/**************************************************************************
 * 
 * Copyright 2005 Tungsten Graphics, Inc., Cedar Park, Texas.
 * 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, sub license, 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 (including the
 * next paragraph) 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 NON-INFRINGEMENT.
 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
 * 
 **************************************************************************/

#ifndef BRW_DRAW_H
#define BRW_DRAW_H

#include "mtypes.h"		/* for GLcontext... */
#include "brw_attrib.h"

struct brw_context;

struct brw_draw_prim {
   GLuint mode:8;
   GLuint indexed:1;
   GLuint begin:1;
   GLuint end:1;
   GLuint weak:1;
   GLuint pad:20;

   GLuint start;
   GLuint count;
};

struct brw_draw_index_buffer {
   GLuint count;
   GLenum type;
   struct gl_buffer_object *obj;
   const void *ptr;
   GLuint rebase;
};


#define BRW_DRAW_SORTED           0x1
#define BRW_DRAW_ALL_INTERLEAVED  0x2
#define BRW_DRAW_NON_INTERLEAVED  0x4
#define BRW_DRAW_LOCKED           0x8

GLboolean brw_draw_prims( GLcontext *ctx,
			  const struct gl_client_array *arrays[],
			  const struct brw_draw_prim *prims,
			  GLuint nr_prims,
			  const struct brw_draw_index_buffer *ib,
			  GLuint min_index,
			  GLuint max_index,
			  GLuint flags );

void brw_draw_init( struct brw_context *brw );
void brw_draw_destroy( struct brw_context *brw );

/* brw_draw_current.c
 */
void brw_init_current_values(GLcontext *ctx,
			     struct gl_client_array *arrays);


/* brw_draw_upload.c
 */
void brw_upload_indices( struct brw_context *brw,
			 const struct brw_draw_index_buffer *index_buffer);

GLboolean brw_upload_vertices( struct brw_context *brw,
			       GLuint min_index,
			       GLuint max_index );


/* Helpers for save, exec.  Should probably have their own file:
 */
struct brw_exec_context;
struct brw_save_context;

struct brw_exec_save {
   struct brw_exec_context *exec;
   struct brw_save_context *save;
};

/* Doesn't really belong here:
 */
#define IMM_CONTEXT(ctx) ((struct brw_exec_save *)((ctx)->swtnl_im))

#endif