glIsQuery.3G - Man Page
determine if a name corresponds to a query object
C Specification
GLboolean glIsQuery(GLuint id);
Parameters
- id
Specifies a value that may be the name of a query object.
Description
glIsQuery returns GL_TRUE if id is currently the name of a query object. If id is zero, or is a non-zero value that is not currently the name of a query object, or if an error occurs, glIsQuery returns GL_FALSE.
A name returned by glGenQueries(), but not yet associated with a query object by calling glBeginQuery(), is not the name of a query object.
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 |
| glIsQuery | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
See Also
glBeginQuery(), glDeleteQueries(),
glEndQuery, glGenQueries()
Copyright
Copyright © 2005 Addison-Wesley. Copyright © 2010-2014 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. http://opencontent.org/openpub/.
Copyright
Copyright © 2005 Sams Publishing
Copyright © 2010-2014 Khronos Group
Referenced By
glBeginQuery.3G(3), glBeginQueryIndexed,_glEndQueryIndexed.3G(3), glCreateQueries.3G(3), glGetQueryIndexediv.3G(3), glGetQueryiv.3G(3), glGetQueryObject.3G(3).