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OpenSim.Modules.PathFinding
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remove nodes and use bitmap

master
Christopher Latza 2020-06-11 12:24:03 +02:00
parent fc2c870e05
commit 28df1f23d0
1 changed files with 9 additions and 101 deletions
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110
src/PathFinder.cs
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@ -12,32 +12,27 @@ namespace OpenSim.Modules.PathFinding
{ {
class PathFinder class PathFinder
{ {
private List<NodeInfo> m_nodes = new List<NodeInfo>();
private UUID m_requestID = UUID.Zero; private UUID m_requestID = UUID.Zero;
private Scene m_scene = null; private Scene m_scene = null;
private Bitmap m_bitmap = null;
public PathFinder(UUID requestID, Scene localScene) public PathFinder(UUID requestID, Scene localScene)
{ {
m_requestID = requestID; m_requestID = requestID;
m_scene = localScene; m_scene = localScene;
m_bitmap = new Bitmap((int)m_scene.RegionInfo.RegionSizeX, (int)m_scene.RegionInfo.RegionSizeY);
} }
public void preparePathFindingScene(bool terrain) public void preparePathFindingScene(bool terrain)
{ {
generateEmptryNodeGrid(new Vector2((int)m_scene.RegionInfo.RegionSizeX, (int)m_scene.RegionInfo.RegionSizeY)); convertRegionToBitmap(terrain);
convertRegionToNodeList(terrain);
saveDebugImageToDisc(); saveDebugImageToDisc();
} }
public void generatePath(Vector2 start, Vector2 target) private void convertRegionToBitmap(bool terrain)
{
}
private void convertRegionToNodeList(bool terrain)
{ {
if (terrain == true) if (terrain == true)
{ {
@ -49,109 +44,22 @@ namespace OpenSim.Modules.PathFinding
//Block the position then water is on this place. //Block the position then water is on this place.
if (baseheight <= m_scene.RegionInfo.RegionSettings.WaterHeight) if (baseheight <= m_scene.RegionInfo.RegionSettings.WaterHeight)
setNoteBlocked(new Vector2(X, Y), true); m_bitmap.SetPixel(X, Y, Color.Black);
//Allow all positions they have terrain over the water height. //Allow all positions they have terrain over the water height.
if (baseheight > m_scene.RegionInfo.RegionSettings.WaterHeight) if (baseheight > m_scene.RegionInfo.RegionSettings.WaterHeight)
setNoteBlocked(new Vector2(X, Y), false); m_bitmap.SetPixel(X, Y, Color.White);
} }
} }
} }
Bitmap _objectData = new Bitmap((int)m_scene.RegionInfo.RegionSizeX, (int)m_scene.RegionInfo.RegionSizeY); PathFindingSceneGenerator.DrawObjectVolume(m_scene, ref m_bitmap);
PathFindingSceneGenerator.DrawObjectVolume(m_scene, ref _objectData);
convertBitmapToNodeList(ref _objectData);
} }
private void setNoteBlocked(Vector2 position, bool state)
{
NodeInfo _infoNode = m_nodes.Find(X => X.Position.X.Equals(position.X) && X.Position.Y.Equals(position.Y));
if(_infoNode != null)
{
_infoNode.Blocked = state;
}
else
{
Console.WriteLine("setNoteBlocked: Cant find Node at " + position.ToString());
}
}
private bool getNoteBlocked(Vector2 position)
{
NodeInfo _infoNode = m_nodes.Find(X => X.Position.X.Equals(position.X) && X.Position.Y.Equals(position.Y));
if (_infoNode != null)
{
return _infoNode.Blocked;
}
else
{
Console.WriteLine("getNoteBlocked: Cant find Node at " + position.ToString());
}
return false;
}
private void generateEmptryNodeGrid(Vector2 size)
{
for (int X = 0; X <= size.X; X++)
{
for (int Y = 0; Y <= size.Y; Y++)
{
m_nodes.Add(new NodeInfo(new Vector2(X, Y)));
}
}
}
private void convertBitmapToNodeList(ref Bitmap bitmap)
{
for (int X = 0; X < bitmap.Width; X++)
{
for (int Y = 0; Y < bitmap.Height; Y++)
{
Color _pixelColor = bitmap.GetPixel(X, Y);
Console.WriteLine("convertBitmapToNodeList: X:"+X+" Y:"+Y+" COLOR:" + _pixelColor.R +";" + _pixelColor.G + ";" + _pixelColor.B);
bool blocking = true;
if (_pixelColor.R == 255)
blocking = false;
setNoteBlocked(new Vector2(X, Y), false);
}
}
}
private Bitmap convertNodeListToBitmap()
{
Bitmap _bitmap = new Bitmap((int)m_scene.RegionInfo.RegionSizeX, (int)m_scene.RegionInfo.RegionSizeY);
for (int X = 0; X < _bitmap.Width; X++)
{
for (int Y = 0; Y < _bitmap.Height; Y++)
{
bool _nodeState = getNoteBlocked(new Vector2(X, Y));
if(_nodeState == true)
{
_bitmap.SetPixel(X, Y, Color.Black);
}
else
{
_bitmap.SetPixel(X, Y, Color.White);
}
}
}
return _bitmap;
}
private void saveDebugImageToDisc() private void saveDebugImageToDisc()
{ {
Bitmap _bitmap = convertNodeListToBitmap(); m_bitmap.Save(m_requestID + ".png", ImageFormat.Png);
_bitmap.Save(m_requestID + ".png", ImageFormat.Png);
} }
} }
} }