cairo_surface_t *
_cairo_boilerplate_xcb_create_surface (const char *name,
cairo_content_t content,
int width,
int height,
int max_width,
int max_height,
cairo_boilerplate_mode_t mode,
int id,
void **closure)
{
xcb_screen_t *root;
xcb_target_closure_t *xtc;
xcb_connection_t *c;
xcb_render_pictforminfo_t *render_format;
xcb_pict_standard_t format;
*closure = xtc = xmalloc (sizeof (xcb_target_closure_t));
if (width == 0)
width = 1;
if (height == 0)
height = 1;
xtc->c = c = xcb_connect(NULL,NULL);
if (xcb_connection_has_error(c)) {
fprintf (stderr, "Failed to connect to X server through XCB\n");
return NULL;
}
root = xcb_setup_roots_iterator(xcb_get_setup(c)).data;
xtc->pixmap = xcb_generate_id (c);
xcb_create_pixmap (c, 32, xtc->pixmap, root->root,
width, height);
switch (content) {
case CAIRO_CONTENT_COLOR:
format = XCB_PICT_STANDARD_RGB_24;
break;
case CAIRO_CONTENT_COLOR_ALPHA:
format = XCB_PICT_STANDARD_ARGB_32;
break;
case CAIRO_CONTENT_ALPHA: /* would be XCB_PICT_STANDARD_A_8 */
default:
fprintf (stderr, "Invalid content for XCB test: %d\n", content);
return NULL;
}
render_format = xcb_render_util_find_standard_format (xcb_render_util_query_formats (c), format);
if (render_format->id == 0)
return NULL;
return cairo_xcb_surface_create_with_xrender_format (c, xtc->pixmap, root,
render_format,
width, height);
}
static cairo_surface_t *
create_source_surface (int size)
{
#if CAIRO_HAS_XCB_SURFACE
xcb_render_pictforminfo_t *render_format;
struct closure *data;
cairo_surface_t *surface;
xcb_screen_t *root;
xcb_void_cookie_t cookie;
void *formats;
data = xmalloc (sizeof (struct closure));
data->connection = xcb_connect (NULL, NULL);
render_format = find_depth (data->connection, 32, &formats);
if (render_format == NULL) {
xcb_disconnect (data->connection);
free (data);
return NULL;
}
root = xcb_setup_roots_iterator (xcb_get_setup (data->connection)).data;
data->pixmap = xcb_generate_id (data->connection);
cookie = xcb_create_pixmap_checked (data->connection, 32,
data->pixmap, root->root, size, size);
/* slow, but sure */
if (xcb_request_check (data->connection, cookie) != NULL) {
free (formats);
xcb_disconnect (data->connection);
free (data);
return NULL;
}
surface = cairo_xcb_surface_create_with_xrender_format (data->connection,
root,
data->pixmap,
render_format,
size, size);
free (formats);
data->device = cairo_device_reference (cairo_surface_get_device (surface));
cairo_surface_set_user_data (surface, &closure_key, data, cleanup);
return surface;
#else
return NULL;
#endif
}
static cairo_surface_t *
_cairo_boilerplate_xcb_create_similar (cairo_surface_t *other,
cairo_content_t content,
int width, int height)
{
cairo_device_t *device = cairo_surface_get_device (other);
struct xcb_info *info = cairo_device_get_user_data (device, &key);
xcb_screen_t *root;
cairo_surface_t *surface;
struct similar *similar;
xcb_render_pictforminfo_t *render_format;
int depth;
similar = malloc (sizeof (*similar));
switch (content) {
default:
case CAIRO_CONTENT_COLOR_ALPHA:
depth = 32;
render_format = info->render_format[0];
break;
case CAIRO_CONTENT_COLOR:
depth = 24;
render_format = info->render_format[1];
break;
case CAIRO_CONTENT_ALPHA:
depth = 8;
render_format = info->render_format[2];
break;
}
similar->connection =
cairo_xcb_device_get_connection (cairo_surface_get_device(other));
similar->pixmap = xcb_generate_id (similar->connection);
root = xcb_setup_roots_iterator(xcb_get_setup(similar->connection)).data;
xcb_create_pixmap (similar->connection, depth,
similar->pixmap, root->root,
width, height);
surface = cairo_xcb_surface_create_with_xrender_format (similar->connection,
root,
similar->pixmap,
render_format,
width, height);
cairo_surface_set_user_data (surface, &key, similar, _destroy_similar);
return surface;
}
static cairo_surface_t *
_cairo_xcb_surface_create_similar (void *abstract_src,
cairo_content_t content,
int width,
int height)
{
cairo_xcb_surface_t *src = abstract_src;
XCBConnection *dpy = src->dpy;
XCBDRAWABLE d;
cairo_xcb_surface_t *surface;
cairo_format_t format = _cairo_format_from_content (content);
XCBRenderPICTFORMINFO *xrender_format;
/* As a good first approximation, if the display doesn't have COMPOSITE,
* we're better off using image surfaces for all temporary operations
*/
if (!CAIRO_SURFACE_RENDER_HAS_COMPOSITE (src)) {
return cairo_image_surface_create (format, width, height);
}
d.pixmap = XCBPIXMAPNew (dpy);
XCBCreatePixmap (dpy, _CAIRO_FORMAT_DEPTH (format),
d.pixmap, src->drawable,
width <= 0 ? 1 : width,
height <= 0 ? 1 : height);
xrender_format = XCBRenderUtilFindStandardFormat (XCBRenderUtilQueryFormats (dpy), format);
/* XXX: what to do if xrender_format is null? */
surface = (cairo_xcb_surface_t *)
cairo_xcb_surface_create_with_xrender_format (dpy, d, src->screen,
xrender_format,
width, height);
if (surface->base.status) {
_cairo_error (CAIRO_STATUS_NO_MEMORY);
return (cairo_surface_t*) &_cairo_surface_nil;
}
surface->owns_pixmap = TRUE;
return &surface->base;
}
static cairo_surface_t *
_cairo_boilerplate_xcb_create_surface (const char *name,
cairo_content_t content,
double width,
double height,
double max_width,
double max_height,
cairo_boilerplate_mode_t mode,
int id,
void **closure)
{
xcb_screen_t *root;
xcb_target_closure_t *xtc;
xcb_connection_t *c;
xcb_render_pictforminfo_t *render_format;
xcb_pict_standard_t format;
xcb_void_cookie_t cookie;
cairo_surface_t *surface;
cairo_status_t status;
*closure = xtc = xmalloc (sizeof (xcb_target_closure_t));
if (width == 0)
width = 1;
if (height == 0)
height = 1;
xtc->c = c = xcb_connect(NULL,NULL);
if (xcb_connection_has_error(c)) {
fprintf (stderr, "Failed to connect to X server through XCB\n");
return NULL;
}
root = xcb_setup_roots_iterator(xcb_get_setup(c)).data;
xtc->pixmap = xcb_generate_id (c);
switch (content) {
case CAIRO_CONTENT_COLOR:
cookie = xcb_create_pixmap_checked (c, 24,
xtc->pixmap, root->root,
width, height);
format = XCB_PICT_STANDARD_RGB_24;
break;
case CAIRO_CONTENT_COLOR_ALPHA:
cookie = xcb_create_pixmap_checked (c, 32,
xtc->pixmap, root->root,
width, height);
format = XCB_PICT_STANDARD_ARGB_32;
break;
case CAIRO_CONTENT_ALPHA: /* would be XCB_PICT_STANDARD_A_8 */
default:
fprintf (stderr, "Invalid content for XCB test: %d\n", content);
return NULL;
}
/* slow, but sure */
if (xcb_request_check (c, cookie) != NULL) {
xcb_disconnect (c);
free (xtc);
return NULL;
}
render_format = xcb_render_util_find_standard_format (xcb_render_util_query_formats (c), format);
if (render_format->id == 0)
return NULL;
surface = cairo_xcb_surface_create_with_xrender_format (c, xtc->pixmap, root,
render_format,
width, height);
status = cairo_surface_set_user_data (surface, &xcb_closure_key, xtc, NULL);
if (status == CAIRO_STATUS_SUCCESS)
return surface;
cairo_surface_destroy (surface);
surface = cairo_boilerplate_surface_create_in_error (status);
_cairo_boilerplate_xcb_cleanup (xtc);
return surface;
}
static cairo_surface_t *
_cairo_boilerplate_xcb_create_render_0_0 (const char *name,
cairo_content_t content,
double width,
double height,
double max_width,
double max_height,
cairo_boilerplate_mode_t mode,
int id,
void **closure)
{
xcb_screen_t *root;
xcb_target_closure_t *xtc;
xcb_connection_t *c;
xcb_render_pictforminfo_t *render_format;
int depth;
xcb_void_cookie_t cookie;
cairo_surface_t *surface, *tmp;
cairo_status_t status;
void *formats;
*closure = xtc = xmalloc (sizeof (xcb_target_closure_t));
if (width == 0)
width = 1;
if (height == 0)
height = 1;
xtc->c = c = xcb_connect(NULL,NULL);
if (xcb_connection_has_error(c)) {
free (xtc);
return NULL;
}
root = xcb_setup_roots_iterator(xcb_get_setup(c)).data;
xtc->surface = NULL;
xtc->is_pixmap = TRUE;
xtc->drawable = xcb_generate_id (c);
switch (content) {
case CAIRO_CONTENT_COLOR:
depth = 24;
cookie = xcb_create_pixmap_checked (c, depth,
xtc->drawable, root->root,
width, height);
break;
case CAIRO_CONTENT_COLOR_ALPHA:
depth = 32;
cookie = xcb_create_pixmap_checked (c, depth,
xtc->drawable, root->root,
width, height);
break;
case CAIRO_CONTENT_ALPHA: /* would be XCB_PICT_STANDARD_A_8 */
default:
xcb_disconnect (c);
free (xtc);
return NULL;
}
/* slow, but sure */
if (xcb_request_check (c, cookie) != NULL) {
xcb_disconnect (c);
free (xtc);
return NULL;
}
render_format = find_depth (c, depth, &formats);
if (render_format == NULL) {
xcb_disconnect (c);
free (xtc);
return NULL;
}
tmp = cairo_xcb_surface_create_with_xrender_format (c, root,
xtc->drawable,
render_format,
width, height);
if (cairo_surface_status (tmp)) {
free (formats);
xcb_disconnect (c);
free (xtc);
return tmp;
}
xtc->device = cairo_device_reference (cairo_surface_get_device (tmp));
cairo_xcb_device_debug_cap_xrender_version (xtc->device, 0, 0);
/* recreate with impaired connection */
surface = cairo_xcb_surface_create_with_xrender_format (c, root,
xtc->drawable,
render_format,
width, height);
free (formats);
cairo_surface_destroy (tmp);
assert (cairo_surface_get_device (surface) == xtc->device);
status = cairo_surface_set_user_data (surface, &xcb_closure_key, xtc, NULL);
if (status == CAIRO_STATUS_SUCCESS)
return surface;
cairo_surface_destroy (surface);
_cairo_boilerplate_xcb_cleanup (xtc);
return cairo_boilerplate_surface_create_in_error (status);
}
static cairo_surface_t *
_cairo_boilerplate_xcb_create_surface (const char *name,
cairo_content_t content,
double width,
double height,
double max_width,
double max_height,
cairo_boilerplate_mode_t mode,
void **closure)
{
xcb_screen_t *root;
xcb_target_closure_t *xtc;
xcb_connection_t *c;
xcb_render_query_pict_formats_cookie_t formats_cookie;
xcb_render_pictforminfo_t *render_format;
xcb_render_pictforminfo_iterator_t i;
struct xcb_info *info;
int depth;
xcb_void_cookie_t cookie;
cairo_surface_t *surface;
cairo_status_t status;
*closure = xtc = xmalloc (sizeof (xcb_target_closure_t));
info = xcalloc (1, sizeof (struct xcb_info));
if (width == 0)
width = 1;
if (height == 0)
height = 1;
xtc->c = c = xcb_connect(NULL,NULL);
if (c == NULL || xcb_connection_has_error(c)) {
free (xtc);
return NULL;
}
root = xcb_setup_roots_iterator(xcb_get_setup(c)).data;
formats_cookie = xcb_render_query_pict_formats (c);
xtc->surface = NULL;
xtc->is_pixmap = TRUE;
xtc->drawable = xcb_generate_id (c);
switch (content) {
case CAIRO_CONTENT_COLOR:
depth = 24;
break;
case CAIRO_CONTENT_COLOR_ALPHA:
depth = 32;
break;
case CAIRO_CONTENT_ALPHA: /* would be XCB_PICT_STANDARD_A_8 */
default:
xcb_disconnect (c);
free (xtc);
return NULL;
}
cookie = xcb_create_pixmap_checked (c, depth,
xtc->drawable, root->root,
width, height);
/* slow, but sure */
if (xcb_request_check (c, cookie) != NULL) {
xcb_disconnect (c);
free (xtc);
return NULL;
}
info->formats = xcb_render_query_pict_formats_reply (c, formats_cookie, 0);
if (info->formats == NULL)
return NULL;
for (i = xcb_render_query_pict_formats_formats_iterator (info->formats);
i.rem;
xcb_render_pictforminfo_next (&i))
{
if (XCB_RENDER_PICT_TYPE_DIRECT != i.data->type)
continue;
if (i.data->depth == 32) {
if (info->render_format[0] == 0)
info->render_format[0] = i.data;
} else if (i.data->depth == 24) {
if (info->render_format[1] == 0)
info->render_format[1] = i.data;
} else if (i.data->depth == 8) {
if (info->render_format[2] == 0)
info->render_format[2] = i.data;
}
}
assert (info->render_format[0]);
assert (info->render_format[1]);
assert (info->render_format[2]);
switch (content) {
default:
case CAIRO_CONTENT_COLOR_ALPHA:
render_format = info->render_format[0];
break;
case CAIRO_CONTENT_COLOR:
render_format = info->render_format[1];
break;
case CAIRO_CONTENT_ALPHA: /* would be XCB_PICT_STANDARD_A_8 */
render_format = info->render_format[2];
break;
}
surface = cairo_xcb_surface_create_with_xrender_format (c, root,
xtc->drawable,
render_format,
width, height);
cairo_device_set_user_data (cairo_surface_get_device (surface), &key, info, free);
if (mode != CAIRO_BOILERPLATE_MODE_PERF)
_cairo_boilerplate_xcb_setup_test_surface(surface);
xtc->device = cairo_device_reference (cairo_surface_get_device (surface));
status = cairo_surface_set_user_data (surface, &xcb_closure_key, xtc, NULL);
if (status == CAIRO_STATUS_SUCCESS)
return surface;
cairo_surface_destroy (surface);
_cairo_boilerplate_xcb_cleanup (xtc);
return cairo_boilerplate_surface_create_in_error (status);
}
