1 /* Routines to visualize DMDAs and fields through GLVis */ 2 3 #include <petsc/private/dmdaimpl.h> 4 #include <petsc/private/glvisviewerimpl.h> 5 6 typedef struct { 7 PetscBool ll; 8 } DMDAGhostedGLVisViewerCtx; 9 10 static PetscErrorCode DMDAGhostedDestroyGLVisViewerCtx_Private(void **vctx) 11 { 12 PetscFunctionBegin; 13 PetscCall(PetscFree(*vctx)); 14 PetscFunctionReturn(0); 15 } 16 17 typedef struct { 18 Vec xlocal; 19 } DMDAFieldGLVisViewerCtx; 20 21 static PetscErrorCode DMDAFieldDestroyGLVisViewerCtx_Private(void *vctx) 22 { 23 DMDAFieldGLVisViewerCtx *ctx = (DMDAFieldGLVisViewerCtx*)vctx; 24 25 PetscFunctionBegin; 26 PetscCall(VecDestroy(&ctx->xlocal)); 27 PetscCall(PetscFree(vctx)); 28 PetscFunctionReturn(0); 29 } 30 31 /* 32 dactx->ll is false -> all but the last proc per dimension claim the ghosted node on the right 33 dactx->ll is true -> all but the first proc per dimension claim the ghosted node on the left 34 */ 35 static PetscErrorCode DMDAGetNumElementsGhosted(DM da, PetscInt *nex, PetscInt *ney, PetscInt *nez) 36 { 37 DMDAGhostedGLVisViewerCtx *dactx; 38 PetscInt sx,sy,sz,ien,jen,ken; 39 40 PetscFunctionBegin; 41 /* Appease -Wmaybe-uninitialized */ 42 if (nex) *nex = -1; 43 if (ney) *ney = -1; 44 if (nez) *nez = -1; 45 PetscCall(DMDAGetCorners(da,&sx,&sy,&sz,&ien,&jen,&ken)); 46 PetscCall(DMGetApplicationContext(da,&dactx)); 47 if (dactx->ll) { 48 PetscInt dim; 49 50 PetscCall(DMGetDimension(da,&dim)); 51 if (!sx) ien--; 52 if (!sy && dim > 1) jen--; 53 if (!sz && dim > 2) ken--; 54 } else { 55 PetscInt M,N,P; 56 57 PetscCall(DMDAGetInfo(da,NULL,&M,&N,&P,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)); 58 if (sx+ien == M) ien--; 59 if (sy+jen == N) jen--; 60 if (sz+ken == P) ken--; 61 } 62 if (nex) *nex = ien; 63 if (ney) *ney = jen; 64 if (nez) *nez = ken; 65 PetscFunctionReturn(0); 66 } 67 68 /* inherits number of vertices from DMDAGetNumElementsGhosted */ 69 static PetscErrorCode DMDAGetNumVerticesGhosted(DM da, PetscInt *nvx, PetscInt *nvy, PetscInt *nvz) 70 { 71 PetscInt ien = 0,jen = 0,ken = 0,dim; 72 PetscInt tote; 73 74 PetscFunctionBegin; 75 PetscCall(DMGetDimension(da,&dim)); 76 PetscCall(DMDAGetNumElementsGhosted(da,&ien,&jen,&ken)); 77 tote = ien * (dim > 1 ? jen : 1) * (dim > 2 ? ken : 1); 78 if (tote) { 79 ien = ien+1; 80 jen = dim > 1 ? jen+1 : 1; 81 ken = dim > 2 ? ken+1 : 1; 82 } 83 if (nvx) *nvx = ien; 84 if (nvy) *nvy = jen; 85 if (nvz) *nvz = ken; 86 PetscFunctionReturn(0); 87 } 88 89 static PetscErrorCode DMDASampleGLVisFields_Private(PetscObject oX, PetscInt nf, PetscObject oXf[], void *vctx) 90 { 91 DM da; 92 DMDAFieldGLVisViewerCtx *ctx = (DMDAFieldGLVisViewerCtx*)vctx; 93 DMDAGhostedGLVisViewerCtx *dactx; 94 const PetscScalar *array; 95 PetscScalar **arrayf; 96 PetscInt i,f,ii,ien,jen,ken,ie,je,ke,bs,*bss; 97 PetscInt sx,sy,sz,gsx,gsy,gsz,ist,jst,kst,gm,gn,gp; 98 99 PetscFunctionBegin; 100 PetscCall(VecGetDM(ctx->xlocal,&da)); 101 PetscCheck(da,PetscObjectComm(oX),PETSC_ERR_ARG_WRONG,"Vector not generated from a DMDA"); 102 PetscCall(DMGetApplicationContext(da,&dactx)); 103 PetscCall(VecGetBlockSize(ctx->xlocal,&bs)); 104 PetscCall(DMGlobalToLocalBegin(da,(Vec)oX,INSERT_VALUES,ctx->xlocal)); 105 PetscCall(DMGlobalToLocalEnd(da,(Vec)oX,INSERT_VALUES,ctx->xlocal)); 106 PetscCall(DMDAGetNumVerticesGhosted(da,&ien,&jen,&ken)); 107 PetscCall(DMDAGetGhostCorners(da,&gsx,&gsy,&gsz,&gm,&gn,&gp)); 108 PetscCall(DMDAGetCorners(da,&sx,&sy,&sz,NULL,NULL,NULL)); 109 if (dactx->ll) { 110 kst = jst = ist = 0; 111 } else { 112 kst = gsz != sz ? 1 : 0; 113 jst = gsy != sy ? 1 : 0; 114 ist = gsx != sx ? 1 : 0; 115 } 116 PetscCall(PetscMalloc2(nf,&arrayf,nf,&bss)); 117 PetscCall(VecGetArrayRead(ctx->xlocal,&array)); 118 for (f=0;f<nf;f++) { 119 PetscCall(VecGetBlockSize((Vec)oXf[f],&bss[f])); 120 PetscCall(VecGetArray((Vec)oXf[f],&arrayf[f])); 121 } 122 for (ke = kst, ii = 0; ke < kst + ken; ke++) { 123 for (je = jst; je < jst + jen; je++) { 124 for (ie = ist; ie < ist + ien; ie++) { 125 PetscInt cf,b; 126 i = ke * gm * gn + je * gm + ie; 127 for (f=0,cf=0;f<nf;f++) 128 for (b=0;b<bss[f];b++) 129 arrayf[f][bss[f]*ii+b] = array[i*bs+cf++]; 130 ii++; 131 } 132 } 133 } 134 for (f=0;f<nf;f++) PetscCall(VecRestoreArray((Vec)oXf[f],&arrayf[f])); 135 PetscCall(VecRestoreArrayRead(ctx->xlocal,&array)); 136 PetscCall(PetscFree2(arrayf,bss)); 137 PetscFunctionReturn(0); 138 } 139 140 PETSC_INTERN PetscErrorCode DMSetUpGLVisViewer_DMDA(PetscObject oda, PetscViewer viewer) 141 { 142 DM da = (DM)oda,daview; 143 144 PetscFunctionBegin; 145 PetscCall(PetscObjectQuery(oda,"GLVisGraphicsDMDAGhosted",(PetscObject*)&daview)); 146 if (!daview) { 147 DMDAGhostedGLVisViewerCtx *dactx; 148 DM dacoord = NULL; 149 Vec xcoor,xcoorl; 150 PetscBool hashocoord = PETSC_FALSE; 151 const PetscInt *lx,*ly,*lz; 152 PetscInt dim,M,N,P,m,n,p,dof,s,i; 153 154 PetscCall(PetscNew(&dactx)); 155 dactx->ll = PETSC_TRUE; /* default to match elements layout obtained by DMDAGetElements */ 156 PetscOptionsBegin(PetscObjectComm(oda),oda->prefix,"GLVis PetscViewer DMDA Options","PetscViewer"); 157 PetscCall(PetscOptionsBool("-viewer_glvis_dm_da_ll","Left-looking subdomain view",NULL,dactx->ll,&dactx->ll,NULL)); 158 PetscOptionsEnd(); 159 /* Create a properly ghosted DMDA to visualize the mesh and the fields associated with */ 160 PetscCall(DMDAGetInfo(da,&dim,&M,&N,&P,&m,&n,&p,&dof,&s,NULL,NULL,NULL,NULL)); 161 PetscCall(DMDAGetOwnershipRanges(da,&lx,&ly,&lz)); 162 PetscCall(PetscObjectQuery((PetscObject)da,"_glvis_mesh_coords",(PetscObject*)&xcoor)); 163 if (!xcoor) { 164 PetscCall(DMGetCoordinates(da,&xcoor)); 165 } else { 166 hashocoord = PETSC_TRUE; 167 } 168 PetscCall(PetscInfo(da,"Creating auxiliary DMDA for managing GLVis graphics\n")); 169 switch (dim) { 170 case 1: 171 PetscCall(DMDACreate1d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,M,dof,1,lx,&daview)); 172 if (!hashocoord) { 173 PetscCall(DMDACreate1d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,M,1,1,lx,&dacoord)); 174 } 175 break; 176 case 2: 177 PetscCall(DMDACreate2d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DMDA_STENCIL_BOX,M,N,m,n,dof,1,lx,ly,&daview)); 178 if (!hashocoord) { 179 PetscCall(DMDACreate2d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DMDA_STENCIL_BOX,M,N,m,n,2,1,lx,ly,&dacoord)); 180 } 181 break; 182 case 3: 183 PetscCall(DMDACreate3d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DMDA_STENCIL_BOX,M,N,P,m,n,p,dof,1,lx,ly,lz,&daview)); 184 if (!hashocoord) { 185 PetscCall(DMDACreate3d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DMDA_STENCIL_BOX,M,N,P,m,n,p,3,1,lx,ly,lz,&dacoord)); 186 } 187 break; 188 default: 189 SETERRQ(PetscObjectComm((PetscObject)da),PETSC_ERR_SUP,"Unsupported dimension %" PetscInt_FMT,dim); 190 } 191 PetscCall(DMSetApplicationContext(daview,dactx)); 192 PetscCall(DMSetApplicationContextDestroy(daview,DMDAGhostedDestroyGLVisViewerCtx_Private)); 193 PetscCall(DMSetUp(daview)); 194 if (!xcoor) { 195 PetscCall(DMDASetUniformCoordinates(daview,0.0,1.0,0.0,1.0,0.0,1.0)); 196 PetscCall(DMGetCoordinates(daview,&xcoor)); 197 } 198 if (dacoord) { 199 PetscCall(DMSetUp(dacoord)); 200 PetscCall(DMCreateLocalVector(dacoord,&xcoorl)); 201 PetscCall(DMGlobalToLocalBegin(dacoord,xcoor,INSERT_VALUES,xcoorl)); 202 PetscCall(DMGlobalToLocalEnd(dacoord,xcoor,INSERT_VALUES,xcoorl)); 203 PetscCall(DMDestroy(&dacoord)); 204 } else { 205 PetscInt ien,jen,ken,nc,nl,cdof,deg; 206 char fecmesh[64]; 207 const char *name; 208 PetscBool flg; 209 210 PetscCall(DMDAGetNumElementsGhosted(daview,&ien,&jen,&ken)); 211 nc = ien*(jen>0 ? jen : 1)*(ken>0 ? ken : 1); 212 213 PetscCall(VecGetLocalSize(xcoor,&nl)); 214 PetscCheck(!nc || (nl % nc) == 0,PETSC_COMM_SELF,PETSC_ERR_SUP,"Incompatible local coordinate size %" PetscInt_FMT " and number of cells %" PetscInt_FMT,nl,nc); 215 PetscCall(VecDuplicate(xcoor,&xcoorl)); 216 PetscCall(VecCopy(xcoor,xcoorl)); 217 PetscCall(VecSetDM(xcoorl,NULL)); 218 PetscCall(PetscObjectGetName((PetscObject)xcoor,&name)); 219 PetscCall(PetscStrbeginswith(name,"FiniteElementCollection:",&flg)); 220 if (!flg) { 221 deg = 0; 222 if (nc && nl) { 223 cdof = nl/(nc*dim); 224 deg = 1; 225 while (1) { 226 PetscInt degd = 1; 227 for (i=0;i<dim;i++) degd *= (deg+1); 228 PetscCheck(degd <= cdof,PETSC_COMM_SELF,PETSC_ERR_SUP,"Cell dofs %" PetscInt_FMT,cdof); 229 if (degd == cdof) break; 230 deg++; 231 } 232 } 233 PetscCall(PetscSNPrintf(fecmesh,sizeof(fecmesh),"FiniteElementCollection: L2_T1_%" PetscInt_FMT "D_P%" PetscInt_FMT,dim,deg)); 234 PetscCall(PetscObjectSetName((PetscObject)xcoorl,fecmesh)); 235 } else PetscCall(PetscObjectSetName((PetscObject)xcoorl,name)); 236 } 237 238 /* xcoorl is composed with the ghosted DMDA, the ghosted coordinate DMDA (if present) is only available through this vector */ 239 PetscCall(PetscObjectCompose((PetscObject)daview,"GLVisGraphicsCoordsGhosted",(PetscObject)xcoorl)); 240 PetscCall(PetscObjectDereference((PetscObject)xcoorl)); 241 242 /* daview is composed with the original DMDA */ 243 PetscCall(PetscObjectCompose(oda,"GLVisGraphicsDMDAGhosted",(PetscObject)daview)); 244 PetscCall(PetscObjectDereference((PetscObject)daview)); 245 } 246 247 /* customize the viewer if present */ 248 if (viewer) { 249 DMDAFieldGLVisViewerCtx *ctx; 250 DMDAGhostedGLVisViewerCtx *dactx; 251 char fec[64]; 252 Vec xlocal,*Ufield; 253 const char **dafieldname; 254 char **fec_type,**fieldname; 255 PetscInt *nlocal,*bss,*dims; 256 PetscInt dim,M,N,P,dof,s,i,nf; 257 PetscBool bsset; 258 259 PetscCall(DMDAGetInfo(daview,&dim,NULL,NULL,NULL,NULL,NULL,NULL,&dof,NULL,NULL,NULL,NULL,NULL)); 260 PetscCall(DMGetApplicationContext(daview,&dactx)); 261 PetscCall(DMCreateLocalVector(daview,&xlocal)); 262 PetscCall(DMDAGetFieldNames(da,(const char * const **)&dafieldname)); 263 PetscCall(DMDAGetNumVerticesGhosted(daview,&M,&N,&P)); 264 PetscCall(PetscSNPrintf(fec,sizeof(fec),"FiniteElementCollection: H1_%" PetscInt_FMT "D_P1",dim)); 265 PetscCall(PetscMalloc6(dof,&fec_type,dof,&nlocal,dof,&bss,dof,&dims,dof,&fieldname,dof,&Ufield)); 266 for (i=0;i<dof;i++) bss[i] = 1; 267 nf = dof; 268 269 PetscOptionsBegin(PetscObjectComm(oda),oda->prefix,"GLVis PetscViewer DMDA Field options","PetscViewer"); 270 PetscCall(PetscOptionsIntArray("-viewer_glvis_dm_da_bs","Block sizes for subfields; enable vector representation",NULL,bss,&nf,&bsset)); 271 PetscOptionsEnd(); 272 if (bsset) { 273 PetscInt t; 274 for (i=0,t=0;i<nf;i++) t += bss[i]; 275 PetscCheck(t == dof,PetscObjectComm(oda),PETSC_ERR_USER,"Sum of block sizes %" PetscInt_FMT " should equal %" PetscInt_FMT,t,dof); 276 } else nf = dof; 277 278 for (i=0,s=0;i<nf;i++) { 279 PetscCall(PetscStrallocpy(fec,&fec_type[i])); 280 if (bss[i] == 1) { 281 PetscCall(PetscStrallocpy(dafieldname[s],&fieldname[i])); 282 } else { 283 PetscInt b; 284 size_t tlen = 9; /* "Vector-" + end */ 285 for (b=0;b<bss[i];b++) { 286 size_t len; 287 PetscCall(PetscStrlen(dafieldname[s+b],&len)); 288 tlen += len + 1; /* field + "-" */ 289 } 290 PetscCall(PetscMalloc1(tlen,&fieldname[i])); 291 PetscCall(PetscStrcpy(fieldname[i],"Vector-")); 292 for (b=0;b<bss[i]-1;b++) { 293 PetscCall(PetscStrcat(fieldname[i],dafieldname[s+b])); 294 PetscCall(PetscStrcat(fieldname[i],"-")); 295 } 296 PetscCall(PetscStrcat(fieldname[i],dafieldname[s+b])); 297 } 298 dims[i] = dim; 299 nlocal[i] = M*N*P*bss[i]; 300 s += bss[i]; 301 } 302 303 /* the viewer context takes ownership of xlocal and destroys it in DMDAFieldDestroyGLVisViewerCtx_Private */ 304 PetscCall(PetscNew(&ctx)); 305 ctx->xlocal = xlocal; 306 307 /* create work vectors */ 308 for (i=0;i<nf;i++) { 309 PetscCall(VecCreateMPI(PetscObjectComm((PetscObject)da),nlocal[i],PETSC_DECIDE,&Ufield[i])); 310 PetscCall(PetscObjectSetName((PetscObject)Ufield[i],fieldname[i])); 311 PetscCall(VecSetBlockSize(Ufield[i],bss[i])); 312 PetscCall(VecSetDM(Ufield[i],da)); 313 } 314 315 PetscCall(PetscViewerGLVisSetFields(viewer,nf,(const char**)fec_type,dims,DMDASampleGLVisFields_Private,(PetscObject*)Ufield,ctx,DMDAFieldDestroyGLVisViewerCtx_Private)); 316 for (i=0;i<nf;i++) { 317 PetscCall(PetscFree(fec_type[i])); 318 PetscCall(PetscFree(fieldname[i])); 319 PetscCall(VecDestroy(&Ufield[i])); 320 } 321 PetscCall(PetscFree6(fec_type,nlocal,bss,dims,fieldname,Ufield)); 322 } 323 PetscFunctionReturn(0); 324 } 325 326 static PetscErrorCode DMDAView_GLVis_ASCII(DM dm, PetscViewer viewer) 327 { 328 DM da,cda; 329 Vec xcoorl; 330 PetscMPIInt size; 331 const PetscScalar *array; 332 PetscContainer glvis_container; 333 PetscInt dim,sdim,i,vid[8],mid,cid,cdof; 334 PetscInt sx,sy,sz,ie,je,ke,ien,jen,ken,nel; 335 PetscInt gsx,gsy,gsz,gm,gn,gp,kst,jst,ist; 336 PetscBool enabled = PETSC_TRUE, isascii; 337 const char *fmt; 338 339 PetscFunctionBegin; 340 PetscValidHeaderSpecific(dm,DM_CLASSID,1); 341 PetscValidHeaderSpecific(viewer,PETSC_VIEWER_CLASSID,2); 342 PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii)); 343 PetscCheck(isascii,PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP,"Viewer must be of type VIEWERASCII"); 344 PetscCallMPI(MPI_Comm_size(PetscObjectComm((PetscObject)viewer),&size)); 345 PetscCheck(size <= 1,PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP,"Use single sequential viewers for parallel visualization"); 346 PetscCall(DMGetDimension(dm,&dim)); 347 348 /* get container: determines if a process visualizes is portion of the data or not */ 349 PetscCall(PetscObjectQuery((PetscObject)viewer,"_glvis_info_container",(PetscObject*)&glvis_container)); 350 PetscCheck(glvis_container,PetscObjectComm((PetscObject)dm),PETSC_ERR_PLIB,"Missing GLVis container"); 351 { 352 PetscViewerGLVisInfo glvis_info; 353 PetscCall(PetscContainerGetPointer(glvis_container,(void**)&glvis_info)); 354 enabled = glvis_info->enabled; 355 fmt = glvis_info->fmt; 356 } 357 /* this can happen if we are calling DMView outside of VecView_GLVis */ 358 PetscCall(PetscObjectQuery((PetscObject)dm,"GLVisGraphicsDMDAGhosted",(PetscObject*)&da)); 359 if (!da) PetscCall(DMSetUpGLVisViewer_DMDA((PetscObject)dm,NULL)); 360 PetscCall(PetscObjectQuery((PetscObject)dm,"GLVisGraphicsDMDAGhosted",(PetscObject*)&da)); 361 PetscCheck(da,PetscObjectComm((PetscObject)dm),PETSC_ERR_PLIB,"Missing GLVis ghosted DMDA"); 362 PetscCall(DMGetCoordinateDim(da,&sdim)); 363 364 PetscCall(PetscViewerASCIIPrintf(viewer,"MFEM mesh v1.0\n")); 365 PetscCall(PetscViewerASCIIPrintf(viewer,"\ndimension\n")); 366 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT "\n",dim)); 367 368 if (!enabled) { 369 PetscCall(PetscViewerASCIIPrintf(viewer,"\nelements\n")); 370 PetscCall(PetscViewerASCIIPrintf(viewer,"0\n")); 371 PetscCall(PetscViewerASCIIPrintf(viewer,"\nboundary\n")); 372 PetscCall(PetscViewerASCIIPrintf(viewer,"0\n")); 373 PetscCall(PetscViewerASCIIPrintf(viewer,"\nvertices\n")); 374 PetscCall(PetscViewerASCIIPrintf(viewer,"0\n")); 375 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT "\n",sdim)); 376 PetscFunctionReturn(0); 377 } 378 379 PetscCall(DMDAGetNumElementsGhosted(da,&ien,&jen,&ken)); 380 nel = ien; 381 if (dim > 1) nel *= jen; 382 if (dim > 2) nel *= ken; 383 PetscCall(PetscViewerASCIIPrintf(viewer,"\nelements\n")); 384 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT "\n",nel)); 385 switch (dim) { 386 case 1: 387 for (ie = 0; ie < ien; ie++) { 388 vid[0] = ie; 389 vid[1] = ie+1; 390 mid = 1; /* material id */ 391 cid = 1; /* segment */ 392 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT "\n",mid,cid,vid[0],vid[1])); 393 } 394 break; 395 case 2: 396 for (je = 0; je < jen; je++) { 397 for (ie = 0; ie < ien; ie++) { 398 vid[0] = je*(ien+1) + ie; 399 vid[1] = je*(ien+1) + ie+1; 400 vid[2] = (je+1)*(ien+1) + ie+1; 401 vid[3] = (je+1)*(ien+1) + ie; 402 mid = 1; /* material id */ 403 cid = 3; /* quad */ 404 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT "\n",mid,cid,vid[0],vid[1],vid[2],vid[3])); 405 } 406 } 407 break; 408 case 3: 409 for (ke = 0; ke < ken; ke++) { 410 for (je = 0; je < jen; je++) { 411 for (ie = 0; ie < ien; ie++) { 412 vid[0] = ke*(jen+1)*(ien+1) + je*(ien+1) + ie; 413 vid[1] = ke*(jen+1)*(ien+1) + je*(ien+1) + ie+1; 414 vid[2] = ke*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie+1; 415 vid[3] = ke*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie; 416 vid[4] = (ke+1)*(jen+1)*(ien+1) + je*(ien+1) + ie; 417 vid[5] = (ke+1)*(jen+1)*(ien+1) + je*(ien+1) + ie+1; 418 vid[6] = (ke+1)*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie+1; 419 vid[7] = (ke+1)*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie; 420 mid = 1; /* material id */ 421 cid = 5; /* hex */ 422 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT "\n",mid,cid,vid[0],vid[1],vid[2],vid[3],vid[4],vid[5],vid[6],vid[7])); 423 } 424 } 425 } 426 break; 427 default: 428 SETERRQ(PetscObjectComm((PetscObject)da),PETSC_ERR_SUP,"Unsupported dimension %" PetscInt_FMT,dim); 429 } 430 PetscCall(PetscViewerASCIIPrintf(viewer,"\nboundary\n")); 431 PetscCall(PetscViewerASCIIPrintf(viewer,"0\n")); 432 433 /* vertex coordinates */ 434 PetscCall(PetscObjectQuery((PetscObject)da,"GLVisGraphicsCoordsGhosted",(PetscObject*)&xcoorl)); 435 PetscCheck(xcoorl,PetscObjectComm((PetscObject)dm),PETSC_ERR_PLIB,"Missing GLVis ghosted coords"); 436 PetscCall(DMDAGetNumVerticesGhosted(da,&ien,&jen,&ken)); 437 PetscCall(PetscViewerASCIIPrintf(viewer,"\nvertices\n")); 438 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT "\n",ien*jen*ken)); 439 if (nel) { 440 PetscCall(VecGetDM(xcoorl,&cda)); 441 PetscCall(VecGetArrayRead(xcoorl,&array)); 442 if (!cda) { /* HO viz */ 443 const char *fecname; 444 PetscInt nc,nl; 445 446 PetscCall(PetscObjectGetName((PetscObject)xcoorl,&fecname)); 447 PetscCall(PetscViewerASCIIPrintf(viewer,"nodes\n")); 448 PetscCall(PetscViewerASCIIPrintf(viewer,"FiniteElementSpace\n")); 449 PetscCall(PetscViewerASCIIPrintf(viewer,"%s\n",fecname)); 450 PetscCall(PetscViewerASCIIPrintf(viewer,"VDim: %" PetscInt_FMT "\n",sdim)); 451 PetscCall(PetscViewerASCIIPrintf(viewer,"Ordering: 1\n\n")); /*Ordering::byVDIM*/ 452 /* L2 coordinates */ 453 PetscCall(DMDAGetNumElementsGhosted(da,&ien,&jen,&ken)); 454 PetscCall(VecGetLocalSize(xcoorl,&nl)); 455 nc = ien*(jen>0 ? jen : 1)*(ken>0 ? ken : 1); 456 cdof = nc ? nl/nc : 0; 457 if (!ien) ien++; 458 if (!jen) jen++; 459 if (!ken) ken++; 460 ist = jst = kst = 0; 461 gm = ien; 462 gn = jen; 463 gp = ken; 464 } else { 465 DMDAGhostedGLVisViewerCtx *dactx; 466 467 PetscCall(DMGetApplicationContext(da,&dactx)); 468 PetscCall(PetscViewerASCIIPrintf(viewer,"%" PetscInt_FMT "\n",sdim)); 469 cdof = sdim; 470 PetscCall(DMDAGetCorners(da,&sx,&sy,&sz,NULL,NULL,NULL)); 471 PetscCall(DMDAGetGhostCorners(da,&gsx,&gsy,&gsz,&gm,&gn,&gp)); 472 if (dactx->ll) { 473 kst = jst = ist = 0; 474 } else { 475 kst = gsz != sz ? 1 : 0; 476 jst = gsy != sy ? 1 : 0; 477 ist = gsx != sx ? 1 : 0; 478 } 479 } 480 for (ke = kst; ke < kst + ken; ke++) { 481 for (je = jst; je < jst + jen; je++) { 482 for (ie = ist; ie < ist + ien; ie++) { 483 PetscInt c; 484 485 i = ke * gm * gn + je * gm + ie; 486 for (c=0;c<cdof/sdim;c++) { 487 PetscInt d; 488 for (d=0;d<sdim;d++) { 489 PetscCall(PetscViewerASCIIPrintf(viewer,fmt,PetscRealPart(array[cdof*i+c*sdim+d]))); 490 } 491 PetscCall(PetscViewerASCIIPrintf(viewer,"\n")); 492 } 493 } 494 } 495 } 496 PetscCall(VecRestoreArrayRead(xcoorl,&array)); 497 } 498 PetscFunctionReturn(0); 499 } 500 501 PetscErrorCode DMView_DA_GLVis(DM dm, PetscViewer viewer) 502 { 503 PetscFunctionBegin; 504 PetscCall(DMView_GLVis(dm,viewer,DMDAView_GLVis_ASCII)); 505 PetscFunctionReturn(0); 506 } 507