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ENH: use different margin for top/bottom and bottom bridge

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Too large margin for bridge will cause overflow for
shell model. But too small margin for top/bottom will
cause infill area discontinuous.

Using different margin for top/bottom and bridge to
make a balance.

Signed-off-by: salt.wei <salt.wei@bambulab.com>
Change-Id: I9ba8388b85b978ae39caf2df04f96c704b5d2e05
This commit is contained in:
salt.wei 2022-10-11 22:12:58 +08:00 • committed by Lane.Wei
parent 17076cc1bd
commit 54377760b9
2 changed files with 5 additions and 8 deletions
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8
src/libslic3r/libslic3r.h
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@ -70,12 +70,8 @@ static constexpr double SUPPORT_RESOLUTION = 0.05;
static constexpr double INSET_OVERLAP_TOLERANCE = 0.4;
// 3mm ring around the top / bottom / bridging areas.
//FIXME This is quite a lot.
// BBS: 3mm is too large and will cause overflow when printing object which likes shell.
// We decided to reduce this value according to superslicer.
// The right way is that area should not be enlarged. But should find arched point at last layer, expecially for
// bridge area.
//static constexpr double EXTERNAL_INFILL_MARGIN = 3;
static constexpr double EXTERNAL_INFILL_MARGIN = 1;
static constexpr double EXTERNAL_INFILL_MARGIN = 3;
static constexpr double BRIDGE_INFILL_MARGIN = 1;
//FIXME Better to use an inline function with an explicit return type.
//inline coord_t scale_(coordf_t v) { return coord_t(floor(v / SCALING_FACTOR + 0.5f)); }
#define scale_(val) ((val) / SCALING_FACTOR)