glGetFragDataLocation - query the bindings of color numbers to user-defined varying out variables
Contents
C Specification
GLintglGetFragDataLocation(GLuintprogram,constchar*name);
Copyright
Copyright © 2010-2014 Khronos Group
[FIXME: source] 11/18/2024 GLGETFRAGDATALOCATIO(3G)
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.
Name
glGetFragDataLocation - query the bindings of color numbers to user-defined varying out variables
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
See Also
glCreateProgram(), glBindFragDataLocation()
Version Support
┌───────────────────────┬───────────────────────────────────────────────────────────────────────┐
│ │ OpenGLVersion │
├───────────────────────┼─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┤
│ Function │ 2.0 │ 2.1 │ 3.0 │ 3.1 │ 3.2 │ 3.3 │ 4.0 │ 4.1 │ 4.2 │ 4.3 │ 4.4 │ 4.5 │
│ / │ │ │ │ │ │ │ │ │ │ │ │ │
│ Feature │ │ │ │ │ │ │ │ │ │ │ │ │
│ Name │ │ │ │ │ │ │ │ │ │ │ │ │
├───────────────────────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
│ glGetFragDataLocation │ - │ - │ ✔ │ ✔ │ ✔ │ ✔ │ ✔ │ ✔ │ ✔ │ ✔ │ ✔ │ ✔ │
└───────────────────────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┘
PNG Icons
