39107b3133
The last good commit was8474716abb. After this commits from main were pushed to blender-v4.0-release. These are being reverted. Commitsa4880576dcfrom tob26f176d1athat happend afterwards were meant for 4.0, and their contents is preserved.
82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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#include <variant>
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#include "DNA_node_types.h"
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#include "BLI_bit_group_vector.hh"
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#include "BLI_vector.hh"
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#include "NOD_node_declaration.hh"
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namespace blender::bke::anonymous_attribute_inferencing {
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/** Represents a group input socket that may be a field. */
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struct InputFieldSource {
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int input_index;
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};
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/** Represents an output of a node that is a field which may contain a new anonymous attribute. */
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struct SocketFieldSource {
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const bNodeSocket *socket;
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};
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struct FieldSource {
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std::variant<InputFieldSource, SocketFieldSource> data;
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/** Geometry source which may contain the anonymous attributes referenced by this field. */
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Vector<int> geometry_sources;
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};
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/** Represents a geometry group input. */
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struct InputGeometrySource {
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int input_index;
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};
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/** Represents a geometry output of a node that may contain a new anonymous attribute. */
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struct SocketGeometrySource {
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const bNodeSocket *socket;
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};
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struct GeometrySource {
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std::variant<InputGeometrySource, SocketGeometrySource> data;
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/** Field sources that originate in this geometry source. */
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Vector<int> field_sources;
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};
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struct AnonymousAttributeInferencingResult {
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/** All field sockets that may introduce new anonymous attributes into the node tree. */
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Vector<FieldSource> all_field_sources;
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/** All geometry sockets that may introduce new anonymous attributes into the node tree. */
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Vector<GeometrySource> all_geometry_sources;
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/** Encodes which field sources are propagated to every field socket. */
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BitGroupVector<> propagated_fields_by_socket;
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/** Encodes which geometry sources are propagated to every geometry socket. */
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BitGroupVector<> propagated_geometries_by_socket;
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/** Encodes which field sources may be available on every geometry socket. */
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BitGroupVector<> available_fields_by_geometry_socket;
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/**
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* Encodes which field sources have to be propagated to each geometry socket at run-time to
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* ensure correct evaluation.
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*/
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BitGroupVector<> required_fields_by_geometry_socket;
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/** Set of geometry output indices which may propagate attributes from input geometries. */
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VectorSet<int> propagated_output_geometry_indices;
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/** Encodes to which group outputs a geometry is propagated to. */
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BitGroupVector<> propagate_to_output_by_geometry_socket;
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nodes::aal::RelationsInNode tree_relations;
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};
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Array<const nodes::aal::RelationsInNode *> get_relations_by_node(const bNodeTree &tree,
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ResourceScope &scope);
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bool update_anonymous_attribute_relations(bNodeTree &tree);
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bool is_possible_field_socket(eNodeSocketDatatype type);
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} // namespace blender::bke::anonymous_attribute_inferencing
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