From 0c8073d71dd62a8eaa43b9c2b8f2cc7e304f65be Mon Sep 17 00:00:00 2001
From: zhenyan121 <3367366583@qq.com>
Date: Fri, 17 Jul 2026 14:08:02 +0800
Subject: [PATCH] feat(window): add video driver selection via config and
 --video-driver argument

---
 include/Cubed/argument.hpp        |  1 +
 include/Cubed/tools/env_tools.hpp | 14 ++++++++++++++
 include/Cubed/window.hpp          |  3 ++-
 src/app.cpp                       |  7 ++++++-
 src/window.cpp                    | 17 ++++++++++++++++-
 5 files changed, 39 insertions(+), 3 deletions(-)
 create mode 100644 include/Cubed/tools/env_tools.hpp

diff --git a/include/Cubed/argument.hpp b/include/Cubed/argument.hpp
index 6cc9974..7124ceb 100644
--- a/include/Cubed/argument.hpp
+++ b/include/Cubed/argument.hpp
@@ -8,5 +8,6 @@ struct Argument {
     std::optional<std::string> player;
     std::optional<bool> no_debug;
     std::optional<std::string> language;
+    std::optional<std::string> video_driver;
 };
 } // namespace Cubed
\ No newline at end of file
diff --git a/include/Cubed/tools/env_tools.hpp b/include/Cubed/tools/env_tools.hpp
new file mode 100644
index 0000000..fd22932
--- /dev/null
+++ b/include/Cubed/tools/env_tools.hpp
@@ -0,0 +1,14 @@
+#pragma once
+#include <cstdlib> // IWYU pragma: keep
+namespace Cubed {
+namespace Tools {
+
+inline void set_env(const char* name, const char* value) {
+#ifdef _WIN32
+    _putenv_s(name, value);
+#else
+    setenv(name, value, 1);
+#endif
+}
+} // namespace Tools
+} // namespace Cubed
\ No newline at end of file
diff --git a/include/Cubed/window.hpp b/include/Cubed/window.hpp
index 4285f73..28a959b 100644
--- a/include/Cubed/window.hpp
+++ b/include/Cubed/window.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include "Cubed/argument.hpp"
 #include "Cubed/config.hpp"
 #include "Cubed/input/event.hpp"
 
@@ -15,7 +16,7 @@ public:
     bool is_mouse_enable() const;
     const SDL_Window* get_window() const;
     SDL_Window* get_window();
-    void init();
+    void init(const Argument& argument);
     void imgui_init();
 
     // end of frame to reload!
diff --git a/src/app.cpp b/src/app.cpp
index 0b76649..77d7444 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -40,7 +40,7 @@ void App::init(int argc, char** argv) {
             m_game_config.get("language", default_value));
     }
 
-    m_window.init();
+    m_window.init(m_argument);
     m_window.imgui_init();
 
     Logger::info("Window Init Success");
@@ -122,6 +122,11 @@ void App::handle_argument(int argc, char** argv) {
              [&](ArgParser& p) {
                  auto arg = p.require_next("--language");
                  m_argument.language = arg;
+             }},
+            {"--video-driver",
+             [&](ArgParser& p) {
+                 auto arg = p.require_next("--video-driver");
+                 m_argument.video_driver = arg;
              }
 
             }
diff --git a/src/window.cpp b/src/window.cpp
index fcb2d3c..8d174d0 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -3,6 +3,7 @@
 #include "Cubed/camera.hpp"
 #include "Cubed/gameplay/client_player.hpp"
 #include "Cubed/tools/cubed_assert.hpp"
+#include "Cubed/tools/env_tools.hpp"
 #include "Cubed/tools/font.hpp"
 #include "Cubed/tools/log.hpp"
 
@@ -109,7 +110,21 @@ bool Window::handle_mouse_button_event(const MouseButtonEvent& e) {
     return false;
 }
 
-void Window::init() {
+void Window::init(const Argument& argument) {
+    auto video_driver = m_config.get("video_driver", std::string("auto"));
+    if (argument.video_driver) {
+        video_driver = *argument.video_driver;
+    }
+    if (video_driver == "wayland") {
+        Tools::set_env("SDL_VIDEO_DRIVER", "wayland");
+    } else if (video_driver == "x11") {
+        Tools::set_env("SDL_VIDEO_DRIVER", "x11");
+    } else if (video_driver == "auto") {
+
+    } else {
+        Logger::warn("Unknow Vider Driver {}", video_driver);
+    }
+
     if (!SDL_Init(SDL_INIT_VIDEO)) {
         Logger::error("sdl3 init fail");
         exit(EXIT_FAILURE);