public void Execute()
{
var sandCellImplementation = new SandCellImplementation();
var waterCellImplementation = new WaterCellImplementation();
var shouldGoReverse = frameCount % 2 == 0;
// var shouldGoReverse2 = frameCount % 2 == 0;
// var shouldGoReverse = random.NextBool();
// var shouldGoReverse2 = random.NextBool();
// var hasDirtyRect = false;
// int? minCellPositionX = null;
// int? minCellPositionY = null;
// int? maxCellPositionX = null;
// int? maxCellPositionY = null;
//
// void CheckForDirtyRect(Cell cell, int2 cellPosition)
// {
// if (cell.isStale) return;
//
// hasDirtyRect = true;
//
// if (!minCellPositionX.HasValue || cellPosition.x < minCellPositionX.Value)
// {
// minCellPositionX = cellPosition.x;
// }
//
// if (!minCellPositionY.HasValue || cellPosition.y < minCellPositionY.Value)
// {
// minCellPositionY = cellPosition.y;
// }
//
// if (!maxCellPositionX.HasValue || cellPosition.x > maxCellPositionX.Value)
// {
// maxCellPositionX = cellPosition.x;
// }
//
// if (!maxCellPositionY.HasValue || cellPosition.y < maxCellPositionY.Value)
// {
// maxCellPositionY = cellPosition.y;
// }
// }
//
// for (var chunkX = -1; chunkX < 2; chunkX++)
// {
// for (var chunkY = -1; chunkY < 2; chunkY++)
// {
// if (chunkX == 0 && chunkY == 0) continue;
//
// var chunkPosition = int2(chunkX, chunkY);
// var chunk = chunkWithNeighbors.ChunkFromPosition(chunkPosition);
//
// if (chunk.IsOutOfBounds) continue;
//
// if (chunkX == 1 && chunkY == 1)
// {
// var cell = chunk.GetCell(int2(0, 0));
// CheckForDirtyRect(cell , int2(0, 0));
// }
// else if (chunkX == 1 && chunkY == -1)
// {
// var cell = chunk.GetCell(int2(0, ChunkSize - 1));
// CheckForDirtyRect(cell , int2(0, ChunkSize - 1));
// }
// else if (chunkX == -1 && chunkY == 1)
// {
// var cell = chunk.GetCell(int2(ChunkSize - 1, 0));
// CheckForDirtyRect(cell , int2(ChunkSize - 1, 0));
// }
// else if (chunkX == -1 && chunkY == -1)
// {
// var cell = chunk.GetCell(int2(ChunkSize - 1, ChunkSize - 1));
// CheckForDirtyRect(cell , int2(ChunkSize - 1, ChunkSize - 1));
// }
// else if (chunkY == -1)
// {
// for (var x = 0; x < ChunkSize; x++)
// {
// var cell = chunk.GetCell(int2(x, ChunkSize - 1));
// CheckForDirtyRect(cell , int2(x, ChunkSize - 1));
// }
// }
// else if (chunkY == 1)
// {
// for (var x = 0; x < ChunkSize; x++)
// {
// var cell = chunk.GetCell(int2(x, 0));
// CheckForDirtyRect(cell , int2(x, 0));
// }
// }
// else if (chunkX == -1)
// {
// for (var y = 0; y < ChunkSize; y++)
// {
// var cell = chunk.GetCell(int2(ChunkSize - 1, y));
// CheckForDirtyRect(cell , int2(ChunkSize - 1, y));
// }
// }
// else if (chunkX == 1)
// {
// for (var y = 0; y < ChunkSize; y++)
// {
// var cell = chunk.GetCell(int2(0, y));
// CheckForDirtyRect(cell , int2(0, y));
// }
// }
// }
// }
// for (var x = 0; x < ChunkSize; x++)
// {
// for (var y = 0; y < ChunkSize; y++)
// {
// var cellPosition = new int2(x, y);
// var cell = chunkWithNeighbors.Value.GetCell(cellPosition);
//
// if (cell.isStale) continue;
// hasDirtyRect = true;
//
// if (!minCellPositionX.HasValue || cellPosition.x < minCellPositionX.Value)
// {
// minCellPositionX = cellPosition.x;
// }
//
// if (!minCellPositionY.HasValue || cellPosition.y < minCellPositionY.Value)
// {
// minCellPositionY = cellPosition.y;
// }
//
// if (!maxCellPositionX.HasValue || cellPosition.x > maxCellPositionX.Value)
// {
// maxCellPositionX = cellPosition.x;
// }
//
// if (!maxCellPositionY.HasValue || cellPosition.y > maxCellPositionY.Value)
// {
// maxCellPositionY = cellPosition.y;
// }
// }
// }
//
//
// if (!hasDirtyRect) return;
// var minCellPosition = max(int2(minCellPositionX.Value, minCellPositionY.Value) - int2(1), int2(0));
// var maxCellPosition = min(int2(maxCellPositionX.Value, maxCellPositionY.Value) + int2(1), int2(ChunkSize));
// var minCellPercentage = ((float2) minCellPosition) / (float)ChunkSize;
// var maxCellPercentage = ((float2) maxCellPosition) / (float)ChunkSize;
var minCellPosition = int2(0);
var maxCellPosition = int2(ChunkSize);
// var a = new Rect(
// chunkPosition.x - (chunkScale / 2),// + (minCellPercentage.x * chunkScale),
// chunkPosition.y - (chunkScale / 2) + chunkScale - (minCellPercentage.x * chunkScale),// - (maxCellPercentage.y * chunkScale),
// chunkScale,// * maxCellPercentage.x,
// chunkScale// * maxCellPercentage.y
// );
//
// drawingCommands.PushLineWidth(0.5f);
// drawingCommands.PushDuration(simulationStep * 50);
// drawingCommands.WireRectangle(a, Color.red);
// drawingCommands.PopLineWidth();
// drawingCommands.PopDuration();
// for (var x = shouldGoReverse ? ChunkSize - 1 : 0; shouldGoReverse ? x >= 0 : x < ChunkSize; x += (shouldGoReverse ? -1 : 1))
for (var x = shouldGoReverse ? maxCellPosition.x - 1 : minCellPosition.x; shouldGoReverse?x >= minCellPosition.x : x < maxCellPosition.x; x += (shouldGoReverse ? -1 : 1))
{
// for (var y = 0; y < ChunkSize; y++)
for (var y = maxCellPosition.y - 1; y >= minCellPosition.y; y--)
// for (var y = ChunkSize - 1; y >= 0; y--)
// for (var y = shouldGoReverse2 ? ChunkSize - 1 : 0; shouldGoReverse2 ? y >= 0 : y < ChunkSize; y += (shouldGoReverse2 ? -1 : 1))
{
var cellPosition = new int2(x, y);
var cell = chunkWithNeighbors.Value.GetCell(cellPosition);
if (cell.type == CellType.None)
{
continue;
}
if (cell.clock == frameCount)
{
continue;
}
cell.clock = frameCount;
chunkWithNeighbors.Value.SetCell(cellPosition, cell);
if (cell.type == CellType.Sand)
{
// cell.isStale = false;
// chunkWithNeighbors.Value.SetCell(cellPosition, cell);
if (sandCellImplementation.Update(chunkWithNeighbors, cellPosition, random))
{
}
else
{
// cell.isStale = true;
// chunkWithNeighbors.Value.SetCell(cellPosition, cell);
}
}
else if (cell.type == CellType.Water)
{
// cell.isStale = false;
if (waterCellImplementation.Update(chunkWithNeighbors, cellPosition, random))
{
}
else
{
// cell.isStale = true;
// chunkWithNeighbors.Value.SetCell(cellPosition, cell);
}
}
}
}
}
public void LoadChunk(int2 chunkPosition)
{
if (allChunks.TryGetValue(chunkPosition, out var existingChunkContainer))
{
loadedChunks.Add(chunkPosition, existingChunkContainer);
return;
}
var chunkRenderer = Instantiate(chunkPrefab, transform, true);
chunkRenderer.transform.position = ChunkScale * new Vector3(chunkPosition.x, chunkPosition.y);
chunkRenderer.transform.localScale = new Vector3(ChunkScale, ChunkScale, 1);
var outputRenderTexture = new RenderTexture(ChunkSize, ChunkSize, 32)
{
enableRandomWrite = true,
useMipMap = false,
filterMode = FilterMode.Point
};
outputRenderTexture.Create();
var chunk = new Chunk(Allocator.Persistent);
var cellsComputeBuffer = new ComputeBuffer(chunk.Cells.Length, SizeOfCell);
chunkRenderer.SetTexture(outputRenderTexture);
if (chunkPosition.y == 0)
{
for (var cellX = 0; cellX < ChunkSize; cellX++)
{
for (var cellY = 0; cellY < ChunkSize; cellY++)
{
chunk.SetCell(int2(cellX, cellY), (Random.value > 0.5f) ? Cell.EmptyCell : SandCellImplementation.CreateSandCell(ref random));
}
}
}
else if (chunkPosition.y < 0)
{
for (var cellX = 0; cellX < ChunkSize; cellX++)
{
for (var cellY = 0; cellY < ChunkSize; cellY++)
{
chunk.SetCell(int2(cellX, cellY), SandCellImplementation.CreateSandCell(ref random));
}
}
}
var chunkContainer = new ChunkContainer
{
Chunk = chunk,
ChunkBehaviour = chunkRenderer,
CellsComputeBuffer = cellsComputeBuffer,
OutputRenderTexture = outputRenderTexture
};
allChunks.Add(chunkPosition, chunkContainer);
loadedChunks.Add(chunkPosition, chunkContainer);
}