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diff --git a/src/mesa/tnl/t_split.h b/src/mesa/tnl/t_split.h
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+++ b/src/mesa/tnl/t_split.h
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+/*
+ * mesa 3-D graphics library
+ *
+ * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \brief VBO builder module datatypes and definitions.
+ * \author Keith Whitwell
+ */
+
+
+/**
+ * \mainpage The TNL splitter
+ *
+ * This is the private data used internally to the _tnl_split_prims()
+ * helper function.  Nobody outside the _tnl_split* files needs to
+ * include or know about this structure.
+ */
+
+
+#ifndef _TNL_SPLIT_H
+#define _TNL_SPLIT_H
+
+#include "tnl.h"
+
+
+/* True if a primitive can be split without copying of vertices, false
+ * otherwise.
+ */
+GLboolean
+_tnl_split_prim_inplace(GLenum mode, GLuint *first, GLuint *incr);
+
+void
+_tnl_split_inplace(struct gl_context *ctx,
+                   const struct gl_vertex_array arrays[],
+                   const struct _mesa_prim *prim,
+                   GLuint nr_prims,
+                   const struct _mesa_index_buffer *ib,
+                   GLuint min_index,
+                   GLuint max_index,
+                   tnl_draw_func draw,
+                   const struct split_limits *limits);
+
+/* Requires ib != NULL:
+ */
+void
+_tnl_split_copy(struct gl_context *ctx,
+                const struct gl_vertex_array arrays[],
+                const struct _mesa_prim *prim,
+                GLuint nr_prims,
+                const struct _mesa_index_buffer *ib,
+                tnl_draw_func draw,
+                const struct split_limits *limits);
+
+#endif