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wayland: Add a property to allow creation of a wl_egl_window object even if OpenGL is not enabled 

Useful if the application handles OpenGL outside of SDL and wants to use the window without having to pull in Wayland as a dependency.
This commit is contained in:
Frank Praznik 2024-01-07 12:25:49 -05:00
parent f7dd0f9491
commit 4b6df89238
2 changed files with 10 additions and 2 deletions
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4
include/SDL3/SDL_video.h
View File

@ -872,6 +872,9 @@ extern DECLSPEC SDL_Window *SDLCALL SDL_CreatePopupWindow(SDL_Window *parent, in
* if the application wants to use the Wayland surface for a custom role and
* does not want it attached to an XDG toplevel window. See
* docs/README-wayland.md for more information on using custom surfaces.
* - `SDL_PROPERTY_WINDOW_CREATE_WAYLAND_CREATE_EGL_WINDOW_BOOLEAN - true if
* the application wants an associated `wl_egl_window` object to be created,
* even if the window does not have the OpenGL property or flag set.
*
* These are additional supported properties on Windows:
*
@ -927,6 +930,7 @@ extern DECLSPEC SDL_Window *SDLCALL SDL_CreateWindowWithProperties(SDL_Propertie
#define SDL_PROPERTY_WINDOW_CREATE_COCOA_WINDOW_POINTER "cocoa.window"
#define SDL_PROPERTY_WINDOW_CREATE_COCOA_VIEW_POINTER "cocoa.view"
#define SDL_PROPERTY_WINDOW_CREATE_WAYLAND_SURFACE_ROLE_CUSTOM_BOOLEAN "wayland.surface_role_custom"
#define SDL_PROPERTY_WINDOW_CREATE_WAYLAND_CREATE_EGL_WINDOW_BOOLEAN "wayland.create_egl_window"
#define SDL_PROPERTY_WINDOW_CREATE_WIN32_HWND_POINTER "win32.hwnd"
#define SDL_PROPERTY_WINDOW_CREATE_WIN32_PIXEL_FORMAT_HWND_POINTER "win32.pixel_format_hwnd"
#define SDL_PROPERTY_WINDOW_CREATE_X11_WINDOW_NUMBER "x11.window"

8
src/video/wayland/SDL_waylandwindow.c
View File

@ -2056,6 +2056,8 @@ int Wayland_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_Propert
SDL_WindowData *data;
SDL_VideoData *c;
const SDL_bool custom_surface_role = SDL_GetBooleanProperty(create_props, SDL_PROPERTY_WINDOW_CREATE_WAYLAND_SURFACE_ROLE_CUSTOM_BOOLEAN, SDL_FALSE);
const SDL_bool create_egl_window = !!(window->flags & SDL_WINDOW_OPENGL) ||
SDL_GetBooleanProperty(create_props, SDL_PROPERTY_WINDOW_CREATE_WAYLAND_CREATE_EGL_WINDOW_BOOLEAN, SDL_FALSE);
data = SDL_calloc(1, sizeof(*data));
if (!data) {
@ -2129,18 +2131,20 @@ int Wayland_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_Propert
}
}
if (window->flags & SDL_WINDOW_OPENGL) {
if (create_egl_window) {
data->egl_window = WAYLAND_wl_egl_window_create(data->surface, data->drawable_width, data->drawable_height);
}
#ifdef SDL_VIDEO_OPENGL_EGL
if (window->flags & SDL_WINDOW_OPENGL) {
/* Create the GLES window surface */
data->egl_surface = SDL_EGL_CreateSurface(_this, window, (NativeWindowType)data->egl_window);
if (data->egl_surface == EGL_NO_SURFACE) {
return -1; /* SDL_EGL_CreateSurface should have set error */
}
#endif
}
#endif
if (c->relative_mouse_mode) {
Wayland_input_lock_pointer(c->input);