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New feature: Splitting an object into a multi-part volume.

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This commit is contained in:
bubnikv 2017-06-15 15:38:15 +02:00
parent a1f6403463
commit b724d789fd
6 changed files with 95 additions and 30 deletions
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52
xs/src/libslic3r/TriangleMesh.cpp
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@ -78,28 +78,11 @@ TriangleMesh::TriangleMesh(const Pointf3s &points, const std::vector<Point3>& fa
stl_get_size(&stl);
}
TriangleMesh::TriangleMesh(const TriangleMesh &other)
: stl(other.stl), repaired(other.repaired)
TriangleMesh::TriangleMesh(const TriangleMesh &other) :
repaired(false)
{
this->stl.heads = NULL;
this->stl.tail = NULL;
this->stl.error = other.stl.error;
if (other.stl.facet_start != NULL) {
this->stl.facet_start = (stl_facet*)calloc(other.stl.stats.number_of_facets, sizeof(stl_facet));
std::copy(other.stl.facet_start, other.stl.facet_start + other.stl.stats.number_of_facets, this->stl.facet_start);
}
if (other.stl.neighbors_start != NULL) {
this->stl.neighbors_start = (stl_neighbors*)calloc(other.stl.stats.number_of_facets, sizeof(stl_neighbors));
std::copy(other.stl.neighbors_start, other.stl.neighbors_start + other.stl.stats.number_of_facets, this->stl.neighbors_start);
}
if (other.stl.v_indices != NULL) {
this->stl.v_indices = (v_indices_struct*)calloc(other.stl.stats.number_of_facets, sizeof(v_indices_struct));
std::copy(other.stl.v_indices, other.stl.v_indices + other.stl.stats.number_of_facets, this->stl.v_indices);
}
if (other.stl.v_shared != NULL) {
this->stl.v_shared = (stl_vertex*)calloc(other.stl.stats.shared_vertices, sizeof(stl_vertex));
std::copy(other.stl.v_shared, other.stl.v_shared + other.stl.stats.shared_vertices, this->stl.v_shared);
}
stl_initialize(&this->stl);
*this = other;
}
TriangleMesh::TriangleMesh(TriangleMesh &&other) :
@ -109,9 +92,30 @@ TriangleMesh::TriangleMesh(TriangleMesh &&other) :
this->swap(other);
}
TriangleMesh& TriangleMesh::operator= (TriangleMesh other)
TriangleMesh& TriangleMesh::operator=(const TriangleMesh &other)
{
this->swap(other);
stl_close(&this->stl);
this->stl = other.stl;
this->repaired = other.repaired;
this->stl.heads = nullptr;
this->stl.tail = nullptr;
this->stl.error = other.stl.error;
if (other.stl.facet_start != nullptr) {
this->stl.facet_start = (stl_facet*)calloc(other.stl.stats.number_of_facets, sizeof(stl_facet));
std::copy(other.stl.facet_start, other.stl.facet_start + other.stl.stats.number_of_facets, this->stl.facet_start);
}
if (other.stl.neighbors_start != nullptr) {
this->stl.neighbors_start = (stl_neighbors*)calloc(other.stl.stats.number_of_facets, sizeof(stl_neighbors));
std::copy(other.stl.neighbors_start, other.stl.neighbors_start + other.stl.stats.number_of_facets, this->stl.neighbors_start);
}
if (other.stl.v_indices != nullptr) {
this->stl.v_indices = (v_indices_struct*)calloc(other.stl.stats.number_of_facets, sizeof(v_indices_struct));
std::copy(other.stl.v_indices, other.stl.v_indices + other.stl.stats.number_of_facets, this->stl.v_indices);
}
if (other.stl.v_shared != nullptr) {
this->stl.v_shared = (stl_vertex*)calloc(other.stl.stats.shared_vertices, sizeof(stl_vertex));
std::copy(other.stl.v_shared, other.stl.v_shared + other.stl.stats.shared_vertices, this->stl.v_shared);
}
return *this;
}
@ -427,7 +431,7 @@ TriangleMesh::split() const
if (!this->repaired) CONFESS("split() requires repair()");
// loop while we have remaining facets
while (1) {
for (;;) {
// get the first facet
std::queue<int> facet_queue;
std::deque<int> facets;