Add initial main loop logic

src/game_logic.c

@@ -83,7 +83,6 @@ game_state step_game(step_direction dir) {
 			column_step = 1;
 			row_step = GRID_SIDE;
 			break;
-			break;
 		case RIGHT:
 			start_offset = GRID_SIDE - 1;
 			column_step = -1;

src/game_logic.h

@@ -6,7 +6,7 @@
 #define GRID_SIDE 5
 
 typedef enum {
-	UP,
+	UP = 0,
 	DOWN,
 	LEFT,
 	RIGHT

src/main.c

@@ -8,6 +8,7 @@
 #include "mem_map.h"
 #include "input.h"
 #include "game_logic.h"
+#include "game_graphics.h"
 
 void __low_level_init(void);
 
@@ -25,13 +26,38 @@ void __low_level_init(void) {
 }
 
 __task int main(void) {
-	key k;
+	game_state state;
+		
+	while(1){ // Outer loop
+		reset_game();
+		draw_game_background();
+
+		while(1) { // Game loop
+			lfsr_update();
+		
+			switch(read_kb()) {
+				case K_UP:
+					state = step_game(UP);
+					break;
+				case K_DOWN:
+					state = step_game(DOWN);
+					break;
+				case K_LEFT:
+					state = step_game(LEFT);
+					break;
+				case K_RIGHT:
+					state = step_game(RIGHT);
+					break;
+				default:
+					continue; // Do nothing, loop again
+			}
 	
-	reset_game();
-	
-	while(1){
-		lfsr_update();
-		k = read_kb();
+			// If we have finished, break out of this loop
+			if(state.done) break;
+			
+			add_random_tile();
+		}
+
 	};
 		
 	return 0;