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# docs.GL

OpenGL 4

# glInvalidateBufferData

## Name

glInvalidateBufferData — invalidate the content of a buffer object's data store

## C Specification

`void glInvalidateBufferData(` | GLuint buffer`)`;

## Parameters

`buffer`

  The name of a buffer object whose data store to invalidate.

## Description

`glInvalidateBufferData` invalidates all of the content of the data store of a buffer object. After invalidation, the content of the buffer's data store becomes undefined.

## Errors

`GL_INVALID_VALUE` is generated if `buffer` is not the name of an existing buffer object.

`GL_INVALID_OPERATION` is generated if any part of `buffer` is currently mapped.

## Associated Gets

glGetBufferParameter with argument `GL_BUFFER_SIZE`

## Version Support

| OpenGL Version
--- | ---
Function / Feature Name | 2.0 | 2.1 | 3.0 | 3.1 | 3.2 | 3.3 | 4.0 | 4.1 | 4.2 | 4.3 | 4.4 | 4.5
`glInvalidateBufferData` | - | - | - | - | - | - | - | - | - | ✔ | ✔ | ✔

## See Also

glInvalidateTexSubImage,, glInvalidateTexImage, glInvalidateBufferSubData, glInvalidateFramebuffer, glInvalidateSubFramebuffer.

## Copyright

Copyright © 2013-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. https://opencontent.org/openpub/.

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