Compositor: Add Streaming Operator for NodeOperationBuilder.

For debugging purposes to convert the internal state of the
NodeOperationBuilder to a graphviz.

Usage:

	std::cout << *this << "\n";

Inside any method of the NodeOperationBuilder.

1 files changed, 13 insertions, 0 deletions

diff --git a/source/blender/compositor/intern/COM_NodeOperationBuilder.h b/source/blender/compositor/intern/COM_NodeOperationBuilder.h
index b6fb0ebcc9e..3b0ce57ed26 100644
--- a/source/blender/compositor/intern/COM_NodeOperationBuilder.h
+++ b/source/blender/compositor/intern/COM_NodeOperationBuilder.h
@@ -119,6 +119,16 @@ class NodeOperationBuilder {
     return m_active_viewer;
   }
 
+  const Vector<NodeOperation *> &get_operations() const
+  {
+    return m_operations;
+  }
+
+  const Vector<Link> &get_links() const
+  {
+    return m_links;
+  }
+
  protected:
   /** Add datatype conversion where needed */
   void add_datatype_conversions();
@@ -160,4 +170,7 @@ class NodeOperationBuilder {
 #endif
 };
 
+std::ostream &operator<<(std::ostream &os, const NodeOperationBuilder &builder);
+std::ostream &operator<<(std::ostream &os, const NodeOperationBuilder::Link &link);
+
 }  // namespace blender::compositor