SegaSaturnObjectModel.cs

/*
** SegaSaturn.NET
** Copyright (c) 2020-2021, Johannes Fetz (johannesfetz@gmail.com)
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are met:
**     * Redistributions of source code must retain the above copyright
**       notice, this list of conditions and the following disclaimer.
**     * Redistributions in binary form must reproduce the above copyright
**       notice, this list of conditions and the following disclaimer in the
**       documentation and/or other materials provided with the distribution.
**     * Neither the name of the Johannes Fetz nor the
**       names of its contributors may be used to endorse or promote products
**       derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
** DISCLAIMED. IN NO EVENT SHALL Johannes Fetz BE LIABLE FOR ANY
** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

using System;
using System.Collections.Generic;

namespace SegaSaturn.NET
{
    public class SegaSaturnObjectModel
    {
        /// <summary>
        /// Add the vertex if it is not already known
        /// </summary>
        /// <param name="vertex">Vertex</param>
        /// <returns>Index in Vertexes</returns>
        public int GetOrAddVertex(SegaSaturnVertex vertex)
        {
            if (vertex == null)
                throw new ArgumentNullException(nameof(vertex));
            if (this.Vertexes == null)
                throw new InvalidOperationException($"{nameof(this.Vertexes)} collection is null");
            string hash = vertex.HashKey;
            int index = this.Vertexes.FindIndex(item => item.HashKey == hash);
            if (index >= 0)
                return index;
            this.Vertexes.Add(vertex);
            return this.Vertexes.Count - 1;
        }

        public List<SegaSaturnVertex> Vertexes { get; set; } = new List<SegaSaturnVertex>();
        public List<SegaSaturnQuad> Quads { get; set; } = new List<SegaSaturnQuad>();
        public List<SegaSaturnTexture> Textures { get; set; } = new List<SegaSaturnTexture>();
        public string Name { get; set; }
    }
}