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diff --git a/source/blender/alembic/intern/abc_writer_mesh.h b/source/blender/alembic/intern/abc_writer_mesh.h
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+++ b/source/blender/alembic/intern/abc_writer_mesh.h
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+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+/** \file
+ * \ingroup balembic
+ */
+
+#ifndef __ABC_WRITER_MESH_H__
+#define __ABC_WRITER_MESH_H__
+
+#include "abc_customdata.h"
+#include "abc_writer_object.h"
+
+struct Mesh;
+struct ModifierData;
+
+/* Writer for Alembic meshes. Does not assume the object is a mesh object. */
+class AbcGenericMeshWriter : public AbcObjectWriter {
+ protected:
+  Alembic::AbcGeom::OPolyMeshSchema m_mesh_schema;
+  Alembic::AbcGeom::OPolyMeshSchema::Sample m_mesh_sample;
+
+  Alembic::AbcGeom::OSubDSchema m_subdiv_schema;
+  Alembic::AbcGeom::OSubDSchema::Sample m_subdiv_sample;
+
+  Alembic::Abc::OArrayProperty m_mat_indices;
+
+  bool m_is_animated;
+  ModifierData *m_subsurf_mod;
+
+  CDStreamConfig m_custom_data_config;
+
+  bool m_is_liquid;
+  bool m_is_subd;
+
+ public:
+  AbcGenericMeshWriter(Object *ob,
+                       AbcTransformWriter *parent,
+                       uint32_t time_sampling,
+                       ExportSettings &settings);
+
+  ~AbcGenericMeshWriter();
+  void setIsAnimated(bool is_animated);
+
+ protected:
+  virtual void do_write();
+  virtual bool isAnimated() const;
+  virtual Mesh *getEvaluatedMesh(Scene *scene_eval, Object *ob_eval, bool &r_needsfree) = 0;
+  virtual void freeEvaluatedMesh(struct Mesh *mesh);
+
+  Mesh *getFinalMesh(bool &r_needsfree);
+
+  void writeMesh(struct Mesh *mesh);
+  void writeSubD(struct Mesh *mesh);
+
+  void writeArbGeoParams(struct Mesh *mesh);
+  void getGeoGroups(struct Mesh *mesh, std::map<std::string, std::vector<int32_t>> &geoGroups);
+
+  /* fluid surfaces support */
+  void getVelocities(struct Mesh *mesh, std::vector<Imath::V3f> &vels);
+
+  template<typename Schema> void writeFaceSets(struct Mesh *mesh, Schema &schema);
+};
+
+class AbcMeshWriter : public AbcGenericMeshWriter {
+ public:
+  AbcMeshWriter(Object *ob,
+                AbcTransformWriter *parent,
+                uint32_t time_sampling,
+                ExportSettings &settings);
+
+  ~AbcMeshWriter();
+
+ protected:
+  virtual Mesh *getEvaluatedMesh(Scene *scene_eval, Object *ob_eval, bool &r_needsfree) override;
+};
+
+#endif /* __ABC_WRITER_MESH_H__ */