private static bool IsGridPointMatch(WallRef originWall, WallRef otherWall, float offsetX = 0f, float offsetZ = 0f)
{
const float ProximityThreshold = 0.01f;
var checkPoint = originWall.Position + new Vector3(offsetX, 0f, offsetZ);
return(Vector3.Distance(checkPoint, otherWall.Position) < ProximityThreshold);
}
private GameObject GetPrefab(WallRef wallRef, bool isProjection)
{
if (wallRef.Orientation == WallOrientations.Right || wallRef.Orientation == WallOrientations.Up)
{
return(isProjection ? wallProjectionPrefab : wallPrefab);
}
return(isProjection ? cornerWallProjectionPrefab : cornerWallPrefab);
}
private static void SetWallPositionAndRotation(Transform wall, WallRef wallRef)
{
var pos = wallRef.Position;
float angle = 0f;
switch (wallRef.Orientation)
{
case WallOrientations.Up:
angle = -90f;
break;
case WallOrientations.Right:
break;
case WallOrientations.UpLeft:
angle = -90f;
break;
case WallOrientations.UpRight:
break;
case WallOrientations.DownLeft:
pos += Vector3.forward;
angle = 180f;
break;
case WallOrientations.DownRight:
pos += Vector3.forward;
angle = 90f;
break;
default:
Debug.LogError("invalid orientation: " + wallRef.Orientation);
break;
}
wall.position = pos;
wall.eulerAngles = new Vector3(0f, angle, 0f);
}
private WallRef ResolveProjectedWallType(WallRef wallRef, List <WallRef> existingWalls)
{
var orientation = wallRef.Orientation;
var position = wallRef.Position;
GameObject matchedWall = null;
if (wallRef.Orientation == WallOrientations.Up)
{
var hasMatch = false;
foreach (var w in existingWalls)
{
if (wallsToReplace.Contains(w.Wall))
{
continue;
}
if (w.Orientation != WallOrientations.Right)
{
continue;
}
if (IsGridPointMatch(wallRef, w))
{
if (hasMatch)
{
return(wallRef); // TODO multiple matches are ignored for now
}
hasMatch = true;
matchedWall = w.Wall;
orientation = WallOrientations.UpRight;
}
else if (IsGridPointMatch(wallRef, w, -1))
{
if (hasMatch)
{
return(wallRef);
}
hasMatch = true;
matchedWall = w.Wall;
orientation = WallOrientations.UpLeft;
}
else if (IsGridPointMatch(wallRef, w, 0, 1))
{
if (hasMatch)
{
return(wallRef);
}
hasMatch = true;
matchedWall = w.Wall;
orientation = WallOrientations.DownRight;
}
else if (IsGridPointMatch(wallRef, w, -1, 1))
{
if (hasMatch)
{
return(wallRef);
}
hasMatch = true;
matchedWall = w.Wall;
orientation = WallOrientations.DownLeft;
}
}
}
else if (wallRef.Orientation == WallOrientations.Right)
{
var hasMatch = false;
foreach (var w in existingWalls)
{
if (wallsToReplace.Contains(w.Wall))
{
continue;
}
if (w.Orientation != WallOrientations.Up)
{
continue;
}
if (IsGridPointMatch(wallRef, w))
{
if (hasMatch)
{
return(wallRef); // TODO multiple matches are ignored for now
}
hasMatch = true;
matchedWall = w.Wall;
orientation = WallOrientations.UpRight;
}
else if (IsGridPointMatch(wallRef, w, 1))
{
if (hasMatch)
{
return(wallRef);
}
hasMatch = true;
matchedWall = w.Wall;
position += Vector3.right;
orientation = WallOrientations.UpLeft;
}
else if (IsGridPointMatch(wallRef, w, 0, -1))
{
if (hasMatch)
{
return(wallRef);
}
hasMatch = true;
matchedWall = w.Wall;
position += Vector3.back;
orientation = WallOrientations.DownRight;
}
else if (IsGridPointMatch(wallRef, w, 1, -1))
{
if (hasMatch)
{
return(wallRef);
}
hasMatch = true;
matchedWall = w.Wall;
position += new Vector3(1, 0, -1);
orientation = WallOrientations.DownLeft;
}
}
}
// TODO check projected corner walls
if (matchedWall != null)
{
wallsToReplace.Add(matchedWall);
matchedWall.SetActive(false);
}
wallRef.Position = position;
wallRef.Orientation = orientation;
return(wallRef);
}
private static WallRef GetWallAtPosition(WallRef wallRef, List <WallRef> existingWalls)
{
foreach (var wall in existingWalls)
{
switch (wall.Orientation)
{
case WallOrientations.Up:
if (!IsGridPointMatch(wallRef, wall))
{
continue;
}
if (wallRef.Orientation == WallOrientations.Up)
{
return(wall);
}
break;
case WallOrientations.Right:
if (!IsGridPointMatch(wallRef, wall))
{
continue;
}
if (wallRef.Orientation == WallOrientations.Right)
{
return(wall);
}
break;
case WallOrientations.UpLeft:
if (IsGridPointMatch(wallRef, wall) && wallRef.Orientation == WallOrientations.Up)
{
return(wall);
}
if (IsGridPointMatch(wallRef, wall, 1) && wallRef.Orientation == WallOrientations.Right)
{
return(wall);
}
break;
case WallOrientations.UpRight:
if (IsGridPointMatch(wallRef, wall))
{
return(wall);
}
break;
case WallOrientations.DownLeft:
if (IsGridPointMatch(wallRef, wall, 0, 1) && wallRef.Orientation == WallOrientations.Up)
{
return(wall);
}
if (IsGridPointMatch(wallRef, wall, 1) && wallRef.Orientation == WallOrientations.Right)
{
return(wall);
}
break;
case WallOrientations.DownRight:
if (IsGridPointMatch(wallRef, wall, 0, 1) && wallRef.Orientation == WallOrientations.Up)
{
return(wall);
}
if (IsGridPointMatch(wallRef, wall, -1) && wallRef.Orientation == WallOrientations.Right)
{
return(wall);
}
break;
default:
Debug.LogError("Invalid orientation: " + wall.Orientation);
break;
}
}
return(new WallRef {
Wall = null
});
}