Marc Howison
73 lines
1.4 KiB
C
73 lines
1.4 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include "H5hut.h"
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const h5_oid_t MESH_TYPE = H5_TRIANGLE_MESH;
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const char* FNAME = "simple_triangle.h5";
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typedef struct vertex {
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h5_id_t global_id;
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h5_float64_t P[3];
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} vertex_t;
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typedef struct elem {
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h5_id_t global_id;
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h5_id_t parent_id;
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h5_id_t vids[3];
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} elem_t;
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vertex_t Vertices[] = {
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{ 0, {-1.0, 0.0, 0.0} },
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{ 1, { 1.0, 0.0, 0.0} },
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{ 2, { 0.0, 1.0, 0.0} },
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{ 3, { 0.0, -1.0, 0.0} }
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};
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elem_t Elems[] = {
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{ 1, -1, { 0, 1, 2 } },
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{ 0, -1, { 0, 1, 3 } }
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};
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const int num_vertices = sizeof (Vertices) / sizeof (Vertices[0]);
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const int num_elems = sizeof (Elems) / sizeof (Elems[0]);
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int
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main (
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int argc,
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char* argv[]
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) {
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/* abort program on errors in library */
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H5SetErrorHandler (H5AbortErrorhandler);
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H5SetVerbosityLevel (2);
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/* open file and add mesh */
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h5_file_t* const f = H5OpenFile (FNAME, H5_O_WRONLY, 0);
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H5FedAddMesh (f, MESH_TYPE);
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/* store vertices */
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H5FedBeginStoreVertices (f, num_vertices);
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int i;
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for (i = 0; i < num_vertices; i++) {
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H5FedStoreVertex (f, -1, Vertices[i].P);
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}
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H5FedEndStoreVertices (f);
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/* store elements */
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H5FedBeginStoreElements (f, num_elems);
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for (i = 0; i < num_elems; i++) {
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H5FedStoreElement (f, Elems[i].vids);
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}
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H5FedEndStoreElements (f);
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/* add 1. Level */
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H5FedAddLevel(f);
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H5FedBeginRefineElements (f);
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H5FedRefineElement (f, 0);
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H5FedEndRefineElements (f);
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H5FedCloseMesh (f);
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H5CloseFile (f);
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return 0;
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}
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