6 files changed, 15 insertions, 2 deletions
diff --git a/src/engine/TODO/draw_screen.h b/src/engine/TODO/draw_screen.h
deleted file mode 100644
index f5d7507..0000000
--- a/src/engine/TODO/draw_screen.h
+++ /dev/null
@@ -1 +0,0 @@
-// every function call for drawing the screen goes here.
diff --git a/src/engine/draw_screen.h b/src/engine/draw_screen.h
new file mode 100644
index 0000000..4af5865
--- /dev/null
+++ b/src/engine/draw_screen.h
@@ -0,0 +1,9 @@
+#pragma once
+
+
+// every function call for drawing the screen goes here.
+#include "engine/maths.h"
+
+#include <stdint.h>
+uint16_t hh_world_to_tile(vec2 pos);
+void hh_draw_screen(vec2 viewport);
+\ No newline at end of file
diff --git a/src/engine/engine.c b/src/engine/engine.c
new file mode 100644
index 0000000..f3410a4
--- /dev/null
+++ b/src/engine/engine.c
@@ -0,0 +1,3 @@
+#include "engine/draw_screen.h"
+#include "engine/level.h"
+#include "engine/maths.h"
diff --git a/src/engine/TODO/level.h b/src/engine/level.h
index 09f77e7..8d610dd 100644
--- a/src/engine/TODO/level.h
+++ b/src/engine/level.h
@@ -1,3 +1,4 @@
+#pragma once
 //deal with loading/saving the correct level
 
 /** @brief  */
diff --git a/src/engine/TODO/maths.h b/src/engine/maths.h
index c7f1b44..c7f1b44 100644
--- a/src/engine/TODO/maths.h
+++ b/src/engine/maths.h
diff --git a/src/makefile b/src/makefile
index c69bfb5..96751fb 100644
--- a/src/makefile
+++ b/src/makefile
@@ -30,7 +30,8 @@ CFLAGS += $(if $(DESKTOP), -DHH_TARGET_DESKTOP, )
 LOCAL_SRCS += main.c \
 							ppu/internals.c \
 							ppu/ppu.c \
-							demo.c
+							demo.c \
+							engine/engine.c
 
 CFLAGS += $(SHARED_FLAGS)
 LFLAGS += $(SHARED_FLAGS)