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WIP on removing unused parts of pad

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This commit is contained in:
tamasmeszaros 2019-06-17 18:06:52 +02:00
parent 90a854f704
commit 778b2cf293
5 changed files with 254 additions and 92 deletions
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45
src/libslic3r/SLA/SLABasePool.cpp
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@ -666,24 +666,19 @@ Polygons concave_hull(const Polygons& polys, double max_dist_mm = 50,
return punion;
}
void base_plate(const TriangleMesh &mesh, ExPolygons &output, float h,
float layerh, ThrowOnCancel thrfn)
void base_plate(const TriangleMesh & mesh,
ExPolygons & output,
const std::vector<float> &heights,
ThrowOnCancel thrfn)
{
TriangleMesh m = mesh;
m.require_shared_vertices(); // TriangleMeshSlicer needs this
TriangleMeshSlicer slicer(&m);
auto bb = mesh.bounding_box();
float gnd = float(bb.min(Z));
std::vector<float> heights = {float(bb.min(Z))};
for(float hi = gnd + layerh; hi <= gnd + h; hi += layerh)
heights.emplace_back(hi);
std::vector<ExPolygons> out; out.reserve(size_t(std::ceil(h/layerh)));
// m.require_shared_vertices(); // TriangleMeshSlicer needs this
TriangleMeshSlicer slicer(&mesh);
std::vector<ExPolygons> out; out.reserve(heights.size());
slicer.slice(heights, 0.f, &out, thrfn);
size_t count = 0; for(auto& o : out) count += o.size();
// Now we have to unify all slice layers which can be an expensive operation
// so we will try to simplify the polygons
ExPolygons tmp; tmp.reserve(count);
@ -692,15 +687,31 @@ void base_plate(const TriangleMesh &mesh, ExPolygons &output, float h,
auto&& exss = e.simplify(scaled(0.1));
for(ExPolygon& ep : exss) tmp.emplace_back(std::move(ep));
}
ExPolygons utmp = unify(tmp);
for(auto& o : utmp) {
auto&& smp = o.simplify(scaled(0.1));
output.insert(output.end(), smp.begin(), smp.end());
}
}
void base_plate(const TriangleMesh &mesh,
ExPolygons & output,
float h,
float layerh,
ThrowOnCancel thrfn)
{
auto bb = mesh.bounding_box();
float gnd = float(bb.min(Z));
std::vector<float> heights = {float(bb.min(Z))};
for(float hi = gnd + layerh; hi <= gnd + h; hi += layerh)
heights.emplace_back(hi);
base_plate(mesh, output, heights, thrfn);
}
Contour3D create_base_pool(const Polygons &ground_layer,
const ExPolygons &obj_self_pad = {},
const PoolConfig& cfg = PoolConfig())