X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fvbo%2Fvbo.h;h=04c59c05b277027281d91b4bcae52d39627b4250;hb=452a592ca4b1bac78eee53fb9f2f1deac7832840;hp=80f7a3322bf4a8ea970821150083cdd3e9b72254;hpb=1f07439fe8c6803f70a27a1cdb9d76360ae40571;p=mesa.git

diff --git a/src/mesa/vbo/vbo.h b/src/mesa/vbo/vbo.h
index 80f7a3322bf..04c59c05b27 100644
--- a/src/mesa/vbo/vbo.h
+++ b/src/mesa/vbo/vbo.h
@@ -32,7 +32,7 @@
 #ifndef _VBO_H
 #define _VBO_H
 
-#include "mtypes.h"
+#include "main/mtypes.h"
 
 struct _mesa_prim {
    GLuint mode:8;
@@ -55,7 +55,6 @@ struct _mesa_index_buffer {
    GLenum type;
    struct gl_buffer_object *obj;
    const void *ptr;
-   GLuint rebase;
 };
 
 
@@ -65,4 +64,54 @@ void _vbo_DestroyContext( GLcontext *ctx );
 void _vbo_InvalidateState( GLcontext *ctx, GLuint new_state );
 
 
+typedef void (*vbo_draw_func)( GLcontext *ctx,
+			       const struct gl_client_array **arrays,
+			       const struct _mesa_prim *prims,
+			       GLuint nr_prims,
+			       const struct _mesa_index_buffer *ib,
+			       GLuint min_index,
+			       GLuint max_index );
+
+
+
+
+/* Utility function to cope with various constraints on tnl modules or
+ * hardware.  This can be used to split an incoming set of arrays and
+ * primitives against the following constraints:
+ *    - Maximum number of indices in index buffer.
+ *    - Maximum number of vertices referenced by index buffer.
+ *    - Maximum hardware vertex buffer size.
+ */
+struct split_limits {
+   GLuint max_verts;
+   GLuint max_indices;
+   GLuint max_vb_size;		/* bytes */
+};
+
+
+void vbo_split_prims( GLcontext *ctx,
+		      const struct gl_client_array *arrays[],
+		      const struct _mesa_prim *prim,
+		      GLuint nr_prims,
+		      const struct _mesa_index_buffer *ib,
+		      GLuint min_index,
+		      GLuint max_index,
+		      vbo_draw_func draw,
+		      const struct split_limits *limits );
+
+
+/* Helpers for dealing translating away non-zero min_index.
+ */
+GLboolean vbo_all_varyings_in_vbos( const struct gl_client_array *arrays[] );
+
+void vbo_rebase_prims( GLcontext *ctx,
+		       const struct gl_client_array *arrays[],
+		       const struct _mesa_prim *prim,
+		       GLuint nr_prims,
+		       const struct _mesa_index_buffer *ib,
+		       GLuint min_index,
+		       GLuint max_index,
+		       vbo_draw_func draw );
+
+
 #endif