* checking for wrap.
*/
if (ce->kind == XCB_PRESENT_COMPLETE_KIND_PIXMAP) {
- draw->recv_sbc = (draw->send_sbc & 0xffffffff00000000LL) | ce->serial;
- if (draw->recv_sbc > draw->send_sbc)
- draw->recv_sbc -= 0x100000000;
+ uint64_t recv_sbc = (draw->send_sbc & 0xffffffff00000000LL) | ce->serial;
+
+ /* Only assume wraparound if that results in exactly the previous
+ * SBC + 1, otherwise ignore received SBC > sent SBC (those are
+ * probably from a previous loader_dri3_drawable instance) to avoid
+ * calculating bogus target MSC values in loader_dri3_swap_buffers_msc
+ */
+ if (recv_sbc <= draw->send_sbc)
+ draw->recv_sbc = recv_sbc;
+ else if (recv_sbc == (draw->recv_sbc + 0x100000001ULL))
+ draw->recv_sbc = recv_sbc - 0x100000000ULL;
/* When moving from flip to copy, we assume that we can allocate in
* a more optimal way if we don't need to cater for the display
uint32_t count = 0;
mod_cookie = xcb_dri3_get_supported_modifiers(draw->conn,
- draw->drawable,
+ draw->window,
depth, buffer->cpp * 8);
mod_reply = xcb_dri3_get_supported_modifiers_reply(draw->conn,
mod_cookie,
buffer->modifier != DRM_FORMAT_MOD_INVALID) {
xcb_dri3_pixmap_from_buffers(draw->conn,
pixmap,
- draw->drawable,
+ draw->window,
num_planes,
width, height,
buffer->strides[0], buffer->offsets[0],
xcb_generic_error_t *error;
xcb_present_query_capabilities_cookie_t present_capabilities_cookie;
xcb_present_query_capabilities_reply_t *present_capabilities_reply;
+ xcb_window_t root_win;
draw->first_init = false;
mtx_unlock(&draw->mtx);
return false;
}
-
draw->width = geom_reply->width;
draw->height = geom_reply->height;
draw->depth = geom_reply->depth;
draw->vtable->set_drawable_size(draw, draw->width, draw->height);
+ root_win = geom_reply->root;
free(geom_reply);
xcb_unregister_for_special_event(draw->conn, draw->special_event);
draw->special_event = NULL;
}
+
+ if (draw->is_pixmap)
+ draw->window = root_win;
+ else
+ draw->window = draw->drawable;
}
dri3_flush_present_events(draw);
mtx_unlock(&draw->mtx);