Puppet2D.Graphics/Vertex.cs - master - EugenyCh7/Puppet2D.Net

Puppet2D.Graphics/Vertex.cs
78 строк3 KB
EugenyCh7
comments fix
24 июл 2025, 22:54
24 июл 2025, 22:54421ed1f
using System.Runtime.InteropServices;
using Puppet2D.System;

namespace Puppet2D.Graphics
{
    /// <summary>
    /// Define a point with color and texture coordinates
    /// </summary>
    [StructLayout(LayoutKind.Sequential)]
    public struct Vertex
    {
        /// <summary>
        /// Construct the vertex from its position
        /// The vertex color is white and texture coordinates are (0, 0).
        /// </summary>
        /// <param name="position">Vertex position</param>
        public Vertex(Vector2 position) :
            this(position, Color.White, new Vector2(0, 0))
        {
        }

        /// <summary>
        /// Construct the vertex from its position and color
        /// The texture coordinates are (0, 0).
        /// </summary>
        /// <param name="position">Vertex position</param>
        /// <param name="color">Vertex color</param>
        public Vertex(Vector2 position, Color color) :
            this(position, color, new Vector2(0, 0))
        {
        }

        /// <summary>
        /// Construct the vertex from its position and texture coordinates
        /// The vertex color is white.
        /// </summary>
        /// <param name="position">Vertex position</param>
        /// <param name="texCoords">Vertex texture coordinates</param>
        public Vertex(Vector2 position, Vector2 texCoords) :
            this(position, Color.White, texCoords)
        {
        }

        /// <summary>
        /// Construct the vertex from its position, color and texture coordinates
        /// </summary>
        /// <param name="position">Vertex position</param>
        /// <param name="color">Vertex color</param>
        /// <param name="texCoords">Vertex texture coordinates</param>
        public Vertex(Vector2 position, Color color, Vector2 texCoords)
        {
            Position = position;
            Color = color;
            TexCoords = texCoords;
        }

        /// <summary>
        /// Provide a string describing the object
        /// </summary>
        /// <returns>String description of the object</returns>
        public override string ToString()
        {
            return "[Vertex]" +
                   " Position(" + Position + ")" +
                   " Color(" + Color + ")" +
                   " TexCoords(" + TexCoords + ")";
        }

        /// <summary>2D position of the vertex</summary>
        public Vector2 Position;

        /// <summary>Color of the vertex</summary>
        public Color Color;

        /// <summary>Coordinates of the texture's pixel to map to the vertex</summary>
        public Vector2 TexCoords;
    }
}