Add getblockat function

game.h

@@ -3,4 +3,48 @@
 
 #include "map.h"
 
+#define LCR_KEY_UP     0x00
+#define LCR_KEY_RIGHT  0x01
+#define LCR_KEY_DOWN   0x02
+#define LCR_KEY_LEFT   0x03
+#define LCR_KEY_A      0x04    ///< confirm, restart race
+#define LCR_KEY_B      0x05    ///< cancel, open menu
+
+uint8_t LCR_keyPressed(uint8_t key);
+
+void LCR_sleep(uint16_t timeMs);
+
+void LCR_drawPixel(unsigned int x, unsigned int y, uint_fast16_t color);
+
+/**
+  Call at the start of the program.
+*/
+void LCR_gameInit(void);
+
+/**
+  Call right before program end.
+*/
+void LCR_gameEnd(void);
+
+/**
+  Call this repeatedly in your main loop, pass the current time as the number
+  of milliseconds since program start. Returns 0 if program should end,
+  otherwise 1.
+*/
+uint8_t LCR_gameStep(uint32_t timeMs);
+
+//------------------------------------------------------------------------------
+
+void LCR_gameInit(void)
+{
+}
+
+void LCR_gameEnd(void)
+{
+}
+
+uint8_t LCR_gameStep(uint32_t time)
+{
+}
+
 #endif // guard