glGetQueryiv : PyOpenGL 3.1.4 GL Man Pages

return parameters of a query object target

Signature

glGetQueryiv( GLenum ( target ) , GLenum ( pname ) , GLint * ( params ) )-> void

glGetQueryiv( target , pname , params )

Parameters

Variables	Description
target	Specifies a query object target. Must be GL_SAMPLES_PASSED , GL_ANY_SAMPLES_PASSED , GL_ANY_SAMPLES_PASSED_CONSERVATIVE GL_PRIMITIVES_GENERATED , GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN , GL_TIME_ELAPSED , or GL_TIMESTAMP .
pname	Specifies the symbolic name of a query object target parameter. Accepted values are GL_CURRENT_QUERY or GL_QUERY_COUNTER_BITS .
params	Returns the requested data.

Description

glGetQueryiv returns in params a selected parameter of the query object target specified by target .

pname names a specific query object target parameter. When pname is GL_CURRENT_QUERY , the name of the currently active query for target , or zero if no query is active, will be placed in params . If pname is GL_QUERY_COUNTER_BITS , the implementation-dependent number of bits used to hold the result of queries for target is returned in params .

Notes

The target GL_ANY_SAMPLES_PASSED_CONSERVATIVE is available only if the GL version is 4.3 or greater.

If an error is generated, no change is made to the contents of params .

Errors

GL_INVALID_ENUM is generated if target or pname is not an accepted value.

Version Support

glGetQueryiv

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/