static dErr doGlobalNumber(iMesh_Instance mesh,iBase_EntitySetHandle root)
{
MeshListEH ents=MLZ;
int owned,offset,*number;
dMeshTag idTag;
dErr err;
dFunctionBegin;
iMesh_getEntities(mesh,root,iBase_ALL_TYPES,iMesh_ALL_TOPOLOGIES,MLREF(ents),&err);dICHK(mesh,err);
err = dMalloc(ents.s*sizeof(number[0]),&number);dCHK(err);
owned = ents.s; offset = 0;
for (int i=0; i<owned; i++) {
number[i] = offset + i;
}
iMesh_createTag(mesh,"dohp_global_number",1,iBase_INTEGER,&idTag,&err,sizeof("dohp_global_number"));dICHK(mesh,err);
iMesh_setIntArrData(mesh,ents.v,owned,idTag,number,owned,&err);dICHK(mesh,err);
err = dFree(number);dCHK(err);
MeshListFree(ents);
dFunctionReturn(0);
}
static dErr doGlobalID(iMesh_Instance mesh,iBase_EntitySetHandle root)
{
MeshListEH ents=MLZ;
MeshListInt type=MLZ;
int count[4] = {0,0,0,0};
int owned,*number;
dMeshTag idTag;
dErr err;
dFunctionBegin;
iMesh_getEntities(mesh,root,iBase_ALL_TYPES,iMesh_ALL_TOPOLOGIES,MLREF(ents),&err);dICHK(mesh,err);
iMesh_getEntArrType(mesh,ents.v,ents.s,MLREF(type),&err);dICHK(mesh,err);
err = dMalloc(ents.s*sizeof(number[0]),&number);dCHK(err);
owned = ents.s;
for (int i=0; i<owned; i++) {
number[i] = count[type.v[i]]++;
}
iMesh_getTagHandle(mesh,"GLOBAL_ID",&idTag,&err,sizeof("GLOBAL_ID"));dICHK(mesh,err);
iMesh_setIntArrData(mesh,ents.v,owned,idTag,number,owned,&err);dICHK(mesh,err);
err = dFree(number);dCHK(err);
MeshListFree(ents); MeshListFree(type);
dFunctionReturn(0);
}
static dErr createUniformTags(iMesh_Instance mesh,iBase_EntitySetHandle root)
{
dMeshTag itag,rtag;
MeshListEH ents=MLZ;
int *idata;
double *rdata;
dErr err;
dFunctionBegin;
iMesh_getEntities(mesh,root,iBase_ALL_TYPES,iMesh_ALL_TOPOLOGIES,MLREF(ents),&err);dICHK(mesh,err);
err = dMalloc(ents.s*sizeof(idata[0]),&idata);dCHK(err);
err = dMalloc(ents.s*sizeof(rdata[0]),&rdata);dCHK(err);
for (dInt i=0; i<ents.s; i++) {
idata[i] = -i;
rdata[i] = -1.0*i;
}
iMesh_createTag(mesh,"UNIFORM_INT",1,iBase_INTEGER,&itag,&err,sizeof("UNIFORM_INT"));dICHK(mesh,err);
iMesh_createTag(mesh,"UNIFORM_REAL",1,iBase_DOUBLE,&rtag,&err,sizeof("UNIFORM_REAL"));dICHK(mesh,err);
iMesh_setIntArrData(mesh,ents.v,ents.s,itag,idata,ents.s,&err);dICHK(mesh,err);
iMesh_setDblArrData(mesh,ents.v,ents.s,rtag,rdata,ents.s,&err);dICHK(mesh,err);
MeshListFree(ents); dFree(idata); dFree(rdata);
dFunctionReturn(0);
}
// Generates a mesh of a brick using run-time parameters.
// The new mesh populates the given root set.
// This should be converted to have a useful programmatic API.
dErr dMeshGenerateBlock(dMesh dmesh,dMeshESH root,PetscBool do_geom)
{
const char pTagName[]="OWNING_PART", pSetName[]="PARALLEL_PARTITION";
PetscBool assoc_with_brick=0,do_color_bdy=0,do_material = 1,do_uniform = 1,do_global_number = 0,do_global_id = 1;
PetscBool do_partition = 1,do_pressure = 0,do_faces = 1,do_edges = 1;
dReal rotate_y = 0;
dInt verbose = 0;
iMesh_Instance mesh;
iBase_EntityHandle *entbuf;
iBase_EntitySetHandle facesets[6];
iBase_TagHandle pTag;
MeshListEH v=MLZ,e=MLZ,f=MLZ,r=MLZ,c=MLZ;
MeshListReal x=MLZ;
MeshListInt s=MLZ,part=MLZ;
dInt *face[6],facecount[6]={0};
int err,i,j,k,m,n,p,M,N,P,I,J,K,order=iBase_INTERLEAVED;
Box box;
PetscViewer viewer;
dFunctionBegin;
dValidHeader(dmesh,dMESH_CLASSID,1);
err = PetscViewerASCIIGetStdout(((PetscObject)dmesh)->comm,&viewer);dCHK(err);
err = PetscOptionsBegin(((PetscObject)dmesh)->comm,((PetscObject)dmesh)->prefix,"dMeshGenerate Block: generate cartesian meshes",NULL);dCHK(err);
{
char boxstr[256] = "-1:1,-1:1,-1:1",mnp[256] = "5,5,5",MNP[256] = "2,2,2";
err = PetscOptionsInt("-dmeshgen_block_verbose","verbosity of output","none",verbose,&verbose,NULL);dCHK(err);
if (do_geom) {
err = PetscOptionsBool("-dmeshgen_block_assoc_with_brick","associate boundaries with brick","none",assoc_with_brick,&assoc_with_brick,NULL);dCHK(err);
}
err = PetscOptionsBool("-dmeshgen_block_color_bdy","color boundary sets","none",do_color_bdy,&do_color_bdy,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_material","create material sets","none",do_material,&do_material,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_uniform","create uniform sets","none",do_uniform,&do_uniform,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_global_number","create global_number tags","none",do_global_number,&do_global_number,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_global_id","create GLOBAL_ID tags","none",do_global_id,&do_global_id,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_partition","create partition sets","none",do_partition,&do_partition,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_pressure","create pressure sets","none",do_pressure,&do_pressure,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_faces","create face entities","none",do_faces,&do_faces,NULL);dCHK(err);
err = PetscOptionsBool("-dmeshgen_block_edges","create face entities","none",do_edges,&do_edges,NULL);dCHK(err);
err = PetscOptionsReal("-dmeshgen_block_rotate_y","rotate domain by given angle (degrees) around y axis)","none",rotate_y,&rotate_y,NULL);dCHK(err); rotate_y *= PETSC_PI/180.;
err = PetscOptionsString("-dmeshgen_block_box","box x0:x1,y0:y1,z0:z1","none",boxstr,boxstr,sizeof(boxstr),NULL);dCHK(err);
err = PetscOptionsString("-dmeshgen_block_mnp","number of points m,n,p","none",mnp,mnp,sizeof(mnp),NULL);dCHK(err);
err = PetscOptionsString("-dmeshgen_block_procs_mnp","number of procs M,N,P","none",MNP,MNP,sizeof(MNP),NULL);dCHK(err);
i = sscanf(boxstr,"%lf:%lf,%lf:%lf,%lf:%lf",&box.x0,&box.x1,&box.y0,&box.y1,&box.z0,&box.z1);
if (i != 6) dERROR(PETSC_COMM_SELF,1,"Failed to parse bounding box.");
i = sscanf(mnp,"%d,%d,%d",&m,&n,&p);
if (i != 3) dERROR(PETSC_COMM_SELF,1,"Failed to parse size.");
i = sscanf(MNP,"%d,%d,%d",&M,&N,&P);
if (i != 3) dERROR(PETSC_COMM_SELF,1,"Failed to parse partition size.");
}
err = PetscOptionsEnd();
err = dMeshGetInstance(dmesh,&mesh);dCHK(err);
/* Allocate buffers */
err = dMallocA(m*n*p*3,&entbuf);dCHK(err); /* More than enough to hold all entities of any given type */
for (i=0; i<6; i++) {
int n2max = dSqrInt(dMaxInt(m,dMaxInt(n,p)));
err = dMallocA(2*n2max,&face[i]);dCHK(err);
iMesh_createEntSet(mesh,0,&facesets[i],&err);dICHK(mesh,err);
}
/* Create vertices */
x.a = x.s = m*n*p*3; x.v = malloc(x.a*sizeof(double));
for (i=0; i<m; i++) {
for (j=0; j<n; j++) {
for (k=0; k<p; k++) {
dReal X,Y,Z;
I = (i*n+j)*p+k;
if (i==0) AddToFace(face,facecount,3,I);
else if (i==m-1) AddToFace(face,facecount,1,I);
else if (j==0) AddToFace(face,facecount,0,I);
else if (j==n-1) AddToFace(face,facecount,2,I);
else if (k==0) AddToFace(face,facecount,4,I);
else if (k==p-1) AddToFace(face,facecount,5,I);
X = box.x0 + (box.x1-box.x0)*(1.*i/(m-1));
Y = box.y0 + (box.y1-box.y0)*(1.*j/(n-1));
Z = box.z0 + (box.z1-box.z0)*(1.*k/(p-1));
x.v[3*I+0] = cos(rotate_y) * X - sin(rotate_y) * Z;
x.v[3*I+1] = Y;
x.v[3*I+2] = sin(rotate_y) * X + cos(rotate_y) * Z;
}
}
}
iMesh_createVtxArr(mesh,m*n*p,order,x.v,x.s,&v.v,&v.a,&v.s,&err);dICHK(mesh,err);
err = CommitToFaceSets(mesh,v.v,face,facecount,facesets,entbuf);
MeshListFree(x);
/* Create regions */
c.a = c.s = (m-1)*(n-1)*(p-1)*8; c.v = malloc(c.a*sizeof(iBase_EntityHandle)); /* connectivity */
I=0;
for (i=0; i<m-1; i++) {
for (j=0; j<n-1; j++) {
for (k=0; k<p-1; k++) {
c.v[I++] = v.v[((i+0)*n+(j+0))*p+(k+0)];
c.v[I++] = v.v[((i+1)*n+(j+0))*p+(k+0)];
c.v[I++] = v.v[((i+1)*n+(j+1))*p+(k+0)];
c.v[I++] = v.v[((i+0)*n+(j+1))*p+(k+0)];
c.v[I++] = v.v[((i+0)*n+(j+0))*p+(k+1)];
c.v[I++] = v.v[((i+1)*n+(j+0))*p+(k+1)];
c.v[I++] = v.v[((i+1)*n+(j+1))*p+(k+1)];
c.v[I++] = v.v[((i+0)*n+(j+1))*p+(k+1)];
}
}
}
if (I != c.s) dERROR(PETSC_COMM_SELF,1,"Wrong number of regions.");
iMesh_createEntArr(mesh,iMesh_HEXAHEDRON,c.v,c.s,&r.v,&r.a,&r.s,&s.v,&s.a,&s.s,&err);dICHK(mesh,err);
if (r.s != (m-1)*(n-1)*(p-1)) dERROR(PETSC_COMM_SELF,1,"Wrong number of regions created.");
if (verbose > 0) {err = PetscViewerASCIIPrintf(viewer,"region size %d, status size %d\n",r.s,s.s);dCHK(err);}
if (do_global_number) {err = doGlobalNumber(mesh,root);dCHK(err);}
if (do_global_id) {err = doGlobalID(mesh,root);dCHK(err);}
if (do_partition) { /* Partition tags */
/* Create partition. */
part.a = part.s = r.s; part.v = malloc(part.a*sizeof(int));
for (i=0; i<m-1; i++) {
for (j=0; j<n-1; j++) {
for (k=0; k<p-1; k++) {
I = i*M/(m-1); J = j*N/(n-1); K = k*P/(p-1);
part.v[(i*(n-1)+j)*(p-1)+k] = (I*N+J)*P+K;
}
}
}
/* MATERIAL_SET is a special name associated with all iMesh instances
* If we are using a different name, we can assume it is not special. */
if (strcmp(pTagName,"MATERIAL_SET")) {
iMesh_createTag(mesh,pTagName,1,iBase_INTEGER,&pTag,&err,sizeof(pTagName));dICHK(mesh,err);
} else {
iMesh_getTagHandle(mesh,"MATERIAL_SET",&pTag,&err,sizeof("MATERIAL_SET"));dICHK(mesh,err);
}
iMesh_setIntArrData(mesh,r.v,r.s,pTag,part.v,part.s,&err);dICHK(mesh,err);
MeshListFree(part);
}
if (do_partition) /* Partition sets */
{
int ii,jj,kk;
iBase_EntitySetHandle partset;
iBase_EntityHandle *entp;
/* reuse some stuff, set up the a partition set */
iMesh_createTag(mesh,pSetName,1,iBase_INTEGER,&pTag,&err,sizeof(pSetName));dICHK(mesh,err);
for (i=0; i<M; i++) {
for (j=0; j<N; j++) {
for (k=0; k<P; k++) {
iMesh_createEntSet(mesh,0,&partset,&err);dICHK(mesh,err);
entp = entbuf;
for (ii=i*(m-1)/M; ii<(i+1)*(m-1)/M; ii++) {
for (jj=j*(n-1)/N; jj<(j+1)*(n-1)/N; jj++) {
for (kk=k*(p-1)/P; kk<(k+1)*(p-1)/P; kk++) {
*entp++ = r.v[(ii*(n-1)+jj)*(p-1)+kk];
}
}
}
if (verbose > 0) {err = PetscViewerASCIIPrintf(viewer,"part[%d (%d,%d,%d)] has %d regions\n",(i*N+j)*P+k,i,j,k,(int)(entp-entbuf));dCHK(err);}
iMesh_addEntArrToSet(mesh,entbuf,(int)(entp-entbuf),partset,&err);dICHK(mesh,err);
iMesh_setEntSetIntData(mesh,partset,pTag,(i*N+j)*P+k,&err);dICHK(mesh,err);
}
}
}
}
MeshListFree(r); MeshListFree(s); MeshListFree(c);
if (do_faces)
{
/* Create faces */
c.a = c.s = 4*((m-1)*(n-1)*p + (m-1)*n*(p-1) + m*(n-1)*(p-1)); c.v = malloc(c.a*sizeof(iBase_EntityHandle));
I = 0;
for (i=0; i<m-1; i++) { /* Faces with normal pointing in positive z direction */
for (j=0; j<n-1; j++) {
for (k=0; k<p; k++) {
if (k==0) AddToFace(face,facecount,4,I/4);
if (k==p-1) AddToFace(face,facecount,5,I/4);
c.v[I++] = v.v[((i+0)*n+(j+0))*p+k];
c.v[I++] = v.v[((i+1)*n+(j+0))*p+k];
c.v[I++] = v.v[((i+1)*n+(j+1))*p+k];
c.v[I++] = v.v[((i+0)*n+(j+1))*p+k];
}
}
}
for (i=0; i<m-1; i++) { /* Faces with normal pointing in negative y direction */
for (j=0; j<n; j++) {
for (k=0; k<p-1; k++) {
if (j==0) AddToFace(face,facecount,0,I/4);
if (j==n-1) AddToFace(face,facecount,2,I/4);
c.v[I++] = v.v[((i+0)*n+j)*p+(k+0)];
c.v[I++] = v.v[((i+1)*n+j)*p+(k+0)];
c.v[I++] = v.v[((i+1)*n+j)*p+(k+1)];
c.v[I++] = v.v[((i+0)*n+j)*p+(k+1)];
}
}
}
for (i=0; i<m; i++) { /* Faces with normal pointing in positive x direction */
for (j=0; j<n-1; j++) {
for (k=0; k<p-1; k++) {
if (i==0) AddToFace(face,facecount,3,I/4);
if (i==m-1) AddToFace(face,facecount,1,I/4);
c.v[I++] = v.v[(i*n+(j+0))*p+(k+0)];
c.v[I++] = v.v[(i*n+(j+1))*p+(k+0)];
c.v[I++] = v.v[(i*n+(j+1))*p+(k+1)];
c.v[I++] = v.v[(i*n+(j+0))*p+(k+1)];
}
}
}
if (I != c.s) dERROR(PETSC_COMM_SELF,1, "Wrong number of faces.");
iMesh_createEntArr(mesh,iMesh_QUADRILATERAL,c.v,c.s,&f.v,&f.a,&f.s,&s.v,&s.a,&s.s,&err);dICHK(mesh,err);
err = CommitToFaceSets(mesh,f.v,face,facecount,facesets,entbuf);dCHK(err);
if (verbose > 0) {err = PetscViewerASCIIPrintf(viewer,"face size %d, status size %d\n",f.s,s.s);dCHK(err);}
MeshListFree(f); MeshListFree(s); MeshListFree(c);
}
if (do_edges)
{
/* Create edges */
c.a = c.s = 2*(m*n*(p-1) + m*(n-1)*p + (m-1)*n*p); c.v = malloc(c.a*sizeof(iBase_EntityHandle));
I = 0;
for (i=0; i<m; i++) {
for (j=0; j<n; j++) {
for (k=0; k<p-1; k++) {
if (i==0) AddToFace(face,facecount,0,I/2);
else if (i==m-1) AddToFace(face,facecount,2,I/2);
else if (j==0) AddToFace(face,facecount,3,I/2);
else if (j==n-1) AddToFace(face,facecount,1,I/2);
c.v[I++] = v.v[(i*n+j)*p+(k+0)];
c.v[I++] = v.v[(i*n+j)*p+(k+1)];
}
}
}
for (i=0; i<m; i++) {
for (j=0; j<n-1; j++) {
for (k=0; k<p; k++) {
if (i==0) AddToFace(face,facecount,0,I/2);
else if (i==m-1) AddToFace(face,facecount,2,I/2);
else if (k==0) AddToFace(face,facecount,4,I/2);
else if (k==p-1) AddToFace(face,facecount,5,I/2);
c.v[I++] = v.v[(i*n+(j+0))*p+k];
c.v[I++] = v.v[(i*n+(j+1))*p+k];
}
}
}
for (i=0; i<m-1; i++) {
for (j=0; j<n; j++) {
for (k=0; k<p; k++) {
if (j==0) AddToFace(face,facecount,3,I/2);
else if (j==n-1) AddToFace(face,facecount,1,I/2);
else if (k==0) AddToFace(face,facecount,4,I/2);
else if (k==p-1) AddToFace(face,facecount,5,I/2);
c.v[I++] = v.v[((i+0)*n+j)*p+k];
c.v[I++] = v.v[((i+1)*n+j)*p+k];
}
}
}
if (I != c.s) dERROR(PETSC_COMM_SELF,1, "Wrong number of edges.");
iMesh_createEntArr(mesh,iMesh_LINE_SEGMENT,c.v,c.s, &e.v,&e.a,&e.s, &s.v,&s.a,&s.s,&err);dICHK(mesh,err);
err = CommitToFaceSets(mesh,e.v,face,facecount,facesets,entbuf);dCHK(err);
if (verbose > 0) {err = PetscViewerASCIIPrintf(viewer,"edge size %d, status size %d\n",e.s,s.s);dCHK(err);}
MeshListFree(e); MeshListFree(s); MeshListFree(c);
}
/* We are done with the master vertex record. */
MeshListFree(v);
/* Create boundary sets, these are not related to geometry here */
{
dMeshESH wallset,topset,bottomset,senseSet;
iBase_TagHandle bdyTag,senseTag;
iMesh_getTagHandle(mesh,"NEUMANN_SET",&bdyTag,&err,sizeof("NEUMANN_SET"));dICHK(mesh,err);
iMesh_createTag(mesh,"SENSE",1,iBase_INTEGER,&senseTag,&err,sizeof "SENSE");dICHK(mesh,err);
iMesh_createEntSet(mesh,0,&wallset,&err);dICHK(mesh,err);
iMesh_createEntSet(mesh,0,&topset,&err);dICHK(mesh,err);
iMesh_createEntSet(mesh,0,&bottomset,&err);dICHK(mesh,err);
iMesh_setEntSetIntData(mesh,wallset,bdyTag,100,&err);dICHK(mesh,err);
iMesh_setEntSetIntData(mesh,topset,bdyTag,200,&err);dICHK(mesh,err);
iMesh_setEntSetIntData(mesh,bottomset,bdyTag,300,&err);dICHK(mesh,err);
for (i=0; i<4; i++) {iMesh_addEntSet(mesh,facesets[i],wallset,&err);dICHK(mesh,err);}
iMesh_addEntSet(mesh,facesets[5],topset,&err);dICHK(mesh,err);
iMesh_addEntSet(mesh,facesets[4],bottomset,&err);dICHK(mesh,err);
/* Deal with SENSE on the walls */
iMesh_createEntSet(mesh,0,&senseSet,&err);dICHK(mesh,err);
iMesh_addEntSet(mesh,facesets[2],senseSet,&err);dICHK(mesh,err);
iMesh_addEntSet(mesh,facesets[3],senseSet,&err);dICHK(mesh,err);
iMesh_setEntSetIntData(mesh,senseSet,senseTag,-1,&err);dICHK(mesh,err);
iMesh_addEntSet(mesh,senseSet,wallset,&err);dICHK(mesh,err);
/* Deal with SENSE on the bottom */
iMesh_createEntSet(mesh,0,&senseSet,&err);dICHK(mesh,err);
iMesh_addEntSet(mesh,facesets[4],senseSet,&err);dICHK(mesh,err);
iMesh_setEntSetIntData(mesh,senseSet,senseTag,-1,&err);dICHK(mesh,err);
iMesh_addEntSet(mesh,senseSet,bottomset,&err);dICHK(mesh,err);
for (i=0; i<6; i++) {err = dFree(face[i]);}
err = dFree(entbuf);dCHK(err);
}
if (do_material) {err = doMaterial(mesh,root);dCHK(err);}
/* Add a real valued tag over the vertices. */
if (do_pressure) {
static const char *myTagName = "pressure";
iBase_TagHandle myTag;
double *myData;
iMesh_getEntities(mesh,root,iBase_VERTEX,iMesh_POINT,&v.v,&v.a,&v.s,&err);dICHK(mesh,err);
iMesh_createTag(mesh,myTagName,1,iBase_DOUBLE,&myTag,&err,(int)strlen(myTagName));dICHK(mesh,err);
err = PetscMalloc(v.s*sizeof(double),&myData);dCHK(err);
for (i=0; i<v.s; i++) { myData[i] = 1.0 * i; }
iMesh_setDblArrData(mesh,v.v,v.s,myTag,myData,v.s,&err);dICHK(mesh,err);
err = PetscFree(myData);dCHK(err);
MeshListFree(v);
}
if (do_uniform) {err = createUniformTags(mesh,root);dCHK(err);}
if (do_geom)
#ifndef dHAVE_ITAPS_REL
dERROR(((dObject)dmesh)->comm,PETSC_ERR_ARG_UNKNOWN_TYPE,"Dohp has not been configured with support for geometry");
#else
{
const char geom_options[] = ";ENGINE=OCC;";
const char rel_options[] = "";
iGeom_Instance geom;
iRel_Instance assoc;
iRel_PairHandle pair;
iBase_EntityHandle brick;
iGeom_newGeom(geom_options,&geom,&err,sizeof geom_options);dIGCHK(geom,err);
iRel_create(rel_options,&assoc,&err,sizeof rel_options);dIRCHK(assoc,err);
iRel_createPair(assoc,geom,0,iRel_IGEOM_IFACE,iRel_ACTIVE,mesh,1,iRel_IMESH_IFACE,iRel_ACTIVE,&pair,&err);dIGCHK(assoc,err);
iGeom_createBrick(geom,box.x1-box.x0,box.y1-box.y0,box.z1-box.z0,&brick,&err);dIGCHK(geom,err);
iGeom_moveEnt(geom,brick,0.5*(box.x0+box.x1),0.5*(box.y0+box.y1),0.5*(box.z0+box.z1),&err);dIGCHK(geom,err);
if (verbose > 0) {err = BoundingBoxView(geom,brick,"brick",viewer);dCHK(err);}
{
iBase_EntityHandle gface[6],*gface_p=gface;
int gface_a=6,gface_s;
iGeom_getEntAdj(geom,brick,2,&gface_p,&gface_a,&gface_s,&err);dIGCHK(geom,err);
for (i=0; i<6; i++) {
char name[20];
sprintf(name,"face_%d",i);
err = BoundingBoxView(geom,gface[i],name,viewer);dCHK(err);
}
if (assoc_with_brick) {
for (i=0; i<6; i++) {
iRel_setEntSetRelation(assoc,pair,brick,facesets[i],&err);dIRCHK(assoc,err);
}
} else {
/* Set associations. With the current Lasso implementation, these will not be saved */
iRel_setEntSetRelation(assoc,pair,gface[0],facesets[3],&err);dIRCHK(assoc,err);
iRel_setEntSetRelation(assoc,pair,gface[1],facesets[1],&err);dIRCHK(assoc,err);
iRel_setEntSetRelation(assoc,pair,gface[2],facesets[0],&err);dIRCHK(assoc,err);
iRel_setEntSetRelation(assoc,pair,gface[3],facesets[2],&err);dIRCHK(assoc,err);
iRel_setEntSetRelation(assoc,pair,gface[4],facesets[4],&err);dIRCHK(assoc,err);
iRel_setEntSetRelation(assoc,pair,gface[5],facesets[5],&err);dIRCHK(assoc,err);
}
}
{
dMeshTag meshGlobalIDTag,meshGeomDimTag,geomGlobalIDTag;
/* Manually set association tags, these are set so that the associations above can be inferred. */
iMesh_getTagHandle(mesh,"GLOBAL_ID",&meshGlobalIDTag,&err,sizeof "GLOBAL_ID");dICHK(mesh,err);
iMesh_getTagHandle(mesh,"GEOM_DIMENSION",&meshGeomDimTag,&err,sizeof "GEOM_DIMENSION");dICHK(mesh,err);
iGeom_getTagHandle(geom,"GLOBAL_ID",&geomGlobalIDTag,&err,sizeof "GLOBAL_ID");dIGCHK(geom,err);
for (i=0; i<6; i++) {
iBase_EntityHandle gface;
int gid,gdim;
iRel_getSetEntRelation(assoc,pair,facesets[i],1,&gface,&err);dIRCHK(assoc,err);
iGeom_getEntType(geom,gface,&gdim,&err);dIGCHK(geom,err);
if (gdim != 2) dERROR(PETSC_COMM_SELF,1,"Geometric dimension is %d, expected 2",gdim);
iGeom_getIntData(geom,gface,geomGlobalIDTag,&gid,&err);dIGCHK(geom,err);
iMesh_setEntSetIntData(mesh,facesets[i],meshGeomDimTag,2,&err);dICHK(mesh,err);
/* If the following line is disabled, Lasso will pick up the wrong relations, but at least they will still be with
* surfaces. Wouldn't it be better to not find relations? */
iMesh_setEntSetIntData(mesh,facesets[i],meshGlobalIDTag,gid,&err);dICHK(mesh,err);
}
}
err = dMeshSetGeometryRelation(dmesh,geom,assoc);dCHK(err);
}
#endif
dFunctionReturn(0);
}
int ProjectShell::writeNewMesh(iMesh_Instance mesh)
{
// here we will create new vertices, and use the coordinates in 2D
// m_num2dPoints is the number of nodes (some are not used, because they were probably // collapsed
// we do not specifically merge red and blue nodes, but we are looking first for
// nodes in red , then blue, then on red edges; some will not appear, according
// to the tolerance
//
iBase_EntityHandle * newVerts = NULL; // no vertices yet
// iBase_INTERLEAVED
int err= 0;
int size1, size2;
iMesh_createVtxArr(mesh,
/*in*/ m_num2dPoints,
/*in*/ iBase_INTERLEAVED,
/*in*/ m_xy,
/*in*/ m_num2dPoints*3,
/*inout*/ &newVerts,
/*inout*/ &size1,
/*inout*/ &size2,
/*out*/ &err);
if (err!=0)
{
std::cout<<"can't create vertices\n";
exit (1);
}
// size of
// then entity set, then elements (triangles)
//
int numTriangles = m_finalMesh.size();
long int * adjacency = new long int [3*numTriangles];
iBase_EntityHandle * conn = (iBase_EntityHandle *)adjacency;
for (int L =0; L<numTriangles; L++)
{
FinalTriangle & tria = m_finalMesh[L];
for (int k=0; k<3; k++)
{
int indexInV = tria.v[k];
conn[3*L+k] = newVerts[indexInV];
}
}
int numElements = numTriangles;
iBase_EntitySetHandle orig_set;
iMesh_createEntSet(mesh, 0, &orig_set, &err);
int n = numTriangles;
int junk1 = n, junk2 = n, junk3 = n, junk4 = n;
int * stat = new int [numElements];
int* ptr2 = stat;
int ierr;
iBase_EntityHandle * new_entity_handles = NULL;
iMesh_createEntArr( mesh,
iMesh_TRIANGLE,
conn, 3*numElements,
&new_entity_handles, &junk1, &junk2,
&ptr2, &junk3, &junk4,
&ierr );
if (ierr!=0)
{
std::cout<<" can't create triangles\n";
exit (1);
}
iMesh_addEntArrToSet ( mesh,
new_entity_handles,
numElements,
orig_set,
&ierr);
if (ierr!=0)
{
std::cout<< " can't add to entity set \n";
exit(1);
}
// now, look at the tags : red is positive, blue is negative oriented triangle
iBase_TagHandle pos_tag_handle;
const char * tagName1 = "Positive";
iMesh_createTag ( mesh,
tagName1,
/* size ? */ 1,
iBase_INTEGER ,
&pos_tag_handle,
&ierr,
strlen(tagName1) ) ;
if (ierr!=0)
{
std::cout<< " can't create positive tag \n";
exit(1);
}
int * tagValues = new int [numElements];
for (int e=0; e<numElements; e++)
{
int redId = m_finalMesh[e].redTriangle;
tagValues[e] = m_redMesh[ redId ].oldId;
}
// positive or negative triangles
iMesh_setIntArrData ( mesh,
new_entity_handles,
numElements,
pos_tag_handle,
tagValues,
numElements,
&ierr);
if (ierr!=0)
{
std::cout<< " can't create positive tag field \n";
exit(1);
}
// now blue tag
// now, look at the tags : red is positive, blue is negative oriented triangle
iBase_TagHandle neg_tag_handle;
const char * tagName2 = "Negative";
iMesh_createTag ( mesh,
tagName2,
/* size ? */ 1,
iBase_INTEGER ,
&neg_tag_handle,
&ierr,
strlen(tagName1) ) ;
if (ierr!=0)
{
std::cout<< " can't create negative tag \n";
exit(1);
}
for (int e=0; e<numElements; e++)
{
int blueId = m_finalMesh[e].blueTriangle;
tagValues[e] = m_blueMesh[ blueId ].oldId;
}
// positive or negative triangles
iMesh_setIntArrData ( mesh,
new_entity_handles,
numElements,
neg_tag_handle,
tagValues,
numElements,
&ierr);
if (ierr!=0)
{
std::cout<< " can't create negative tag field \n";
exit(1);
}
delete [] tagValues;
delete [] adjacency;
return 0;
}
