1: #if !defined(_NETWORKIMPL_H)
2: #define _NETWORKIMPL_H 4: #include <petscmat.h> 5: #include <petscdmnetwork.h> 6: #include "petsc/private/dmimpl.h"
8: #define MAX_DATA_AT_POINT 36 10: #define MAX_COMPONENTS 16 12: typedef struct _p_DMNetworkComponentHeader *DMNetworkComponentHeader;
13: struct _p_DMNetworkComponentHeader {
14: PetscInt index; /* index for user input global edge and vertex */
15: PetscInt subnetid; /* Id for subnetwork */
16: PetscInt ndata;
17: PetscInt size[MAX_DATA_AT_POINT];
18: PetscInt key[MAX_DATA_AT_POINT];
19: PetscInt offset[MAX_DATA_AT_POINT];
20: } PETSC_ATTRIBUTEALIGNED(sizeof(PetscScalar));
22: typedef struct _p_DMNetworkComponentValue *DMNetworkComponentValue;
23: struct _p_DMNetworkComponentValue {
24: void* data[MAX_DATA_AT_POINT];
25: } PETSC_ATTRIBUTEALIGNED(sizeof(PetscScalar));
27: typedef struct {
28: char name[32-sizeof(PetscInt)];
29: PetscInt size;
30: } DMNetworkComponent PETSC_ATTRIBUTEALIGNED(sizeof(PetscScalar));
33: /* Indexing data structures for vertex and edges */
34: typedef struct {
35: PetscSection DofSection;
36: PetscSection GlobalDofSection;
37: ISLocalToGlobalMapping mapping;
38: PetscSF sf;
39: } DMNetworkVertexInfo;
41: typedef struct {
42: PetscSection DofSection;
43: PetscSection GlobalDofSection;
44: ISLocalToGlobalMapping mapping;
45: PetscSF sf;
46: } DMNetworkEdgeInfo;
48: typedef struct {
49: PetscInt id; /* Subnetwork id */
50: PetscInt Nvtx, nvtx; /* Number of global/local vertices */
51: PetscInt Nedge,nedge; /* Number of global/local edges */
52: PetscInt eStart, eEnd; /* Range of edge numbers (start, end+1) */
53: PetscInt vStart, vEnd; /* Range of vertex numbers (start, end+1) */
54: PetscInt *edgelist; /* User provided list of edges. Each edge has the format [from to] where from and to are the vertices covering the edge */
55: PetscInt *vertices; /* Vertices for this subnetwork. These are mapped to the vertex numbers for the whole network */
56: PetscInt *edges; /* Edges for this subnetwork. These are mapped to the edge numbers for the whole network */
57: } DMSubnetwork;
59: typedef struct {
60: PetscInt refct; /* reference count */
61: PetscInt NEdges; /* Number of global edges */
62: PetscInt NVertices; /* Number of global vertices */
63: PetscInt nEdges; /* Number of local edges */
64: PetscInt nVertices; /* Number of local vertices */
65: PetscInt *edges; /* Edge list */
66: PetscInt pStart,pEnd; /* Start and end indices for topological points */
67: PetscInt vStart,vEnd; /* Start and end indices for vertices */
68: PetscInt eStart,eEnd; /* Start and end indices for edges */
69: DM plex; /* DM created from Plex */
70: PetscSection DataSection; /* Section for managing parameter distribution */
71: PetscSection DofSection; /* Section for managing data distribution */
72: PetscSection GlobalDofSection; /* Global Dof section */
74: DMNetworkVertexInfo vertex;
75: DMNetworkEdgeInfo edge;
77: PetscInt ncomponent; /* Number of components */
78: DMNetworkComponent component[MAX_COMPONENTS]; /* List of components */
79: DMNetworkComponentHeader header;
80: DMNetworkComponentValue cvalue;
81: PetscInt dataheadersize;
82: DMNetworkComponentGenericDataType *componentdataarray; /* Array to hold the data */
84: PetscInt nsubnet; /* Total number of subnetworks, including coupling subnetworks */
85: PetscInt ncsubnet; /* Number of coupling subnetworks */
86: DMSubnetwork *subnet; /* Subnetworks */
88: PetscBool userEdgeJacobian,userVertexJacobian; /* Global flag for using user's sub Jacobians */
89: Mat *Je; /* Pointer array to hold local sub Jacobians for edges, 3 elements for an edge */
90: Mat *Jv; /* Pointer array to hold local sub Jacobians for vertices, 1+2*nsupportedges for a vertex */
91: PetscInt *Jvptr; /* index of Jv for v-th vertex
92: Jvpt[v-vStart]: Jacobian(v,v)
93: Jvpt[v-vStart]+2i+1: Jacobian(v,e[i]), e[i]: i-th supporting edge
94: Jvpt[v-vStart]+2i+2: Jacobian(v,vc[i]), vc[i]: i-th connected vertex
95: */
96: } DM_Network;
98: #endif /* _NETWORKIMPL_H */