From: Alexandros Frantzis alexandros.frantzis@collabora.com
Create (possibly nested) Wayland subsurfaces for all child windows, to allow GL/VK contents to be presented onto them. --- dlls/winewayland.drv/wayland_surface.c | 61 +++++++++++++++++++++++ dlls/winewayland.drv/waylanddrv.h | 12 +++++ dlls/winewayland.drv/window.c | 67 +++++++++++++++++--------- 3 files changed, 117 insertions(+), 23 deletions(-)
diff --git a/dlls/winewayland.drv/wayland_surface.c b/dlls/winewayland.drv/wayland_surface.c index 39c3976cdfd..de3307ec51e 100644 --- a/dlls/winewayland.drv/wayland_surface.c +++ b/dlls/winewayland.drv/wayland_surface.c @@ -218,6 +218,12 @@ void wayland_surface_destroy(struct wayland_surface *surface) surface->xdg_surface = NULL; }
+ if (surface->wl_subsurface) + { + wl_subsurface_destroy(surface->wl_subsurface); + surface->wl_subsurface = NULL; + } + if (surface->wl_surface) { wl_surface_destroy(surface->wl_surface); @@ -253,6 +259,7 @@ void wayland_surface_make_toplevel(struct wayland_surface *surface) surface->xdg_toplevel = xdg_surface_get_toplevel(surface->xdg_surface); if (!surface->xdg_toplevel) goto err; xdg_toplevel_add_listener(surface->xdg_toplevel, &xdg_toplevel_listener, surface->hwnd); + surface->role = WAYLAND_SURFACE_ROLE_TOPLEVEL;
if (process_name) xdg_toplevel_set_app_id(surface->xdg_toplevel, process_name); @@ -267,6 +274,53 @@ err: ERR("Failed to assign toplevel role to wayland surface\n"); }
+/********************************************************************** + * wayland_surface_make_subsurface + * + * Gives the subsurface role to a plain wayland surface. + */ +void wayland_surface_make_subsurface(struct wayland_surface *surface, + struct wayland_surface *parent) +{ + struct wl_region *empty_region; + + TRACE("surface=%p parent=%p\n", surface, parent); + + surface->wl_subsurface = + wl_subcompositor_get_subsurface(process_wayland.wl_subcompositor, + surface->wl_surface, + parent->wl_surface); + if (!surface->wl_subsurface) + { + ERR("Failed to create client wl_subsurface\n"); + goto err; + } + + surface->role = WAYLAND_SURFACE_ROLE_SUBSURFACE; + surface->parent_hwnd = parent->hwnd; + + /* Let parent handle all pointer events. */ + empty_region = wl_compositor_create_region(process_wayland.wl_compositor); + if (!empty_region) + { + ERR("Failed to create wl_region\n"); + goto err; + } + wl_surface_set_input_region(surface->wl_surface, empty_region); + wl_region_destroy(empty_region); + + /* Present contents independently of the parent surface. */ + wl_subsurface_set_desync(surface->wl_subsurface); + + wl_display_flush(process_wayland.wl_display); + + return; + +err: + wayland_surface_clear_role(surface); + ERR("Failed to assign subsurface role to wayland surface\n"); +} + /********************************************************************** * wayland_surface_clear_role * @@ -290,10 +344,17 @@ void wayland_surface_clear_role(struct wayland_surface *surface) surface->xdg_surface = NULL; }
+ if (surface->wl_subsurface) + { + wl_subsurface_destroy(surface->wl_subsurface); + surface->wl_subsurface = NULL; + } + memset(&surface->pending, 0, sizeof(surface->pending)); memset(&surface->requested, 0, sizeof(surface->requested)); memset(&surface->processing, 0, sizeof(surface->processing)); memset(&surface->current, 0, sizeof(surface->current)); + surface->parent_hwnd = 0;
/* Ensure no buffer is attached, otherwise future role assignments may fail. */ wl_surface_attach(surface->wl_surface, NULL, 0, 0); diff --git a/dlls/winewayland.drv/waylanddrv.h b/dlls/winewayland.drv/waylanddrv.h index 3ac3865efd2..22e8b27df82 100644 --- a/dlls/winewayland.drv/waylanddrv.h +++ b/dlls/winewayland.drv/waylanddrv.h @@ -73,6 +73,13 @@ enum wayland_surface_config_state WAYLAND_SURFACE_CONFIG_STATE_FULLSCREEN = (1 << 3) };
+enum wayland_surface_role +{ + WAYLAND_SURFACE_ROLE_NONE, + WAYLAND_SURFACE_ROLE_TOPLEVEL, + WAYLAND_SURFACE_ROLE_SUBSURFACE, +}; + struct wayland_keyboard { struct wl_keyboard *wl_keyboard; @@ -195,6 +202,7 @@ struct wayland_surface struct wl_surface *wl_surface; struct xdg_surface *xdg_surface; struct xdg_toplevel *xdg_toplevel; + struct wl_subsurface *wl_subsurface; struct wp_viewport *wp_viewport; pthread_mutex_t mutex; struct wayland_surface_config pending, requested, processing, current; @@ -204,6 +212,8 @@ struct wayland_surface struct wayland_client_surface *client; int buffer_width, buffer_height; HCURSOR hcursor; + enum wayland_surface_role role; + HWND parent_hwnd; };
struct wayland_shm_buffer @@ -239,6 +249,8 @@ void wayland_output_use_xdg_extension(struct wayland_output *output); struct wayland_surface *wayland_surface_create(HWND hwnd); void wayland_surface_destroy(struct wayland_surface *surface); void wayland_surface_make_toplevel(struct wayland_surface *surface); +void wayland_surface_make_subsurface(struct wayland_surface *surface, + struct wayland_surface *parent); void wayland_surface_clear_role(struct wayland_surface *surface); void wayland_surface_attach_shm(struct wayland_surface *surface, struct wayland_shm_buffer *shm_buffer, diff --git a/dlls/winewayland.drv/window.c b/dlls/winewayland.drv/window.c index 9e228b779f9..9d0e649f9d6 100644 --- a/dlls/winewayland.drv/window.c +++ b/dlls/winewayland.drv/window.c @@ -129,19 +129,32 @@ static void wayland_win_data_destroy(struct wayland_win_data *data) }
/*********************************************************************** - * wayland_win_data_get + * wayland_win_data_get_nolock * - * Lock and return the data structure associated with a window. + * Return the data structure associated with a window. This function does + * not lock the win_data_mutex, so it must be externally synchronized. */ -struct wayland_win_data *wayland_win_data_get(HWND hwnd) +static struct wayland_win_data *wayland_win_data_get_nolock(HWND hwnd) { struct rb_entry *rb_entry;
- pthread_mutex_lock(&win_data_mutex); - if ((rb_entry = rb_get(&win_data_rb, hwnd))) return RB_ENTRY_VALUE(rb_entry, struct wayland_win_data, entry);
+ return NULL; +} + +/*********************************************************************** + * wayland_win_data_get + * + * Lock and return the data structure associated with a window. + */ +struct wayland_win_data *wayland_win_data_get(HWND hwnd) +{ + struct wayland_win_data *data; + + pthread_mutex_lock(&win_data_mutex); + if ((data = wayland_win_data_get_nolock(hwnd))) return data; pthread_mutex_unlock(&win_data_mutex);
return NULL; @@ -200,38 +213,40 @@ static void reapply_cursor_clipping(void) static void wayland_win_data_update_wayland_surface(struct wayland_win_data *data) { struct wayland_surface *surface = data->wayland_surface; - HWND parent = NtUserGetAncestor(data->hwnd, GA_PARENT); - BOOL visible, xdg_visible; + struct wayland_win_data *parent_data; + enum wayland_surface_role role = WAYLAND_SURFACE_ROLE_NONE; WCHAR text[1024];
TRACE("hwnd=%p\n", data->hwnd);
- /* We don't want wayland surfaces for child windows. */ - if (parent != NtUserGetDesktopWindow() && parent != 0) + if (NtUserGetWindowLongW(data->hwnd, GWL_STYLE) & WS_VISIBLE) { - if (data->window_surface) - wayland_window_surface_update_wayland_surface(data->window_surface, NULL, NULL); - if (surface) wayland_surface_destroy(surface); - surface = NULL; - goto out; + parent_data = wayland_win_data_get_nolock(NtUserGetAncestor(data->hwnd, GA_PARENT)); + if (!parent_data) + role = WAYLAND_SURFACE_ROLE_TOPLEVEL; + else if (parent_data->wayland_surface) + role = WAYLAND_SURFACE_ROLE_SUBSURFACE; }
- /* Otherwise ensure that we have a wayland surface. */ - if (!surface && !(surface = wayland_surface_create(data->hwnd))) return; + /* We can temporarily remove a role from a wayland surface and add it back, + * but we can't change a surface's role. + * TODO: Recreate the surface to allow role change. */ + if (surface && role && surface->role && role != surface->role) goto out;
- visible = (NtUserGetWindowLongW(data->hwnd, GWL_STYLE) & WS_VISIBLE) == WS_VISIBLE; - xdg_visible = surface->xdg_toplevel != NULL; + /* Ensure that we have a wayland surface. */ + if (!surface && !(surface = wayland_surface_create(data->hwnd))) goto out;
pthread_mutex_lock(&surface->mutex);
- if (visible != xdg_visible) + if ((role == WAYLAND_SURFACE_ROLE_TOPLEVEL) != !!(surface->xdg_toplevel) || + (role == WAYLAND_SURFACE_ROLE_SUBSURFACE) != !!(surface->wl_subsurface) || + (role == WAYLAND_SURFACE_ROLE_SUBSURFACE && surface->parent_hwnd != parent_data->hwnd)) { /* If we have a pre-existing surface ensure it has no role. */ if (data->wayland_surface) wayland_surface_clear_role(surface); - /* If the window is a visible toplevel make it a wayland - * xdg_toplevel. Otherwise keep it role-less to avoid polluting the - * compositor with empty xdg_toplevels. */ - if (visible) + /* If the window is visible give it a role, otherwise keep it role-less + * to avoid polluting the compositor with unused role objects. */ + if (role == WAYLAND_SURFACE_ROLE_TOPLEVEL) { wayland_surface_make_toplevel(surface); if (surface->xdg_toplevel) @@ -241,6 +256,12 @@ static void wayland_win_data_update_wayland_surface(struct wayland_win_data *dat wayland_surface_set_title(surface, text); } } + else if (role == WAYLAND_SURFACE_ROLE_SUBSURFACE) + { + pthread_mutex_lock(&parent_data->wayland_surface->mutex); + wayland_surface_make_subsurface(surface, parent_data->wayland_surface); + pthread_mutex_unlock(&parent_data->wayland_surface->mutex); + } }
wayland_win_data_get_config(data, &surface->window);