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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 | #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. */#endregion#region Using Statementsusing System;#endregionnamespace Microsoft.Xna.Framework.Graphics{ public class OcclusionQuery : GraphicsResource { #region Public Properties public bool IsComplete { get { return GraphicsDevice.GLDevice.QueryComplete(query); } } public int PixelCount { get { return GraphicsDevice.GLDevice.QueryPixelCount(query); } } #endregion #region Private OpenGL Variables private IGLQuery query; #endregion #region Public Constructor public OcclusionQuery(GraphicsDevice graphicsDevice) { GraphicsDevice = graphicsDevice; query = GraphicsDevice.GLDevice.CreateQuery(); } #endregion #region Protected Dispose Method protected override void Dispose(bool disposing) { if (!IsDisposed) { GraphicsDevice.GLDevice.AddDisposeQuery(query); } base.Dispose(disposing); } #endregion #region Public Begin/End Methods public void Begin() { GraphicsDevice.GLDevice.QueryBegin(query); } public void End() { GraphicsDevice.GLDevice.QueryEnd(query); } #endregion }} |
