| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org> |
| |
| This software is provided 'as-is', without any express or implied |
| warranty. In no event will the authors be held liable for any damages |
| arising from the use of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, |
| including commercial applications, and to alter it and redistribute it |
| freely, subject to the following restrictions: |
| |
| 1. The origin of this software must not be misrepresented; you must not |
| claim that you wrote the original software. If you use this software |
| in a product, an acknowledgment in the product documentation would be |
| appreciated but is not required. |
| 2. Altered source versions must be plainly marked as such, and must not be |
| misrepresented as being the original software. |
| 3. This notice may not be removed or altered from any source distribution. |
| */ |
| #include "../../SDL_internal.h" |
| |
| #if SDL_VIDEO_DRIVER_WAYLAND && SDL_VIDEO_OPENGL_EGL |
| |
| #include "../SDL_sysvideo.h" |
| #include "../../events/SDL_windowevents_c.h" |
| #include "SDL_waylandvideo.h" |
| #include "SDL_waylandopengles.h" |
| #include "SDL_waylandwindow.h" |
| #include "SDL_waylandevents_c.h" |
| #include "SDL_waylanddyn.h" |
| |
| #include "xdg-shell-client-protocol.h" |
| #include "xdg-shell-unstable-v6-client-protocol.h" |
| |
| /* EGL implementation of SDL OpenGL ES support */ |
| |
| int |
| Wayland_GLES_LoadLibrary(_THIS, const char *path) { |
| int ret; |
| SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; |
| |
| ret = SDL_EGL_LoadLibrary(_this, path, (NativeDisplayType) data->display, 0); |
| |
| Wayland_PumpEvents(_this); |
| WAYLAND_wl_display_flush(data->display); |
| |
| return ret; |
| } |
| |
| |
| SDL_GLContext |
| Wayland_GLES_CreateContext(_THIS, SDL_Window * window) |
| { |
| SDL_GLContext context; |
| context = SDL_EGL_CreateContext(_this, ((SDL_WindowData *) window->driverdata)->egl_surface); |
| WAYLAND_wl_display_flush( ((SDL_VideoData*)_this->driverdata)->display ); |
| |
| return context; |
| } |
| |
| int |
| Wayland_GLES_SwapWindow(_THIS, SDL_Window *window) |
| { |
| SDL_WindowData *data = (SDL_WindowData *) window->driverdata; |
| |
| if (SDL_EGL_SwapBuffers(_this, data->egl_surface) < 0) { |
| return -1; |
| } |
| |
| // Wayland-EGL forbids drawing calls in-between SwapBuffers and wl_egl_window_resize |
| Wayland_HandlePendingResize(window); |
| |
| WAYLAND_wl_display_flush( data->waylandData->display ); |
| |
| return 0; |
| } |
| |
| int |
| Wayland_GLES_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context) |
| { |
| int ret; |
| |
| if (window && context) { |
| ret = SDL_EGL_MakeCurrent(_this, ((SDL_WindowData *) window->driverdata)->egl_surface, context); |
| } |
| else { |
| ret = SDL_EGL_MakeCurrent(_this, NULL, NULL); |
| } |
| |
| WAYLAND_wl_display_flush( ((SDL_VideoData*)_this->driverdata)->display ); |
| |
| return ret; |
| } |
| |
| void |
| Wayland_GLES_GetDrawableSize(_THIS, SDL_Window * window, int * w, int * h) |
| { |
| SDL_WindowData *data; |
| if (window->driverdata) { |
| data = (SDL_WindowData *) window->driverdata; |
| |
| if (w) { |
| *w = window->w * data->scale_factor; |
| } |
| |
| if (h) { |
| *h = window->h * data->scale_factor; |
| } |
| } |
| } |
| |
| void |
| Wayland_GLES_DeleteContext(_THIS, SDL_GLContext context) |
| { |
| SDL_EGL_DeleteContext(_this, context); |
| WAYLAND_wl_display_flush( ((SDL_VideoData*)_this->driverdata)->display ); |
| } |
| |
| #endif /* SDL_VIDEO_DRIVER_WAYLAND && SDL_VIDEO_OPENGL_EGL */ |
| |
| /* vi: set ts=4 sw=4 expandtab: */ |