/**************************************************************************
 * 
 * Copyright 2003 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.
 * 
 **************************************************************************/

#include "i915_context.h"
#include "i915_state.h"
#include "pipe/p_defines.h"
#include "main/imports.h"


struct i915_surface
{
   struct pipe_surface surface;
   /* anything else? */
};


static void
i915_get_tile(struct pipe_surface *ps,
              GLuint x, GLuint y, GLuint w, GLuint h, GLfloat *p)
{
   /* any need to get tiles from i915 surfaces? */
}


static void
i915_put_tile(struct pipe_surface *ps,
              GLuint x, GLuint y, GLuint w, GLuint h, const GLfloat *p)
{
   /* any need to put tiles into i915 surfaces? */
}



static struct pipe_surface *
i915_surface_alloc(struct pipe_context *pipe, GLuint format)
{
   struct i915_surface *surf = CALLOC_STRUCT(i915_surface);

   if (!surf)
      return NULL;

   surf->surface.format = format;
   surf->surface.refcount = 1;

   surf->surface.get_tile = i915_get_tile;
   surf->surface.put_tile = i915_put_tile;

   return &surf->surface;
}


void
i915_init_surface_functions(struct i915_context *i915)
{
   i915->pipe.surface_alloc = i915_surface_alloc;
}