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diff --git a/source/blender/gpu/GPU_batch.h b/source/blender/gpu/GPU_batch.h
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+++ b/source/blender/gpu/GPU_batch.h
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+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * 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.
+ *
+ * The Original Code is Copyright (C) 2016 Blender Foundation.
+ * All rights reserved.
+ *
+ * 
+ * Contributor(s): Mike Erwin
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/* Batched geometry rendering is powered by the Gawain library.
+ * This file contains any additions or modifications specific to Blender.
+ */
+
+#ifndef __GPU_BATCH_H__
+#define __GPU_BATCH_H__
+
+#include "../../../intern/gawain/gawain/batch.h"
+
+// TODO: CMake magic to do this:
+// #include "gawain/batch.h"
+
+#include "GPU_shader.h"
+
+/* Extend GWN_batch_program_set to use Blender’s library of built-in shader programs. */
+void Batch_set_builtin_program(Gwn_Batch*, GPUBuiltinShader);
+
+/* Replacement for gluSphere */
+Gwn_Batch *Batch_get_sphere(int lod);
+Gwn_Batch *Batch_get_sphere_wire(int lod);
+
+void gpu_batch_init(void);
+void gpu_batch_exit(void);
+
+#endif  /* __GPU_BATCH_H__ */