IsaacRoomLayout GenerateEmptyRoomLayout()
{
var layout = new IsaacRoomLayout();
layout.InitializeTiles(isaacConfig.roomWidth, isaacConfig.roomHeight, IsaacRoomTileType.Floor);
return(layout);
}
bool IsWall(int x, int z, IsaacRoomLayout layout)
{
var center = IsaacBuilderUtils.GetTileAt(x, z, layout);
if (center.tileType == IsaacRoomTileType.Floor)
{
return(false);
}
for (int dx = -1; dx <= 1; dx++)
{
for (int dz = -1; dz <= 1; dz++)
{
if (dx == 0 && dz == 0)
{
continue;
}
var cell = IsaacBuilderUtils.GetTileAt(x + dx, z + dz, layout);
if (cell.tileType == IsaacRoomTileType.Floor)
{
// Contains an adjacent floor tile
return(true);
}
}
}
return(false);
}
public override IsaacRoomLayout GenerateLayout(IsaacRoom room, System.Random random, int roomWidth, int roomHeight)
{
var doors = room.doorPositions;
var layout = new IsaacRoomLayout();
layout.InitializeTiles(roomWidth, roomHeight, IsaacRoomTileType.Empty);
if (doors.Count > 1)
{
for (int i = 0; i < doors.Count; i++)
{
for (int j = i + 1; j < doors.Count; j++)
{
var brushSize = random.Range(minBrushSize, maxBrushSize + 1);
ConnectDoors(layout, doors[i], doors[j], brushSize);
}
}
}
else
{
var brushSize = random.Range(minBrushSize, maxBrushSize + 1);
ConnectDoors(layout, doors[0], doors[0], brushSize);
}
return(layout);
}
void PaintTile(IsaacRoomLayout layout, int x, int z, int brushSize, IsaacRoomTileType tileType)
{
// TODO: Implement brush size
var w = layout.Tiles.GetLength(0);
var h = layout.Tiles.GetLength(1);
if (x < 0 || x >= w || z < 0 || z >= h)
{
return;
}
var sx = x - Mathf.FloorToInt(brushSize / 2.0f);
var sz = z - Mathf.FloorToInt(brushSize / 2.0f);
for (int dx = 0; dx < brushSize; dx++)
{
for (int dz = 0; dz < brushSize; dz++)
{
var xx = sx + dx;
var zz = sz + dz;
SetTile(layout, xx, zz, w, h, IsaacRoomTileType.Floor);
}
}
}
void ConnectDoors(IsaacRoomLayout layout, IntVector doorA, IntVector doorB, int brushSize)
{
var minX = Mathf.Min(doorA.x, doorB.x);
var minZ = Mathf.Min(doorA.z, doorB.z);
var maxX = Mathf.Max(doorA.x, doorB.x);
var maxZ = Mathf.Max(doorA.z, doorB.z);
var width = layout.Tiles.GetLength(0);
var height = layout.Tiles.GetLength(1);
minX = Mathf.Clamp(minX, 0, width - 1);
maxX = Mathf.Clamp(maxX, 0, width - 1);
minZ = Mathf.Clamp(minZ, 0, height - 1);
maxZ = Mathf.Clamp(maxZ, 0, height - 1);
for (int x = minX; x <= maxX; x++)
{
var doorZ = Mathf.Clamp(doorA.z, 0, height - 1);
PaintTile(layout, x, doorZ, brushSize, IsaacRoomTileType.Floor);
}
for (int z = minZ; z <= maxZ; z++)
{
var doorX = Mathf.Clamp(doorB.x, 0, width - 1);
PaintTile(layout, doorX, z, brushSize, IsaacRoomTileType.Floor);
}
}
void SetTile(IsaacRoomLayout layout, int x, int z, int width, int height, IsaacRoomTileType tileType)
{
if (x < 0 || x >= width || z < 0 || z >= height)
{
return;
}
layout.Tiles[x, z].tileType = tileType;
}
public static IsaacRoomTile GetTileAt(int x, int z, IsaacRoomLayout layout)
{
if (x < 0 || x >= layout.Tiles.GetLength(0) || z < 0 || z >= layout.Tiles.GetLength(1))
{
var invalidTile = new IsaacRoomTile();
invalidTile.tileType = IsaacRoomTileType.Empty;
return(invalidTile);
}
return(layout.Tiles[x, z]);
}