IndexBuffer Constructor (GraphicsDevice, Int32, ResourceUsage, IndexElementSize)

Initializes a new instance of the IndexBuffer class.

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

Syntax

public IndexBuffer (
         GraphicsDevice graphicsDevice,
         int sizeInBytes,
         ResourceUsage usage,
         IndexElementSize elementSize
)

Parameters

• graphicsDevice
  The GraphicsDevice object to associate with the index buffer.
• sizeInBytes
  The size, in bytes, of the index buffer.
• usage
  A set of options identifying the behaviors of this index buffer resource. It is good practice to match the usage parameter with the createOptions parameter in the GraphicsDevice constructor.
• elementSize
  The size, in bits, of an index element.

Exceptions

Exception type	Condition
ArgumentNullException	graphicsDevice is null.
ArgumentOutOfRangeException	One of the following conditions is true: elementSize is an invalid value. elementSize must be either IndexElementSize.SixteenBits or IndexElementSize.ThirtyTwoBits. sizeInBytes is not a valid value. sizeInBytes must be greater than zero, and a multiple of elementSize.
InvalidOperationException	Unable to create this IndexBuffer resource on the graphics device.

See Also

Tasks

How to: Load Resources

Reference

GraphicsDeviceManager.DeviceReset Event
IndexBuffer Class
IndexBuffer Members
Microsoft.Xna.Framework.Graphics Namespace

Platforms

Xbox 360, Windows XP SP2, Windows Vista