From 95ec6e4dd373f58eebf3119e470ead4156c724b4 Mon Sep 17 00:00:00 2001
From: Jacques Lucke <jacques@blender.org>
Date: Fri, 24 Sep 2021 16:02:59 +0200
Subject: Geometry Nodes: make index field more reusable

Some inputs will be the index field implicitly, so we want this
class to be available outside of `node_geo_input_index.cc`.
---
 source/blender/functions/FN_field.hh | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'source/blender/functions/FN_field.hh')

diff --git a/source/blender/functions/FN_field.hh b/source/blender/functions/FN_field.hh
index d4375b625ce..3ce0993da59 100644
--- a/source/blender/functions/FN_field.hh
+++ b/source/blender/functions/FN_field.hh
@@ -484,4 +484,13 @@ template<typename T> Field<T> make_constant_field(T value)
 
 GField make_field_constant_if_possible(GField field);
 
+class IndexFieldInput final : public FieldInput {
+ public:
+  IndexFieldInput();
+
+  const GVArray *get_varray_for_context(const FieldContext &context,
+                                        IndexMask mask,
+                                        ResourceScope &scope) const final;
+};
+
 }  // namespace blender::fn
-- 
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