public override void ActionPerform()
{
terrain = Map.Terrain;
painter = Map.Painter;
resultTiles = null;
resultDirection = TileUtil.None;
//apply centre brushes
if (!terrain.Tiles[PosNum.X, PosNum.Y].Terrain_IsCliff)
{
for (var brushNum = 0; brushNum <= painter.TerrainCount - 1; brushNum++)
{
terrainInner = painter.Terrains[brushNum];
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//i i i i
resultTiles = terrainInner.Tiles;
resultDirection = TileUtil.None;
}
}
}
}
}
}
//apply transition brushes
if (!terrain.Tiles[PosNum.X, PosNum.Y].Terrain_IsCliff)
{
for (var brushNum = 0; brushNum <= painter.TransitionBrushCount - 1; brushNum++)
{
terrainInner = painter.TransitionBrushes[brushNum].TerrainInner;
terrainOuter = painter.TransitionBrushes[brushNum].TerrainOuter;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//i i i i
//nothing to do here
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//i i i o
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerIn;
resultDirection = TileUtil.BottomRight;
break;
}
}
else if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//i i o i
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerIn;
resultDirection = TileUtil.BottomLeft;
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//i i o o
resultTiles = painter.TransitionBrushes[brushNum].TilesStraight;
resultDirection = TileUtil.Bottom;
break;
}
}
}
else if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter)
{
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//i o i i
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerIn;
resultDirection = TileUtil.TopRight;
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//i o i o
resultTiles = painter.TransitionBrushes[brushNum].TilesStraight;
resultDirection = TileUtil.Right;
break;
}
}
else if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//i o o i
resultTiles = null;
resultDirection = TileUtil.None;
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//i o o o
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerOut;
resultDirection = TileUtil.BottomRight;
break;
}
}
}
}
else if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//o i i i
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerIn;
resultDirection = TileUtil.TopLeft;
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//o i i o
resultTiles = null;
resultDirection = TileUtil.None;
break;
}
}
else if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//o i o i
resultTiles = painter.TransitionBrushes[brushNum].TilesStraight;
resultDirection = TileUtil.Left;
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//o i o o
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerOut;
resultDirection = TileUtil.BottomLeft;
break;
}
}
}
else if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter)
{
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//o o i i
resultTiles = painter.TransitionBrushes[brushNum].TilesStraight;
resultDirection = TileUtil.Top;
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//o o i o
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerOut;
resultDirection = TileUtil.TopRight;
break;
}
}
else if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
//o o o i
resultTiles = painter.TransitionBrushes[brushNum].TilesCornerOut;
resultDirection = TileUtil.TopLeft;
break;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
//o o o o
//nothing to do here
break;
}
}
}
}
}
}
//set cliff tiles
if (terrain.Tiles[PosNum.X, PosNum.Y].Tri)
{
if (terrain.Tiles[PosNum.X, PosNum.Y].TriTopLeftIsCliff)
{
if (terrain.Tiles[PosNum.X, PosNum.Y].TriBottomRightIsCliff)
{
var brushNum = 0;
for (brushNum = 0; brushNum <= painter.CliffBrushCount - 1; brushNum++)
{
terrainInner = painter.CliffBrushes[brushNum].Terrain_Inner;
terrainOuter = painter.CliffBrushes[brushNum].Terrain_Outer;
if (terrainInner == terrainOuter)
{
var a = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (a >= 3)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = terrain.Tiles[PosNum.X, PosNum.Y].DownSide;
break;
}
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner && terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner || terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Bottom;
break;
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Left;
break;
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Top;
break;
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner &&
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner ||
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Right;
break;
}
}
if (brushNum == painter.CliffBrushCount)
{
resultTiles = null;
resultDirection = TileUtil.None;
}
}
else
{
var brushNum = 0;
for (brushNum = 0; brushNum <= painter.CliffBrushCount - 1; brushNum++)
{
terrainInner = painter.CliffBrushes[brushNum].Terrain_Inner;
terrainOuter = painter.CliffBrushes[brushNum].Terrain_Outer;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter)
{
var a = 0;
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (a >= 2)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Corner_In;
resultDirection = TileUtil.TopLeft;
break;
}
}
else if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
var A = 0;
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter)
{
A++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
A++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
A++;
}
if (A >= 2)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Corner_Out;
resultDirection = TileUtil.BottomRight;
break;
}
}
}
if (brushNum == painter.CliffBrushCount)
{
resultTiles = null;
resultDirection = TileUtil.None;
}
}
}
else if (terrain.Tiles[PosNum.X, PosNum.Y].TriBottomRightIsCliff)
{
var brushNum = 0;
for (brushNum = 0; brushNum <= painter.CliffBrushCount - 1; brushNum++)
{
terrainInner = painter.CliffBrushes[brushNum].Terrain_Inner;
terrainOuter = painter.CliffBrushes[brushNum].Terrain_Outer;
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
var a = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (a >= 2)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Corner_In;
resultDirection = TileUtil.BottomRight;
break;
}
}
else if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
var a = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter)
{
a++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
a++;
}
if (a >= 2)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Corner_Out;
resultDirection = TileUtil.TopLeft;
break;
}
}
}
if (brushNum == painter.CliffBrushCount)
{
resultTiles = null;
resultDirection = TileUtil.None;
}
}
}
else
{
//default tri orientation
if (terrain.Tiles[PosNum.X, PosNum.Y].TriTopRightIsCliff)
{
if (terrain.Tiles[PosNum.X, PosNum.Y].TriBottomLeftIsCliff)
{
var brushNum = 0;
for (brushNum = 0; brushNum <= painter.CliffBrushCount - 1; brushNum++)
{
terrainInner = painter.CliffBrushes[brushNum].Terrain_Inner;
terrainOuter = painter.CliffBrushes[brushNum].Terrain_Outer;
if (terrainInner == terrainOuter)
{
var a = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (a >= 3)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = terrain.Tiles[PosNum.X, PosNum.Y].DownSide;
break;
}
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner && terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner || terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Bottom;
break;
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Left;
break;
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter) &&
(terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Top;
break;
}
if (((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner &&
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter ||
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)) ||
((terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner ||
terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner) &&
(terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter &&
terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)))
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Straight;
resultDirection = TileUtil.Right;
break;
}
}
if (brushNum == painter.CliffBrushCount)
{
resultTiles = null;
resultDirection = TileUtil.None;
}
}
else
{
var brushNum = 0;
for (brushNum = 0; brushNum <= painter.CliffBrushCount - 1; brushNum++)
{
terrainInner = painter.CliffBrushes[brushNum].Terrain_Inner;
terrainOuter = painter.CliffBrushes[brushNum].Terrain_Outer;
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter)
{
var a = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
a++;
}
if (a >= 2)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Corner_In;
resultDirection = TileUtil.TopRight;
break;
}
}
else if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
var a = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter)
{
a++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
a++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
a++;
}
if (a >= 2)
{
resultTiles = painter.CliffBrushes[brushNum].Tiles_Corner_Out;
resultDirection = TileUtil.BottomLeft;
break;
}
}
}
if (brushNum == painter.CliffBrushCount)
{
resultTiles = null;
resultDirection = TileUtil.None;
}
}
}
else if (terrain.Tiles[PosNum.X, PosNum.Y].TriBottomLeftIsCliff)
{
var BrushNum = 0;
for (BrushNum = 0; BrushNum <= painter.CliffBrushCount - 1; BrushNum++)
{
terrainInner = painter.CliffBrushes[BrushNum].Terrain_Inner;
terrainOuter = painter.CliffBrushes[BrushNum].Terrain_Outer;
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
var A = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainInner)
{
A++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainInner)
{
A++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainInner)
{
A++;
}
if (A >= 2)
{
resultTiles = painter.CliffBrushes[BrushNum].Tiles_Corner_In;
resultDirection = TileUtil.BottomLeft;
break;
}
}
else if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainInner)
{
var A = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter)
{
A++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter)
{
A++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
A++;
}
if (A >= 2)
{
resultTiles = painter.CliffBrushes[BrushNum].Tiles_Corner_Out;
resultDirection = TileUtil.TopRight;
break;
}
}
}
if (BrushNum == painter.CliffBrushCount)
{
resultTiles = null;
resultDirection = TileUtil.None;
}
}
}
//apply roads
road = null;
if (terrain.SideH[PosNum.X, PosNum.Y].Road != null)
{
road = terrain.SideH[PosNum.X, PosNum.Y].Road;
}
else if (terrain.SideH[PosNum.X, PosNum.Y + 1].Road != null)
{
road = terrain.SideH[PosNum.X, PosNum.Y + 1].Road;
}
else if (terrain.SideV[PosNum.X + 1, PosNum.Y].Road != null)
{
road = terrain.SideV[PosNum.X + 1, PosNum.Y].Road;
}
else if (terrain.SideV[PosNum.X, PosNum.Y].Road != null)
{
road = terrain.SideV[PosNum.X, PosNum.Y].Road;
}
if (road != null)
{
var BrushNum = 0;
for (BrushNum = 0; BrushNum <= painter.RoadBrushCount - 1; BrushNum++)
{
if (painter.RoadBrushes[BrushNum].Road == road)
{
terrainOuter = painter.RoadBrushes[BrushNum].Terrain;
var A = 0;
if (terrain.Vertices[PosNum.X, PosNum.Y].Terrain == terrainOuter)
{
A++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y].Terrain == terrainOuter)
{
A++;
}
if (terrain.Vertices[PosNum.X, PosNum.Y + 1].Terrain == terrainOuter)
{
A++;
}
if (terrain.Vertices[PosNum.X + 1, PosNum.Y + 1].Terrain == terrainOuter)
{
A++;
}
if (A >= 2)
{
break;
}
}
}
resultTiles = null;
resultDirection = TileUtil.None;
if (BrushNum < painter.RoadBrushCount)
{
roadTop = terrain.SideH[PosNum.X, PosNum.Y].Road == road;
roadLeft = terrain.SideV[PosNum.X, PosNum.Y].Road == road;
roadRight = terrain.SideV[PosNum.X + 1, PosNum.Y].Road == road;
roadBottom = terrain.SideH[PosNum.X, PosNum.Y + 1].Road == road;
//do cross intersection
if (roadTop && roadLeft && roadRight && roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_CrossIntersection;
resultDirection = TileUtil.None;
//do T intersection
}
else if (roadTop && roadLeft && roadRight)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_TIntersection;
resultDirection = TileUtil.Top;
}
else if (roadTop && roadLeft && roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_TIntersection;
resultDirection = TileUtil.Left;
}
else if (roadTop && roadRight && roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_TIntersection;
resultDirection = TileUtil.Right;
}
else if (roadLeft && roadRight && roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_TIntersection;
resultDirection = TileUtil.Bottom;
//do straight
}
else if (roadTop && roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_Straight;
if (App.Random.Next() >= 0.5F)
{
resultDirection = TileUtil.Top;
}
else
{
resultDirection = TileUtil.Bottom;
}
}
else if (roadLeft && roadRight)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_Straight;
if (App.Random.Next() >= 0.5F)
{
resultDirection = TileUtil.Left;
}
else
{
resultDirection = TileUtil.Right;
}
//do corner
}
else if (roadTop && roadLeft)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_Corner_In;
resultDirection = TileUtil.TopLeft;
}
else if (roadTop && roadRight)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_Corner_In;
resultDirection = TileUtil.TopRight;
}
else if (roadLeft && roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_Corner_In;
resultDirection = TileUtil.BottomLeft;
}
else if (roadRight && roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_Corner_In;
resultDirection = TileUtil.BottomRight;
//do end
}
else if (roadTop)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_End;
resultDirection = TileUtil.Top;
}
else if (roadLeft)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_End;
resultDirection = TileUtil.Left;
}
else if (roadRight)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_End;
resultDirection = TileUtil.Right;
}
else if (roadBottom)
{
resultTiles = painter.RoadBrushes[BrushNum].Tile_End;
resultDirection = TileUtil.Bottom;
}
}
}
if (resultTiles == null)
{
resultTexture.TextureNum = -1;
resultTexture.Direction = TileUtil.None;
}
else
{
resultTexture = resultTiles.GetRandom();
}
if (resultTexture.TextureNum < 0)
{
if (MakeInvalidTiles)
{
terrain.Tiles[PosNum.X, PosNum.Y].Texture = TileUtil.OrientateTile(ref resultTexture, resultDirection);
}
}
else
{
terrain.Tiles[PosNum.X, PosNum.Y].Texture = TileUtil.OrientateTile(ref resultTexture, resultDirection);
}
Map.SectorGraphicsChanges.TileChanged(PosNum);
Map.SectorTerrainUndoChanges.TileChanged(PosNum);
}