public override void Run()
{
/*// The initial position of the pixel.
int x = 3;
int y = 3;
*/
Snake mySnake = new Snake();
Food theFood = null;
SenseHat.Display.Clear();
SenseHat.Display.Screen[mySnake.GetHeadX(), mySnake.GetHeadY()] = Colors.Yellow; // Draw the pixel.
{
int x = 0, y = 0;
foreach (int positionX in mySnake.GetBody().getBodyX())
{
x += 1;
foreach (int positionY in mySnake.GetBody().getBodyY())
{
y += 1;
if (y == x)
{
SenseHat.Display.Screen[positionX, positionY] = Colors.Yellow;
}
}
y = 0;
}
}
while (true)
{
if (!SenseHat.Sensors.ImuSensor.Update())
{
return;
}
if (!SenseHat.Sensors.Acceleration.HasValue)
{
return;
}
if ( theFood == null)
{
theFood = new Food();
}
Vector3 gravityDirection = SenseHat.Sensors.Acceleration.Value;
UpdatePosition(mySnake, gravityDirection, theFood); // Move the pixel.
SenseHat.Display.Clear(); // Clear the screen.
if (theFood != null)
{
SenseHat.Display.Screen[theFood.getFoodX(), theFood.getFoodY()] = Colors.Green;
}
SenseHat.Display.Screen[mySnake.GetHeadX(), mySnake.GetHeadY()] = Colors.Yellow; // Draw the pixel.
{
int x = 0, y = 0;
foreach (int positionX in mySnake.GetBody().getBodyX())
{
x += 1;
foreach (int positionY in mySnake.GetBody().getBodyY())
{
y += 1;
if (y == x)
{
SenseHat.Display.Screen[positionX, positionY] = Colors.Yellow;
}
}
y = 0;
}
}
SenseHat.Display.Update(); // Update the physical display.
// Take a short nap.
Sleep(TimeSpan.FromMilliseconds(500));
}
}
private void UpdatePosition(Snake mySnake, Vector3 gravityDirection, Food theFood)
{
if (Math.Abs(gravityDirection.X) > Math.Abs(gravityDirection.Y) && gravityDirection.X < 0 && mySnake.GetHeadX() - 1 != mySnake.GetBody().GetBodyFrontX())
{
if (mySnake.GetHeadX() - 1 == theFood.getFoodX() && mySnake.GetHeadY() == theFood.getFoodY())
{
mySnake.SnakeEat(mySnake.GetHeadX() - 1, mySnake.GetHeadY());
theFood = null;
}
else if (mySnake.GetHeadX() > 0)
{
mySnake.SnakeMove(mySnake.GetHeadX() - 1, mySnake.GetHeadY());
}
}
else if (Math.Abs(gravityDirection.X) > Math.Abs(gravityDirection.Y) && gravityDirection.X > 0 && mySnake.GetHeadX() + 1 != mySnake.GetBody().GetBodyFrontX())
{
if (mySnake.GetHeadX() + 1 == theFood.getFoodX() && mySnake.GetHeadY() == theFood.getFoodY())
{
mySnake.SnakeEat(mySnake.GetHeadX() + 1, mySnake.GetHeadY());
theFood = null;
}
else if (mySnake.GetHeadX() < 7)
{
mySnake.SnakeMove(mySnake.GetHeadX() + 1, mySnake.GetHeadY());
}
}
if (Math.Abs(gravityDirection.X) < Math.Abs(gravityDirection.Y) && gravityDirection.Y < 0 && mySnake.GetHeadY() - 1 != mySnake.GetBody().GetBodyFrontY())
{
if (mySnake.GetHeadX() == theFood.getFoodX() && mySnake.GetHeadY() - 1 == theFood.getFoodY())
{
mySnake.SnakeEat(mySnake.GetHeadX(), mySnake.GetHeadY() - 1);
theFood = null;
}
else if (mySnake.GetHeadY() > 0)
{
mySnake.SnakeMove(mySnake.GetHeadX(), mySnake.GetHeadY() - 1);
}
}
else if (Math.Abs(gravityDirection.X) < Math.Abs(gravityDirection.Y) && gravityDirection.Y > 0 && mySnake.GetHeadY() + 1 != mySnake.GetBody().GetBodyFrontY())
{
if (mySnake.GetHeadX() == theFood.getFoodX() && mySnake.GetHeadY() + 1 == theFood.getFoodY())
{
mySnake.SnakeEat(mySnake.GetHeadX(), mySnake.GetHeadY() + 1);
theFood = null;
}
else if (mySnake.GetHeadY() < 7)
{
mySnake.SnakeMove(mySnake.GetHeadX(), mySnake.GetHeadY() + 1);
}
}
}
