/* 
 * Copyright © 2012 Intel Corporation
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef __CL_SAMPLER_H__
#define __CL_SAMPLER_H__

#include <stdint.h>
#include "CL/cl.h"

/* How to access images */
typedef struct _cl_sampler {
  uint64_t magic;             /* To identify it as a sampler object */
  volatile int ref_n;         /* This object is reference counted */
  cl_sampler prev, next;      /* We chain the samplers in the allocator */
  cl_context ctx;             /* Context it belongs to */
  cl_bool normalized_coords;  /* Are coordinates normalized? */
  cl_addressing_mode address; /* CLAMP / REPEAT and so on... */
  cl_filter_mode filter;      /* LINEAR / NEAREST mostly */
  void *pdata;                /* Private data used by each driver. */
} _cl_sampler;

#endif /* __CL_SAMPLER_H__ */