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GLGETFRAGDATALOCATIO(3G) [FIXME: manual] 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.

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
glGetFragDataLocation - - ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔

SEE ALSO

glCreateProgram(), glBindFragDataLocation()

COPYRIGHT

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 © 2010-2014 Khronos Group

04/12/2021 [FIXME: source]