4762a1bSJed Brown DM dmCell; 1904*c4762a1bSJed Brown Vec cellgeom, partition; 1905*c4762a1bSJed Brown 1906*c4762a1bSJed Brown ierr = DMPlexTSGetGeometryFVM(dm, NULL, &cellgeom, NULL);CHKERRQ(ierr); 1907*c4762a1bSJed Brown ierr = OutputVTK(dm, "ex11-cellgeom.vtk", &viewer);CHKERRQ(ierr); 1908*c4762a1bSJed Brown ierr = VecView(cellgeom, viewer);CHKERRQ(ierr); 1909*c4762a1bSJed Brown ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1910*c4762a1bSJed Brown ierr = CreatePartitionVec(dm, &dmCell, &partition);CHKERRQ(ierr); 1911*c4762a1bSJed Brown ierr = OutputVTK(dmCell, "ex11-partition.vtk", &viewer);CHKERRQ(ierr); 1912*c4762a1bSJed Brown ierr = VecView(partition, viewer);CHKERRQ(ierr); 1913*c4762a1bSJed Brown ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1914*c4762a1bSJed Brown ierr = VecDestroy(&partition);CHKERRQ(ierr); 1915*c4762a1bSJed Brown ierr = DMDestroy(&dmCell);CHKERRQ(ierr); 1916*c4762a1bSJed Brown } 1917*c4762a1bSJed Brown 1918*c4762a1bSJed Brown /* collect max maxspeed from all processes -- todo */ 1919*c4762a1bSJed Brown ierr = DMPlexTSGetGeometryFVM(dm, NULL, NULL, &minRadius);CHKERRQ(ierr); 1920*c4762a1bSJed Brown ierr = MPI_Allreduce(&phys->maxspeed,&mod->maxspeed,1,MPIU_REAL,MPIU_MAX,PetscObjectComm((PetscObject)ts));CHKERRQ(ierr); 1921*c4762a1bSJed Brown if (mod->maxspeed <= 0) SETERRQ1(comm,PETSC_ERR_ARG_WRONGSTATE,"Physics '%s' did not set maxspeed",physname); 1922*c4762a1bSJed Brown dt = cfl * minRadius / mod->maxspeed; 1923*c4762a1bSJed Brown ierr = TSSetTimeStep(ts,dt);CHKERRQ(ierr); 1924*c4762a1bSJed Brown ierr = TSSetFromOptions(ts);CHKERRQ(ierr); 1925*c4762a1bSJed Brown if (!useAMR) { 1926*c4762a1bSJed Brown ierr = TSSolve(ts,X);CHKERRQ(ierr); 1927*c4762a1bSJed Brown ierr = TSGetSolveTime(ts,&ftime);CHKERRQ(ierr); 1928*c4762a1bSJed Brown ierr = TSGetStepNumber(ts,&nsteps);CHKERRQ(ierr); 1929*c4762a1bSJed Brown } else { 1930*c4762a1bSJed Brown PetscReal finalTime; 1931*c4762a1bSJed Brown PetscInt adaptIter; 1932*c4762a1bSJed Brown TS tsNew = NULL; 1933*c4762a1bSJed Brown Vec solNew = NULL; 1934*c4762a1bSJed Brown 1935*c4762a1bSJed Brown ierr = TSGetMaxTime(ts,&finalTime);CHKERRQ(ierr); 1936*c4762a1bSJed Brown ierr = TSSetMaxSteps(ts,adaptInterval);CHKERRQ(ierr); 1937*c4762a1bSJed Brown ierr = TSSolve(ts,X);CHKERRQ(ierr); 1938*c4762a1bSJed Brown ierr = TSGetSolveTime(ts,&ftime);CHKERRQ(ierr); 1939*c4762a1bSJed Brown ierr = TSGetStepNumber(ts,&nsteps);CHKERRQ(ierr); 1940*c4762a1bSJed Brown for (adaptIter = 0;ftime < finalTime;adaptIter++) { 1941*c4762a1bSJed Brown PetscLogDouble bytes; 1942*c4762a1bSJed Brown 1943*c4762a1bSJed Brown ierr = PetscMemoryGetCurrentUsage(&bytes);CHKERRQ(ierr); 1944*c4762a1bSJed Brown ierr = PetscInfo2(ts, "AMR time step loop %D: memory used %g\n", adaptIter, bytes);CHKERRQ(ierr); 1945*c4762a1bSJed Brown ierr = PetscFVSetLimiter(fvm,noneLimiter);CHKERRQ(ierr); 1946*c4762a1bSJed Brown ierr = adaptToleranceFVM(fvm,ts,X,refineTag,coarsenTag,user,&tsNew,&solNew);CHKERRQ(ierr); 1947*c4762a1bSJed Brown ierr = PetscFVSetLimiter(fvm,limiter);CHKERRQ(ierr); 1948*c4762a1bSJed Brown if (tsNew) { 1949*c4762a1bSJed Brown ierr = PetscInfo(ts, "AMR used\n");CHKERRQ(ierr); 1950*c4762a1bSJed Brown ierr = DMDestroy(&dm);CHKERRQ(ierr); 1951*c4762a1bSJed Brown ierr = VecDestroy(&X);CHKERRQ(ierr); 1952*c4762a1bSJed Brown ierr = TSDestroy(&ts);CHKERRQ(ierr); 1953*c4762a1bSJed Brown ts = tsNew; 1954*c4762a1bSJed Brown X = solNew; 1955*c4762a1bSJed Brown ierr = TSSetFromOptions(ts);CHKERRQ(ierr); 1956*c4762a1bSJed Brown ierr = VecGetDM(X,&dm);CHKERRQ(ierr); 1957*c4762a1bSJed Brown ierr = PetscObjectReference((PetscObject)dm);CHKERRQ(ierr); 1958*c4762a1bSJed Brown ierr = DMPlexTSGetGeometryFVM(dm, NULL, NULL, &minRadius);CHKERRQ(ierr); 1959*c4762a1bSJed Brown ierr = MPI_Allreduce(&phys->maxspeed,&mod->maxspeed,1,MPIU_REAL,MPIU_MAX,PetscObjectComm((PetscObject)ts));CHKERRQ(ierr); 1960*c4762a1bSJed Brown if (mod->maxspeed <= 0) SETERRQ1(comm,PETSC_ERR_ARG_WRONGSTATE,"Physics '%s' did not set maxspeed",physname); 1961*c4762a1bSJed Brown dt = cfl * minRadius / mod->maxspeed; 1962*c4762a1bSJed Brown ierr = TSSetStepNumber(ts,nsteps);CHKERRQ(ierr); 1963*c4762a1bSJed Brown ierr = TSSetTime(ts,ftime);CHKERRQ(ierr); 1964*c4762a1bSJed Brown ierr = TSSetTimeStep(ts,dt);CHKERRQ(ierr); 1965*c4762a1bSJed Brown } else { 1966*c4762a1bSJed Brown ierr = PetscInfo(ts, "AMR not used\n");CHKERRQ(ierr); 1967*c4762a1bSJed Brown } 1968*c4762a1bSJed Brown user->monitorStepOffset = nsteps; 1969*c4762a1bSJed Brown ierr = TSSetMaxSteps(ts,nsteps+adaptInterval);CHKERRQ(ierr); 1970*c4762a1bSJed Brown ierr = TSSolve(ts,X);CHKERRQ(ierr); 1971*c4762a1bSJed Brown ierr = TSGetSolveTime(ts,&ftime);CHKERRQ(ierr); 1972*c4762a1bSJed Brown ierr = TSGetStepNumber(ts,&nsteps);CHKERRQ(ierr); 1973*c4762a1bSJed Brown } 1974*c4762a1bSJed Brown } 1975*c4762a1bSJed Brown ierr = TSGetConvergedReason(ts,&reason);CHKERRQ(ierr); 1976*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"%s at time %g after %D steps\n",TSConvergedReasons[reason],(double)ftime,nsteps);CHKERRQ(ierr); 1977*c4762a1bSJed Brown ierr = TSDestroy(&ts);CHKERRQ(ierr); 1978*c4762a1bSJed Brown 1979*c4762a1bSJed Brown ierr = VecTaggerDestroy(&refineTag);CHKERRQ(ierr); 1980*c4762a1bSJed Brown ierr = VecTaggerDestroy(&coarsenTag);CHKERRQ(ierr); 1981*c4762a1bSJed Brown ierr = PetscFunctionListDestroy(&PhysicsList);CHKERRQ(ierr); 1982*c4762a1bSJed Brown ierr = FunctionalLinkDestroy(&user->model->functionalRegistry);CHKERRQ(ierr); 1983*c4762a1bSJed Brown ierr = PetscFree(user->model->functionalMonitored);CHKERRQ(ierr); 1984*c4762a1bSJed Brown ierr = PetscFree(user->model->functionalCall);CHKERRQ(ierr); 1985*c4762a1bSJed Brown ierr = PetscFree(user->model->physics->data);CHKERRQ(ierr); 1986*c4762a1bSJed Brown ierr = PetscFree(user->model->physics);CHKERRQ(ierr); 1987*c4762a1bSJed Brown ierr = PetscFree(user->model);CHKERRQ(ierr); 1988*c4762a1bSJed Brown ierr = PetscFree(user);CHKERRQ(ierr); 1989*c4762a1bSJed Brown ierr = VecDestroy(&X);CHKERRQ(ierr); 1990*c4762a1bSJed Brown ierr = PetscLimiterDestroy(&limiter);CHKERRQ(ierr); 1991*c4762a1bSJed Brown ierr = PetscLimiterDestroy(&noneLimiter);CHKERRQ(ierr); 1992*c4762a1bSJed Brown ierr = PetscFVDestroy(&fvm);CHKERRQ(ierr); 1993*c4762a1bSJed Brown ierr = DMDestroy(&dm);CHKERRQ(ierr); 1994*c4762a1bSJed Brown ierr = PetscFinalize(); 1995*c4762a1bSJed Brown return ierr; 1996*c4762a1bSJed Brown } 1997*c4762a1bSJed Brown 1998*c4762a1bSJed Brown /* Godunov fluxs */ 1999*c4762a1bSJed Brown PetscScalar cvmgp_(PetscScalar *a, PetscScalar *b, PetscScalar *test) 2000*c4762a1bSJed Brown { 2001*c4762a1bSJed Brown /* System generated locals */ 2002*c4762a1bSJed Brown PetscScalar ret_val; 2003*c4762a1bSJed Brown 2004*c4762a1bSJed Brown if (PetscRealPart(*test) > 0.) { 2005*c4762a1bSJed Brown goto L10; 2006*c4762a1bSJed Brown } 2007*c4762a1bSJed Brown ret_val = *b; 2008*c4762a1bSJed Brown return ret_val; 2009*c4762a1bSJed Brown L10: 2010*c4762a1bSJed Brown ret_val = *a; 2011*c4762a1bSJed Brown return ret_val; 2012*c4762a1bSJed Brown } /* cvmgp_ */ 2013*c4762a1bSJed Brown 2014*c4762a1bSJed Brown PetscScalar cvmgm_(PetscScalar *a, PetscScalar *b, PetscScalar *test) 2015*c4762a1bSJed Brown { 2016*c4762a1bSJed Brown /* System generated locals */ 2017*c4762a1bSJed Brown PetscScalar ret_val; 2018*c4762a1bSJed Brown 2019*c4762a1bSJed Brown if (PetscRealPart(*test) < 0.) { 2020*c4762a1bSJed Brown goto L10; 2021*c4762a1bSJed Brown } 2022*c4762a1bSJed Brown ret_val = *b; 2023*c4762a1bSJed Brown return ret_val; 2024*c4762a1bSJed Brown L10: 2025*c4762a1bSJed Brown ret_val = *a; 2026*c4762a1bSJed Brown return ret_val; 2027*c4762a1bSJed Brown } /* cvmgm_ */ 2028*c4762a1bSJed Brown 2029*c4762a1bSJed Brown int riem1mdt( PetscScalar *gaml, PetscScalar *gamr, PetscScalar *rl, PetscScalar *pl, 2030*c4762a1bSJed Brown PetscScalar *uxl, PetscScalar *rr, PetscScalar *pr, 2031*c4762a1bSJed Brown PetscScalar *uxr, PetscScalar *rstarl, PetscScalar *rstarr, PetscScalar * 2032*c4762a1bSJed Brown pstar, PetscScalar *ustar) 2033*c4762a1bSJed Brown { 2034*c4762a1bSJed Brown /* Initialized data */ 2035*c4762a1bSJed Brown 2036*c4762a1bSJed Brown static PetscScalar smallp = 1e-8; 2037*c4762a1bSJed Brown 2038*c4762a1bSJed Brown /* System generated locals */ 2039*c4762a1bSJed Brown int i__1; 2040*c4762a1bSJed Brown PetscScalar d__1, d__2; 2041*c4762a1bSJed Brown 2042*c4762a1bSJed Brown /* Local variables */ 2043*c4762a1bSJed Brown static int i0; 2044*c4762a1bSJed Brown static PetscScalar cl, cr, wl, zl, wr, zr, pst, durl, skpr1, skpr2; 2045*c4762a1bSJed Brown static int iwave; 2046*c4762a1bSJed Brown static PetscScalar gascl4, gascr4, cstarl, dpstar, cstarr; 2047*c4762a1bSJed Brown /* static PetscScalar csqrl, csqrr, gascl1, gascl2, gascl3, gascr1, gascr2, gascr3; */ 2048*c4762a1bSJed Brown static int iterno; 2049*c4762a1bSJed Brown static PetscScalar ustarl, ustarr, rarepr1, rarepr2; 2050*c4762a1bSJed Brown 2051*c4762a1bSJed Brown 2052*c4762a1bSJed Brown 2053*c4762a1bSJed Brown /* gascl1 = *gaml - 1.; */ 2054*c4762a1bSJed Brown /* gascl2 = (*gaml + 1.) * .5; */ 2055*c4762a1bSJed Brown /* gascl3 = gascl2 / *gaml; */ 2056*c4762a1bSJed Brown gascl4 = 1. / (*gaml - 1.); 2057*c4762a1bSJed Brown 2058*c4762a1bSJed Brown /* gascr1 = *gamr - 1.; */ 2059*c4762a1bSJed Brown /* gascr2 = (*gamr + 1.) * .5; */ 2060*c4762a1bSJed Brown /* gascr3 = gascr2 / *gamr; */ 2061*c4762a1bSJed Brown gascr4 = 1. / (*gamr - 1.); 2062*c4762a1bSJed Brown iterno = 10; 2063*c4762a1bSJed Brown /* find pstar: */ 2064*c4762a1bSJed Brown cl = PetscSqrtScalar(*gaml * *pl / *rl); 2065*c4762a1bSJed Brown cr = PetscSqrtScalar(*gamr * *pr / *rr); 2066*c4762a1bSJed Brown wl = *rl * cl; 2067*c4762a1bSJed Brown wr = *rr * cr; 2068*c4762a1bSJed Brown /* csqrl = wl * wl; */ 2069*c4762a1bSJed Brown /* csqrr = wr * wr; */ 2070*c4762a1bSJed Brown *pstar = (wl * *pr + wr * *pl) / (wl + wr); 2071*c4762a1bSJed Brown *pstar = PetscMax(PetscRealPart(*pstar),PetscRealPart(smallp)); 2072*c4762a1bSJed Brown pst = *pl / *pr; 2073*c4762a1bSJed Brown skpr1 = cr * (pst - 1.) * PetscSqrtScalar(2. / (*gamr * (*gamr - 1. + (*gamr + 1.) * pst))); 2074*c4762a1bSJed Brown d__1 = (*gamr - 1.) / (*gamr * 2.); 2075*c4762a1bSJed Brown rarepr2 = gascr4 * 2. * cr * (1. - PetscPowScalar(pst, d__1)); 2076*c4762a1bSJed Brown pst = *pr / *pl; 2077*c4762a1bSJed Brown skpr2 = cl * (pst - 1.) * PetscSqrtScalar(2. / (*gaml * (*gaml - 1. + (*gaml + 1.) * pst))); 2078*c4762a1bSJed Brown d__1 = (*gaml - 1.) / (*gaml * 2.); 2079*c4762a1bSJed Brown rarepr1 = gascl4 * 2. * cl * (1. - PetscPowScalar(pst, d__1)); 2080*c4762a1bSJed Brown durl = *uxr - *uxl; 2081*c4762a1bSJed Brown if (PetscRealPart(*pr) < PetscRealPart(*pl)) { 2082*c4762a1bSJed Brown if (PetscRealPart(durl) >= PetscRealPart(rarepr1)) { 2083*c4762a1bSJed Brown iwave = 100; 2084*c4762a1bSJed Brown } else if (PetscRealPart(durl) <= PetscRealPart(-skpr1)) { 2085*c4762a1bSJed Brown iwave = 300; 2086*c4762a1bSJed Brown } else { 2087*c4762a1bSJed Brown iwave = 400; 2088*c4762a1bSJed Brown } 2089*c4762a1bSJed Brown } else { 2090*c4762a1bSJed Brown if (PetscRealPart(durl) >= PetscRealPart(rarepr2)) { 2091*c4762a1bSJed Brown iwave = 100; 2092*c4762a1bSJed Brown } else if (PetscRealPart(durl) <= PetscRealPart(-skpr2)) { 2093*c4762a1bSJed Brown iwave = 300; 2094*c4762a1bSJed Brown } else { 2095*c4762a1bSJed Brown iwave = 200; 2096*c4762a1bSJed Brown } 2097*c4762a1bSJed Brown } 2098*c4762a1bSJed Brown if (iwave == 100) { 2099*c4762a1bSJed Brown /* 1-wave: rarefaction wave, 3-wave: rarefaction wave */ 2100*c4762a1bSJed Brown /* case (100) */ 2101*c4762a1bSJed Brown i__1 = iterno; 2102*c4762a1bSJed Brown for (i0 = 1; i0 <= i__1; ++i0) { 2103*c4762a1bSJed Brown d__1 = *pstar / *pl; 2104*c4762a1bSJed Brown d__2 = 1. / *gaml; 2105*c4762a1bSJed Brown *rstarl = *rl * PetscPowScalar(d__1, d__2); 2106*c4762a1bSJed Brown cstarl = PetscSqrtScalar(*gaml * *pstar / *rstarl); 2107*c4762a1bSJed Brown ustarl = *uxl - gascl4 * 2. * (cstarl - cl); 2108*c4762a1bSJed Brown zl = *rstarl * cstarl; 2109*c4762a1bSJed Brown d__1 = *pstar / *pr; 2110*c4762a1bSJed Brown d__2 = 1. / *gamr; 2111*c4762a1bSJed Brown *rstarr = *rr * PetscPowScalar(d__1, d__2); 2112*c4762a1bSJed Brown cstarr = PetscSqrtScalar(*gamr * *pstar / *rstarr); 2113*c4762a1bSJed Brown ustarr = *uxr + gascr4 * 2. * (cstarr - cr); 2114*c4762a1bSJed Brown zr = *rstarr * cstarr; 2115*c4762a1bSJed Brown dpstar = zl * zr * (ustarr - ustarl) / (zl + zr); 2116*c4762a1bSJed Brown *pstar -= dpstar; 2117*c4762a1bSJed Brown *pstar = PetscMax(PetscRealPart(*pstar),PetscRealPart(smallp)); 2118*c4762a1bSJed Brown if (PetscAbsScalar(dpstar) / PetscRealPart(*pstar) <= 1e-8) { 2119*c4762a1bSJed Brown #if 0 2120*c4762a1bSJed Brown break; 2121*c4762a1bSJed Brown #endif 2122*c4762a1bSJed Brown } 2123*c4762a1bSJed Brown } 2124*c4762a1bSJed Brown /* 1-wave: shock wave, 3-wave: rarefaction wave */ 2125*c4762a1bSJed Brown } else if (iwave == 200) { 2126*c4762a1bSJed Brown /* case (200) */ 2127*c4762a1bSJed Brown i__1 = iterno; 2128*c4762a1bSJed Brown for (i0 = 1; i0 <= i__1; ++i0) { 2129*c4762a1bSJed Brown pst = *pstar / *pl; 2130*c4762a1bSJed Brown ustarl = *uxl - (pst - 1.) * cl * PetscSqrtScalar(2. / (*gaml * (*gaml - 1. + (*gaml + 1.) * pst))); 2131*c4762a1bSJed Brown zl = *pl / cl * PetscSqrtScalar(*gaml * 2. * (*gaml - 1. + (*gaml + 1.) * pst)) * (*gaml - 1. + (*gaml + 1.) * pst) / (*gaml * 3. - 1. + (*gaml + 1.) * pst); 2132*c4762a1bSJed Brown d__1 = *pstar / *pr; 2133*c4762a1bSJed Brown d__2 = 1. / *gamr; 2134*c4762a1bSJed Brown *rstarr = *rr * PetscPowScalar(d__1, d__2); 2135*c4762a1bSJed Brown cstarr = PetscSqrtScalar(*gamr * *pstar / *rstarr); 2136*c4762a1bSJed Brown zr = *rstarr * cstarr; 2137*c4762a1bSJed Brown ustarr = *uxr + gascr4 * 2. * (cstarr - cr); 2138*c4762a1bSJed Brown dpstar = zl * zr * (ustarr - ustarl) / (zl + zr); 2139*c4762a1bSJed Brown *pstar -= dpstar; 2140*c4762a1bSJed Brown *pstar = PetscMax(PetscRealPart(*pstar),PetscRealPart(smallp)); 2141*c4762a1bSJed Brown if (PetscAbsScalar(dpstar) / PetscRealPart(*pstar) <= 1e-8) { 2142*c4762a1bSJed Brown #if 0 2143*c4762a1bSJed Brown break; 2144*c4762a1bSJed Brown #endif 2145*c4762a1bSJed Brown } 2146*c4762a1bSJed Brown } 2147*c4762a1bSJed Brown /* 1-wave: shock wave, 3-wave: shock */ 2148*c4762a1bSJed Brown } else if (iwave == 300) { 2149*c4762a1bSJed Brown /* case (300) */ 2150*c4762a1bSJed Brown i__1 = iterno; 2151*c4762a1bSJed Brown for (i0 = 1; i0 <= i__1; ++i0) { 2152*c4762a1bSJed Brown pst = *pstar / *pl; 2153*c4762a1bSJed Brown ustarl = *uxl - (pst - 1.) * cl * PetscSqrtScalar(2. / (*gaml * (*gaml - 1. + (*gaml + 1.) * pst))); 2154*c4762a1bSJed Brown zl = *pl / cl * PetscSqrtScalar(*gaml * 2. * (*gaml - 1. + (*gaml + 1.) * pst)) * (*gaml - 1. + (*gaml + 1.) * pst) / (*gaml * 3. - 1. + (*gaml + 1.) * pst); 2155*c4762a1bSJed Brown pst = *pstar / *pr; 2156*c4762a1bSJed Brown ustarr = *uxr + (pst - 1.) * cr * PetscSqrtScalar(2. / (*gamr * (*gamr - 1. + (*gamr + 1.) * pst))); 2157*c4762a1bSJed Brown zr = *pr / cr * PetscSqrtScalar(*gamr * 2. * (*gamr - 1. + (*gamr + 1.) * pst)) * (*gamr - 1. + (*gamr + 1.) * pst) / (*gamr * 3. - 1. + (*gamr + 1.) * pst); 2158*c4762a1bSJed Brown dpstar = zl * zr * (ustarr - ustarl) / (zl + zr); 2159*c4762a1bSJed Brown *pstar -= dpstar; 2160*c4762a1bSJed Brown *pstar = PetscMax(PetscRealPart(*pstar),PetscRealPart(smallp)); 2161*c4762a1bSJed Brown if (PetscAbsScalar(dpstar) / PetscRealPart(*pstar) <= 1e-8) { 2162*c4762a1bSJed Brown #if 0 2163*c4762a1bSJed Brown break; 2164*c4762a1bSJed Brown #endif 2165*c4762a1bSJed Brown } 2166*c4762a1bSJed Brown } 2167*c4762a1bSJed Brown /* 1-wave: rarefaction wave, 3-wave: shock */ 2168*c4762a1bSJed Brown } else if (iwave == 400) { 2169*c4762a1bSJed Brown /* case (400) */ 2170*c4762a1bSJed Brown i__1 = iterno; 2171*c4762a1bSJed Brown for (i0 = 1; i0 <= i__1; ++i0) { 2172*c4762a1bSJed Brown d__1 = *pstar / *pl; 2173*c4762a1bSJed Brown d__2 = 1. / *gaml; 2174*c4762a1bSJed Brown *rstarl = *rl * PetscPowScalar(d__1, d__2); 2175*c4762a1bSJed Brown cstarl = PetscSqrtScalar(*gaml * *pstar / *rstarl); 2176*c4762a1bSJed Brown ustarl = *uxl - gascl4 * 2. * (cstarl - cl); 2177*c4762a1bSJed Brown zl = *rstarl * cstarl; 2178*c4762a1bSJed Brown pst = *pstar / *pr; 2179*c4762a1bSJed Brown ustarr = *uxr + (pst - 1.) * cr * PetscSqrtScalar(2. / (*gamr * (*gamr - 1. + (*gamr + 1.) * pst))); 2180*c4762a1bSJed Brown zr = *pr / cr * PetscSqrtScalar(*gamr * 2. * (*gamr - 1. + (*gamr + 1.) * pst)) * (*gamr - 1. + (*gamr + 1.) * pst) / (*gamr * 3. - 1. + (*gamr + 1.) * pst); 2181*c4762a1bSJed Brown dpstar = zl * zr * (ustarr - ustarl) / (zl + zr); 2182*c4762a1bSJed Brown *pstar -= dpstar; 2183*c4762a1bSJed Brown *pstar = PetscMax(PetscRealPart(*pstar),PetscRealPart(smallp)); 2184*c4762a1bSJed Brown if (PetscAbsScalar(dpstar) / PetscRealPart(*pstar) <= 1e-8) { 2185*c4762a1bSJed Brown #if 0 2186*c4762a1bSJed Brown break; 2187*c4762a1bSJed Brown #endif 2188*c4762a1bSJed Brown } 2189*c4762a1bSJed Brown } 2190*c4762a1bSJed Brown } 2191*c4762a1bSJed Brown 2192*c4762a1bSJed Brown *ustar = (zl * ustarr + zr * ustarl) / (zl + zr); 2193*c4762a1bSJed Brown if (PetscRealPart(*pstar) > PetscRealPart(*pl)) { 2194*c4762a1bSJed Brown pst = *pstar / *pl; 2195*c4762a1bSJed Brown *rstarl = ((*gaml + 1.) * pst + *gaml - 1.) / ((*gaml - 1.) * pst + * 2196*c4762a1bSJed Brown gaml + 1.) * *rl; 2197*c4762a1bSJed Brown } 2198*c4762a1bSJed Brown if (PetscRealPart(*pstar) > PetscRealPart(*pr)) { 2199*c4762a1bSJed Brown pst = *pstar / *pr; 2200*c4762a1bSJed Brown *rstarr = ((*gamr + 1.) * pst + *gamr - 1.) / ((*gamr - 1.) * pst + * 2201*c4762a1bSJed Brown gamr + 1.) * *rr; 2202*c4762a1bSJed Brown } 2203*c4762a1bSJed Brown return iwave; 2204*c4762a1bSJed Brown } 2205*c4762a1bSJed Brown 2206*c4762a1bSJed Brown PetscScalar sign(PetscScalar x) 2207*c4762a1bSJed Brown { 2208*c4762a1bSJed Brown if(PetscRealPart(x) > 0) return 1.0; 2209*c4762a1bSJed Brown if(PetscRealPart(x) < 0) return -1.0; 2210*c4762a1bSJed Brown return 0.0; 2211*c4762a1bSJed Brown } 2212*c4762a1bSJed Brown /* Riemann Solver */ 2213*c4762a1bSJed Brown /* -------------------------------------------------------------------- */ 2214*c4762a1bSJed Brown int riemannsolver(PetscScalar *xcen, PetscScalar *xp, 2215*c4762a1bSJed Brown PetscScalar *dtt, PetscScalar *rl, PetscScalar *uxl, PetscScalar *pl, 2216*c4762a1bSJed Brown PetscScalar *utl, PetscScalar *ubl, PetscScalar *gaml, PetscScalar *rho1l, 2217*c4762a1bSJed Brown PetscScalar *rr, PetscScalar *uxr, PetscScalar *pr, PetscScalar *utr, 2218*c4762a1bSJed Brown PetscScalar *ubr, PetscScalar *gamr, PetscScalar *rho1r, PetscScalar *rx, 2219*c4762a1bSJed Brown PetscScalar *uxm, PetscScalar *px, PetscScalar *utx, PetscScalar *ubx, 2220*c4762a1bSJed Brown PetscScalar *gam, PetscScalar *rho1) 2221*c4762a1bSJed Brown { 2222*c4762a1bSJed Brown /* System generated locals */ 2223*c4762a1bSJed Brown PetscScalar d__1, d__2; 2224*c4762a1bSJed Brown 2225*c4762a1bSJed Brown /* Local variables */ 2226*c4762a1bSJed Brown static PetscScalar s, c0, p0, r0, u0, w0, x0, x2, ri, cx, sgn0, wsp0, gasc1, gasc2, gasc3, gasc4; 2227*c4762a1bSJed Brown static PetscScalar cstar, pstar, rstar, ustar, xstar, wspst, ushock, streng, rstarl, rstarr, rstars; 2228*c4762a1bSJed Brown int iwave; 2229*c4762a1bSJed Brown 2230*c4762a1bSJed Brown if (*rl == *rr && *pr == *pl && *uxl == *uxr && *gaml == *gamr) { 2231*c4762a1bSJed Brown *rx = *rl; 2232*c4762a1bSJed Brown *px = *pl; 2233*c4762a1bSJed Brown *uxm = *uxl; 2234*c4762a1bSJed Brown *gam = *gaml; 2235*c4762a1bSJed Brown x2 = *xcen + *uxm * *dtt; 2236*c4762a1bSJed Brown 2237*c4762a1bSJed Brown if (PetscRealPart(*xp) >= PetscRealPart(x2)) { 2238*c4762a1bSJed Brown *utx = *utr; 2239*c4762a1bSJed Brown *ubx = *ubr; 2240*c4762a1bSJed Brown *rho1 = *rho1r; 2241*c4762a1bSJed Brown } else { 2242*c4762a1bSJed Brown *utx = *utl; 2243*c4762a1bSJed Brown *ubx = *ubl; 2244*c4762a1bSJed Brown *rho1 = *rho1l; 2245*c4762a1bSJed Brown } 2246*c4762a1bSJed Brown return 0; 2247*c4762a1bSJed Brown } 2248*c4762a1bSJed Brown iwave = riem1mdt(gaml, gamr, rl, pl, uxl, rr, pr, uxr, &rstarl, &rstarr, &pstar, &ustar); 2249*c4762a1bSJed Brown 2250*c4762a1bSJed Brown x2 = *xcen + ustar * *dtt; 2251*c4762a1bSJed Brown d__1 = *xp - x2; 2252*c4762a1bSJed Brown sgn0 = sign(d__1); 2253*c4762a1bSJed Brown /* x is in 3-wave if sgn0 = 1 */ 2254*c4762a1bSJed Brown /* x is in 1-wave if sgn0 = -1 */ 2255*c4762a1bSJed Brown r0 = cvmgm_(rl, rr, &sgn0); 2256*c4762a1bSJed Brown p0 = cvmgm_(pl, pr, &sgn0); 2257*c4762a1bSJed Brown u0 = cvmgm_(uxl, uxr, &sgn0); 2258*c4762a1bSJed Brown *gam = cvmgm_(gaml, gamr, &sgn0); 2259*c4762a1bSJed Brown gasc1 = *gam - 1.; 2260*c4762a1bSJed Brown gasc2 = (*gam + 1.) * .5; 2261*c4762a1bSJed Brown gasc3 = gasc2 / *gam; 2262*c4762a1bSJed Brown gasc4 = 1. / (*gam - 1.); 2263*c4762a1bSJed Brown c0 = PetscSqrtScalar(*gam * p0 / r0); 2264*c4762a1bSJed Brown streng = pstar - p0; 2265*c4762a1bSJed Brown w0 = *gam * r0 * p0 * (gasc3 * streng / p0 + 1.); 2266*c4762a1bSJed Brown rstars = r0 / (1. - r0 * streng / w0); 2267*c4762a1bSJed Brown d__1 = p0 / pstar; 2268*c4762a1bSJed Brown d__2 = -1. / *gam; 2269*c4762a1bSJed Brown rstarr = r0 * PetscPowScalar(d__1, d__2); 2270*c4762a1bSJed Brown rstar = cvmgm_(&rstarr, &rstars, &streng); 2271*c4762a1bSJed Brown w0 = PetscSqrtScalar(w0); 2272*c4762a1bSJed Brown cstar = PetscSqrtScalar(*gam * pstar / rstar); 2273*c4762a1bSJed Brown wsp0 = u0 + sgn0 * c0; 2274*c4762a1bSJed Brown wspst = ustar + sgn0 * cstar; 2275*c4762a1bSJed Brown ushock = ustar + sgn0 * w0 / rstar; 2276*c4762a1bSJed Brown wspst = cvmgp_(&ushock, &wspst, &streng); 2277*c4762a1bSJed Brown wsp0 = cvmgp_(&ushock, &wsp0, &streng); 2278*c4762a1bSJed Brown x0 = *xcen + wsp0 * *dtt; 2279*c4762a1bSJed Brown xstar = *xcen + wspst * *dtt; 2280*c4762a1bSJed Brown /* using gas formula to evaluate rarefaction wave */ 2281*c4762a1bSJed Brown /* ri : reiman invariant */ 2282*c4762a1bSJed Brown ri = u0 - sgn0 * 2. * gasc4 * c0; 2283*c4762a1bSJed Brown cx = sgn0 * .5 * gasc1 / gasc2 * ((*xp - *xcen) / *dtt - ri); 2284*c4762a1bSJed Brown *uxm = ri + sgn0 * 2. * gasc4 * cx; 2285*c4762a1bSJed Brown s = p0 / PetscPowScalar(r0, *gam); 2286*c4762a1bSJed Brown d__1 = cx * cx / (*gam * s); 2287*c4762a1bSJed Brown *rx = PetscPowScalar(d__1, gasc4); 2288*c4762a1bSJed Brown *px = cx * cx * *rx / *gam; 2289*c4762a1bSJed Brown d__1 = sgn0 * (x0 - *xp); 2290*c4762a1bSJed Brown *rx = cvmgp_(rx, &r0, &d__1); 2291*c4762a1bSJed Brown d__1 = sgn0 * (x0 - *xp); 2292*c4762a1bSJed Brown *px = cvmgp_(px, &p0, &d__1); 2293*c4762a1bSJed Brown d__1 = sgn0 * (x0 - *xp); 2294*c4762a1bSJed Brown *uxm = cvmgp_(uxm, &u0, &d__1); 2295*c4762a1bSJed Brown d__1 = sgn0 * (xstar - *xp); 2296*c4762a1bSJed Brown *rx = cvmgm_(rx, &rstar, &d__1); 2297*c4762a1bSJed Brown d__1 = sgn0 * (xstar - *xp); 2298*c4762a1bSJed Brown *px = cvmgm_(px, &pstar, &d__1); 2299*c4762a1bSJed Brown d__1 = sgn0 * (xstar - *xp); 2300*c4762a1bSJed Brown *uxm = cvmgm_(uxm, &ustar, &d__1); 2301*c4762a1bSJed Brown if (PetscRealPart(*xp) >= PetscRealPart(x2)) { 2302*c4762a1bSJed Brown *utx = *utr; 2303*c4762a1bSJed Brown *ubx = *ubr; 2304*c4762a1bSJed Brown *rho1 = *rho1r; 2305*c4762a1bSJed Brown } else { 2306*c4762a1bSJed Brown *utx = *utl; 2307*c4762a1bSJed Brown *ubx = *ubl; 2308*c4762a1bSJed Brown *rho1 = *rho1l; 2309*c4762a1bSJed Brown } 2310*c4762a1bSJed Brown return iwave; 2311*c4762a1bSJed Brown } 2312*c4762a1bSJed Brown int godunovflux( const PetscScalar *ul, const PetscScalar *ur, 2313*c4762a1bSJed Brown PetscScalar *flux, const PetscReal *nn, const int *ndim, 2314*c4762a1bSJed Brown const PetscReal *gamma) 2315*c4762a1bSJed Brown { 2316*c4762a1bSJed Brown /* System generated locals */ 2317*c4762a1bSJed Brown int i__1,iwave; 2318*c4762a1bSJed Brown PetscScalar d__1, d__2, d__3; 2319*c4762a1bSJed Brown 2320*c4762a1bSJed Brown /* Local variables */ 2321*c4762a1bSJed Brown static int k; 2322*c4762a1bSJed Brown static PetscScalar bn[3], fn, ft, tg[3], pl, rl, pm, pr, rr, xp, ubl, ubm, 2323*c4762a1bSJed Brown ubr, dtt, unm, tmp, utl, utm, uxl, utr, uxr, gaml, gamm, gamr, 2324*c4762a1bSJed Brown xcen, rhom, rho1l, rho1m, rho1r; 2325*c4762a1bSJed Brown /* Parameter adjustments */ 2326*c4762a1bSJed Brown --nn; 2327*c4762a1bSJed Brown --flux; 2328*c4762a1bSJed Brown --ur; 2329*c4762a1bSJed Brown --ul; 2330*c4762a1bSJed Brown 2331*c4762a1bSJed Brown /* Function Body */ 2332*c4762a1bSJed Brown xcen = 0.; 2333*c4762a1bSJed Brown xp = 0.; 2334*c4762a1bSJed Brown i__1 = *ndim; 2335*c4762a1bSJed Brown for (k = 1; k <= i__1; ++k) { 2336*c4762a1bSJed Brown tg[k - 1] = 0.; 2337*c4762a1bSJed Brown bn[k - 1] = 0.; 2338*c4762a1bSJed Brown } 2339*c4762a1bSJed Brown dtt = 1.; 2340*c4762a1bSJed Brown if (*ndim == 3) { 2341*c4762a1bSJed Brown if (nn[1] == 0. && nn[2] == 0.) { 2342*c4762a1bSJed Brown tg[0] = 1.; 2343*c4762a1bSJed Brown } else { 2344*c4762a1bSJed Brown tg[0] = -nn[2]; 2345*c4762a1bSJed Brown tg[1] = nn[1]; 2346*c4762a1bSJed Brown } 2347*c4762a1bSJed Brown /* tmp=dsqrt(tg(1)**2+tg(2)**2) */ 2348*c4762a1bSJed Brown /* tg=tg/tmp */ 2349*c4762a1bSJed Brown bn[0] = -nn[3] * tg[1]; 2350*c4762a1bSJed Brown bn[1] = nn[3] * tg[0]; 2351*c4762a1bSJed Brown bn[2] = nn[1] * tg[1] - nn[2] * tg[0]; 2352*c4762a1bSJed Brown /* Computing 2nd power */ 2353*c4762a1bSJed Brown d__1 = bn[0]; 2354*c4762a1bSJed Brown /* Computing 2nd power */ 2355*c4762a1bSJed Brown d__2 = bn[1]; 2356*c4762a1bSJed Brown /* Computing 2nd power */ 2357*c4762a1bSJed Brown d__3 = bn[2]; 2358*c4762a1bSJed Brown tmp = PetscSqrtScalar(d__1 * d__1 + d__2 * d__2 + d__3 * d__3); 2359*c4762a1bSJed Brown i__1 = *ndim; 2360*c4762a1bSJed Brown for (k = 1; k <= i__1; ++k) { 2361*c4762a1bSJed Brown bn[k - 1] /= tmp; 2362*c4762a1bSJed Brown } 2363*c4762a1bSJed Brown } else if (*ndim == 2) { 2364*c4762a1bSJed Brown tg[0] = -nn[2]; 2365*c4762a1bSJed Brown tg[1] = nn[1]; 2366*c4762a1bSJed Brown /* tmp=dsqrt(tg(1)**2+tg(2)**2) */ 2367*c4762a1bSJed Brown /* tg=tg/tmp */ 2368*c4762a1bSJed Brown bn[0] = 0.; 2369*c4762a1bSJed Brown bn[1] = 0.; 2370*c4762a1bSJed Brown bn[2] = 1.; 2371*c4762a1bSJed Brown } 2372*c4762a1bSJed Brown rl = ul[1]; 2373*c4762a1bSJed Brown rr = ur[1]; 2374*c4762a1bSJed Brown uxl = 0.; 2375*c4762a1bSJed Brown uxr = 0.; 2376*c4762a1bSJed Brown utl = 0.; 2377*c4762a1bSJed Brown utr = 0.; 2378*c4762a1bSJed Brown ubl = 0.; 2379*c4762a1bSJed Brown ubr = 0.; 2380*c4762a1bSJed Brown i__1 = *ndim; 2381*c4762a1bSJed Brown for (k = 1; k <= i__1; ++k) { 2382*c4762a1bSJed Brown uxl += ul[k + 1] * nn[k]; 2383*c4762a1bSJed Brown uxr += ur[k + 1] * nn[k]; 2384*c4762a1bSJed Brown utl += ul[k + 1] * tg[k - 1]; 2385*c4762a1bSJed Brown utr += ur[k + 1] * tg[k - 1]; 2386*c4762a1bSJed Brown ubl += ul[k + 1] * bn[k - 1]; 2387*c4762a1bSJed Brown ubr += ur[k + 1] * bn[k - 1]; 2388*c4762a1bSJed Brown } 2389*c4762a1bSJed Brown uxl /= rl; 2390*c4762a1bSJed Brown uxr /= rr; 2391*c4762a1bSJed Brown utl /= rl; 2392*c4762a1bSJed Brown utr /= rr; 2393*c4762a1bSJed Brown ubl /= rl; 2394*c4762a1bSJed Brown ubr /= rr; 2395*c4762a1bSJed Brown 2396*c4762a1bSJed Brown gaml = *gamma; 2397*c4762a1bSJed Brown gamr = *gamma; 2398*c4762a1bSJed Brown /* Computing 2nd power */ 2399*c4762a1bSJed Brown d__1 = uxl; 2400*c4762a1bSJed Brown /* Computing 2nd power */ 2401*c4762a1bSJed Brown d__2 = utl; 2402*c4762a1bSJed Brown /* Computing 2nd power */ 2403*c4762a1bSJed Brown d__3 = ubl; 2404*c4762a1bSJed Brown pl = (*gamma - 1.) * (ul[*ndim + 2] - rl * .5 * (d__1 * d__1 + d__2 * d__2 + d__3 * d__3)); 2405*c4762a1bSJed Brown /* Computing 2nd power */ 2406*c4762a1bSJed Brown d__1 = uxr; 2407*c4762a1bSJed Brown /* Computing 2nd power */ 2408*c4762a1bSJed Brown d__2 = utr; 2409*c4762a1bSJed Brown /* Computing 2nd power */ 2410*c4762a1bSJed Brown d__3 = ubr; 2411*c4762a1bSJed Brown pr = (*gamma - 1.) * (ur[*ndim + 2] - rr * .5 * (d__1 * d__1 + d__2 * d__2 + d__3 * d__3)); 2412*c4762a1bSJed Brown rho1l = rl; 2413*c4762a1bSJed Brown rho1r = rr; 2414*c4762a1bSJed Brown 2415*c4762a1bSJed Brown iwave = riemannsolver(&xcen, &xp, &dtt, &rl, &uxl, &pl, &utl, &ubl, &gaml, & 2416*c4762a1bSJed Brown rho1l, &rr, &uxr, &pr, &utr, &ubr, &gamr, &rho1r, &rhom, &unm, & 2417*c4762a1bSJed Brown pm, &utm, &ubm, &gamm, &rho1m); 2418*c4762a1bSJed Brown 2419*c4762a1bSJed Brown flux[1] = rhom * unm; 2420*c4762a1bSJed Brown fn = rhom * unm * unm + pm; 2421*c4762a1bSJed Brown ft = rhom * unm * utm; 2422*c4762a1bSJed Brown /* flux(2)=fn*nn(1)+ft*nn(2) */ 2423*c4762a1bSJed Brown /* flux(3)=fn*tg(1)+ft*tg(2) */ 2424*c4762a1bSJed Brown flux[2] = fn * nn[1] + ft * tg[0]; 2425*c4762a1bSJed Brown flux[3] = fn * nn[2] + ft * tg[1]; 2426*c4762a1bSJed Brown /* flux(2)=rhom*unm*(unm)+pm */ 2427*c4762a1bSJed Brown /* flux(3)=rhom*(unm)*utm */ 2428*c4762a1bSJed Brown if (*ndim == 3) { 2429*c4762a1bSJed Brown flux[4] = rhom * unm * ubm; 2430*c4762a1bSJed Brown } 2431*c4762a1bSJed Brown flux[*ndim + 2] = (rhom * .5 * (unm * unm + utm * utm + ubm * ubm) + gamm / (gamm - 1.) * pm) * unm; 2432*c4762a1bSJed Brown return iwave; 2433*c4762a1bSJed Brown } /* godunovflux_ */ 2434*c4762a1bSJed Brown 2435*c4762a1bSJed Brown /* Subroutine to set up the initial conditions for the */ 2436*c4762a1bSJed Brown /* Shock Interface interaction or linear wave (Ravi Samtaney,Mark Adams). */ 2437*c4762a1bSJed Brown /* ----------------------------------------------------------------------- */ 2438*c4762a1bSJed Brown int projecteqstate(PetscReal wc[], const PetscReal ueq[], PetscReal lv[][3]) 2439*c4762a1bSJed Brown { 2440*c4762a1bSJed Brown int j,k; 2441*c4762a1bSJed Brown /* Wc=matmul(lv,Ueq) 3 vars */ 2442*c4762a1bSJed Brown for (k = 0; k < 3; ++k) { 2443*c4762a1bSJed Brown wc[k] = 0.; 2444*c4762a1bSJed Brown for (j = 0; j < 3; ++j) { 2445*c4762a1bSJed Brown wc[k] += lv[k][j]*ueq[j]; 2446*c4762a1bSJed Brown } 2447*c4762a1bSJed Brown } 2448*c4762a1bSJed Brown return 0; 2449*c4762a1bSJed Brown } 2450*c4762a1bSJed Brown /* ----------------------------------------------------------------------- */ 2451*c4762a1bSJed Brown int projecttoprim(PetscReal v[], const PetscReal wc[], PetscReal rv[][3]) 2452*c4762a1bSJed Brown { 2453*c4762a1bSJed Brown int k,j; 2454*c4762a1bSJed Brown /* V=matmul(rv,WC) 3 vars */ 2455*c4762a1bSJed Brown for (k = 0; k < 3; ++k) { 2456*c4762a1bSJed Brown v[k] = 0.; 2457*c4762a1bSJed Brown for (j = 0; j < 3; ++j) { 2458*c4762a1bSJed Brown v[k] += rv[k][j]*wc[j]; 2459*c4762a1bSJed Brown } 2460*c4762a1bSJed Brown } 2461*c4762a1bSJed Brown return 0; 2462*c4762a1bSJed Brown } 2463*c4762a1bSJed Brown /* ---------------------------------------------------------------------- */ 2464*c4762a1bSJed Brown int eigenvectors(PetscReal rv[][3], PetscReal lv[][3], const PetscReal ueq[], PetscReal gamma) 2465*c4762a1bSJed Brown { 2466*c4762a1bSJed Brown int j,k; 2467*c4762a1bSJed Brown PetscReal rho,csnd,p0; 2468*c4762a1bSJed Brown /* PetscScalar u; */ 2469*c4762a1bSJed Brown 2470*c4762a1bSJed Brown for (k = 0; k < 3; ++k) for (j = 0; j < 3; ++j) { lv[k][j] = 0.; rv[k][j] = 0.; } 2471*c4762a1bSJed Brown rho = ueq[0]; 2472*c4762a1bSJed Brown /* u = ueq[1]; */ 2473*c4762a1bSJed Brown p0 = ueq[2]; 2474*c4762a1bSJed Brown csnd = PetscSqrtReal(gamma * p0 / rho); 2475*c4762a1bSJed Brown lv[0][1] = rho * .5; 2476*c4762a1bSJed Brown lv[0][2] = -.5 / csnd; 2477*c4762a1bSJed Brown lv[1][0] = csnd; 2478*c4762a1bSJed Brown lv[1][2] = -1. / csnd; 2479*c4762a1bSJed Brown lv[2][1] = rho * .5; 2480*c4762a1bSJed Brown lv[2][2] = .5 / csnd; 2481*c4762a1bSJed Brown rv[0][0] = -1. / csnd; 2482*c4762a1bSJed Brown rv[1][0] = 1. / rho; 2483*c4762a1bSJed Brown rv[2][0] = -csnd; 2484*c4762a1bSJed Brown rv[0][1] = 1. / csnd; 2485*c4762a1bSJed Brown rv[0][2] = 1. / csnd; 2486*c4762a1bSJed Brown rv[1][2] = 1. / rho; 2487*c4762a1bSJed Brown rv[2][2] = csnd; 2488*c4762a1bSJed Brown return 0; 2489*c4762a1bSJed Brown } 2490*c4762a1bSJed Brown 2491*c4762a1bSJed Brown int initLinearWave(EulerNode *ux, const PetscReal gamma, const PetscReal coord[], const PetscReal Lx) 2492*c4762a1bSJed Brown { 2493*c4762a1bSJed Brown PetscReal p0,u0,wcp[3],wc[3]; 2494*c4762a1bSJed Brown PetscReal lv[3][3]; 2495*c4762a1bSJed Brown PetscReal vp[3]; 2496*c4762a1bSJed Brown PetscReal rv[3][3]; 2497*c4762a1bSJed Brown PetscReal eps, ueq[3], rho0, twopi; 2498*c4762a1bSJed Brown 2499*c4762a1bSJed Brown /* Function Body */ 2500*c4762a1bSJed Brown twopi = 2.*PETSC_PI; 2501*c4762a1bSJed Brown eps = 1e-4; /* perturbation */ 2502*c4762a1bSJed Brown rho0 = 1e3; /* density of water */ 2503*c4762a1bSJed Brown p0 = 101325.; /* init pressure of 1 atm (?) */ 2504*c4762a1bSJed Brown u0 = 0.; 2505*c4762a1bSJed Brown ueq[0] = rho0; 2506*c4762a1bSJed Brown ueq[1] = u0; 2507*c4762a1bSJed Brown ueq[2] = p0; 2508*c4762a1bSJed Brown /* Project initial state to characteristic variables */ 2509*c4762a1bSJed Brown eigenvectors(rv, lv, ueq, gamma); 2510*c4762a1bSJed Brown projecteqstate(wc, ueq, lv); 2511*c4762a1bSJed Brown wcp[0] = wc[0]; 2512*c4762a1bSJed Brown wcp[1] = wc[1]; 2513*c4762a1bSJed Brown wcp[2] = wc[2] + eps * PetscCosReal(coord[0] * 2. * twopi / Lx); 2514*c4762a1bSJed Brown projecttoprim(vp, wcp, rv); 2515*c4762a1bSJed Brown ux->r = vp[0]; /* density */ 2516*c4762a1bSJed Brown ux->ru[0] = vp[0] * vp[1]; /* x momentum */ 2517*c4762a1bSJed Brown ux->ru[1] = 0.; 2518*c4762a1bSJed Brown #if defined DIM > 2 2519*c4762a1bSJed Brown if (dim>2) ux->ru[2] = 0.; 2520*c4762a1bSJed Brown #endif 2521*c4762a1bSJed Brown /* E = rho * e + rho * v^2/2 = p/(gam-1) + rho*v^2/2 */ 2522*c4762a1bSJed Brown ux->E = vp[2]/(gamma - 1.) + 0.5*vp[0]*vp[1]*vp[1]; 2523*c4762a1bSJed Brown return 0; 2524*c4762a1bSJed Brown } 2525*c4762a1bSJed Brown 2526*c4762a1bSJed Brown /*TEST 2527*c4762a1bSJed Brown 2528*c4762a1bSJed Brown # 2D Advection 0-10 2529*c4762a1bSJed Brown test: 2530*c4762a1bSJed Brown suffix: 0 2531*c4762a1bSJed Brown requires: exodusii 2532*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside.exo 2533*c4762a1bSJed Brown 2534*c4762a1bSJed Brown test: 2535*c4762a1bSJed Brown suffix: 1 2536*c4762a1bSJed Brown requires: exodusii 2537*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside-quad-15.exo 2538*c4762a1bSJed Brown 2539*c4762a1bSJed Brown test: 2540*c4762a1bSJed Brown suffix: 2 2541*c4762a1bSJed Brown requires: exodusii 2542*c4762a1bSJed Brown nsize: 2 2543*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside.exo 2544*c4762a1bSJed Brown 2545*c4762a1bSJed Brown test: 2546*c4762a1bSJed Brown suffix: 3 2547*c4762a1bSJed Brown requires: exodusii 2548*c4762a1bSJed Brown nsize: 2 2549*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside-quad-15.exo 2550*c4762a1bSJed Brown 2551*c4762a1bSJed Brown test: 2552*c4762a1bSJed Brown suffix: 4 2553*c4762a1bSJed Brown requires: exodusii 2554*c4762a1bSJed Brown nsize: 8 2555*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside-quad.exo 2556*c4762a1bSJed Brown 2557*c4762a1bSJed Brown test: 2558*c4762a1bSJed Brown suffix: 5 2559*c4762a1bSJed Brown requires: exodusii 2560*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside.exo -ts_type rosw -ts_adapt_reject_safety 1 2561*c4762a1bSJed Brown 2562*c4762a1bSJed Brown test: 2563*c4762a1bSJed Brown suffix: 6 2564*c4762a1bSJed Brown requires: exodusii 2565*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/squaremotor-30.exo -ufv_split_faces 2566*c4762a1bSJed Brown 2567*c4762a1bSJed Brown test: 2568*c4762a1bSJed Brown suffix: 7 2569*c4762a1bSJed Brown requires: exodusii 2570*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside-quad-15.exo -dm_refine 1 2571*c4762a1bSJed Brown 2572*c4762a1bSJed Brown test: 2573*c4762a1bSJed Brown suffix: 8 2574*c4762a1bSJed Brown requires: exodusii 2575*c4762a1bSJed Brown nsize: 2 2576*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside-quad-15.exo -dm_refine 1 2577*c4762a1bSJed Brown 2578*c4762a1bSJed Brown test: 2579*c4762a1bSJed Brown suffix: 9 2580*c4762a1bSJed Brown requires: exodusii 2581*c4762a1bSJed Brown nsize: 8 2582*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside-quad-15.exo -dm_refine 1 2583*c4762a1bSJed Brown 2584*c4762a1bSJed Brown test: 2585*c4762a1bSJed Brown suffix: 10 2586*c4762a1bSJed Brown requires: exodusii 2587*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside-quad.exo 2588*c4762a1bSJed Brown 2589*c4762a1bSJed Brown # 2D Shallow water 2590*c4762a1bSJed Brown test: 2591*c4762a1bSJed Brown suffix: sw_0 2592*c4762a1bSJed Brown requires: exodusii 2593*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/annulus-20.exo -bc_wall 100,101 -physics sw -ufv_cfl 5 -petscfv_type leastsquares -petsclimiter_type sin -ts_max_time 1 -ts_ssp_type rks2 -ts_ssp_nstages 10 -monitor height,energy 2594*c4762a1bSJed Brown 2595*c4762a1bSJed Brown # 2D Advection: p4est 2596*c4762a1bSJed Brown test: 2597*c4762a1bSJed Brown suffix: p4est_advec_2d 2598*c4762a1bSJed Brown requires: p4est 2599*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f -dm_type p4est -dm_forest_minimum_refinement 1 -dm_forest_initial_refinement 2 -dm_p4est_refine_pattern hash -dm_forest_maximum_refinement 5 2600*c4762a1bSJed Brown 2601*c4762a1bSJed Brown # Advection in a box 2602*c4762a1bSJed Brown test: 2603*c4762a1bSJed Brown suffix: adv_2d_quad_0 2604*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -dm_refine 3 -dm_plex_separate_marker -bc_inflow 1,2,4 -bc_outflow 3 2605*c4762a1bSJed Brown 2606*c4762a1bSJed Brown test: 2607*c4762a1bSJed Brown suffix: adv_2d_quad_1 2608*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -dm_refine 3 -dm_plex_separate_marker -grid_bounds -0.5,0.5,-0.5,0.5 -bc_inflow 1,2,4 -bc_outflow 3 -advect_sol_type bump -advect_bump_center 0.25,0 -advect_bump_radius 0.1 2609*c4762a1bSJed Brown timeoutfactor: 3 2610*c4762a1bSJed Brown 2611*c4762a1bSJed Brown test: 2612*c4762a1bSJed Brown suffix: adv_2d_quad_p4est_0 2613*c4762a1bSJed Brown requires: p4est 2614*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -dm_refine 5 -dm_type p4est -dm_plex_separate_marker -bc_inflow 1,2,4 -bc_outflow 3 2615*c4762a1bSJed Brown 2616*c4762a1bSJed Brown test: 2617*c4762a1bSJed Brown suffix: adv_2d_quad_p4est_1 2618*c4762a1bSJed Brown requires: p4est 2619*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -dm_refine 5 -dm_type p4est -dm_plex_separate_marker -grid_bounds -0.5,0.5,-0.5,0.5 -bc_inflow 1,2,4 -bc_outflow 3 -advect_sol_type bump -advect_bump_center 0.25,0 -advect_bump_radius 0.1 2620*c4762a1bSJed Brown timeoutfactor: 3 2621*c4762a1bSJed Brown 2622*c4762a1bSJed Brown test: 2623*c4762a1bSJed Brown suffix: adv_2d_quad_p4est_adapt_0 2624*c4762a1bSJed Brown requires: p4est !__float128 #broken for quad precision 2625*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -dm_refine 3 -dm_type p4est -dm_plex_separate_marker -grid_bounds -0.5,0.5,-0.5,0.5 -bc_inflow 1,2,4 -bc_outflow 3 -advect_sol_type bump -advect_bump_center 0.25,0 -advect_bump_radius 0.1 -ufv_use_amr -refine_vec_tagger_box 0.005,inf -coarsen_vec_tagger_box 0,1.e-5 -petscfv_type leastsquares -ts_max_time 0.01 2626*c4762a1bSJed Brown timeoutfactor: 3 2627*c4762a1bSJed Brown 2628*c4762a1bSJed Brown test: 2629*c4762a1bSJed Brown suffix: adv_2d_tri_0 2630*c4762a1bSJed Brown requires: triangle 2631*c4762a1bSJed Brown TODO: how did this ever get in master when there is no support for this 2632*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -simplex -dm_refine 3 -dm_plex_separate_marker -bc_inflow 1,2,4 -bc_outflow 3 2633*c4762a1bSJed Brown 2634*c4762a1bSJed Brown test: 2635*c4762a1bSJed Brown suffix: adv_2d_tri_1 2636*c4762a1bSJed Brown requires: triangle 2637*c4762a1bSJed Brown TODO: how did this ever get in master when there is no support for this 2638*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -simplex -dm_refine 5 -dm_plex_separate_marker -grid_bounds -0.5,0.5,-0.5,0.5 -bc_inflow 1,2,4 -bc_outflow 3 -advect_sol_type bump -advect_bump_center 0.25,0 -advect_bump_radius 0.1 2639*c4762a1bSJed Brown 2640*c4762a1bSJed Brown test: 2641*c4762a1bSJed Brown suffix: adv_0 2642*c4762a1bSJed Brown requires: exodusii 2643*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/blockcylinder-50.exo -bc_inflow 100,101,200 -bc_outflow 201 2644*c4762a1bSJed Brown 2645*c4762a1bSJed Brown test: 2646*c4762a1bSJed Brown suffix: shock_0 2647*c4762a1bSJed Brown requires: p4est !single !complex 2648*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -monitor density,energy -f -grid_size 2,1 -grid_bounds -1,1.,0.,1 -bc_wall 1,2,3,4 -dm_type p4est -dm_forest_partition_overlap 1 -dm_forest_maximum_refinement 6 -dm_forest_minimum_refinement 2 -dm_forest_initial_refinement 2 -ufv_use_amr -refine_vec_tagger_box 0.5,inf -coarsen_vec_tagger_box 0,1.e-2 -refine_tag_view -coarsen_tag_view -physics euler -eu_type iv_shock -ufv_cfl 10 -eu_alpha 60. -grid_skew_60 -eu_gamma 1.4 -eu_amach 2.02 -eu_rho2 3. -petscfv_type leastsquares -petsclimiter_type minmod -petscfv_compute_gradients 0 -ts_max_time 0.5 -ts_ssp_type rks2 -ts_ssp_nstages 10 -ufv_vtk_basename ${wPETSC_DIR}/ex11 2649*c4762a1bSJed Brown timeoutfactor: 3 2650*c4762a1bSJed Brown 2651*c4762a1bSJed Brown # Test GLVis visualization of PetscFV fields 2652*c4762a1bSJed Brown test: 2653*c4762a1bSJed Brown suffix: glvis_adv_2d_tet 2654*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -ts_monitor_solution glvis: -ts_max_steps 0 -ufv_vtk_monitor 0 -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/square_periodic.msh -dm_plex_gmsh_periodic 0 2655*c4762a1bSJed Brown 2656*c4762a1bSJed Brown test: 2657*c4762a1bSJed Brown suffix: glvis_adv_2d_quad 2658*c4762a1bSJed Brown args: -ufv_vtk_interval 0 -ts_monitor_solution glvis: -ts_max_steps 0 -ufv_vtk_monitor 0 -dm_refine 5 -dm_plex_separate_marker -bc_inflow 1,2,4 -bc_outflow 3 2659*c4762a1bSJed Brown 2660*c4762a1bSJed Brown test: 2661*c4762a1bSJed Brown suffix: tut_1 2662*c4762a1bSJed Brown requires: exodusii 2663*c4762a1bSJed Brown nsize: 1 2664*c4762a1bSJed Brown args: -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside.exo 2665*c4762a1bSJed Brown 2666*c4762a1bSJed Brown test: 2667*c4762a1bSJed Brown suffix: tut_2 2668*c4762a1bSJed Brown requires: exodusii 2669*c4762a1bSJed Brown nsize: 1 2670*c4762a1bSJed Brown args: -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/sevenside.exo -ts_type rosw 2671*c4762a1bSJed Brown 2672*c4762a1bSJed Brown test: 2673*c4762a1bSJed Brown suffix: tut_3 2674*c4762a1bSJed Brown requires: exodusii 2675*c4762a1bSJed Brown nsize: 4 2676*c4762a1bSJed Brown args: -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/annulus-20.exo -monitor Error -advect_sol_type bump -petscfv_type leastsquares -petsclimiter_type sin 2677*c4762a1bSJed Brown 2678*c4762a1bSJed Brown test: 2679*c4762a1bSJed Brown suffix: tut_4 2680*c4762a1bSJed Brown requires: exodusii 2681*c4762a1bSJed Brown nsize: 4 2682*c4762a1bSJed Brown args: -f ${wPETSC_DIR}/share/petsc/datafiles/meshes/annulus-20.exo -physics sw -monitor Height,Energy -petscfv_type leastsquares -petsclimiter_type minmod 2683*c4762a1bSJed Brown 2684*c4762a1bSJed Brown TEST*/ 2685