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PrintApply: Limiting the update of a modifier to an intersection

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of bounding boxes of all the modifiers up to the parent printable volume.
This commit is contained in:
Vojtech Bubnik 2021-11-29 10:13:09 +01:00
parent f458101db6
commit bcc02172f9
1 changed files with 25 additions and 20 deletions
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45
src/libslic3r/PrintApply.cpp
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@ -613,13 +613,25 @@ const PrintObjectRegions::BoundingBox* find_volume_extents(const PrintObjectRegi
}
// Find a bounding box of a topmost printable volume referenced by this modifier given this_region_id.
const PrintObjectRegions::BoundingBox* find_modifier_volume_extents(const PrintObjectRegions::LayerRangeRegions &layer_range, const int this_region_id)
PrintObjectRegions::BoundingBox find_modifier_volume_extents(const PrintObjectRegions::LayerRangeRegions &layer_range, const int this_region_id)
{
// Find the top-most printable volume of this modifier, or the printable volume itself.
int parent_region_id = this_region_id;
for (; ! layer_range.volume_regions[parent_region_id].model_volume->is_model_part(); parent_region_id = layer_range.volume_regions[parent_region_id].parent)
assert(parent_region_id >= 0);
return find_volume_extents(layer_range, *layer_range.volume_regions[parent_region_id].model_volume);
const PrintObjectRegions::VolumeRegion &this_region = layer_range.volume_regions[this_region_id];
const PrintObjectRegions::BoundingBox *this_extents = find_volume_extents(layer_range, *this_region.model_volume);
assert(this_extents);
PrintObjectRegions::BoundingBox out { *this_extents };
if (! this_region.model_volume->is_model_part())
for (int parent_region_id = this_region.parent;;) {
assert(parent_region_id >= 0);
const PrintObjectRegions::VolumeRegion &parent_region = layer_range.volume_regions[parent_region_id];
const PrintObjectRegions::BoundingBox *parent_extents = find_volume_extents(layer_range, *parent_region.model_volume);
assert(parent_extents);
out.extend(*parent_extents);
if (parent_region.model_volume->is_model_part())
break;
parent_region_id = parent_region.parent;
}
return out;
}
PrintRegionConfig region_config_from_model_volume(const PrintRegionConfig &default_or_parent_region_config, const DynamicPrintConfig *layer_range_config, const ModelVolume &volume, size_t num_extruders);
@ -679,17 +691,13 @@ bool verify_update_print_object_regions(
layer_range.volume_regions[next_region_id].parent == parent_region_id) {
// A parent region is already overridden.
++ next_region_id;
} else {
} else if (PrintObjectRegions::BoundingBox parent_bbox = find_modifier_volume_extents(layer_range, parent_region_id); parent_bbox.intersects(*bbox))
// Such parent region does not exist. If it is needed, then we need to reslice.
const PrintObjectRegions::BoundingBox *parent_bbox = find_modifier_volume_extents(layer_range, parent_region_id);
assert(parent_bbox != nullptr);
if (parent_bbox->intersects(*bbox))
// Only create new region for a modifier, which actually modifies config of it's parent.
if (PrintRegionConfig config = region_config_from_model_volume(parent_region.region->config(), nullptr, **it_model_volume, num_extruders);
config != parent_region.region->config())
// This modifier newly overrides a region, which it did not before. We need to reslice.
return false;
}
// Only create new region for a modifier, which actually modifies config of it's parent.
if (PrintRegionConfig config = region_config_from_model_volume(parent_region.region->config(), nullptr, **it_model_volume, num_extruders);
config != parent_region.region->config())
// This modifier newly overrides a region, which it did not before. We need to reslice.
return false;
}
}
}
@ -911,10 +919,8 @@ static PrintObjectRegions* generate_print_object_regions(
for (int parent_region_id = int(layer_range.volume_regions.size()) - 1; parent_region_id >= 0; -- parent_region_id) {
const PrintObjectRegions::VolumeRegion &parent_region = layer_range.volume_regions[parent_region_id];
const ModelVolume &parent_volume = *parent_region.model_volume;
if (parent_volume.is_model_part() || parent_volume.is_modifier()) {
const PrintObjectRegions::BoundingBox *parent_bbox = find_modifier_volume_extents(layer_range, parent_region_id);
assert(parent_bbox != nullptr);
if (parent_bbox->intersects(*bbox))
if (parent_volume.is_model_part() || parent_volume.is_modifier())
if (PrintObjectRegions::BoundingBox parent_bbox = find_modifier_volume_extents(layer_range, parent_region_id); parent_bbox.intersects(*bbox))
// Only create new region for a modifier, which actually modifies config of it's parent.
if (PrintRegionConfig config = region_config_from_model_volume(parent_region.region->config(), nullptr, volume, num_extruders);
config != parent_region.region->config()) {
@ -922,7 +928,6 @@ static PrintObjectRegions* generate_print_object_regions(
layer_range.volume_regions.push_back({ &volume, parent_region_id, get_create_region(std::move(config)), bbox });
} else if (parent_model_part_id == -1 && parent_volume.is_model_part())
parent_model_part_id = parent_region_id;
}
}
if (! added && parent_model_part_id >= 0)
// This modifier does not override any printable volume's configuration, however it may in the future.