#region License
//
// The Open Toolkit Library License
//
// Copyright (c) 2006 - 2009 the Open Toolkit library.
//
// 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.
//
#endregion

using System;
using System.Runtime.InteropServices;

namespace OpenTK.Compute
{
    using cl_context = IntPtr;
    using cl_mem = IntPtr;

    #region Flat API

    partial class CL
    {
        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clCreateBuffer")]
        public static extern cl_mem CreateBuffer(cl_context context,
           MemFlags flags,
            /* size_t */ IntPtr size,
           /* void * */ IntPtr host_ptr,
           out ErrorCode errcode_ret);

        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clCreateImage2D")]
        public static extern cl_mem CreateImage2D(cl_context context,
           MemFlags flags,
           ref ImageFormat image_format,
            /* size_t */ IntPtr image_width,
            /* size_t */ IntPtr image_height,
            /* size_t */ IntPtr image_row_pitch,
           /* void * */ IntPtr host_ptr,
           out ErrorCode errcode_ret);

        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clCreateImage3D")]
        public static extern cl_mem CreateImage3D(cl_context context,
           MemFlags flags,
           ref ImageFormat image_format,
            /* size_t */ IntPtr image_width,
            /* size_t */ IntPtr image_height,
            /* size_t */ IntPtr image_row_pitch,
            /* size_t */ IntPtr image_slice_pitch,
           /* void * */ IntPtr host_ptr,
           out ErrorCode errcode_ret);

        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clRetainMemObject")]
        public static extern int RetainMemObject(cl_mem memobj);

        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clReleaseMemObject")]
        public static extern int ReleaseMemObject(cl_mem memobj);

        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clGetSupportedImageFormats")]
        public static extern int GetSupportedImageFormats(cl_context context,
           MemFlags flags,
           MemObjectType image_type,
           int num_entries,
           ref ImageFormat image_formats,
           out int num_image_formats);

        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clGetMemObjectInfo")]
        public static extern int GetMemObjectInfo(cl_mem memobj,
           MemInfo param_name,
            /* size_t */ IntPtr param_value_size,
            /* void * */ IntPtr param_value,
            /* size_t * */ out IntPtr param_value_size_ret);

        // OpenCL 1.0
        [DllImport(Configuration.Library, EntryPoint = "clGetImageInfo")]
        public static extern int GetImageInfo(cl_mem image,
           ImageInfo param_name,
            /* size_t */ IntPtr param_value_size,
           /* void * */ IntPtr param_value,
            /* size_t * */ out IntPtr param_value_size_ret);
    }

    #endregion
}