test_xcb_image_shm.c		test_xcb_image_shm.c
	#include <stdlib.h>		#include <stdlib.h>
	#include <stdio.h>		#include <stdio.h>
	#include <sys/ipc.h>		#include <sys/ipc.h>
	#include <sys/shm.h>		#include <sys/shm.h>
	#include <xcb/xcb.h>		#include <xcb/xcb.h>
	#include <xcb/shm.h>		#include <xcb/shm.h>
	#include "xcb_aux.h"		#include "../aux/xcb_aux.h"
	#include "xcb_image.h"		#include "xcb_image.h"
	#define W_W 40		#define W_W 40
	#define W_H 40		#define W_H 40
	int		int
	main (int argc, char *argv[])		main (int argc, char *argv[])
	{		{
	xcb_connection_t *c;		xcb_connection_t *c;
	xcb_screen_t *screen;		xcb_screen_t *screen;
	skipping to change at line 32		skipping to change at line 32
	xcb_drawable_t rect;		xcb_drawable_t rect;
	xcb_rectangle_t rect_coord = { 0, 0, W_W, W_H};		xcb_rectangle_t rect_coord = { 0, 0, W_W, W_H};
	xcb_gcontext_t bgcolor, fgcolor;		xcb_gcontext_t bgcolor, fgcolor;
	xcb_point_t points[2];		xcb_point_t points[2];
	uint32_t mask;		uint32_t mask;
	uint32_t valgc[2];		uint32_t valgc[2];
	uint32_t valwin[3];		uint32_t valwin[3];
	int depth;		int depth;
	int screen_nbr;		int screen_nbr;
	xcb_generic_event_t *e;		xcb_generic_event_t *e;
			uint8_t format;
	/* Open the connexion to the X server and get the first screen */		/* Open the connexion to the X server and get the first screen */
	c = xcb_connect (NULL, &screen_nbr);		c = xcb_connect (NULL, &screen_nbr);
	screen = xcb_aux_get_screen (c, screen_nbr);		screen = xcb_aux_get_screen (c, screen_nbr);
	depth = xcb_aux_get_depth (c, screen);		depth = xcb_aux_get_depth (c, screen);
	/* Create a black graphic context for drawing in the foreground */		/* Create a black graphic context for drawing in the foreground */
	win = screen->root;		win = screen->root;
	fgcolor = xcb_generate_id(c);		fgcolor = xcb_generate_id(c);
	skipping to change at line 62		skipping to change at line 63
	/* Shm test */		/* Shm test */
	printf ("shm test begin\n");		printf ("shm test begin\n");
	xcb_image_t *img = 0;		xcb_image_t *img = 0;
	xcb_shm_query_version_reply_t *rep;		xcb_shm_query_version_reply_t *rep;
	xcb_shm_segment_info_t shminfo;		xcb_shm_segment_info_t shminfo;
	rep = xcb_shm_query_version_reply (c,		rep = xcb_shm_query_version_reply (c,
	xcb_shm_query_version (c),		xcb_shm_query_version (c),
	NULL);		NULL);
	if (rep)		if (!rep || !rep->shared_pixmaps ||
	{		rep->major_version < 1 ||
	uint8_t format;		(rep->major_version == 1 && rep->minor_version == 0))
			{
	if (rep->shared_pixmaps &&		printf ("No or insufficient shm support...\n");
	(rep->major_version > 1 || rep->minor_version > 0))		exit (0);
	format = rep->pixmap_format;		}
	else		format = rep->pixmap_format;
	format = 0;		img = xcb_image_create_native (c, W_W, W_H, format, depth,
	img = xcb_image_shm_create (c, depth, format, NULL, W_W, W_H);		0, ~0, 0);
	printf ("Create image summary:\n");
	printf (" * format..........: %d\n", img->format);
	printf (" * byte order......: %d\n", img->image_byte_order);
	printf (" * bitmap unit.....: %d\n", img->bitmap_format_scanline_unit
	);
	printf (" * bitmap order....: %d\n", img->bitmap_format_bit_order);
	printf (" * bitmap pad......: %d\n", img->bitmap_format_scanline_pad)
	;
	shminfo.shmid = shmget (IPC_PRIVATE,
	img->bytes_per_line*img->height,
	IPC_CREAT|0777);
	shminfo.shmaddr = shmat(shminfo.shmid, 0, 0);
	img->data = shminfo.shmaddr;
	shminfo.shmseg = xcb_generate_id (c);
	xcb_shm_attach(c, shminfo.shmseg,
	shminfo.shmid, 0);
	shmctl(shminfo.shmid, IPC_RMID, 0);
	}
	if (!img)		if (!img)
	{		{
	printf ("Can't use shm...\n");		printf ("Can't create image...\n");
	exit (0);		exit (0);
	}		}
			printf ("Create image summary:\n");
			printf (" * format..........: %d\n", img->format);
			printf (" * byte order......: %d\n", img->byte_order);
			printf (" * bitmap unit.....: %d\n", img->bpp);
			printf (" * bitmap order....: %d\n", img->bit_order);
			printf (" * bitmap pad......: %d\n", img->scanline_pad);
			shminfo.shmid = shmget (IPC_PRIVATE, img->size, IPC_CREAT|0777);
			shminfo.shmaddr = shmat(shminfo.shmid, 0, 0);
			img->data = shminfo.shmaddr;
			shminfo.shmseg = xcb_generate_id (c);
			xcb_shm_attach(c, shminfo.shmseg, shminfo.shmid, 0);
			shmctl(shminfo.shmid, IPC_RMID, 0);
	/* Draw in the image */		/* Draw in the image */
	printf ("put the pixel\n");		printf ("put the pixel\n");
	xcb_image_put_pixel (img, 20, 20, 65535);		xcb_image_put_pixel (img, 20, 20, 65535);
	printf ("fin put pixel\n");		printf ("fin put pixel\n");
	/* Ask for our window's Id */		/* Ask for our window's Id */
	win = xcb_generate_id(c);		win = xcb_generate_id(c);
	/* Create the window */		/* Create the window */
	skipping to change at line 134		skipping to change at line 131
	/* Create a Pixmap that will fill the window */		/* Create a Pixmap that will fill the window */
	rect = xcb_generate_id (c);		rect = xcb_generate_id (c);
	xcb_create_pixmap(c, depth, rect, win, W_W, W_H);		xcb_create_pixmap(c, depth, rect, win, W_W, W_H);
	xcb_poly_fill_rectangle(c, rect, bgcolor, 1, &rect_coord);		xcb_poly_fill_rectangle(c, rect, bgcolor, 1, &rect_coord);
	points[0].x = 0;		points[0].x = 0;
	points[0].y = 0;		points[0].y = 0;
	points[1].x = 1;		points[1].x = 1;
	points[1].y = 1;		points[1].y = 1;
	xcb_poly_line(c, XCB_COORD_MODE_ORIGIN, rect, fgcolor, 2, points);		xcb_poly_line(c, XCB_COORD_MODE_ORIGIN, rect, fgcolor, 2, points);
	/* points[0].x = 10; */
	/* points[0].y = 10; */
	/* points[1].x = 10; */
	/* points[1].y = 40; */
	/* xcb_poly_line(c, XCB_COORD_MODE_ORIGIN, rect, fgcolor, 2, points); */
	xcb_flush (c);		xcb_flush (c);
	while ((e = xcb_wait_for_event(c)))		while ((e = xcb_wait_for_event(c)))
	{		{
	switch (e->response_type)		switch (e->response_type)
	{		{
	case XCB_EXPOSE:		case XCB_EXPOSE:
	{		{
	xcb_copy_area(c, rect, win, bgcolor,		xcb_copy_area(c, rect, win, bgcolor,
End of changes. 5 change blocks.
	41 lines changed or deleted		31 lines changed or added
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