2013 Khronos Group glInvalidateBufferData 3G 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 See Also glInvalidateTexSubImage,, glInvalidateTexImage, glInvalidateBufferSubData, glInvalidateFramebuffer, glInvalidateSubFramebuffer. Copyright Copyright 2013 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. http://opencontent.org/openpub/.