[Bf-blender-cvs] [765f987fee4] blender-v3.3-release: Fix: Build error in Cycles with OpenVDB turned off

[Hans Goudey]

Commit: 765f987fee48abef5bd36d81b43b49dc5312866b
Author: Hans Goudey
Date:   Wed Aug 31 18:06:13 2022 -0500
Branches: blender-v3.3-release
https://developer.blender.org/rB765f987fee48abef5bd36d81b43b49dc5312866b

Fix: Build error in Cycles with OpenVDB turned off

===================================================================

M	intern/cycles/scene/volume.cpp

===================================================================

diff --git a/intern/cycles/scene/volume.cpp b/intern/cycles/scene/volume.cpp
index 337e1833a42..573800fcf80 100644
--- a/intern/cycles/scene/volume.cpp
+++ b/intern/cycles/scene/volume.cpp
@@ -294,11 +294,13 @@ void VolumeMeshBuilder::create_mesh(vector<float3> &vertices,
 #endif
 }
 
+#ifdef WITH_OPENVDB
 static bool is_non_empty_leaf(const openvdb::MaskGrid::TreeType &tree, const openvdb::Coord coord)
 {
   auto *leaf_node = tree.probeLeaf(coord);
   return (leaf_node && !leaf_node->isEmpty());
 }
+#endif
 
 void VolumeMeshBuilder::generate_vertices_and_quads(vector<ccl::int3> &vertices_is,
                                                     vector<QuadData> &quads)