Change yuzu_icon.h output dir and write to log when SetWindowIcon fails.

Add warnings when the BMP fails to load.
CMake now writes the resource to the build dir, so the source dir is not modified

src/yuzu_cmd/CMakeLists.txt

@@ -1,5 +1,15 @@
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/CMakeModules)
 
+function(create_resource file output filename)
+    # Read hex data from file
+    file(READ ${file} filedata HEX)
+    # Convert hex data for C compatibility
+    string(REGEX REPLACE "([0-9a-f][0-9a-f])" "0x\\1," filedata ${filedata})
+    # Write data to output file
+    set(RESOURCES_DIR "${PROJECT_BINARY_DIR}/dist" PARENT_SCOPE)
+    file(WRITE "${PROJECT_BINARY_DIR}/dist/${output}" "const unsigned char ${filename}[] = {${filedata}};\nconst unsigned ${filename}_size = sizeof(${filename});\n")
+endfunction()
+
 add_executable(yuzu-cmd
     config.cpp
     config.h
@@ -24,6 +34,9 @@ if (MSVC)
 endif()
 target_link_libraries(yuzu-cmd PRIVATE ${PLATFORM_LIBRARIES} SDL2 Threads::Threads)
 
+create_resource("../../dist/yuzu.bmp" "yuzu_cmd/yuzu_icon.h" "yuzu_icon")
+target_include_directories(yuzu-cmd PRIVATE ${RESOURCES_DIR})
+
 target_include_directories(yuzu-cmd PRIVATE ../../externals/Vulkan-Headers/include)
 
 if(UNIX AND NOT APPLE)

src/yuzu_cmd/emu_window/emu_window_sdl2.cpp

@@ -12,6 +12,7 @@
 #include "input_common/mouse/mouse_input.h"
 #include "input_common/sdl/sdl.h"
 #include "yuzu_cmd/emu_window/emu_window_sdl2.h"
+#include "yuzu_cmd/yuzu_icon.h"
 
 EmuWindow_SDL2::EmuWindow_SDL2(InputCommon::InputSubsystem* input_subsystem_)
     : input_subsystem{input_subsystem_} {
@@ -193,6 +194,22 @@ void EmuWindow_SDL2::WaitEvent() {
     }
 }
 
+void EmuWindow_SDL2::SetWindowIcon() {
+    SDL_RWops* const yuzu_icon_stream = SDL_RWFromConstMem((void*)yuzu_icon, yuzu_icon_size);
+    if (yuzu_icon_stream == nullptr) {
+        LOG_WARNING(Frontend, "Failed to create yuzu icon stream.");
+        return;
+    }
+    SDL_Surface* const window_icon = SDL_LoadBMP_RW(yuzu_icon_stream, 1);
+    if (window_icon == nullptr) {
+        LOG_WARNING(Frontend, "Failed to read BMP from stream.");
+        return;
+    }
+    // The icon is attached to the window pointer
+    SDL_SetWindowIcon(render_window, window_icon);
+    SDL_FreeSurface(window_icon);
+}
+
 void EmuWindow_SDL2::OnMinimalClientAreaChangeRequest(std::pair<unsigned, unsigned> minimal_size) {
     SDL_SetWindowMinimumSize(render_window, minimal_size.first, minimal_size.second);
 }

src/yuzu_cmd/emu_window/emu_window_sdl2.h

@@ -32,6 +32,9 @@ public:
     /// Wait for the next event on the main thread.
     void WaitEvent();
 
+    // Sets the window icon from yuzu.bmp
+    void SetWindowIcon();
+
 protected:
     /// Called by WaitEvent when a key is pressed or released.
     void OnKeyEvent(int key, u8 state);

src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp

@@ -119,6 +119,8 @@ EmuWindow_SDL2_GL::EmuWindow_SDL2_GL(InputCommon::InputSubsystem* input_subsyste
     dummy_window = SDL_CreateWindow(NULL, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 0, 0,
                                     SDL_WINDOW_HIDDEN | SDL_WINDOW_OPENGL);
 
+    SetWindowIcon();
+
     if (fullscreen) {
         Fullscreen();
     }

src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp

@@ -35,6 +35,8 @@ EmuWindow_SDL2_VK::EmuWindow_SDL2_VK(InputCommon::InputSubsystem* input_subsyste
         std::exit(EXIT_FAILURE);
     }
 
+    SetWindowIcon();
+
     switch (wm.subsystem) {
 #ifdef SDL_VIDEO_DRIVER_WINDOWS
     case SDL_SYSWM_TYPE::SDL_SYSWM_WINDOWS: