Diff: Snake/Snake.cpp

Revision:

9:561e5681b7a6

Parent:

2:ea90cec2489a

Child:

10:62d8cb7742c3

--- a/Snake/Snake.cpp	Thu Mar 22 14:52:08 2018 +0000
+++ b/Snake/Snake.cpp	Tue Apr 03 12:24:18 2018 +0000
@@ -9,4 +9,325 @@
 Snake::~Snake()
 {
 
-}
\ No newline at end of file
+}
+
+void Snake::update(Direction d) 
+{
+    
+    Vector2D values = get_snake_position();
+    
+    _x = values.x;
+    _y = values.y;
+       
+}
+
+void Snake::set_snake_direction(Direction input)
+{
+    StateDirection sd;
+     
+    int state = 1;
+     
+    StateDirection fsm[4] = {
+        
+    {N,{N,E,N,W}},  
+    {E,{N,E,S,E}},  
+    {S,{S,E,S,W}}, 
+    {W,{N,W,S,W}} 
+     
+};
+
+    sd.output = fsm[state].output;  // set ouput depending on current state
+    state = fsm[state].nextState[input];  // read input and update curent state
+    _direction = sd.output;
+    //_direction.nextState[state] = input;
+
+        
+}
+
+Direction Snake::get_snake_direction()
+{
+    
+    Direction d = _direction;
+    
+    return d;
+    
+}
+
+void Snake::set_snake_position()
+{
+    Direction v = get_snake_direction();
+    Vector2D p;
+    
+    switch(v) {
+        
+            case(N):
+        
+            p.x = p.x;
+            --p.y;
+        
+            break;
+        
+            case(E):
+        
+            ++p.x;
+            p.y = p.y;
+        
+            break;
+        
+            case(S):
+        
+            p.x = p.x;
+            ++p.y;
+        
+            break;
+        
+            case(W):
+        
+            --p.x;
+            p.y = p.y;
+        
+            break;
+            
+            default:
+            
+            p.x = p.x;
+            p.y = p.y;
+            
+            break;
+            
+            }
+            
+            _x = p.x;
+            _y = p.y;
+    
+}
+
+Vector2D Snake::get_snake_position()
+{
+    Vector2D pos = {_x, _y};
+    
+    return pos; 
+}
+/*
+
+void Snake::set_next_dir(Direction next)
+{
+       
+}
+    
+Vector2D Snake::move_snake()
+{
+    Direction pre; 
+    Direction next;
+    Vector2D i;
+    
+    switch(pre) {
+        
+        case(N):
+        
+            switch(next) {
+        
+            case(N):
+        
+            i.x = i.x;
+            ++i.y;
+        
+            break;
+        
+            case(E):
+        
+            ++i.x;
+            i.y = i.y;
+        
+            break;
+        
+            case(S):
+        
+            i.x = i.x;
+            i.y = i.y;
+        
+            break;
+        
+            case(W):
+        
+            --i.x;
+            i.y = i.y;
+        
+            break;
+            
+            case(CENTRE):
+            
+            i.x = i.x;
+            ++i.y;
+            
+            break;
+            
+            default:
+        
+            i.x = i.x;
+            i.y = i.y;
+        
+            break;
+        
+            }
+            
+            break;
+        
+        case(E):
+        
+            switch(next) {
+        
+            case(N):
+        
+            i.x = i.x;
+            ++i.y;
+        
+            break;
+        
+            case(E):
+        
+            ++i.x;
+            i.y = i.y;
+        
+            break;
+        
+            case(S):
+        
+            i.x = i.x;
+            i.y = i.y;
+        
+            break;
+        
+            case(W):
+        
+            i.x = i.x;
+            i.y = i.y;
+        
+            break;
+        
+            case(CENTRE):
+            
+            ++i.x;
+            i.y = i.y;
+            
+            break;
+            
+            default:
+            
+            i.x = i.x;
+            i.y = i.y;
+            
+            break;
+            
+            }
+            
+            break;
+            
+        case(S):
+            
+            switch(next) {
+            
+            case(N):
+            
+            i.x = i.x;
+            i.y = i.y;
+            
+            break;
+            
+            case(E):
+            
+            ++i.x;
+            i.y = i.y;
+            
+            break;
+            
+            case(S):
+            
+            i.x = i.x;
+            i.y = i.y;
+            
+            break;
+            
+            case(W):
+            
+            --i.x;
+            i.y = i.y;
+            
+            break;
+            
+            case(CENTRE):
+            
+            i.x = i.x;
+            --i.y;
+            
+            break;
+            
+            default:
+            
+            i.x = i.x;
+            i.y = i.y;
+            
+            break;
+            
+            }
+            
+            break;
+            
+        case(W):
+        
+            switch(next) {
+            
+            case(N):
+            
+            i.x = i.x;
+            ++i.y;
+            
+            break;
+            
+            case(E):
+            
+            i.x = i.x;
+            i.y = i.y;
+            
+            break;
+            
+            case(S):
+            
+            i.x = i.x;
+            i.y = i.y;
+            
+            break;
+            
+            case(W):
+            
+            --i.x;
+            i.y = i.y;
+            
+            break;
+            
+            case(CENTRE):
+            
+            --i.x;
+            i.y = i.y;
+            
+            break;
+            
+            default:
+            
+            i.x = i.x;
+            i.y = i.y;
+            
+            break;
+            
+            }
+            
+            break;
+            
+            }
+
+        return i;            
+    
+ }*/
+        
+
+            
\ No newline at end of file