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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 | #region License/* FNA - XNA4 Reimplementation for Desktop Platforms * Copyright 2009-2016 Ethan Lee and the MonoGame Team * * Released under the Microsoft Public License. * See LICENSE for details. */#endregionnamespace Microsoft.Xna.Framework.Graphics{ public struct VertexBufferBinding { #region Public Properties /// <summary> /// Gets the instance frequency. A value of 0 means no instancing. /// </summary> public int InstanceFrequency { get { return instanceFrequency; } } /// <summary> /// Gets the vertex buffer. /// </summary> public VertexBuffer VertexBuffer { get { return vertexBuffer; } } /// <summary> /// Gets the offset in bytes from the beginning of the vertex buffer to the first vertex to use. /// </summary> public int VertexOffset { get { return vertexOffset; } } #endregion #region Internal Static Properties /// <summary> /// A null vertex buffer binding for unused vertex buffer slots. /// </summary> internal static VertexBufferBinding None { get { return none; } } #endregion #region Private Variables private VertexBuffer vertexBuffer; private int vertexOffset; private int instanceFrequency; #endregion #region Private Static Variables private static VertexBufferBinding none = new VertexBufferBinding(null); #endregion #region Public Constructors /// <summary> /// Creates an instance of VertexBufferBinding. /// </summary> /// <param name="vertexBuffer">The vertex buffer to bind.</param> public VertexBufferBinding(VertexBuffer vertexBuffer) { this.vertexBuffer = vertexBuffer; vertexOffset = 0; instanceFrequency = 0; } /// <summary> /// Creates an instance of VertexBufferBinding. /// </summary> /// <param name="vertexBuffer">The vertex buffer to bind.</param> /// <param name="vertexOffset">The offset in bytes to the first vertex to use.</param> public VertexBufferBinding(VertexBuffer vertexBuffer, int vertexOffset) { this.vertexBuffer = vertexBuffer; this.vertexOffset = vertexOffset; instanceFrequency = 0; } /// <summary> /// Creates an instance of VertexBufferBinding. /// </summary> /// <param name="vertexBuffer">The vertex buffer to bind.</param> /// <param name="vertexOffset">The offset in bytes to the first vertex to use.</param> /// <param name="instanceFrequency">Number of instances to draw for each draw call. Use 0 if not using instanced drawing.</param> public VertexBufferBinding(VertexBuffer vertexBuffer, int vertexOffset, int instanceFrequency) { this.vertexBuffer = vertexBuffer; this.vertexOffset = vertexOffset; this.instanceFrequency = instanceFrequency; } #endregion #region Implicit Operators public static implicit operator VertexBufferBinding(VertexBuffer buffer) { return new VertexBufferBinding(buffer); } #endregion }} |
