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SPE-2671_2 (detected by assert)

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Solve last iteration
This commit is contained in:
Filip Sykala - NTB T15p 2025-02-11 12:47:28 +01:00 committed by Lukas Matena
parent 409900a4c9
commit 11c7398cd3
1 changed files with 18 additions and 7 deletions
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25
src/libslic3r/SLA/SupportIslands/UniformSupportIsland.cpp
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@ -985,10 +985,22 @@ Field create_field(const Slic3r::ExPolygon &island, float offset_delta, const st
};
bool is_prev_outline = true;
int32_t prev_polygon = border_indices.cvt(inner_2_island[first_yes + inner_offset]).polygon_index;
int32_t first_polygon = border_indices.cvt(inner_2_island[first_yes + inner_offset]).polygon_index;
int32_t prev_polygon = first_polygon;
size_t start_unknown = polygon_size; // invalid value, current index is not Outline::unknown
size_t i = first_yes;
loop_increment(i); // one after first_yes
// resolve sequence of unknown outline from start_unknown to end_unknown(polygon indices)
//
auto resolve_unknown = [&start_unknown, &is_prev_outline, &prev_polygon, &set_to]
(size_t end_unknown, bool is_current_outline, int32_t border_polygon_index) {
Outline value = (is_current_outline && // is current(after unknown) outline
is_prev_outline && // was (before unknown) outline
border_polygon_index == prev_polygon // is same border polygon
)? Outline::yes : Outline::no;
set_to(start_unknown, end_unknown, value); // change sequence of unknown to value
};
for (; i != first_yes; loop_increment(i)) {
size_t inner_index = i + inner_offset;
Outline outline = inner_outline[inner_index];
@ -1000,17 +1012,16 @@ Field create_field(const Slic3r::ExPolygon &island, float offset_delta, const st
size_t border_line_index = inner_2_island[inner_index];
int32_t border_polygon_index = (border_line_index == invalid_conversion) ? -1 :
border_indices.cvt(static_cast<int32_t>(border_line_index)).polygon_index;
bool is_current_outline = outline == Outline::yes;
if (start_unknown != polygon_size) {
Outline value = (outline == Outline::yes && // is current(after unknown) outline
is_prev_outline && // was (before unknown) outline
border_polygon_index == prev_polygon // is same border polygon
)? Outline::yes : Outline::no;
set_to(start_unknown, i, value); // change sequence of unknown to value
resolve_unknown(i, is_current_outline, border_polygon_index);
start_unknown = polygon_size;
}
prev_polygon = border_polygon_index;
is_prev_outline = outline == Outline::yes;
is_prev_outline = is_current_outline;
}
if (start_unknown != polygon_size) // last unknown sequence
resolve_unknown(i, true, first_polygon);
};
for (const ExPolygon &inner_expoly: inner) {
remove_unknown(inner_expoly.contour.size());