eglQueryContext
- return EGL rendering context information
EGLBoolean eglQueryContext(EGLDisplay display, EGLContext context, EGLint attribute, EGLint * value)
display
Specifies the EGL display connection.
context
Specifies the EGL rendering context to query.
attribute
Specifies the EGL rendering context attribute to be returned.
value
Returns the requested value.
eglQueryContext
returns in value
the value of attribute
for context
. attribute
can be one of the following:
EGL_CONFIG_ID
Returns the ID of the EGL frame buffer configuration with respect to which the context was created.
EGL_FALSE
is returned on failure, EGL_TRUE
otherwise. value
is not modified when EGL_FALSE
is returned.
EGL_BAD_DISPLAY
is generated if display
is not an EGL display connection.
EGL_NOT_INITIALIZED
is generated if display
has not been initialized.
EGL_BAD_CONTEXT
is generated if context
is not an EGL rendering context.
EGL_BAD_ATTRIBUTE
is generated if attribute
is not a valid context attribute.
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This document is licensed under the SGI Free Software B License. For details, see http://oss.sgi.com/projects/FreeB/.