GLGETFRAGDATALOCATIO

Section: [FIXME: manual] (3G)
Updated: 01/26/2021
Page Index
 

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. m[blue]http://opencontent.org/openpub/m[].  

COPYRIGHT


Copyright © 2010-2014 Khronos Group

 

Index

NAME
C SPECIFICATION
PARAMETERS
DESCRIPTION
ERRORS
VERSION SUPPORT
SEE ALSO
COPYRIGHT
COPYRIGHT