From 5c9c3a3234a3b0d6284910a7c4cf52e9422521cd Mon Sep 17 00:00:00 2001
From: Jacques Lucke <jacques@blender.org>
Date: Tue, 30 Jun 2020 17:54:43 +0200
Subject: Nodes: add some utility methods to DerivedNodeTree

---
 source/blender/blenkernel/BKE_derived_node_tree.hh | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'source')

diff --git a/source/blender/blenkernel/BKE_derived_node_tree.hh b/source/blender/blenkernel/BKE_derived_node_tree.hh
index 1c586f9b4c6..b5ced6ab772 100644
--- a/source/blender/blenkernel/BKE_derived_node_tree.hh
+++ b/source/blender/blenkernel/BKE_derived_node_tree.hh
@@ -67,6 +67,10 @@ class DSocket : NonCopyable, NonMovable {
   PointerRNA *rna() const;
   StringRefNull idname() const;
   StringRefNull name() const;
+
+  const SocketRef &socket_ref() const;
+
+  bool is_available() const;
 };
 
 class DInputSocket : public DSocket {
@@ -187,6 +191,8 @@ class DerivedNodeTree : NonCopyable, NonMovable {
   Span<const DInputSocket *> input_sockets() const;
   Span<const DOutputSocket *> output_sockets() const;
 
+  Span<const DGroupInput *> group_inputs() const;
+
   std::string to_dot() const;
 
  private:
@@ -280,6 +286,16 @@ inline StringRefNull DSocket::name() const
   return m_socket_ref->name();
 }
 
+inline const SocketRef &DSocket::socket_ref() const
+{
+  return *m_socket_ref;
+}
+
+inline bool DSocket::is_available() const
+{
+  return (m_socket_ref->bsocket()->flag & SOCK_UNAVAIL) == 0;
+}
+
 /* --------------------------------------------------------------------
  * DInputSocket inline methods.
  */
@@ -446,6 +462,11 @@ inline Span<const DNode *> DerivedNodeTree::nodes_by_type(const bNodeType *nodet
   }
 }
 
+inline Span<const DSocket *> DerivedNodeTree::sockets() const
+{
+  return m_sockets_by_id.as_span();
+}
+
 inline Span<const DInputSocket *> DerivedNodeTree::input_sockets() const
 {
   return m_input_sockets.as_span();
@@ -456,6 +477,11 @@ inline Span<const DOutputSocket *> DerivedNodeTree::output_sockets() const
   return m_output_sockets.as_span();
 }
 
+inline Span<const DGroupInput *> DerivedNodeTree::group_inputs() const
+{
+  return m_group_inputs.as_span();
+}
+
 }  // namespace bke
 }  // namespace blender
 
-- 
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