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FIX: top shell filament does not hide the internal filament 

Signed-off-by: yifan.wu <yifan.wu@bambulab.com>
Change-Id: I143b49075992bb9556f248886ab5f1a442db8deb
This commit is contained in:
yifan.wu 2022-09-28 18:08:27 +08:00 committed by Lane.Wei
parent 75711de9e1
commit b6a077b128
1 changed files with 2 additions and 4 deletions
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6
src/libslic3r/MultiMaterialSegmentation.cpp
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@ -1483,10 +1483,9 @@ static inline std::vector<std::vector<ExPolygons>> mmu_segmentation_top_and_bott
top_ex = opening_ex(top_ex, stat.small_region_threshold); top_ex = opening_ex(top_ex, stat.small_region_threshold);
if (! top_ex.empty()) { if (! top_ex.empty()) {
append(triangles_by_color_top[color_idx][layer_idx + layer_idx_offset], top_ex); append(triangles_by_color_top[color_idx][layer_idx + layer_idx_offset], top_ex);
// BBS: propagate only 1 layer below
float offset = 0.f; float offset = 0.f;
ExPolygons layer_slices_trimmed = input_expolygons[layer_idx]; ExPolygons layer_slices_trimmed = input_expolygons[layer_idx];
for (int last_idx = int(layer_idx) - 1; last_idx >= std::max(int(layer_idx - 1), int(0)); --last_idx) { for (int last_idx = int(layer_idx) - 1; last_idx >= std::max(int(layer_idx - stat.top_shell_layers), int(0)); --last_idx) {
//BBS: offset width should be 2*spacing to avoid too narrow area which has overlap of wall line //BBS: offset width should be 2*spacing to avoid too narrow area which has overlap of wall line
//offset -= stat.extrusion_width ; //offset -= stat.extrusion_width ;
offset -= (stat.extrusion_spacing + stat.extrusion_width); offset -= (stat.extrusion_spacing + stat.extrusion_width);
@ -1504,10 +1503,9 @@ static inline std::vector<std::vector<ExPolygons>> mmu_segmentation_top_and_bott
bottom_ex = opening_ex(bottom_ex, stat.small_region_threshold); bottom_ex = opening_ex(bottom_ex, stat.small_region_threshold);
if (! bottom_ex.empty()) { if (! bottom_ex.empty()) {
append(triangles_by_color_bottom[color_idx][layer_idx + layer_idx_offset], bottom_ex); append(triangles_by_color_bottom[color_idx][layer_idx + layer_idx_offset], bottom_ex);
// BBS: propogate only 1 layer above
float offset = 0.f; float offset = 0.f;
ExPolygons layer_slices_trimmed = input_expolygons[layer_idx]; ExPolygons layer_slices_trimmed = input_expolygons[layer_idx];
for (size_t last_idx = layer_idx + 1; last_idx < std::min(layer_idx + 2, num_layers); ++last_idx) { for (size_t last_idx = layer_idx + 1; last_idx < std::min(layer_idx + stat.bottom_shell_layers, num_layers); ++last_idx) {
//BBS: offset width should be 2*spacing to avoid too narrow area which has overlap of wall line //BBS: offset width should be 2*spacing to avoid too narrow area which has overlap of wall line
//offset -= stat.extrusion_width; //offset -= stat.extrusion_width;
offset -= (stat.extrusion_spacing + stat.extrusion_width); offset -= (stat.extrusion_spacing + stat.extrusion_width);