3DPrinting/PrusaSlicer-NonPlainar
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Don't generate the pad cavity if the depth is zero.

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This commit is contained in:
tamasmeszaros 2019-01-08 14:42:29 +01:00
parent f26ec7feb3
commit e269758df7
1 changed files with 35 additions and 26 deletions
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61
src/libslic3r/SLA/SLABasePool.cpp
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@ -498,21 +498,23 @@ void create_base_pool(const ExPolygons &ground_layer, TriangleMesh& out,
// be rounded because we offset twice: ones to get the outer (top) plate
// and again to get the inner (bottom) plate
auto outer_base = concaveh;
outer_base.holes.clear();
offset(outer_base, s_safety_dist + s_wingdist + s_thickness);
auto inner_base = outer_base;
auto middle_base = outer_base;
offset(inner_base, -(s_thickness + s_wingdist));
offset(middle_base, -s_thickness);
inner_base.holes.clear(); // bottom contour
middle_base.holes.clear(); // contour of the cavity-top
outer_base.holes.clear(); // bottom contour, also for the cavity
// Punching a hole in the top plate for the cavity
ExPolygon top_poly;
ExPolygon middle_base;
top_poly.contour = outer_base.contour;
top_poly.holes.emplace_back(middle_base.contour);
auto& tph = top_poly.holes.back().points;
std::reverse(tph.begin(), tph.end());
if(wingheight > 0) {
middle_base = outer_base;
offset(middle_base, -s_thickness);
top_poly.holes.emplace_back(middle_base.contour);
auto& tph = top_poly.holes.back().points;
std::reverse(tph.begin(), tph.end());
}
Contour3D pool;
@ -549,7 +551,7 @@ void create_base_pool(const ExPolygons &ground_layer, TriangleMesh& out,
// Generate the smoothed edge geometry
auto walledges = round_edges(ob,
r,
phi, // 170 degrees
phi,
0, // z position of the input plane
true,
thrcl,
@ -561,37 +563,44 @@ void create_base_pool(const ExPolygons &ground_layer, TriangleMesh& out,
auto pwalls = walls(ob, inner_base, wh, -fullheight, thrcl);
pool.merge(pwalls);
// Generate the smoothed edge geometry
auto cavityedges = round_edges(middle_base,
r,
phi - 90, // 170 degrees
0, // z position of the input plane
false,
thrcl,
ob, wh);
pool.merge(cavityedges);
if(wingheight > 0) {
// Generate the smoothed edge geometry
auto cavityedges = round_edges(middle_base,
r,
phi - 90, // from tangent lines
0,
false,
thrcl,
ob, wh);
pool.merge(cavityedges);
// Next is the cavity walls connecting to the top plate's artificially
// created hole.
auto cavitywalls = walls(inner_base, ob, -wingheight, wh, thrcl);
pool.merge(cavitywalls);
// Next is the cavity walls connecting to the top plate's
// artificially created hole.
auto cavitywalls = walls(inner_base, ob, -wingheight, wh, thrcl);
pool.merge(cavitywalls);
}
// Now we need to triangulate the top and bottom plates as well as the
// cavity bottom plate which is the same as the bottom plate but it is
// eleveted by the thickness.
Polygons top_triangles, middle_triangles, bottom_triangles;
Polygons top_triangles, bottom_triangles;
triangulate(top_poly, top_triangles);
triangulate(inner_base, middle_triangles);
triangulate(inner_base, bottom_triangles);
auto top_plate = convert(top_triangles, 0, false);
auto middle_plate = convert(middle_triangles, -mm(wingheight), false);
auto bottom_plate = convert(bottom_triangles, -mm(fullheight), true);
pool.merge(top_plate);
pool.merge(middle_plate);
pool.merge(bottom_plate);
if(wingheight > 0) {
Polygons middle_triangles;
triangulate(inner_base, middle_triangles);
auto middle_plate = convert(middle_triangles, -mm(wingheight), false);
pool.merge(middle_plate);
}
out.merge(mesh(pool));
}
}