xcb_glx_get_histogram_parameteriv

Section: XCB Requests (3)
Updated: libxcb 1.12
Index Return to Main Contents

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NAME

xcb_glx_get_histogram_parameteriv -  

SYNOPSIS

#include <xcb/glx.h>  

Request function

xcb_glx_get_histogram_parameteriv_cookie_t xcb_glx_get_histogram_parameteriv(xcb_connection_t *conn, xcb_glx_context_tag_t context_tag, uint32_t target, uint32_t pname);

 

Reply datastructure

typedef struct xcb_glx_get_histogram_parameteriv_reply_t {
    uint8_t  response_type;
    uint8_t  pad0;
    uint16_t sequence;
    uint32_t length;
    uint8_t  pad1[4];
    uint32_t n;
    int32_t  datum;
    uint8_t  pad2[12];
} xcb_glx_get_histogram_parameteriv_reply_t;

 

Reply function

xcb_glx_get_histogram_parameteriv_reply_t *xcb_glx_get_histogram_parameteriv_reply(xcb_connection_t *conn, xcb_glx_get_histogram_parameteriv_cookie_t cookie, xcb_generic_error_t **e);

 

Reply accessors

int32_t *xcb_glx_get_histogram_parameteriv_data(const xcb_glx_get_histogram_parameteriv_request_t *reply);

int xcb_glx_get_histogram_parameteriv_data_length(const xcb_glx_get_histogram_parameteriv_reply_t *reply);

xcb_generic_iterator_t xcb_glx_get_histogram_parameteriv_data_end(const xcb_glx_get_histogram_parameteriv_reply_t *reply);

 

REQUEST ARGUMENTS

conn

The XCB connection to X11.

context_tag

TODO: NOT YET DOCUMENTED.

target

TODO: NOT YET DOCUMENTED.

pname

TODO: NOT YET DOCUMENTED.

 

REPLY FIELDS

response_type

The type of this reply, in this case XCB_GLX_GET_HISTOGRAM_PARAMETERIV. This field is also present in the xcb_generic_reply_t and can be used to tell replies apart from each other.

sequence

The sequence number of the last request processed by the X11 server.

length

The length of the reply, in words (a word is 4 bytes).

n

TODO: NOT YET DOCUMENTED.

datum

TODO: NOT YET DOCUMENTED.

 

DESCRIPTION

 

RETURN VALUE

Returns an xcb_glx_get_histogram_parameteriv_cookie_t. Errors have to be handled when calling the reply function xcb_glx_get_histogram_parameteriv_reply.

If you want to handle errors in the event loop instead, use xcb_glx_get_histogram_parameteriv_unchecked. See xcb-requests(3) for details.  

ERRORS

This request does never generate any errors.  

SEE ALSO

 

AUTHOR

Generated from glx.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.

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Index

NAME

SYNOPSIS

Request function

Reply datastructure

Reply function

Reply accessors

REQUEST ARGUMENTS

REPLY FIELDS

DESCRIPTION

RETURN VALUE

ERRORS

SEE ALSO

AUTHOR