61e61ce0e1
Span is preferrable since it's agnostic of the source container, makes it clearer that there is no ownership, is 8 bytes smaller, and can be passed by value.
105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
/* SPDX-FileCopyrightText: 2013 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 "DNA_node_types.h"
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#ifdef WITH_CXX_GUARDEDALLOC
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# include "MEM_guardedalloc.h"
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#endif
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namespace blender::compositor {
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class CompositorContext;
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class Node;
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class NodeInput;
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class NodeOutput;
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/**
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* Internal representation of DNA node data.
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* This structure is converted into operations by \a NodeCompiler.
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*/
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class NodeGraph {
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public:
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struct Link {
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NodeOutput *from;
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NodeInput *to;
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Link(NodeOutput *from, NodeInput *to) : from(from), to(to) {}
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};
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private:
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Vector<Node *> nodes_;
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Vector<Link> links_;
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public:
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~NodeGraph();
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Span<Node *> nodes() const
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{
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return nodes_;
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}
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Span<Link> links() const
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{
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return links_;
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}
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void from_bNodeTree(const CompositorContext &context, bNodeTree *tree);
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protected:
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typedef std::pair<Vector<Node *>::iterator, Vector<Node *>::iterator> NodeRange;
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static bNodeSocket *find_b_node_input(bNode *b_node, const char *identifier);
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static bNodeSocket *find_b_node_output(bNode *b_node, const char *identifier);
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void add_node(Node *node, bNodeTree *b_ntree, bNodeInstanceKey key, bool is_active_group);
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void add_link(NodeOutput *from_socket, NodeInput *to_socket);
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void add_bNodeTree(const CompositorContext &context,
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int nodes_start,
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bNodeTree *tree,
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bNodeInstanceKey parent_key);
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void add_bNode(const CompositorContext &context,
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bNodeTree *b_ntree,
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bNode *b_node,
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bNodeInstanceKey key,
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bool is_active_group);
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NodeOutput *find_output(const NodeRange &node_range, bNodeSocket *b_socket);
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void add_bNodeLink(const NodeRange &node_range, bNodeLink *b_nodelink);
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/* **** Special proxy node type conversions **** */
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/* These nodes are not represented in the node graph themselves,
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* but converted into a number of proxy links
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*/
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void add_proxies_mute(bNodeTree *b_ntree,
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bNode *b_node,
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bNodeInstanceKey key,
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bool is_active_group);
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void add_proxies_skip(bNodeTree *b_ntree,
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bNode *b_node,
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bNodeInstanceKey key,
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bool is_active_group);
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void add_proxies_group_inputs(bNode *b_node, bNode *b_node_io);
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void add_proxies_group_outputs(const CompositorContext &context,
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bNode *b_node,
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bNode *b_node_io);
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void add_proxies_group(const CompositorContext &context, bNode *b_node, bNodeInstanceKey key);
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void add_proxies_reroute(bNodeTree *b_ntree,
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bNode *b_node,
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bNodeInstanceKey key,
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bool is_active_group);
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#ifdef WITH_CXX_GUARDEDALLOC
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MEM_CXX_CLASS_ALLOC_FUNCS("COM:NodeGraph")
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#endif
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};
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} // namespace blender::compositor
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