double *RefMap::get_jacobian(const int np, const QuadPt3D *pt, bool trans) {
_F_
double *jac = new double[np]; MEM_CHECK(jac);
if (is_const_jacobian) {
if (trans)
for (int i = 0; i < np; i++)
jac[i] = const_jacobian * pt[i].w;
else
for (int i = 0; i < np; i++)
jac[i] = const_jacobian;
}
else {
double3x3 *m = get_ref_map(np, pt);
double trj = get_transform_jacobian();
if (trans)
for (int i = 0; i < np; i++)
jac[i] = det(m[i]) * trj * pt[i].w;
else
for (int i = 0; i < np; i++)
jac[i] = det(m[i]) * trj;
delete [] m;
}
return jac;
}
void RefMap::calc_face_normal(int iface, const int np, const QuadPt3D *pt, double *&nx, double *&ny, double *&nz) {
_F_
assert(mesh != NULL);
double3x3 *m = get_ref_map(np, pt);
nx = new double[np]; MEM_CHECK(nx);
ny = new double[np]; MEM_CHECK(ny);
nz = new double[np]; MEM_CHECK(nz);
// FIXME: refactor this!
// - it would be nice if calculation of normals would be based on the same algorithm for all elements
// e.g. to take a normal from ref. domain and transform it to the physical one
int t_dir_1, t_dir_2; //directions of tangents ot the reference face such that t_dir_1 x t_dir_2 = outer normal
switch (element->get_mode()) {
case MODE_TETRAHEDRON: {
const int *face_vtx = element->get_face_vertices(iface);
Vertex vtx[Tri::NUM_VERTICES];
for (int i = 0; i < element->get_num_vertices(); i++)
vtx[i] = vertex[face_vtx[i]];
Point3D v1 = { vtx[1].x - vtx[0].x, vtx[1].y - vtx[0].y, vtx[1].z - vtx[0].z };
Point3D v2 = { vtx[2].x - vtx[0].x, vtx[2].y - vtx[2].y, vtx[2].z - vtx[0].z };
Point3D n = normalize(cross_product(v1, v2));
for (int i = 0; i < np; i++) {
nx[i] = n.x;
ny[i] = n.y;
nz[i] = n.z;
}
} break;
case MODE_HEXAHEDRON:
switch (iface) {
case 0: t_dir_1 = 2; t_dir_2 = 1; break;
case 1: t_dir_1 = 1; t_dir_2 = 2; break;
case 2: t_dir_1 = 0; t_dir_2 = 2; break;
case 3: t_dir_1 = 2; t_dir_2 = 0; break;
case 4: t_dir_1 = 1; t_dir_2 = 0; break;
case 5: t_dir_1 = 0; t_dir_2 = 1; break;
}
for (int i = 0; i < np; i++) {
Point3D tangent1 = { m[i][0][t_dir_1], m[i][1][t_dir_1], m[i][2][t_dir_1] };
Point3D tangent2 = { m[i][0][t_dir_2], m[i][1][t_dir_2], m[i][2][t_dir_2] };
Point3D normal = normalize(cross_product(tangent1, tangent2));
nx[i] = normal.x;
ny[i] = normal.y;
nz[i] = normal.z;
}
break;
case MODE_PRISM:
EXIT(HERMES_ERR_NOT_IMPLEMENTED);
}
delete [] m;
}
static int do_fetch(struct transport *transport,
struct refspec *refs, int ref_count)
{
struct ref *ref_map;
struct ref *rm;
int autotags = (transport->remote->fetch_tags == 1);
if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET)
tags = TAGS_SET;
if (transport->remote->fetch_tags == -1)
tags = TAGS_UNSET;
if (!transport->get_refs_list || !transport->fetch)
die("Don't know how to fetch from %s", transport->url);
/* if not appending, truncate FETCH_HEAD */
if (!append) {
char *filename = git_path("FETCH_HEAD");
FILE *fp = fopen(filename, "w");
if (!fp)
return error("cannot open %s: %s\n", filename, strerror(errno));
fclose(fp);
}
ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
if (!update_head_ok)
check_not_current_branch(ref_map);
for (rm = ref_map; rm; rm = rm->next) {
if (rm->peer_ref)
read_ref(rm->peer_ref->name, rm->peer_ref->old_sha1);
}
if (tags == TAGS_DEFAULT && autotags)
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
if (fetch_refs(transport, ref_map)) {
free_refs(ref_map);
return 1;
}
free_refs(ref_map);
/* if neither --no-tags nor --tags was specified, do automated tag
* following ... */
if (tags == TAGS_DEFAULT && autotags) {
struct ref **tail = &ref_map;
ref_map = NULL;
find_non_local_tags(transport, &ref_map, &tail);
if (ref_map) {
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
transport_set_option(transport, TRANS_OPT_DEPTH, "0");
fetch_refs(transport, ref_map);
}
free_refs(ref_map);
}
return 0;
}
double3x3 *RefMap::get_inv_ref_map(const int np, const QuadPt3D *pt) {
_F_
double3x3 *irm = new double3x3[np]; MEM_CHECK(irm);
if (is_const_jacobian) {
for (int i = 0; i < np; i++)
memcpy(irm + i, const_inv_ref_map, sizeof(double3x3));
}
else {
double3x3 *m = get_ref_map(np, pt);
double trj = get_transform_jacobian();
double *jac = new double[np];
MEM_CHECK(jac);
for (int i = 0; i < np; i++) {
jac[i] = det(m[i]);
double ij = 1.0 / jac[i];
irm[i][0][0] = (m[i][1][1] * m[i][2][2] - m[i][1][2] * m[i][2][1]) * ij;
irm[i][1][0] = (m[i][0][2] * m[i][2][1] - m[i][0][1] * m[i][2][2]) * ij;
irm[i][2][0] = (m[i][0][1] * m[i][1][2] - m[i][0][2] * m[i][1][1]) * ij;
irm[i][0][1] = (m[i][1][2] * m[i][2][0] - m[i][1][0] * m[i][2][2]) * ij;
irm[i][1][1] = (m[i][0][0] * m[i][2][2] - m[i][0][2] * m[i][2][0]) * ij;
irm[i][2][1] = (m[i][0][2] * m[i][1][0] - m[i][0][0] * m[i][1][2]) * ij;
irm[i][0][2] = (m[i][1][0] * m[i][2][1] - m[i][1][1] * m[i][2][0]) * ij;
irm[i][1][2] = (m[i][0][1] * m[i][2][0] - m[i][0][0] * m[i][2][1]) * ij;
irm[i][2][2] = (m[i][0][0] * m[i][1][1] - m[i][0][1] * m[i][1][0]) * ij;
jac[i] *= trj;
}
delete [] m;
delete [] jac;
}
return irm;
}
static int do_fetch(struct transport *transport,
struct refspec *refs, int ref_count)
{
struct string_list existing_refs = { NULL, 0, 0, 0 };
struct string_list_item *peer_item = NULL;
struct ref *ref_map;
struct ref *rm;
int autotags = (transport->remote->fetch_tags == 1);
for_each_ref(add_existing, &existing_refs);
if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET)
tags = TAGS_SET;
if (transport->remote->fetch_tags == -1)
tags = TAGS_UNSET;
if (!transport->get_refs_list || !transport->fetch)
die("Don't know how to fetch from %s", transport->url);
/* if not appending, truncate FETCH_HEAD */
if (!append && !dry_run) {
int errcode = truncate_fetch_head();
if (errcode)
return errcode;
}
ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
if (!update_head_ok)
check_not_current_branch(ref_map);
for (rm = ref_map; rm; rm = rm->next) {
if (rm->peer_ref) {
peer_item = string_list_lookup(rm->peer_ref->name,
&existing_refs);
if (peer_item)
hashcpy(rm->peer_ref->old_sha1,
peer_item->util);
}
}
if (tags == TAGS_DEFAULT && autotags)
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
if (fetch_refs(transport, ref_map)) {
free_refs(ref_map);
return 1;
}
if (prune)
prune_refs(transport, ref_map);
free_refs(ref_map);
/* if neither --no-tags nor --tags was specified, do automated tag
* following ... */
if (tags == TAGS_DEFAULT && autotags) {
struct ref **tail = &ref_map;
ref_map = NULL;
find_non_local_tags(transport, &ref_map, &tail);
if (ref_map) {
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
transport_set_option(transport, TRANS_OPT_DEPTH, "0");
fetch_refs(transport, ref_map);
}
free_refs(ref_map);
}
return 0;
}
