Implement SDF fonts. (#24)

* Initial SDF font generation work.

* Text now correctly displaying with proper spacing.

* Fix untextured draws, implement custom rectangles.

* Fix regular image display.

* Slightly refactor ImGui rendering.

* Implement outlines.

* Implement bevel.

* Create host device after loading the module if the installer wasn't run.

* Move ImGui files to its own folder.

* Fix outline sizes.

* Fix default ImGui font and font scales.

* Update font atlas files.

UnleashedRecomp/CMakeLists.txt

@@ -87,8 +87,9 @@ set(SWA_CPU_CXX_SOURCES
 
 set(SWA_GPU_CXX_SOURCES
     "gpu/video.cpp"
-    "gpu/imgui_common.cpp"
-    "gpu/imgui_snapshot.cpp"
+    "gpu/imgui/imgui_common.cpp"
+    "gpu/imgui/imgui_font_builder.cpp"
+    "gpu/imgui/imgui_snapshot.cpp"
     "gpu/rhi/plume_d3d12.cpp"
     "gpu/rhi/plume_vulkan.cpp"
 )
@@ -258,6 +259,7 @@ target_link_libraries(UnleashedRecomp PRIVATE
     magic_enum::magic_enum
     unofficial::tiny-aes-c::tiny-aes-c
     nfd::nfd
+    msdf-atlas-gen::msdf-atlas-gen
 )
 
 target_include_directories(UnleashedRecomp PRIVATE