//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
//     file="glApiDefine.cs"
//     Project: StgSharp
//     AuthorGroup: Nitload Space
//     Copyright (c) Nitload Space. 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, 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.
//     
//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
/*
 * This file is created to link functions in OpenGL to version in C#
 * The name of delegates and organization to init all these delegates 
 * are refferd from GLAD1 in agreement of MIT license generated from 
 * https://glad.dav1d.de/
 */


using StgSharp.Math;

using System;
using System.Numerics;
using System.Runtime.InteropServices;

namespace StgSharp.Graphics
{
    #region StgSharpDele

    public unsafe delegate void FrameBufferSizeHandler(IntPtr window, uint width, uint height);

    public unsafe delegate void FramePositionHandler(IntPtr window, float width, float height);

    #endregion

    /// <summary>
    /// Function handler to load an opengl function by searching its name.
    /// </summary>
    /// <param name="name">the name of the Opengl function</param>
    /// <returns>An Intptr value representing the pointer to the function</returns>
    public delegate IntPtr glLoader(string name);

    #region glDEBUG

    internal unsafe delegate void GLDEBUGPROC(int source, int type, uint id, int severity, int length, sbyte* message, void* userParam);
    internal unsafe delegate void GLDEBUGPROCARB(int source, int type, uint id, int severity, int length, sbyte* message, void* userParam);
    internal unsafe delegate void GLDEBUGPROCKHR(int source, int type, uint id, int severity, int length, sbyte* message, void* userParam);
    internal unsafe delegate void GLDEBUGPROCAMD(uint id, int category, int severity, int length, sbyte* message, void* userParam);

    #endregion


}