通过

GraphicsDeviceCapabilities.DriverCaps.SupportsCopyToSystemMemory Property

  • 项目

Gets a value indicating whether the device can accelerate a memory copy from local video memory to system memory.

Namespace: Microsoft.Xna.Framework.Graphics
Assembly: Microsoft.Xna.Framework (in microsoft.xna.framework.dll)

Syntax

public bool SupportsCopyToSystemMemory { get; }

Property Value

true if the device can accelerate a memory copy from local video memory to system memory; false otherwise.

Remarks

This setting guarantees that GetRenderTarget calls will be hardware accelerated. If this setting is false, those calls will succeed but will be slower.

See Also

Reference

GraphicsDeviceCapabilities.DriverCaps Structure
GraphicsDeviceCapabilities.DriverCaps Members
DriverCapabilities
Microsoft.Xna.Framework.Graphics Namespace

Platforms

Xbox 360, Windows XP SP2, Windows Vista