Index: makefile
===================================================================
--- makefile	(revision e8ebc76ae31b89c3c16dd14ad1f104ed4dd37c46)
+++ makefile	(revision eba8c0cc2de18697994e16dfe2991f9dc10565e5)
@@ -42,10 +42,10 @@
 endif
 
-LIBS = `pkg-config --static --libs sdl2 sdl2_image sdl2_ttf glfw3`
+LIBS = `pkg-config --static --libs sdl2 sdl2_image sdl2_ttf`
 ifeq ($(OS),Darwin)
 	LIBS := $(VULKAN_SDK_PATH)/lib/libvulkan.dylib $(LIBS)
 endif
 ifeq ($(OS),Linux)
-	LIBS = `pkg-config --static --libs sdl2 glfw3`
+	LIBS = `pkg-config --static --libs sdl2`
 	LIBS := -lvulkan $(LIBS) -lSDL2_image -lSDL2_ttf # TODO: figure out how to statically link these, ideally using pkg-config
 endif
@@ -53,8 +53,8 @@
 LIB_FLAGS = $(LIB_PATHS) $(LIBS)
 
-vulkangame: vulkan-game.cpp game-gui-sdl.cpp game-gui-glfw.cpp
+vulkangame: vulkan-game.cpp game-gui-sdl.cpp
 	$(CC) $(CXX_FLAGS) -o $@ $^ $(LIB_FLAGS)
 
-spacegame: main.cpp space-game.cpp game-gui-sdl.cpp game-gui-glfw.cpp
+spacegame: main.cpp space-game.cpp game-gui-sdl.cpp
 	$(CC) $(CXX_FLAGS) -o $@ $^ $(LIB_FLAGS)
 
Index: upgrade-TODO.txt
===================================================================
--- upgrade-TODO.txt	(revision e8ebc76ae31b89c3c16dd14ad1f104ed4dd37c46)
+++ upgrade-TODO.txt	(revision eba8c0cc2de18697994e16dfe2991f9dc10565e5)
@@ -1,8 +1,9 @@
+- Create shader configs in Vulkan and sample vertex data for all the shaders currently used in OpenGL
+- Rewrite the system to store scene objects, copy their vertex data to vertex buffers and
+  resize the vertex buffers as needed to be used with Vulkan
+- Copy the UI overlay system from the Vulkan implementation to build the UI on top of
 - Upgrade the UI from ImGui to SDL
   - Could probably use the existing window / event system
   - Create buttons with text and events in SDL
-- Create shader configs in Vulkan and sample vertex data for all the shaders currently used in OpenGL
-- Rewrite the system to store scene objects, copy their vertex data to vertex buffers and
-  resize the vertex buffers as needed to be used with Vulkan
 - Implement the ability to listen for mouse clicks and keystrokes
   - Assuming SDL supports detecting key presses and key releases, re-implement the key state array
Index: vulkan-game.cpp
===================================================================
--- vulkan-game.cpp	(revision e8ebc76ae31b89c3c16dd14ad1f104ed4dd37c46)
+++ vulkan-game.cpp	(revision eba8c0cc2de18697994e16dfe2991f9dc10565e5)
@@ -21,5 +21,4 @@
 #include "utils.h"
 
-#include "game-gui-glfw.hpp"
 #include "game-gui-sdl.hpp"