Initial commit

1 files changed, 90 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/video/offscreen/SDL_offscreenwindow.c b/contrib/SDL-3.2.8/src/video/offscreen/SDL_offscreenwindow.c
new file mode 100644
index 0000000..579353b
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/video/offscreen/SDL_offscreenwindow.c
@@ -0,0 +1,90 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 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"
+
+#ifdef SDL_VIDEO_DRIVER_OFFSCREEN
+
+#include "../SDL_sysvideo.h"
+#include "../../events/SDL_windowevents_c.h"
+#include "../SDL_egl_c.h"
+
+#include "SDL_offscreenwindow.h"
+
+bool OFFSCREEN_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_PropertiesID create_props)
+{
+    SDL_WindowData *offscreen_window = (SDL_WindowData *)SDL_calloc(1, sizeof(SDL_WindowData));
+
+    if (!offscreen_window) {
+        return false;
+    }
+
+    window->internal = offscreen_window;
+
+    if (window->x == SDL_WINDOWPOS_UNDEFINED) {
+        window->x = 0;
+    }
+
+    if (window->y == SDL_WINDOWPOS_UNDEFINED) {
+        window->y = 0;
+    }
+
+    offscreen_window->sdl_window = window;
+
+#ifdef SDL_VIDEO_OPENGL_EGL
+    if (window->flags & SDL_WINDOW_OPENGL) {
+
+        if (!_this->egl_data) {
+            return SDL_SetError("Cannot create an OPENGL window invalid egl_data");
+        }
+
+        offscreen_window->egl_surface = SDL_EGL_CreateOffscreenSurface(_this, window->w, window->h);
+
+        if (offscreen_window->egl_surface == EGL_NO_SURFACE) {
+            return SDL_SetError("Failed to created an offscreen surface (EGL display: %p)",
+                                _this->egl_data->egl_display);
+        }
+    } else {
+        offscreen_window->egl_surface = EGL_NO_SURFACE;
+    }
+#endif // SDL_VIDEO_OPENGL_EGL
+
+    return true;
+}
+
+void OFFSCREEN_DestroyWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+    SDL_WindowData *offscreen_window = window->internal;
+
+    if (offscreen_window) {
+#ifdef SDL_VIDEO_OPENGL_EGL
+        SDL_EGL_DestroySurface(_this, offscreen_window->egl_surface);
+#endif
+        SDL_free(offscreen_window);
+    }
+
+    window->internal = NULL;
+}
+
+void OFFSCREEN_SetWindowSize(SDL_VideoDevice *_this, SDL_Window *window)
+{
+    SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_RESIZED, window->pending.w, window->pending.h);
+}
+#endif // SDL_VIDEO_DRIVER_OFFSCREEN