More progress.

src/simulation/input.h

@@ -0,0 +1,12 @@
+#ifndef SIM_GAME_INPUT_H
+#define SIM_GAME_INPUT_H
+
+typedef struct {
+    // Movement can probably just be one byte. For a traditional snake-game, only one directional-input is OK.
+    bool up;
+    bool down;
+    bool right;
+    bool left;
+} Simulation_Game_Input;
+
+#endif