void WaterSim2()
{
/*
Grid = new Cell[3, 3]
{
{
new Cell(TileType.Air, 0), new Cell(TileType.Air, 0), new Cell(TileType.Air, 0),
},
{
new Cell(TileType.Air, 7), new Cell(TileType.Air, 0), new Cell(TileType.Air, 0),
},
{
new Cell(TileType.Air, 0), new Cell(TileType.Air, 0), new Cell(TileType.Air, 0),
},
};*/
//Width = 3;
//Height = 3;
//Width = 64;
//Height = 64;
Grid = new Cell[Width, Height];
currentCellY = Height - 1;
//Random r = new Random();
for (int x = 0; x < Width; x++)
{
for (int y = 0; y < Height; y++)
{
// if (y < 3)
// {
// //Grid[x, y] = new Cell(TileType.Air, r.Next(0, Cell.MaxLevel));
// Grid[x, y] = new Cell(TileType.Air, 0);
//Grid[x, y] = new Cell(TileType.Air, Random.Range(0, Cell.MaxLevel));
// }
// else
// {
//if (r.Next(100) > 5)
Grid[x, y] = new Cell(TileType.Air, 0);
//else
//Grid[x, y] = new Cell(TileType.Dirt, 0);
// }
}
}
}
// mainloop
void Update()
{
xUpdate();
DebugRender();
if (Input.GetKeyDown("1"))
{
renderer.material.mainTexture.filterMode = FilterMode.Point;
}
if (Input.GetKeyDown("2"))
{
renderer.material.mainTexture.filterMode = FilterMode.Bilinear;
}
if (Input.GetKeyDown("3"))
{
renderer.material.mainTexture.filterMode = FilterMode.Trilinear;
}
if (Input.GetMouseButton(0))
{
ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit, 100))
{
Debug.DrawLine(ray.origin, hit.point,Color.yellow,10);
float hx = Width-(hit.point.x*Width/10);
float hy = Height-(hit.point.z*Height/10);
//Debug.Log(hx+","+hy);
Grid[(int)hx,(int)hy] = new Cell(TileType.Dirt, (byte)Cell.MaxLevel);
}
}
if (Input.GetMouseButton(1))
{
ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit, 100))
{
Debug.DrawLine(ray.origin, hit.point,Color.yellow,10);
float hx = Width-(hit.point.x*Width/10);
float hy = Height-(hit.point.z*Height/10);
//Debug.Log(hx+","+hy);
//Grid[(int)hx,(int)hy] = new Cell(TileType.Air, (byte)Cell.MaxLevel);
// Grid[(int)hx+1,(int)hy].Level = (byte)Cell.MaxLevel;
// Grid[(int)hx,(int)hy-1].Level = (byte)Cell.MaxLevel;
Grid[(int)hx,(int)hy].Level = (byte)Cell.MaxLevel;
// Grid[(int)hx,(int)hy+1].Level = (byte)Cell.MaxLevel;
// Grid[(int)hx-1,(int)hy].Level = (byte)Cell.MaxLevel;
//Grid[(int)hx,(int)hy] = new Cell(TileType.Air, (byte)Cell.MaxLevel);
}
}
}
private void FlowRight(ref Cell cell, ref Cell rightCell)
{
int amountToSpread = (rightCell.Level + cell.Level) / 2;
int remainder = (rightCell.Level + cell.Level) % 2;
rightCell.Level = amountToSpread + remainder;
rightCell.NoCalc = true;
rightCell.Direction = Direction.Right;
cell.Level = amountToSpread;
cell.NoCalc = true;
}
private void FlowLeftRight(ref Cell cell, ref Cell leftCell, ref Cell rightCell)
{
int amountToSpread = (leftCell.Level + rightCell.Level + cell.Level) / 3;
int remainder = (leftCell.Level + rightCell.Level + cell.Level) % 3;
// if we have a remainder...
if (remainder > 0)
{
//
if (cell.Direction == Direction.Left)
{
leftCell.Level = amountToSpread + remainder;
leftCell.Direction = Direction.Left;
rightCell.Level = amountToSpread;
}
else
{
leftCell.Level = amountToSpread;
rightCell.Level = amountToSpread + remainder;
rightCell.Direction = Direction.Right;
}
}
else
{
// otherwise it's an even split
leftCell.Level = amountToSpread;
leftCell.Direction = Direction.None;
rightCell.Level = amountToSpread;
rightCell.Direction = Direction.None;
}
cell.Level = amountToSpread;
cell.NoCalc = true;
cell.Direction = Direction.None;
leftCell.NoCalc = true;
rightCell.NoCalc = true;
}
private void FlowLeft(ref Cell cell, ref Cell leftCell)
{
int amountToSpread = (leftCell.Level + cell.Level) / 2;
int remainder = (leftCell.Level + cell.Level) % 2;
leftCell.Level = amountToSpread + remainder;
leftCell.NoCalc = true;
leftCell.Direction = Direction.Left;
cell.Level = amountToSpread;
cell.NoCalc = true;
}
private int FlowBottom(ref Cell cell, ref Cell bottomCell)
{
// check to see how much fluid can fall down
var spaceAvailable = Cell.MaxLevel - bottomCell.Level;
//var amountToMove = (int)MathHelper.Min(spaceAvailable, cell.Level);
var amountToMove = (int)Mathf.Min(spaceAvailable, cell.Level);
// move all fluid that can be moved
bottomCell.Level += amountToMove;
bottomCell.NoCalc = true;
bottomCell.Direction = Direction.None;
cell.Level -= amountToMove;
cell.NoCalc = true;
return cell.Level;
}
