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GLGETFRAGDATALOCATIO(3G)                         OpenGL 3.3                         GLGETFRAGDATALOCATIO(3G)



NAME
       glGetFragDataLocation - query the bindings of color numbers to user-defined varying out variables

C SPECIFICATION
       GLint glGetFragDataLocation(GLuint program, const char * name);

PARAMETERS
       program
           The name of the program containing varying out variable whose binding to query

       name
           The name of the user-defined varying out variable whose binding to query

DESCRIPTION
       glGetFragDataLocation retrieves the assigned color number binding for the user-defined varying out
       variable name for program program.  program must have previously been linked.  name must be a
       null-terminated string. If name is not the name of an active user-defined varying out fragment shader
       variable within program, -1 will be returned.

ERRORS
       GL_INVALID_OPERATION is generated if program is not the name of a program object.

SEE ALSO
       glCreateProgram(), glBindFragDataLocation()


COPYRIGHT
       Copyright (C) 2010 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/.



OpenGL 3.3                                       03/08/2011                         GLGETFRAGDATALOCATIO(3G)