public void SetGridPosition(singleGridPos gridPosition)
{
//Assuming which direction the head and body is
//Add the new body to add
this.gridPosition = gridPosition;
transform.position = new Vector3(gridPosition.GetGridPosition().x, gridPosition.GetGridPosition().y);
float angle;
switch (gridPosition.GetDirection())
{
default:
case DIRECTION.up:
angle = 0;
break;
case DIRECTION.down:
angle = 180;
break;
case DIRECTION.left:
angle = -90;
break;
case DIRECTION.right:
angle = 90;
break;
}
transform.eulerAngles = new Vector3(0, 0, angle);
}
public singleGridPos(singleGridPos previousSnakeMove, Vector2Int GridPos, DIRECTION direction)
{
this.previousSnakeMove = previousSnakeMove;
this.GridPos = GridPos;
this.direction = direction;
}
private void Update()
{
if (doa == DOA.Alive)
{
Inputs();
gridmoveTimer += Time.deltaTime;
if (gridmoveTimer >= gridmoveTimerMax)
{
//reset timer
gridmoveTimer = gridmoveTimer - gridmoveTimerMax;
//update snake position
singleGridPos previousSnakeMove = null;
if (snakepositionlist.Count > 0)
{
previousSnakeMove = snakepositionlist[0];
}
singleGridPos snakeMovePosition = new singleGridPos(previousSnakeMove, gridPosition, movedirection);
snakepositionlist.Insert(0, snakeMovePosition);
Vector2Int gridMoveDirectionVector;
//move the snake one spot forward from where it was
switch (movedirection)
{
default:
case DIRECTION.right: gridMoveDirectionVector = new Vector2Int(+1, 0); break;
case DIRECTION.left: gridMoveDirectionVector = new Vector2Int(-1, 0); break;
case DIRECTION.up: gridMoveDirectionVector = new Vector2Int(0, +1); break;
case DIRECTION.down: gridMoveDirectionVector = new Vector2Int(0, -1); break;
}
gridPosition = gridPosition + gridMoveDirectionVector;
gridPosition = levelGrid.validGridPos(gridPosition);
//grow the snake after eating
bool snakehaseaten = levelGrid.SnakeMoves(gridPosition);
if (snakehaseaten)
{
snakebodysize++;
CreateSnakeBodyPart();
}
if (snakepositionlist.Count >= snakebodysize + 1)
{
snakepositionlist.RemoveAt(snakepositionlist.Count - 1);
}
UpdateSnakeBodyParts();
//Death scenario if snake eats snake
foreach (SnakeBodyPart snakebodypart in tranformsnakebody)
{
Vector2Int snakebodypartgridpos = snakebodypart.GetGridPosition();
if (gridPosition == snakebodypartgridpos)
{
doa = DOA.Dead;
gamehandler.Snakedeath();
}
}
transform.position = new Vector3(gridPosition.x, gridPosition.y);
transform.eulerAngles = new Vector3(0, 0, GetAngleFunction(gridMoveDirectionVector) - 90);
}
}
}
