public TableNode(int mip, int x, int y, int width, int height)
{
MipLevel = mip;
Rect = new RectInt(x, y, width, height);
Payload = new PhysicalTileInfo();
Payload.tileStatus = TileStatus.Uninitialized;
}
public void CreatePage(int quadKey)
{
//不重复生成
rwl.EnterReadLock();
try
{
if (AddressMapping.ContainsKey(quadKey) && AddressMapping[quadKey].tileStatus == TileStatus.Loading)
{
return;
}
}
finally
{
rwl.ExitReadLock();
}
PhysicalTileInfo info = new PhysicalTileInfo();
info.tileStatus = TileStatus.Loading;
rwl.EnterWriteLock();
try
{
info.QuadKey = quadKey;
AddressMapping[quadKey] = info;
tileGenerator.GeneratePageTask(quadKey);
}
finally
{
rwl.ExitWriteLock();
}
}
private void RefreshLookupTable()
{
var pixels = m_LookupTexture.GetRawTextureData <Color32>();
var currentFrame = (byte)Time.frameCount;
foreach (var kv in AddressMapping)
{
PhysicalTileInfo currMapping = kv.Value;
if (currMapping.ActiveFrame != Time.frameCount || currMapping.tileStatus != TileStatus.LoadingComplete)
{
continue;
}
int currMip = getMip(currMapping.QuadKey);
Vector2Int pageXY = getPageXY(currMapping.QuadKey);
int RectLength = mipRectLengthFromMip(currMip);
Color32 c = new Color32((byte)currMapping.TileIndex.x, (byte)currMapping.TileIndex.y, (byte)currMip, currentFrame);
for (int x = pageXY.x; x < pageXY.x + RectLength; x++)
{
for (int y = pageXY.y; y < pageXY.y + RectLength; y++)
{
var id = y * TableSize + x;
if (pixels[id].b > c.b || pixels[id].a != currentFrame)
{
pixels[id] = c;
}
}
}
}
m_LookupTexture.Apply(false);
}
public void RefreshLookupTablePointer()
{
var pixels = m_LookupTexture.GetRawTextureData <Color32>();
var currentFrame = (byte)Time.frameCount;
foreach (var kv in m_Pages)
{
TableNode currNode = kv.Value;
PhysicalTileInfo currMapping = currNode.Payload;
if (currMapping.ActiveFrame != Time.frameCount || currMapping.tileStatus != TileStatus.LoadingComplete)
{
continue;
}
int currMip = currNode.MipLevel;
Color32 c = new Color32((byte)currMapping.TileIndex.x, (byte)currMapping.TileIndex.y, (byte)currMip, currentFrame);
for (int x = currNode.Rect.x; x < currNode.Rect.xMax; x++)
{
for (int y = currNode.Rect.y; y < currNode.Rect.yMax; y++)
{
var id = y * TableSize + x;
if (pixels[id].b > c.b || pixels[id].a != currentFrame)
{
pixels[id] = c;
}
}
}
}
m_LookupTexture.Apply(false);
}
