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 CHKERRQ(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 CHKERRQ(VecDestroy(&ctx->xlocal)); 27 CHKERRQ(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 CHKERRQ(DMDAGetCorners(da,&sx,&sy,&sz,&ien,&jen,&ken)); 46 CHKERRQ(DMGetApplicationContext(da,&dactx)); 47 if (dactx->ll) { 48 PetscInt dim; 49 50 CHKERRQ(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 CHKERRQ(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 CHKERRQ(DMGetDimension(da,&dim)); 76 CHKERRQ(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 CHKERRQ(VecGetDM(ctx->xlocal,&da)); 101 PetscCheck(da,PetscObjectComm(oX),PETSC_ERR_ARG_WRONG,"Vector not generated from a DMDA"); 102 CHKERRQ(DMGetApplicationContext(da,&dactx)); 103 CHKERRQ(VecGetBlockSize(ctx->xlocal,&bs)); 104 CHKERRQ(DMGlobalToLocalBegin(da,(Vec)oX,INSERT_VALUES,ctx->xlocal)); 105 CHKERRQ(DMGlobalToLocalEnd(da,(Vec)oX,INSERT_VALUES,ctx->xlocal)); 106 CHKERRQ(DMDAGetNumVerticesGhosted(da,&ien,&jen,&ken)); 107 CHKERRQ(DMDAGetGhostCorners(da,&gsx,&gsy,&gsz,&gm,&gn,&gp)); 108 CHKERRQ(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 CHKERRQ(PetscMalloc2(nf,&arrayf,nf,&bss)); 117 CHKERRQ(VecGetArrayRead(ctx->xlocal,&array)); 118 for (f=0;f<nf;f++) { 119 CHKERRQ(VecGetBlockSize((Vec)oXf[f],&bss[f])); 120 CHKERRQ(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++) CHKERRQ(VecRestoreArray((Vec)oXf[f],&arrayf[f])); 135 CHKERRQ(VecRestoreArrayRead(ctx->xlocal,&array)); 136 CHKERRQ(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 PetscErrorCode ierr; 144 145 PetscFunctionBegin; 146 CHKERRQ(PetscObjectQuery(oda,"GLVisGraphicsDMDAGhosted",(PetscObject*)&daview)); 147 if (!daview) { 148 DMDAGhostedGLVisViewerCtx *dactx; 149 DM dacoord = NULL; 150 Vec xcoor,xcoorl; 151 PetscBool hashocoord = PETSC_FALSE; 152 const PetscInt *lx,*ly,*lz; 153 PetscInt dim,M,N,P,m,n,p,dof,s,i; 154 155 CHKERRQ(PetscNew(&dactx)); 156 dactx->ll = PETSC_TRUE; /* default to match elements layout obtained by DMDAGetElements */ 157 ierr = PetscOptionsBegin(PetscObjectComm(oda),oda->prefix,"GLVis PetscViewer DMDA Options","PetscViewer");CHKERRQ(ierr); 158 CHKERRQ(PetscOptionsBool("-viewer_glvis_dm_da_ll","Left-looking subdomain view",NULL,dactx->ll,&dactx->ll,NULL)); 159 ierr = PetscOptionsEnd();CHKERRQ(ierr); 160 /* Create a properly ghosted DMDA to visualize the mesh and the fields associated with */ 161 CHKERRQ(DMDAGetInfo(da,&dim,&M,&N,&P,&m,&n,&p,&dof,&s,NULL,NULL,NULL,NULL)); 162 CHKERRQ(DMDAGetOwnershipRanges(da,&lx,&ly,&lz)); 163 CHKERRQ(PetscObjectQuery((PetscObject)da,"_glvis_mesh_coords",(PetscObject*)&xcoor)); 164 if (!xcoor) { 165 CHKERRQ(DMGetCoordinates(da,&xcoor)); 166 } else { 167 hashocoord = PETSC_TRUE; 168 } 169 CHKERRQ(PetscInfo(da,"Creating auxilary DMDA for managing GLVis graphics\n")); 170 switch (dim) { 171 case 1: 172 CHKERRQ(DMDACreate1d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,M,dof,1,lx,&daview)); 173 if (!hashocoord) { 174 CHKERRQ(DMDACreate1d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,M,1,1,lx,&dacoord)); 175 } 176 break; 177 case 2: 178 CHKERRQ(DMDACreate2d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DMDA_STENCIL_BOX,M,N,m,n,dof,1,lx,ly,&daview)); 179 if (!hashocoord) { 180 CHKERRQ(DMDACreate2d(PetscObjectComm((PetscObject)da),DM_BOUNDARY_NONE,DM_BOUNDARY_NONE,DMDA_STENCIL_BOX,M,N,m,n,2,1,lx,ly,&dacoord)); 181 } 182 break; 183 case 3: 184 CHKERRQ(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)); 185 if (!hashocoord) { 186 CHKERRQ(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)); 187 } 188 break; 189 default: 190 SETERRQ(PetscObjectComm((PetscObject)da),PETSC_ERR_SUP,"Unsupported dimension %D",dim); 191 } 192 CHKERRQ(DMSetApplicationContext(daview,dactx)); 193 CHKERRQ(DMSetApplicationContextDestroy(daview,DMDAGhostedDestroyGLVisViewerCtx_Private)); 194 CHKERRQ(DMSetUp(daview)); 195 if (!xcoor) { 196 CHKERRQ(DMDASetUniformCoordinates(daview,0.0,1.0,0.0,1.0,0.0,1.0)); 197 CHKERRQ(DMGetCoordinates(daview,&xcoor)); 198 } 199 if (dacoord) { 200 CHKERRQ(DMSetUp(dacoord)); 201 CHKERRQ(DMCreateLocalVector(dacoord,&xcoorl)); 202 CHKERRQ(DMGlobalToLocalBegin(dacoord,xcoor,INSERT_VALUES,xcoorl)); 203 CHKERRQ(DMGlobalToLocalEnd(dacoord,xcoor,INSERT_VALUES,xcoorl)); 204 CHKERRQ(DMDestroy(&dacoord)); 205 } else { 206 PetscInt ien,jen,ken,nc,nl,cdof,deg; 207 char fecmesh[64]; 208 const char *name; 209 PetscBool flg; 210 211 CHKERRQ(DMDAGetNumElementsGhosted(daview,&ien,&jen,&ken)); 212 nc = ien*(jen>0 ? jen : 1)*(ken>0 ? ken : 1); 213 214 CHKERRQ(VecGetLocalSize(xcoor,&nl)); 215 PetscCheckFalse(nc && nl % nc,PETSC_COMM_SELF,PETSC_ERR_SUP,"Incompatible local coordinate size %D and number of cells %D",nl,nc); 216 CHKERRQ(VecDuplicate(xcoor,&xcoorl)); 217 CHKERRQ(VecCopy(xcoor,xcoorl)); 218 CHKERRQ(VecSetDM(xcoorl,NULL)); 219 CHKERRQ(PetscObjectGetName((PetscObject)xcoor,&name)); 220 CHKERRQ(PetscStrbeginswith(name,"FiniteElementCollection:",&flg)); 221 if (!flg) { 222 deg = 0; 223 if (nc && nl) { 224 cdof = nl/(nc*dim); 225 deg = 1; 226 while (1) { 227 PetscInt degd = 1; 228 for (i=0;i<dim;i++) degd *= (deg+1); 229 PetscCheckFalse(degd > cdof,PETSC_COMM_SELF,PETSC_ERR_SUP,"Cell dofs %D",cdof); 230 if (degd == cdof) break; 231 deg++; 232 } 233 } 234 CHKERRQ(PetscSNPrintf(fecmesh,sizeof(fecmesh),"FiniteElementCollection: L2_T1_%DD_P%D",dim,deg)); 235 CHKERRQ(PetscObjectSetName((PetscObject)xcoorl,fecmesh)); 236 } else { 237 CHKERRQ(PetscObjectSetName((PetscObject)xcoorl,name)); 238 } 239 } 240 241 /* xcoorl is composed with the ghosted DMDA, the ghosted coordinate DMDA (if present) is only available through this vector */ 242 CHKERRQ(PetscObjectCompose((PetscObject)daview,"GLVisGraphicsCoordsGhosted",(PetscObject)xcoorl)); 243 CHKERRQ(PetscObjectDereference((PetscObject)xcoorl)); 244 245 /* daview is composed with the original DMDA */ 246 CHKERRQ(PetscObjectCompose(oda,"GLVisGraphicsDMDAGhosted",(PetscObject)daview)); 247 CHKERRQ(PetscObjectDereference((PetscObject)daview)); 248 } 249 250 /* customize the viewer if present */ 251 if (viewer) { 252 DMDAFieldGLVisViewerCtx *ctx; 253 DMDAGhostedGLVisViewerCtx *dactx; 254 char fec[64]; 255 Vec xlocal,*Ufield; 256 const char **dafieldname; 257 char **fec_type,**fieldname; 258 PetscInt *nlocal,*bss,*dims; 259 PetscInt dim,M,N,P,dof,s,i,nf; 260 PetscBool bsset; 261 262 CHKERRQ(DMDAGetInfo(daview,&dim,NULL,NULL,NULL,NULL,NULL,NULL,&dof,NULL,NULL,NULL,NULL,NULL)); 263 CHKERRQ(DMGetApplicationContext(daview,&dactx)); 264 CHKERRQ(DMCreateLocalVector(daview,&xlocal)); 265 CHKERRQ(DMDAGetFieldNames(da,(const char * const **)&dafieldname)); 266 CHKERRQ(DMDAGetNumVerticesGhosted(daview,&M,&N,&P)); 267 CHKERRQ(PetscSNPrintf(fec,sizeof(fec),"FiniteElementCollection: H1_%DD_P1",dim)); 268 CHKERRQ(PetscMalloc6(dof,&fec_type,dof,&nlocal,dof,&bss,dof,&dims,dof,&fieldname,dof,&Ufield)); 269 for (i=0;i<dof;i++) bss[i] = 1; 270 nf = dof; 271 272 ierr = PetscOptionsBegin(PetscObjectComm(oda),oda->prefix,"GLVis PetscViewer DMDA Field options","PetscViewer");CHKERRQ(ierr); 273 CHKERRQ(PetscOptionsIntArray("-viewer_glvis_dm_da_bs","Block sizes for subfields; enable vector representation",NULL,bss,&nf,&bsset)); 274 ierr = PetscOptionsEnd();CHKERRQ(ierr); 275 if (bsset) { 276 PetscInt t; 277 for (i=0,t=0;i<nf;i++) t += bss[i]; 278 PetscCheckFalse(t != dof,PetscObjectComm(oda),PETSC_ERR_USER,"Sum of block sizes %D should equal %D",t,dof); 279 } else nf = dof; 280 281 for (i=0,s=0;i<nf;i++) { 282 CHKERRQ(PetscStrallocpy(fec,&fec_type[i])); 283 if (bss[i] == 1) { 284 CHKERRQ(PetscStrallocpy(dafieldname[s],&fieldname[i])); 285 } else { 286 PetscInt b; 287 size_t tlen = 9; /* "Vector-" + end */ 288 for (b=0;b<bss[i];b++) { 289 size_t len; 290 CHKERRQ(PetscStrlen(dafieldname[s+b],&len)); 291 tlen += len + 1; /* field + "-" */ 292 } 293 CHKERRQ(PetscMalloc1(tlen,&fieldname[i])); 294 CHKERRQ(PetscStrcpy(fieldname[i],"Vector-")); 295 for (b=0;b<bss[i]-1;b++) { 296 CHKERRQ(PetscStrcat(fieldname[i],dafieldname[s+b])); 297 CHKERRQ(PetscStrcat(fieldname[i],"-")); 298 } 299 CHKERRQ(PetscStrcat(fieldname[i],dafieldname[s+b])); 300 } 301 dims[i] = dim; 302 nlocal[i] = M*N*P*bss[i]; 303 s += bss[i]; 304 } 305 306 /* the viewer context takes ownership of xlocal and destroys it in DMDAFieldDestroyGLVisViewerCtx_Private */ 307 CHKERRQ(PetscNew(&ctx)); 308 ctx->xlocal = xlocal; 309 310 /* create work vectors */ 311 for (i=0;i<nf;i++) { 312 CHKERRQ(VecCreateMPI(PetscObjectComm((PetscObject)da),nlocal[i],PETSC_DECIDE,&Ufield[i])); 313 CHKERRQ(PetscObjectSetName((PetscObject)Ufield[i],fieldname[i])); 314 CHKERRQ(VecSetBlockSize(Ufield[i],bss[i])); 315 CHKERRQ(VecSetDM(Ufield[i],da)); 316 } 317 318 CHKERRQ(PetscViewerGLVisSetFields(viewer,nf,(const char**)fec_type,dims,DMDASampleGLVisFields_Private,(PetscObject*)Ufield,ctx,DMDAFieldDestroyGLVisViewerCtx_Private)); 319 for (i=0;i<nf;i++) { 320 CHKERRQ(PetscFree(fec_type[i])); 321 CHKERRQ(PetscFree(fieldname[i])); 322 CHKERRQ(VecDestroy(&Ufield[i])); 323 } 324 CHKERRQ(PetscFree6(fec_type,nlocal,bss,dims,fieldname,Ufield)); 325 } 326 PetscFunctionReturn(0); 327 } 328 329 static PetscErrorCode DMDAView_GLVis_ASCII(DM dm, PetscViewer viewer) 330 { 331 DM da,cda; 332 Vec xcoorl; 333 PetscMPIInt size; 334 const PetscScalar *array; 335 PetscContainer glvis_container; 336 PetscInt dim,sdim,i,vid[8],mid,cid,cdof; 337 PetscInt sx,sy,sz,ie,je,ke,ien,jen,ken,nel; 338 PetscInt gsx,gsy,gsz,gm,gn,gp,kst,jst,ist; 339 PetscBool enabled = PETSC_TRUE, isascii; 340 const char *fmt; 341 342 PetscFunctionBegin; 343 PetscValidHeaderSpecific(dm,DM_CLASSID,1); 344 PetscValidHeaderSpecific(viewer,PETSC_VIEWER_CLASSID,2); 345 CHKERRQ(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii)); 346 PetscCheck(isascii,PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP,"Viewer must be of type VIEWERASCII"); 347 CHKERRMPI(MPI_Comm_size(PetscObjectComm((PetscObject)viewer),&size)); 348 PetscCheckFalse(size > 1,PetscObjectComm((PetscObject)viewer),PETSC_ERR_SUP,"Use single sequential viewers for parallel visualization"); 349 CHKERRQ(DMGetDimension(dm,&dim)); 350 351 /* get container: determines if a process visualizes is portion of the data or not */ 352 CHKERRQ(PetscObjectQuery((PetscObject)viewer,"_glvis_info_container",(PetscObject*)&glvis_container)); 353 PetscCheck(glvis_container,PetscObjectComm((PetscObject)dm),PETSC_ERR_PLIB,"Missing GLVis container"); 354 { 355 PetscViewerGLVisInfo glvis_info; 356 CHKERRQ(PetscContainerGetPointer(glvis_container,(void**)&glvis_info)); 357 enabled = glvis_info->enabled; 358 fmt = glvis_info->fmt; 359 } 360 /* this can happen if we are calling DMView outside of VecView_GLVis */ 361 CHKERRQ(PetscObjectQuery((PetscObject)dm,"GLVisGraphicsDMDAGhosted",(PetscObject*)&da)); 362 if (!da) CHKERRQ(DMSetUpGLVisViewer_DMDA((PetscObject)dm,NULL)); 363 CHKERRQ(PetscObjectQuery((PetscObject)dm,"GLVisGraphicsDMDAGhosted",(PetscObject*)&da)); 364 PetscCheck(da,PetscObjectComm((PetscObject)dm),PETSC_ERR_PLIB,"Missing GLVis ghosted DMDA"); 365 CHKERRQ(DMGetCoordinateDim(da,&sdim)); 366 367 CHKERRQ(PetscViewerASCIIPrintf(viewer,"MFEM mesh v1.0\n")); 368 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\ndimension\n")); 369 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",dim)); 370 371 if (!enabled) { 372 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\nelements\n")); 373 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",0)); 374 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\nboundary\n")); 375 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",0)); 376 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\nvertices\n")); 377 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",0)); 378 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",sdim)); 379 PetscFunctionReturn(0); 380 } 381 382 CHKERRQ(DMDAGetNumElementsGhosted(da,&ien,&jen,&ken)); 383 nel = ien; 384 if (dim > 1) nel *= jen; 385 if (dim > 2) nel *= ken; 386 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\nelements\n")); 387 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",nel)); 388 switch (dim) { 389 case 1: 390 for (ie = 0; ie < ien; ie++) { 391 vid[0] = ie; 392 vid[1] = ie+1; 393 mid = 1; /* material id */ 394 cid = 1; /* segment */ 395 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D %D %D %D\n",mid,cid,vid[0],vid[1])); 396 } 397 break; 398 case 2: 399 for (je = 0; je < jen; je++) { 400 for (ie = 0; ie < ien; ie++) { 401 vid[0] = je*(ien+1) + ie; 402 vid[1] = je*(ien+1) + ie+1; 403 vid[2] = (je+1)*(ien+1) + ie+1; 404 vid[3] = (je+1)*(ien+1) + ie; 405 mid = 1; /* material id */ 406 cid = 3; /* quad */ 407 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D %D %D %D %D %D\n",mid,cid,vid[0],vid[1],vid[2],vid[3])); 408 } 409 } 410 break; 411 case 3: 412 for (ke = 0; ke < ken; ke++) { 413 for (je = 0; je < jen; je++) { 414 for (ie = 0; ie < ien; ie++) { 415 vid[0] = ke*(jen+1)*(ien+1) + je*(ien+1) + ie; 416 vid[1] = ke*(jen+1)*(ien+1) + je*(ien+1) + ie+1; 417 vid[2] = ke*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie+1; 418 vid[3] = ke*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie; 419 vid[4] = (ke+1)*(jen+1)*(ien+1) + je*(ien+1) + ie; 420 vid[5] = (ke+1)*(jen+1)*(ien+1) + je*(ien+1) + ie+1; 421 vid[6] = (ke+1)*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie+1; 422 vid[7] = (ke+1)*(jen+1)*(ien+1) + (je+1)*(ien+1) + ie; 423 mid = 1; /* material id */ 424 cid = 5; /* hex */ 425 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D %D %D %D %D %D %D %D %D %D\n",mid,cid,vid[0],vid[1],vid[2],vid[3],vid[4],vid[5],vid[6],vid[7])); 426 } 427 } 428 } 429 break; 430 default: 431 SETERRQ(PetscObjectComm((PetscObject)da),PETSC_ERR_SUP,"Unsupported dimension %D",dim); 432 } 433 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\nboundary\n")); 434 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",0)); 435 436 /* vertex coordinates */ 437 CHKERRQ(PetscObjectQuery((PetscObject)da,"GLVisGraphicsCoordsGhosted",(PetscObject*)&xcoorl)); 438 PetscCheck(xcoorl,PetscObjectComm((PetscObject)dm),PETSC_ERR_PLIB,"Missing GLVis ghosted coords"); 439 CHKERRQ(DMDAGetNumVerticesGhosted(da,&ien,&jen,&ken)); 440 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\nvertices\n")); 441 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",ien*jen*ken)); 442 if (nel) { 443 CHKERRQ(VecGetDM(xcoorl,&cda)); 444 CHKERRQ(VecGetArrayRead(xcoorl,&array)); 445 if (!cda) { /* HO viz */ 446 const char *fecname; 447 PetscInt nc,nl; 448 449 CHKERRQ(PetscObjectGetName((PetscObject)xcoorl,&fecname)); 450 CHKERRQ(PetscViewerASCIIPrintf(viewer,"nodes\n")); 451 CHKERRQ(PetscViewerASCIIPrintf(viewer,"FiniteElementSpace\n")); 452 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%s\n",fecname)); 453 CHKERRQ(PetscViewerASCIIPrintf(viewer,"VDim: %D\n",sdim)); 454 CHKERRQ(PetscViewerASCIIPrintf(viewer,"Ordering: 1\n\n")); /*Ordering::byVDIM*/ 455 /* L2 coordinates */ 456 CHKERRQ(DMDAGetNumElementsGhosted(da,&ien,&jen,&ken)); 457 CHKERRQ(VecGetLocalSize(xcoorl,&nl)); 458 nc = ien*(jen>0 ? jen : 1)*(ken>0 ? ken : 1); 459 cdof = nc ? nl/nc : 0; 460 if (!ien) ien++; 461 if (!jen) jen++; 462 if (!ken) ken++; 463 ist = jst = kst = 0; 464 gm = ien; 465 gn = jen; 466 gp = ken; 467 } else { 468 DMDAGhostedGLVisViewerCtx *dactx; 469 470 CHKERRQ(DMGetApplicationContext(da,&dactx)); 471 CHKERRQ(PetscViewerASCIIPrintf(viewer,"%D\n",sdim)); 472 cdof = sdim; 473 CHKERRQ(DMDAGetCorners(da,&sx,&sy,&sz,NULL,NULL,NULL)); 474 CHKERRQ(DMDAGetGhostCorners(da,&gsx,&gsy,&gsz,&gm,&gn,&gp)); 475 if (dactx->ll) { 476 kst = jst = ist = 0; 477 } else { 478 kst = gsz != sz ? 1 : 0; 479 jst = gsy != sy ? 1 : 0; 480 ist = gsx != sx ? 1 : 0; 481 } 482 } 483 for (ke = kst; ke < kst + ken; ke++) { 484 for (je = jst; je < jst + jen; je++) { 485 for (ie = ist; ie < ist + ien; ie++) { 486 PetscInt c; 487 488 i = ke * gm * gn + je * gm + ie; 489 for (c=0;c<cdof/sdim;c++) { 490 PetscInt d; 491 for (d=0;d<sdim;d++) { 492 CHKERRQ(PetscViewerASCIIPrintf(viewer,fmt,PetscRealPart(array[cdof*i+c*sdim+d]))); 493 } 494 CHKERRQ(PetscViewerASCIIPrintf(viewer,"\n")); 495 } 496 } 497 } 498 } 499 CHKERRQ(VecRestoreArrayRead(xcoorl,&array)); 500 } 501 PetscFunctionReturn(0); 502 } 503 504 PetscErrorCode DMView_DA_GLVis(DM dm, PetscViewer viewer) 505 { 506 PetscFunctionBegin; 507 CHKERRQ(DMView_GLVis(dm,viewer,DMDAView_GLVis_ASCII)); 508 PetscFunctionReturn(0); 509 } 510