added imgui as dependency

.gitmodules

@@ -82,3 +82,8 @@
 	path = externals/ffmpeg-core
 	url = https://github.com/shadps4-emu/ext-ffmpeg-core.git
 	shallow = true
+[submodule "externals/dear_imgui"]
+	path = externals/dear_imgui
+	url = https://github.com/shadps4-emu/ext-imgui.git
+	shallow = true
+	branch = docking

CMakeLists.txt

@@ -608,7 +608,7 @@ endif()
 
 create_target_directory_groups(shadps4)
 
-target_link_libraries(shadps4 PRIVATE magic_enum::magic_enum fmt::fmt toml11::toml11 tsl::robin_map xbyak::xbyak Tracy::TracyClient RenderDoc::API FFmpeg::ffmpeg)
+target_link_libraries(shadps4 PRIVATE magic_enum::magic_enum fmt::fmt toml11::toml11 tsl::robin_map xbyak::xbyak Tracy::TracyClient RenderDoc::API FFmpeg::ffmpeg Dear_ImGui)
 target_link_libraries(shadps4 PRIVATE Boost::headers GPUOpen::VulkanMemoryAllocator sirit Vulkan::Headers xxHash::xxhash Zydis::Zydis glslang::SPIRV glslang::glslang SDL3::SDL3)
 
 if (APPLE)

externals/CMakeLists.txt

@@ -149,6 +149,19 @@ if (APPLE AND NOT TARGET date::date-tz)
     add_subdirectory(date)
 endif()
 
+# Dear ImGui
+block()
+    add_library(Dear_ImGui
+            dear_imgui/imgui.cpp
+            dear_imgui/imgui_demo.cpp
+            dear_imgui/imgui_draw.cpp
+            dear_imgui/imgui_internal.h
+            dear_imgui/imgui_tables.cpp
+            dear_imgui/imgui_widgets.cpp
+    )
+    target_include_directories(Dear_ImGui INTERFACE dear_imgui/)
+endblock()
+
 # Tracy
 option(TRACY_ENABLE "" ON)
 option(TRACY_NO_CRASH_HANDLER "" ON) # Otherwise texture cache exceptions will be treaten as a crash

externals/dear_imgui

@@ -0,0 +1 @@
+Subproject commit 636cd4a7d623a2bc9bf59bb3acbb4ca075befba3