glXQueryContextInfoEXT()glXQueryContextInfoEXT()NAMEglXQueryContextInfoEXT - query context information
SYNOPSIS
int glXQueryContextInfoEXT(
Display *dpy,
GLXContext ctx,
int attribute,
int *value );
PARAMETERS
Specifies the connection to the X server. Specifies a GLX rendering
context. The visual ID that the context was created with. The X
screen the the context was created for. The context with which this
context shares display lists. or NULL if this context does not share
display lists.
DESCRIPTIONglXQueryContextInfoEXT() returns the the visual id, screen number, and
share list of ctx. This call may cause a round trip to the server.
glXQueryContextInfoEXT() is part of the EXT_import_context extension,
not part of the core GLX command set. If GLX_EXT_import_context is
included in the string returned by glXQueryExtensionsString(), when
called with argument GLX_EXTENSIONS, extension EXT_import_context is
supported.
ERRORS
GLXBadContext is generated if ctx does not refer to a valid context.
SEE ALSOglXCreateContext(), glXQueryVersion(), glXQueryExtensionsString()glXQueryContextInfoEXT()