Joonas Rikkonen
96 lines
4.3 KiB
C#
96 lines
4.3 KiB
C#
// MonoGame - Copyright (C) The MonoGame Team
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// This file is subject to the terms and conditions defined in
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// file 'LICENSE.txt', which is part of this source code package.
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using System;
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namespace Microsoft.Xna.Framework.Graphics
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{
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/// <summary>
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/// Represents a texture cube that can be used as a render target.
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/// </summary>
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public partial class RenderTargetCube : TextureCube, IRenderTarget
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{
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/// <summary>
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/// Gets the depth-stencil buffer format of this render target.
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/// </summary>
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/// <value>The format of the depth-stencil buffer.</value>
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public DepthFormat DepthStencilFormat { get; private set; }
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/// <summary>
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/// Gets the number of multisample locations.
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/// </summary>
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/// <value>The number of multisample locations.</value>
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public int MultiSampleCount { get; private set; }
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/// <summary>
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/// Gets the usage mode of this render target.
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/// </summary>
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/// <value>The usage mode of the render target.</value>
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public RenderTargetUsage RenderTargetUsage { get; private set; }
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/// <inheritdoc/>
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int IRenderTarget.Width
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{
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get { return size; }
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}
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/// <inheritdoc/>
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int IRenderTarget.Height
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{
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get { return size; }
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}
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public bool IsContentLost { get { return false; } }
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public event EventHandler<EventArgs> ContentLost;
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/// <summary>
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/// Initializes a new instance of the <see cref="RenderTargetCube"/> class.
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/// </summary>
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/// <param name="graphicsDevice">The graphics device.</param>
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/// <param name="size">The width and height of a texture cube face in pixels.</param>
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/// <param name="mipMap"><see langword="true"/> to generate a full mipmap chain; otherwise <see langword="false"/>.</param>
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/// <param name="preferredFormat">The preferred format of the surface.</param>
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/// <param name="preferredDepthFormat">The preferred format of the depth-stencil buffer.</param>
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public RenderTargetCube(GraphicsDevice graphicsDevice, int size, bool mipMap, SurfaceFormat preferredFormat, DepthFormat preferredDepthFormat)
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: this(graphicsDevice, size, mipMap, preferredFormat, preferredDepthFormat, 0, RenderTargetUsage.DiscardContents)
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="RenderTargetCube"/> class.
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/// </summary>
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/// <param name="graphicsDevice">The graphics device.</param>
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/// <param name="size">The width and height of a texture cube face in pixels.</param>
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/// <param name="mipMap"><see langword="true"/> to generate a full mipmap chain; otherwise <see langword="false"/>.</param>
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/// <param name="preferredFormat">The preferred format of the surface.</param>
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/// <param name="preferredDepthFormat">The preferred format of the depth-stencil buffer.</param>
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/// <param name="preferredMultiSampleCount">The preferred number of multisample locations.</param>
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/// <param name="usage">The usage mode of the render target.</param>
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public RenderTargetCube(GraphicsDevice graphicsDevice, int size, bool mipMap, SurfaceFormat preferredFormat, DepthFormat preferredDepthFormat, int preferredMultiSampleCount, RenderTargetUsage usage)
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: base(graphicsDevice, size, mipMap, QuerySelectedFormat(graphicsDevice, preferredFormat), true)
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{
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DepthStencilFormat = preferredDepthFormat;
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MultiSampleCount = preferredMultiSampleCount;
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RenderTargetUsage = usage;
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PlatformConstruct(graphicsDevice, mipMap, preferredDepthFormat, preferredMultiSampleCount, usage);
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}
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protected static SurfaceFormat QuerySelectedFormat(GraphicsDevice graphicsDevice, SurfaceFormat preferredFormat)
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{
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SurfaceFormat selectedFormat = preferredFormat;
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DepthFormat selectedDepthFormat;
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int selectedMultiSampleCount;
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if (graphicsDevice != null)
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{
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graphicsDevice.Adapter.QueryRenderTargetFormat(graphicsDevice.GraphicsProfile, preferredFormat, DepthFormat.None, 0,
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out selectedFormat, out selectedDepthFormat, out selectedMultiSampleCount);
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}
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return selectedFormat;
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}
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}
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}
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