[Feat] (MG_Test/Backend/DirectVulkan): add a simple test environment

MobileGL/MG_Test/Backend/DirectVulkan/CMakeLists.txt

@@ -32,6 +32,39 @@ target_link_libraries(
         GTest::gtest_main
         ${LINK_LIBRARIES}
 )
+target_compile_definitions(DirectVulkanSanityTest PRIVATE -DNOMINMAX)
 
 include(GoogleTest)
 gtest_discover_tests(DirectVulkanSanityTest)
+
+add_executable(
+        DirectVulkanTestExec
+        TestExec.cpp
+)
+
+target_include_directories(DirectVulkanTestExec PRIVATE
+        ${MGL_ROOT}/include
+        ${MGL_ROOT}/MobileGL
+)
+
+if (WIN32)
+    # I know this is horrible, but glfw only provides binary but not CMake config for Windows, so we have to manually link against the library and include directories
+    #set(GLFW_ROOT path/to/glfw-3.4.bin.WIN64)
+    target_include_directories(DirectVulkanTestExec PRIVATE ${GLFW_ROOT}/include)
+    target_link_directories(DirectVulkanTestExec PRIVATE ${GLFW_ROOT}/lib-vc2022)
+    target_link_libraries(DirectVulkanTestExec PRIVATE glfw3_mt.lib)
+else()
+    find_package(glfw3 REQUIRED)
+    target_link_libraries(DirectVulkanTestExec PRIVATE glfw)
+endif()
+
+find_package(Vulkan REQUIRED)
+target_include_directories(DirectVulkanTestExec PUBLIC ${Vulkan_INCLUDE_DIRS})
+target_link_libraries(DirectVulkanTestExec PRIVATE Vulkan::Vulkan)
+
+target_link_libraries(
+        DirectVulkanTestExec PRIVATE
+        ${LINK_LIBRARIES}
+)
+target_compile_definitions(DirectVulkanTestExec PRIVATE -DNOMINMAX)
+

MobileGL/MG_Test/Backend/DirectVulkan/TestExec.cpp

@@ -0,0 +1,59 @@
+// MobileGL - MobileGL/MG_Test/Backend/DirectVulkan/TestExec.cpp
+// Copyright (c) 2025-2026 MobileGL-Dev
+// Licensed under the GNU Lesser General Public License v3.0:
+//   https://www.gnu.org/licenses/gpl-3.0.txt
+//   https://www.gnu.org/licenses/lgpl-3.0.txt
+// SPDX-License-Identifier: LGPL-3.0-only
+// End of Source File Header
+
+#include <iostream>
+#include <vector>
+
+#include <vulkan/vulkan.h>
+#include <GLFW/glfw3.h>
+
+#define EGLAPI
+#include <EGL/egl.h>
+#ifdef _WIN32
+    #define GLFW_EXPOSE_NATIVE_WIN32
+#endif
+#include "MG_Backend/DirectVulkan/DirectVulkan.h"
+#include "MG_Backend/DirectVulkan/Renderer/VulkanRenderer.h"
+
+#include <GLFW/glfw3native.h>
+
+int main() {
+    glfwInit();
+
+    static EGLint const attribute_list[] = {
+        EGL_RED_SIZE, 8,
+        EGL_GREEN_SIZE, 8,
+        EGL_BLUE_SIZE, 8,
+        EGL_NONE
+    };
+
+    EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+    eglInitialize(display, nullptr, nullptr);
+    EGLConfig config;
+    EGLint num_config;
+    eglChooseConfig(display, attribute_list, &config, 1, &num_config);
+    EGLContext context = eglCreateContext(display, config, EGL_NO_CONTEXT, nullptr);
+
+    glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
+    GLFWwindow* window = glfwCreateWindow(800, 600, "MobileGL ContextCreation", nullptr, nullptr);
+#ifdef _WIN32
+    EGLNativeWindowType nativewindow = glfwGetWin32Window(window);
+#endif
+    EGLSurface surface = eglCreateWindowSurface(display, config, nativewindow, nullptr);
+    eglMakeCurrent(display, surface, surface, context);
+
+    while(!glfwWindowShouldClose(window)) {
+        glfwPollEvents();
+        // MobileGL::MG_Backend::DirectVulkan::pVulkanRenderer->RenderFrame();
+        eglSwapBuffers(display, surface);
+    }
+
+    glfwDestroyWindow(window);
+
+    glfwTerminate();
+}