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Add tests for EigenMesh3D raycaster with hole support.

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Tests fail! Supports are intersecting the object when holes are added.
This commit is contained in:
tamasmeszaros 2020-01-08 17:10:11 +01:00
parent a3a99d7a07
commit bb62f36df3
9 changed files with 541 additions and 400 deletions
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37
src/libslic3r/SLA/Hollowing.cpp
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@ -6,6 +6,7 @@
#include <libslic3r/SLA/Contour3D.hpp>
#include <libslic3r/SLA/EigenMesh3D.hpp>
#include <libslic3r/SLA/SupportTreeBuilder.hpp>
#include <libslic3r/ClipperUtils.hpp>
#include <boost/log/trivial.hpp>
@ -247,4 +248,40 @@ bool DrainHole::get_intersections(const Vec3f& s, const Vec3f& dir,
return true;
}
void cut_drainholes(std::vector<ExPolygons> & obj_slices,
const std::vector<float> &slicegrid,
float closing_radius,
const sla::DrainHoles & holes,
std::function<void(void)> thr)
{
TriangleMesh mesh;
for (const sla::DrainHole &holept : holes) {
auto r = double(holept.radius);
auto h = double(holept.height);
sla::Contour3D hole = sla::cylinder(r, h);
Eigen::Quaterniond q;
q.setFromTwoVectors(Vec3d{0., 0., 1.}, holept.normal.cast<double>());
for(auto& p : hole.points) p = q * p + holept.pos.cast<double>();
mesh.merge(sla::to_triangle_mesh(hole));
}
if (mesh.empty()) return;
mesh.require_shared_vertices();
TriangleMeshSlicer slicer(&mesh);
std::vector<ExPolygons> hole_slices;
slicer.slice(slicegrid, closing_radius, &hole_slices, thr);
if (obj_slices.size() != hole_slices.size())
BOOST_LOG_TRIVIAL(warning)
<< "Sliced object and drain-holes layer count does not match!";
size_t until = std::min(obj_slices.size(), hole_slices.size());
for (size_t i = 0; i < until; ++i)
obj_slices[i] = diff_ex(obj_slices[i], hole_slices[i]);
}
}} // namespace Slic3r::sla