Geometry Nodes: decentralize implicit input definitions

Previously, all implicit inputs where stored in a centralized place.
Now the information which nodes have which implicit inputs is
stored in the nodes directly.

1 files changed, 27 insertions, 0 deletions

diff --git a/source/blender/nodes/intern/node_declaration.cc b/source/blender/nodes/intern/node_declaration.cc
index 2cd9c6000c0..f323d035668 100644
--- a/source/blender/nodes/intern/node_declaration.cc
+++ b/source/blender/nodes/intern/node_declaration.cc
@@ -2,6 +2,7 @@
 
 #include "NOD_node_declaration.hh"
 
+#include "BKE_geometry_fields.hh"
 #include "BKE_node.h"
 
 namespace blender::nodes {
@@ -81,4 +82,30 @@ bool SocketDeclaration::matches_common_data(const bNodeSocket &socket) const
   return true;
 }
 
+namespace implicit_field_inputs {
+
+void position(const bNode & /*node*/, void *r_value)
+{
+  new (r_value) fn::ValueOrField<float3>(bke::AttributeFieldInput::Create<float3>("position"));
+}
+
+void normal(const bNode & /*node*/, void *r_value)
+{
+  new (r_value)
+      fn::ValueOrField<float3>(fn::Field<float3>(std::make_shared<bke::NormalFieldInput>()));
+}
+
+void index(const bNode & /*node*/, void *r_value)
+{
+  new (r_value) fn::ValueOrField<int>(fn::Field<int>(std::make_shared<fn::IndexFieldInput>()));
+}
+
+void id_or_index(const bNode & /*node*/, void *r_value)
+{
+  new (r_value)
+      fn::ValueOrField<int>(fn::Field<int>(std::make_shared<bke::IDAttributeFieldInput>()));
+}
+
+}  // namespace implicit_field_inputs
+
 }  // namespace blender::nodes