1 files changed, 331 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/video/android/SDL_androidvideo.c b/contrib/SDL-3.2.8/src/video/android/SDL_androidvideo.c
new file mode 100644
index 0000000..b154ff7
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/video/android/SDL_androidvideo.c
@@ -0,0 +1,331 @@
+/*
+  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_ANDROID
+
+// Android SDL video driver implementation
+
+#include "../SDL_sysvideo.h"
+#include "../SDL_pixels_c.h"
+#include "../../events/SDL_events_c.h"
+#include "../../events/SDL_windowevents_c.h"
+
+#include "SDL_androidvideo.h"
+#include "SDL_androidgl.h"
+#include "SDL_androidclipboard.h"
+#include "SDL_androidevents.h"
+#include "SDL_androidkeyboard.h"
+#include "SDL_androidmouse.h"
+#include "SDL_androidtouch.h"
+#include "SDL_androidwindow.h"
+#include "SDL_androidvulkan.h"
+#include "SDL_androidmessagebox.h"
+
+#define ANDROID_VID_DRIVER_NAME "android"
+
+// Initialization/Query functions
+static bool Android_VideoInit(SDL_VideoDevice *_this);
+static void Android_VideoQuit(SDL_VideoDevice *_this);
+
+#include "../SDL_egl_c.h"
+#define Android_GLES_GetProcAddress  SDL_EGL_GetProcAddressInternal
+#define Android_GLES_UnloadLibrary   SDL_EGL_UnloadLibrary
+#define Android_GLES_SetSwapInterval SDL_EGL_SetSwapInterval
+#define Android_GLES_GetSwapInterval SDL_EGL_GetSwapInterval
+#define Android_GLES_DestroyContext   SDL_EGL_DestroyContext
+
+// Android driver bootstrap functions
+
+// These are filled in with real values in Android_SetScreenResolution on init (before SDL_main())
+int Android_SurfaceWidth = 0;
+int Android_SurfaceHeight = 0;
+static int Android_DeviceWidth = 0;
+static int Android_DeviceHeight = 0;
+static Uint32 Android_ScreenFormat = SDL_PIXELFORMAT_RGB565; // Default SurfaceView format, in case this is queried before being filled
+float Android_ScreenDensity = 1.0f;
+static float Android_ScreenRate = 0.0f;
+static SDL_DisplayOrientation Android_ScreenOrientation = SDL_ORIENTATION_UNKNOWN;
+int Android_SafeInsetLeft = 0;
+int Android_SafeInsetRight = 0;
+int Android_SafeInsetTop = 0;
+int Android_SafeInsetBottom = 0;
+static SDL_SystemTheme Android_SystemTheme;
+
+static bool Android_SuspendScreenSaver(SDL_VideoDevice *_this)
+{
+    return Android_JNI_SuspendScreenSaver(_this->suspend_screensaver);
+}
+
+static void Android_DeleteDevice(SDL_VideoDevice *device)
+{
+    SDL_free(device->internal);
+    SDL_free(device);
+}
+
+static SDL_VideoDevice *Android_CreateDevice(void)
+{
+    SDL_VideoDevice *device;
+    SDL_VideoData *data;
+
+    // Initialize all variables that we clean on shutdown
+    device = (SDL_VideoDevice *)SDL_calloc(1, sizeof(SDL_VideoDevice));
+    if (!device) {
+        return NULL;
+    }
+
+    data = (SDL_VideoData *)SDL_calloc(1, sizeof(SDL_VideoData));
+    if (!data) {
+        SDL_free(device);
+        return NULL;
+    }
+
+    device->internal = data;
+    device->system_theme = Android_SystemTheme;
+
+    // Set the function pointers
+    device->VideoInit = Android_VideoInit;
+    device->VideoQuit = Android_VideoQuit;
+
+    device->CreateSDLWindow = Android_CreateWindow;
+    device->SetWindowTitle = Android_SetWindowTitle;
+    device->SetWindowFullscreen = Android_SetWindowFullscreen;
+    device->MinimizeWindow = Android_MinimizeWindow;
+    device->SetWindowResizable = Android_SetWindowResizable;
+    device->DestroyWindow = Android_DestroyWindow;
+
+    device->free = Android_DeleteDevice;
+
+    // GL pointers
+#ifdef SDL_VIDEO_OPENGL_EGL
+    device->GL_LoadLibrary = Android_GLES_LoadLibrary;
+    device->GL_GetProcAddress = Android_GLES_GetProcAddress;
+    device->GL_UnloadLibrary = Android_GLES_UnloadLibrary;
+    device->GL_CreateContext = Android_GLES_CreateContext;
+    device->GL_MakeCurrent = Android_GLES_MakeCurrent;
+    device->GL_SetSwapInterval = Android_GLES_SetSwapInterval;
+    device->GL_GetSwapInterval = Android_GLES_GetSwapInterval;
+    device->GL_SwapWindow = Android_GLES_SwapWindow;
+    device->GL_DestroyContext = Android_GLES_DestroyContext;
+#endif
+
+#ifdef SDL_VIDEO_VULKAN
+    device->Vulkan_LoadLibrary = Android_Vulkan_LoadLibrary;
+    device->Vulkan_UnloadLibrary = Android_Vulkan_UnloadLibrary;
+    device->Vulkan_GetInstanceExtensions = Android_Vulkan_GetInstanceExtensions;
+    device->Vulkan_CreateSurface = Android_Vulkan_CreateSurface;
+    device->Vulkan_DestroySurface = Android_Vulkan_DestroySurface;
+#endif
+
+    // Screensaver
+    device->SuspendScreenSaver = Android_SuspendScreenSaver;
+
+    // Screen keyboard
+    device->HasScreenKeyboardSupport = Android_HasScreenKeyboardSupport;
+    device->ShowScreenKeyboard = Android_ShowScreenKeyboard;
+    device->HideScreenKeyboard = Android_HideScreenKeyboard;
+    device->IsScreenKeyboardShown = Android_IsScreenKeyboardShown;
+
+    // Clipboard
+    device->SetClipboardText = Android_SetClipboardText;
+    device->GetClipboardText = Android_GetClipboardText;
+    device->HasClipboardText = Android_HasClipboardText;
+
+    device->device_caps = VIDEO_DEVICE_CAPS_SENDS_FULLSCREEN_DIMENSIONS;
+
+    return device;
+}
+
+VideoBootStrap Android_bootstrap = {
+    ANDROID_VID_DRIVER_NAME, "SDL Android video driver",
+    Android_CreateDevice,
+    Android_ShowMessageBox,
+    false
+};
+
+bool Android_VideoInit(SDL_VideoDevice *_this)
+{
+    SDL_VideoData *videodata = _this->internal;
+    SDL_DisplayID displayID;
+    SDL_VideoDisplay *display;
+    SDL_DisplayMode mode;
+
+    videodata->isPaused = false;
+    videodata->isPausing = false;
+
+    SDL_zero(mode);
+    mode.format = Android_ScreenFormat;
+    mode.w = Android_DeviceWidth;
+    mode.h = Android_DeviceHeight;
+    mode.refresh_rate = Android_ScreenRate;
+
+    displayID = SDL_AddBasicVideoDisplay(&mode);
+    if (displayID == 0) {
+        return false;
+    }
+    display = SDL_GetVideoDisplay(displayID);
+    display->natural_orientation = Android_JNI_GetDisplayNaturalOrientation();
+    display->current_orientation = Android_JNI_GetDisplayCurrentOrientation();
+    display->content_scale = Android_ScreenDensity;
+
+    Android_InitTouch();
+
+    Android_InitMouse();
+
+    // We're done!
+    return true;
+}
+
+void Android_VideoQuit(SDL_VideoDevice *_this)
+{
+    Android_QuitMouse();
+    Android_QuitTouch();
+}
+
+void Android_SetScreenResolution(int surfaceWidth, int surfaceHeight, int deviceWidth, int deviceHeight, float density, float rate)
+{
+    Android_SurfaceWidth = surfaceWidth;
+    Android_SurfaceHeight = surfaceHeight;
+    Android_DeviceWidth = deviceWidth;
+    Android_DeviceHeight = deviceHeight;
+    Android_ScreenDensity = (density > 0.0f) ? density : 1.0f;
+    Android_ScreenRate = rate;
+}
+
+static Uint32 format_to_pixelFormat(int format)
+{
+    Uint32 pf;
+    if (format == AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM) { // 1
+        pf = SDL_PIXELFORMAT_RGBA8888;
+    } else if (format == AHARDWAREBUFFER_FORMAT_R8G8B8X8_UNORM) { // 2
+        pf = SDL_PIXELFORMAT_RGBX8888;
+    } else if (format == AHARDWAREBUFFER_FORMAT_R8G8B8_UNORM) { // 3
+        pf = SDL_PIXELFORMAT_RGB24;
+    } else if (format == AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM) { // 4
+        pf = SDL_PIXELFORMAT_RGB565;
+    } else if (format == 5) {
+        pf = SDL_PIXELFORMAT_BGRA8888;
+    } else if (format == 6) {
+        pf = SDL_PIXELFORMAT_RGBA5551;
+    } else if (format == 7) {
+        pf = SDL_PIXELFORMAT_RGBA4444;
+    } else if (format == 0x115) {
+        // HAL_PIXEL_FORMAT_BGR_565
+        pf = SDL_PIXELFORMAT_RGB565;
+    } else {
+        pf = SDL_PIXELFORMAT_UNKNOWN;
+    }
+    return pf;
+}
+
+void Android_SetFormat(int format_wanted, int format_got)
+{
+    Uint32 pf_wanted;
+    Uint32 pf_got;
+
+    pf_wanted = format_to_pixelFormat(format_wanted);
+    pf_got = format_to_pixelFormat(format_got);
+
+    Android_ScreenFormat = pf_got;
+
+    SDL_Log("pixel format wanted %s (%d), got %s (%d)",
+            SDL_GetPixelFormatName(pf_wanted), format_wanted,
+            SDL_GetPixelFormatName(pf_got), format_got);
+}
+
+static void Android_SendOrientationUpdate(void)
+{
+    /* If we've received a compatible resize event, update the
+     * orientation immediately, otherwise wait for the display
+     * resize event.
+     */
+    SDL_VideoDevice *device = SDL_GetVideoDevice();
+    if (device && device->num_displays > 0) {
+        SDL_VideoDisplay *display = device->displays[0];
+        bool mode_landscape = (display->desktop_mode.w > display->desktop_mode.h);
+        bool sensor_landscape = (Android_ScreenOrientation == SDL_ORIENTATION_LANDSCAPE || Android_ScreenOrientation == SDL_ORIENTATION_LANDSCAPE_FLIPPED);
+        if (sensor_landscape == mode_landscape) {
+            SDL_SendDisplayEvent(display, SDL_EVENT_DISPLAY_ORIENTATION, Android_ScreenOrientation, 0);
+        }
+    }
+}
+
+void Android_SetOrientation(SDL_DisplayOrientation orientation)
+{
+    Android_ScreenOrientation = orientation;
+    Android_SendOrientationUpdate();
+}
+
+void Android_SendResize(SDL_Window *window)
+{
+    /*
+      Update the resolution of the desktop mode, so that the window
+      can be properly resized. The screen resolution change can for
+      example happen when the Activity enters or exits immersive mode,
+      which can happen after VideoInit().
+    */
+    SDL_VideoDevice *device = SDL_GetVideoDevice();
+    if (device && device->num_displays > 0) {
+        SDL_VideoDisplay *display = device->displays[0];
+        SDL_DisplayMode desktop_mode;
+
+        SDL_zero(desktop_mode);
+        desktop_mode.format = Android_ScreenFormat;
+        desktop_mode.w = Android_DeviceWidth;
+        desktop_mode.h = Android_DeviceHeight;
+        desktop_mode.refresh_rate = Android_ScreenRate;
+        SDL_SetDesktopDisplayMode(display, &desktop_mode);
+        Android_SendOrientationUpdate();
+    }
+
+    if (window) {
+        SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_RESIZED, Android_SurfaceWidth, Android_SurfaceHeight);
+    }
+}
+
+void Android_SetWindowSafeAreaInsets(int left, int right, int top, int bottom)
+{
+    Android_SafeInsetLeft = left;
+    Android_SafeInsetRight = right;
+    Android_SafeInsetTop = top;
+    Android_SafeInsetBottom = bottom;
+
+    if (Android_Window) {
+        SDL_SetWindowSafeAreaInsets(Android_Window, left, right, top, bottom);
+    }
+}
+
+void Android_SetDarkMode(bool enabled)
+{
+    SDL_VideoDevice *device = SDL_GetVideoDevice();
+
+    if (enabled) {
+        Android_SystemTheme = SDL_SYSTEM_THEME_DARK;
+    } else {
+        Android_SystemTheme = SDL_SYSTEM_THEME_LIGHT;
+    }
+
+    if (device) {
+        SDL_SetSystemTheme(Android_SystemTheme);
+    }
+}
+
+#endif // SDL_VIDEO_DRIVER_ANDROID