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1e7a3216ca
Further refactor of FDM support code - extracted interface routine to common. Implemented support for soluble interfaces & half soluble / half non-soluble interfaces.
102 lines
4.8 KiB
C++
102 lines
4.8 KiB
C++
#ifndef slic3r_SupportMaterial_hpp_
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#define slic3r_SupportMaterial_hpp_
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#include "../Flow.hpp"
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#include "../PrintConfig.hpp"
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#include "../Slicing.hpp"
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#include "SupportLayer.hpp"
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#include "SupportParameters.hpp"
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namespace Slic3r {
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class PrintObject;
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// This class manages raft and supports for a single PrintObject.
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// Instantiated by Slic3r::Print::Object->_support_material()
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// This class is instantiated before the slicing starts as Object.pm will query
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// the parameters of the raft to determine the 1st layer height and thickness.
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class PrintObjectSupportMaterial
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{
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public:
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PrintObjectSupportMaterial(const PrintObject *object, const SlicingParameters &slicing_params);
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// Is raft enabled?
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bool has_raft() const { return m_slicing_params.has_raft(); }
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// Has any support?
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bool has_support() const { return m_object_config->support_material.value || m_object_config->support_material_enforce_layers; }
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bool build_plate_only() const { return this->has_support() && m_object_config->support_material_buildplate_only.value; }
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bool synchronize_layers() const { return m_slicing_params.soluble_interface && m_object_config->support_material_synchronize_layers.value; }
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bool has_contact_loops() const { return m_object_config->support_material_interface_contact_loops.value; }
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// Generate support material for the object.
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// New support layers will be added to the object,
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// with extrusion paths and islands filled in for each support layer.
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void generate(PrintObject &object);
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private:
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using SupportGeneratorLayersPtr = FFFSupport::SupportGeneratorLayersPtr;
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using SupportGeneratorLayerStorage = FFFSupport::SupportGeneratorLayerStorage;
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using SupportParameters = FFFSupport::SupportParameters;
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std::vector<Polygons> buildplate_covered(const PrintObject &object) const;
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// Generate top contact layers supporting overhangs.
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// For a soluble interface material synchronize the layer heights with the object, otherwise leave the layer height undefined.
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// If supports over bed surface only are requested, don't generate contact layers over an object.
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SupportGeneratorLayersPtr top_contact_layers(const PrintObject &object, const std::vector<Polygons> &buildplate_covered, SupportGeneratorLayerStorage &layer_storage) const;
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// Generate bottom contact layers supporting the top contact layers.
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// For a soluble interface material synchronize the layer heights with the object,
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// otherwise set the layer height to a bridging flow of a support interface nozzle.
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SupportGeneratorLayersPtr bottom_contact_layers_and_layer_support_areas(
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const PrintObject &object, const SupportGeneratorLayersPtr &top_contacts, std::vector<Polygons> &buildplate_covered,
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SupportGeneratorLayerStorage &layer_storage, std::vector<Polygons> &layer_support_areas) const;
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// Trim the top_contacts layers with the bottom_contacts layers if they overlap, so there would not be enough vertical space for both of them.
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void trim_top_contacts_by_bottom_contacts(const PrintObject &object, const SupportGeneratorLayersPtr &bottom_contacts, SupportGeneratorLayersPtr &top_contacts) const;
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// Generate raft layers and the intermediate support layers between the bottom contact and top contact surfaces.
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SupportGeneratorLayersPtr raft_and_intermediate_support_layers(
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const PrintObject &object,
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const SupportGeneratorLayersPtr &bottom_contacts,
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const SupportGeneratorLayersPtr &top_contacts,
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SupportGeneratorLayerStorage &layer_storage) const;
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// Fill in the base layers with polygons.
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void generate_base_layers(
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const PrintObject &object,
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const SupportGeneratorLayersPtr &bottom_contacts,
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const SupportGeneratorLayersPtr &top_contacts,
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SupportGeneratorLayersPtr &intermediate_layers,
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const std::vector<Polygons> &layer_support_areas) const;
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// Trim support layers by an object to leave a defined gap between
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// the support volume and the object.
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void trim_support_layers_by_object(
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const PrintObject &object,
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SupportGeneratorLayersPtr &support_layers,
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const coordf_t gap_extra_above,
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const coordf_t gap_extra_below,
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const coordf_t gap_xy) const;
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/*
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void generate_pillars_shape();
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void clip_with_shape();
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*/
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// Following objects are not owned by SupportMaterial class.
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const PrintConfig *m_print_config;
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const PrintObjectConfig *m_object_config;
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// Pre-calculated parameters shared between the object slicer and the support generator,
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// carrying information on a raft, 1st layer height, 1st object layer height, gap between the raft and object etc.
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SlicingParameters m_slicing_params;
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// Various precomputed support parameters to be shared with external functions.
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SupportParameters m_support_params;
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};
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} // namespace Slic3r
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#endif /* slic3r_SupportMaterial_hpp_ */
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