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Reworked polygon sampling for SLA auto support generation.

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Conditional compilation of an igl winding number tree for SLA support generator, as it is not used as of now and initialization of the tree is expensive.
Fixed issue with passing the new SLA point definition to the back end and back to the UI.
This commit is contained in:
bubnikv 2019-02-17 13:05:22 +01:00
parent d0553ece0e
commit fcc1b2ad69
7 changed files with 225 additions and 76 deletions
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6
src/libslic3r/SLA/SLASupportTreeIGL.cpp
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@ -95,7 +95,9 @@ size_t SpatIndex::size() const
class EigenMesh3D::AABBImpl: public igl::AABB<Eigen::MatrixXd, 3> {
public:
#ifdef SLIC3R_SLA_NEEDS_WINDTREE
igl::WindingNumberAABB<Vec3d, Eigen::MatrixXd, Eigen::MatrixXi> windtree;
#endif /* SLIC3R_SLA_NEEDS_WINDTREE */
};
EigenMesh3D::EigenMesh3D(const TriangleMesh& tmesh): m_aabb(new AABBImpl()) {
@ -136,7 +138,9 @@ EigenMesh3D::EigenMesh3D(const TriangleMesh& tmesh): m_aabb(new AABBImpl()) {
// Build the AABB accelaration tree
m_aabb->init(m_V, m_F);
#ifdef SLIC3R_SLA_NEEDS_WINDTREE
m_aabb->windtree.set_mesh(m_V, m_F);
#endif /* SLIC3R_SLA_NEEDS_WINDTREE */
}
EigenMesh3D::~EigenMesh3D() {}
@ -168,6 +172,7 @@ EigenMesh3D::query_ray_hit(const Vec3d &s, const Vec3d &dir) const
return ret;
}
#ifdef SLIC3R_SLA_NEEDS_WINDTREE
EigenMesh3D::si_result EigenMesh3D::signed_distance(const Vec3d &p) const {
double sign = 0; double sqdst = 0; int i = 0; Vec3d c;
igl::signed_distance_winding_number(*m_aabb, m_V, m_F, m_aabb->windtree,
@ -179,6 +184,7 @@ EigenMesh3D::si_result EigenMesh3D::signed_distance(const Vec3d &p) const {
bool EigenMesh3D::inside(const Vec3d &p) const {
return m_aabb->windtree.inside(p);
}
#endif /* SLIC3R_SLA_NEEDS_WINDTREE */
/* ****************************************************************************
* Misc functions