visit_handle
SimGetMesh(int domain, const char *name, void *cbdata)
{
visit_handle h = VISIT_INVALID_HANDLE;
if(strcmp(name, "mesh2d") == 0)
{
if(VisIt_CurvilinearMesh_alloc(&h) != VISIT_ERROR)
{
int nTuples;
visit_handle hxy;
nTuples = mesh_dims[domain][0] * mesh_dims[domain][1];
VisIt_VariableData_alloc(&hxy);
VisIt_VariableData_setDataF(hxy, VISIT_OWNER_SIM, 2, nTuples,
mesh_coords[domain]);
VisIt_CurvilinearMesh_setCoords2(h, mesh_dims[domain], hxy);
}
}
return h;
}
visit_handle
SimGetMesh(int domain, const char *name, void *cbdata)
{
visit_handle h = VISIT_INVALID_HANDLE;
visit_handle c = VISIT_INVALID_HANDLE;
int owner = VISIT_OWNER_SIM;
int dt = VISIT_DATATYPE_FLOAT;
if(strstr(name, "double") != NULL)
dt = VISIT_DATATYPE_DOUBLE;
if(strstr(name, "dynamic") != NULL)
owner = VISIT_OWNER_VISIT;
if(strstr(name, "curv") != NULL)
{
if(VisIt_CurvilinearMesh_alloc(&h) == VISIT_OKAY &&
VisIt_VariableData_alloc(&c) == VISIT_OKAY)
{
if(strstr(name, "curv2d") != NULL)
{
int dims[2];
dims[0] = NX;
dims[1] = NY;
SetData(c, owner, dt, 2, NX*NY, (float*)coords2d);
VisIt_CurvilinearMesh_setCoords2(h, dims, c);
}
else
{
int dims[3];
dims[0] = NX;
dims[1] = NY;
dims[2] = NZ;
SetData(c, owner, dt, 3, NX*NY*NZ, (float*)coords3d);
VisIt_CurvilinearMesh_setCoords3(h, dims, c);
}
}
}
else if(strstr(name, "point") != NULL)
{
if(VisIt_PointMesh_alloc(&h) == VISIT_OKAY &&
VisIt_VariableData_alloc(&c) == VISIT_OKAY)
{
if(strstr(name, "point2d") != NULL)
SetData(c, owner, dt, 2, NX*NY, (float*)coords2d);
else
SetData(c, owner, dt, 3, NX*NY*NZ, (float*)coords3d);
VisIt_PointMesh_setCoords(h, c);
}
}
else if(strstr(name, "ucd") != NULL)
{
visit_handle hc;
if(VisIt_UnstructuredMesh_alloc(&h) == VISIT_OKAY &&
VisIt_VariableData_alloc(&c) == VISIT_OKAY &&
VisIt_VariableData_alloc(&hc) == VISIT_OKAY)
{
int nzones = 0;
if(strstr(name, "ucd2d") != NULL)
{
int i, j, lconnectivity;
int *connectivity = NULL, *conn = NULL;
nzones = (NX-1)*(NY-1);
lconnectivity = 5*nzones;
conn = connectivity = (int*)malloc(lconnectivity * sizeof(int));
for(j = 0; j < NY-1; ++j)
for(i = 0; i < NX-1; ++i)
{
*conn++ = VISIT_CELL_QUAD;
*conn++ = j*NX + i;
*conn++ = j*NX + (i+1);
*conn++ = (j+1)*NX + (i+1);
*conn++ = (j+1)*NX + i;
}
SetData(c, owner, dt, 2, NX*NY, (float*)coords2d);
VisIt_VariableData_setDataI(hc, VISIT_OWNER_VISIT, 1, lconnectivity,
connectivity);
}
else
{
int i, j, k, lconnectivity;
int *connectivity = NULL, *conn = NULL;
nzones = (NX-1)*(NY-1)*(NZ-1);
lconnectivity = 9*nzones;
conn = connectivity = (int*)malloc(lconnectivity * sizeof(int));
for(k = 0; k < NZ-1; ++k)
for(j = 0; j < NY-1; ++j)
for(i = 0; i < NX-1; ++i)
{
*conn++ = VISIT_CELL_HEX;
*conn++ = k*NX*NY + j*NX + i;
*conn++ = k*NX*NY + j*NX + (i+1);
*conn++ = k*NX*NY + (j+1)*NX + (i+1);
*conn++ = k*NX*NY + (j+1)*NX + i;
*conn++ = (k+1)*NX*NY + j*NX + i;
*conn++ = (k+1)*NX*NY + j*NX + (i+1);
*conn++ = (k+1)*NX*NY + (j+1)*NX + (i+1);
*conn++ = (k+1)*NX*NY + (j+1)*NX + i;
}
SetData(c, owner, dt, 3, NX*NY*NZ, (float*)coords3d);
VisIt_VariableData_setDataI(hc, VISIT_OWNER_VISIT, 1, lconnectivity,
connectivity);
}
VisIt_UnstructuredMesh_setCoords(h, c);
VisIt_UnstructuredMesh_setConnectivity(h, nzones, hc);
}
}
return h;
}
