3DPrinting/PrusaSlicer-NonPlainar
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New FDM support sparse infill zig-zag algorithm.

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Fixed some old support and infill issues.

Fixes support problem 
Fixes Parts of interface layer extends beyond supports and cannot be printed
Fixes support missing under horizontal overhang 
Fixes Slicer double-traces small sections of Rectilinear Supports, causes
Fixes plastic buildup and nozzle crashes 
Fixes Add "Angle Interface layers"
This commit is contained in:
Vojtech Bubnik 2021-04-08 15:29:40 +02:00
parent 0db55a0699
commit 8fd731f7a0
18 changed files with 1473 additions and 285 deletions
src/libslic3r
BoundingBox.cpp

17
src/libslic3r/BoundingBox.cpp
View file

@ -225,24 +225,11 @@ BoundingBox3Base<PointClass>::max_size() const
template coordf_t BoundingBox3Base<Vec3f>::max_size() const;
template coordf_t BoundingBox3Base<Vec3d>::max_size() const;
// Align a coordinate to a grid. The coordinate may be negative,
// the aligned value will never be bigger than the original one.
static inline coord_t _align_to_grid(const coord_t coord, const coord_t spacing) {
// Current C++ standard defines the result of integer division to be rounded to zero,
// for both positive and negative numbers. Here we want to round down for negative
// numbers as well.
coord_t aligned = (coord < 0) ?
((coord - spacing + 1) / spacing) * spacing :
(coord / spacing) * spacing;
assert(aligned <= coord);
return aligned;
}
void BoundingBox::align_to_grid(const coord_t cell_size)
{
if (this->defined) {
min(0) = _align_to_grid(min(0), cell_size);
min(1) = _align_to_grid(min(1), cell_size);
min(0) = Slic3r::align_to_grid(min(0), cell_size);
min(1) = Slic3r::align_to_grid(min(1), cell_size);
}
}