xcb_glx_read_pixels(3) | XCB Requests | xcb_glx_read_pixels(3) |
xcb_glx_read_pixels -
#include <xcb/glx.h>
xcb_glx_read_pixels_cookie_t xcb_glx_read_pixels(xcb_connection_t *conn, xcb_glx_context_tag_t context_tag, int32_t x, int32_t y, int32_t width, int32_t height, uint32_t format, uint32_t type, uint8_t swap_bytes, uint8_t lsb_first);
typedef struct xcb_glx_read_pixels_reply_t {
uint8_t response_type;
uint8_t pad0;
uint16_t sequence;
uint32_t length;
uint8_t pad1[24]; } xcb_glx_read_pixels_reply_t;
xcb_glx_read_pixels_reply_t *xcb_glx_read_pixels_reply(xcb_connection_t *conn, xcb_glx_read_pixels_cookie_t cookie, xcb_generic_error_t **e);
uint8_t *xcb_glx_read_pixels_data(const xcb_glx_read_pixels_request_t *reply);
int xcb_glx_read_pixels_data_length(const xcb_glx_read_pixels_reply_t *reply);
xcb_generic_iterator_t
xcb_glx_read_pixels_data_end(const xcb_glx_read_pixels_reply_t
*reply);
Returns an xcb_glx_read_pixels_cookie_t. Errors have to be handled when calling the reply function xcb_glx_read_pixels_reply.
If you want to handle errors in the event loop instead, use xcb_glx_read_pixels_unchecked. See xcb-requests(3) for details.
This request does never generate any errors.
Generated from glx.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.
libxcb 1.15 | X Version 11 |