3DPrinting/PrusaSlicer-NonPlainar
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Organic supports: bring "lost" branches down to an object or print bed.

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This commit is contained in:
Vojtech Bubnik 2023-05-11 14:26:16 +02:00
parent 9e4859ebbf
commit 52fc7a8439
2 changed files with 6 additions and 2 deletions
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6
src/libslic3r/Support/TreeSupport.cpp
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@ -2249,6 +2249,7 @@ static void increase_areas_one_layer(
// But as branches connecting with the model that are to small have to be culled, the bottom most point has to be not set. // But as branches connecting with the model that are to small have to be culled, the bottom most point has to be not set.
// A point can be set on the top most tip layer (maybe more if it should not move for a few layers). // A point can be set on the top most tip layer (maybe more if it should not move for a few layers).
parent.state.result_on_layer_reset(); parent.state.result_on_layer_reset();
parent.state.to_model_gracious = false;
#ifdef TREE_SUPPORTS_TRACK_LOST #ifdef TREE_SUPPORTS_TRACK_LOST
parent.state.verylost = true; parent.state.verylost = true;
#endif // TREE_SUPPORTS_TRACK_LOST #endif // TREE_SUPPORTS_TRACK_LOST
@ -4410,7 +4411,10 @@ static void draw_branches(
// Don't propagate further than 1.5 * bottom radius. // Don't propagate further than 1.5 * bottom radius.
//LayerIndex layers_propagate_max = 2 * bottom_radius / config.layer_height; //LayerIndex layers_propagate_max = 2 * bottom_radius / config.layer_height;
LayerIndex layers_propagate_max = 5 * bottom_radius / config.layer_height; LayerIndex layers_propagate_max = 5 * bottom_radius / config.layer_height;
LayerIndex layer_bottommost = std::max(0, layer_begin - layers_propagate_max); LayerIndex layer_bottommost = branch.path.front()->state.verylost ?
// If the tree bottom is hanging in the air, bring it down to some surface.
0 :
std::max(0, layer_begin - layers_propagate_max);
// Only propagate until the rest area is smaller than this threshold. // Only propagate until the rest area is smaller than this threshold.
double support_area_stop = 0.2 * M_PI * sqr(double(bottom_radius)); double support_area_stop = 0.2 * M_PI * sqr(double(bottom_radius));
// Only propagate until the rest area is smaller than this threshold. // Only propagate until the rest area is smaller than this threshold.

2
src/libslic3r/Support/TreeSupport.hpp
View File

@ -91,7 +91,7 @@ struct AreaIncreaseSettings
struct TreeSupportSettings; struct TreeSupportSettings;
// #define TREE_SUPPORTS_TRACK_LOST #define TREE_SUPPORTS_TRACK_LOST
// C++17 does not support in place initializers of bit values, thus a constructor zeroing the bits is provided. // C++17 does not support in place initializers of bit values, thus a constructor zeroing the bits is provided.
struct SupportElementStateBits { struct SupportElementStateBits {