/// <summary>
/// Places a worldobject at a position with a direction
/// </summary>
/// <param name="worldObject">worldobject</param>
/// <param name="position">position</param>
/// <param name="wallNormal">direction</param>
public void Place(WorldObject worldObject, Vector3 position, Vector3 wallNormal)
{
BootStrapper.EnvironmentManager.CurrentEnvironment.Place(worldObject, position);
worldObject.InitialWallNormal = wallNormal;
worldObject.LookTowardsNormal(wallNormal);
BarPlacement.RecalcBars();
StagePlacement.RecalcStages();
}
/// <summary>
/// <para>Returns an int[4] representing the four sides of <paramref name="obj"/></para>
/// <para>Each number represents if that side is blocked by another WorldObject</para>
/// <para>[0]: if 1, then left of <paramref name="obj"/> is blocked</para>
/// <para>[1]: if 1, then right of <paramref name="obj"/> is blocked</para>
/// <para>[2]: if 1, then up of <paramref name="obj"/> is blocked</para>
/// <para>[3]: if 1, then down of <paramref name="obj"/> is blocked</para>
/// </summary>
/// <param name="obj">The WorldObject you wish to see has blocked sides</param>
/// <returns>int[4] representing which directions are blocked by other WorldObjects</returns>
private static int[] directionsBlocked(WorldObject obj)
{
Vector3 position = obj.GameObject.transform.position;
Vector3 offsetX = new Vector3(obj.Size.x/2 + WhiskerDepth, 0, 0);
Vector3 offsetZ = new Vector3(0, 0, obj.Size.z/2 + WhiskerDepth);
int[] directionsBlocked = new int[4];
directionsBlocked[0] = IsSpaceAlreadyOccupied(position - offsetX);
directionsBlocked[1] = IsSpaceAlreadyOccupied(position + offsetX);
directionsBlocked[2] = IsSpaceAlreadyOccupied(position - offsetZ);
directionsBlocked[3] = IsSpaceAlreadyOccupied(position + offsetZ);
return directionsBlocked;
}
/// <summary>
/// Places a few worldobjects in a line
/// </summary>
/// <param name="start">The placement start point</param>
/// <param name="end">The placement end point</param>
/// <param name="wallNormal">the direction</param>
/// <param name="objectName">the object to place</param>
/// <returns>list of placed worldobjects</returns>
public WorldObject[] PlaceLine(Vector3 start, Vector3 end, Vector3 wallNormal, String objectName)
{
Vector3 step;
var xDiff = start.x - end.x;
var zDiff = start.z - end.z;
int largerDiff;
if (Mathf.Abs(xDiff) > Mathf.Abs(zDiff)) {
step = new Vector3(-Mathf.Sign(xDiff), 0, 0);
largerDiff = (int)Mathf.Abs(xDiff);
} else {
step = new Vector3(0, 0, -Mathf.Sign(zDiff));
largerDiff = (int)Mathf.Abs(zDiff);
}
Vector3 position = start;
WorldObject[] createdWorldObjects = new WorldObject[largerDiff + 1];
for (int i = 0; i <= largerDiff; i++) {
var currentWorldObject = WorldObject.DetermineObject(objectName);
createdWorldObjects[i] = currentWorldObject;
currentWorldObject.AdjustSizing(wallNormal);
Place(currentWorldObject, position, wallNormal);
position += step;
}
return createdWorldObjects;
}
/// <summary>
/// Stores relevant information about a particular worldObject to save it to a file
/// </summary>
/// <param name="worldObject">the object to save</param>
public void SaveWorldObject(WorldObject worldObject)
{
saveableItems.Add(new WorldObjectBuildInfo(worldObject));
}
/// <summary>
/// Places a worldobject at a position with a direction
/// </summary>
/// <param name="worldObject">worldobject</param>
/// <param name="position">position</param>
public void Place(WorldObject worldObject, Vector3 position)
{
BootStrapper.EnvironmentManager.CurrentEnvironment.Place(worldObject, position);
BarPlacement.RecalcBars();
StagePlacement.RecalcStages();
}
/// <summary>
/// Sees if the cursor is over a wall and if a worldobject is placeable on it
/// </summary>
/// <param name="normal">normal</param>
/// <param name="position">position</param>
/// <param name="cursor">object to place</param>
/// <returns>true if placement possible</returns>
public bool WallPlacement(out Vector3 normal, out Vector3 position, WorldObject cursor)
{
//is the cursor over a wall
RaycastHit hit;
GameObject gameObject;
if (UserWorldBuilder.Raycast(out hit, out gameObject)) {
if (gameObject.name.Contains(Wall.IdentifierStatic)) {
Vector3 firstWallPosition = hit.transform.position;
normal = hit.normal;
if (normal.y == 0) { //only wall sides, not the tops
//perpendicular vector to normal (right vector from point of view of normal)
Vector3 crossRight = Vector3.Cross(Vector3.up, normal).normalized;
cursor.LookTowardsNormal(normal);
float requiredWidth = cursor.Size.x;
Vector3 leftMostWall = firstWallPosition;
Vector3 rightMostWall = firstWallPosition;
//Scans and checks existance of walls left and right of the selected wall
int count = 1;
Vector3 scanPosition = firstWallPosition;
for (int i = 0; i < requiredWidth - 1; i++) {
if (count >= requiredWidth) break;
scanPosition += crossRight;
if (
BootStrapper.EnvironmentManager.CurrentEnvironment.World.PointAlreadyOccupied(
scanPosition)) {
count++;
rightMostWall = scanPosition;
} else {
scanPosition = firstWallPosition;
for (int j = 0; j < requiredWidth - 1; j++) {
if (count >= requiredWidth) break;
scanPosition -= crossRight;
if (
BootStrapper.EnvironmentManager.CurrentEnvironment.World
.PointAlreadyOccupied(scanPosition)) {
count++;
leftMostWall = scanPosition;
} else {
break;
}
}
break;
}
}
//if walls are sufficiently wide, then calculate position of wall placed world object
if (count >= requiredWidth) {
Vector3 centerWall = (leftMostWall + rightMostWall) / 2;
Vector3 requiredDepth = normal * (cursor.Size.z / 2);
Vector3 wallOffset = normal * (Wall.SizeStatic.z / 2);
position = centerWall + requiredDepth + wallOffset;
return true;
}
}
}
}
position = Vector3.zero;
normal = Vector3.zero;
return false;
}
/// <summary>
/// Places the <paramref name="worldObject"/> at <paramref name="position"/>
/// </summary>
/// <param name="worldObject">the object to place</param>
/// <param name="position">the position to place it</param>
public void Place(WorldObject worldObject, Vector3 position)
{
Vector3 location;
if (worldObject.GridPlaceable) {
location = PositionToGridLocation(position, worldObject.Size);
} else {
location = PositionToLocation(position, worldObject.Size);
}
World.AddObject(WorldObject.Initialise(worldObject, location, Vector3.zero));
}
/// <summary>
/// Gets the Quaternion result of rotating from <paramref name="obj"/>'s current rotation to the angle of <paramref name="yVal"/>
/// </summary>
/// <param name="obj">The Object to rotate</param>
/// <param name="yVal">The angle to rotate to</param>
/// <returns>The angle to rotate by</returns>
private static Quaternion rotateToY(WorldObject obj, int yVal)
{
return Quaternion.Euler(obj.GameObject.transform.rotation.eulerAngles.x, yVal,
obj.GameObject.transform.rotation.eulerAngles.z);
}
/// <summary>
/// Initialise the game object into the environment
/// </summary>
/// <param name="worldObject">The world object to initialise</param>
/// <param name="position">Position within the environment</param>
/// <param name="wallNormal">The facing direction</param>
/// <returns>Initialised WorldObject</returns>
public static WorldObject Initialise(WorldObject worldObject, Vector3 position, Vector3 wallNormal)
{
worldObject.InitialWallNormal = Vector3.zero;
worldObject.GameObject = (GameObject)BootStrapper.Initialise(
worldObject.Identifier,
position + worldObject.InitialPositionOffSet,
worldObject.InitialRotationOffSet
);
return worldObject;
}
/// <summary>
/// Basic withinbounds checker, simple AABB collision detection
/// </summary>
/// <param name="worldObject">Another world object</param>
/// <returns>If <paramref name="worldObject"/> is overlapping</returns>
public bool WithinBounds(WorldObject worldObject)
{
Vector3 position = GameObject.transform.position;
Vector3 halfSize = this.Size / 2;
Vector3 otherPosition = worldObject.GameObject.transform.position;
Vector3 otherHalfSize = worldObject.Size / 2;
var xDifference = Mathf.Abs(position.x - otherPosition.x);
var zDifference = Mathf.Abs(position.z - otherPosition.z);
var halfWidthSum = halfSize.x + otherHalfSize.x;
var halfLengthSum = halfSize.z + otherHalfSize.z;
return (xDifference < halfWidthSum) && (zDifference < halfLengthSum); //AABB
}
/// <summary>
/// Sets the current placement object
/// </summary>
/// <param name="objectName">new placement object</param>
/// <param name="groundPosition">current ground position</param>
public void SetPlacementObject(string objectName, Vector3 groundPosition)
{
currentItem = objectName;
DestroyCursors();
primaryCursor = NewCursor(WorldObject.DetermineObject(objectName), groundPosition);
}
/// <summary>
/// Sets a cursor material to green
/// </summary>
/// <param name="cursor">cursor</param>
private void SetCursorValid(WorldObject cursor)
{
cursor.GameObject.GetComponent<Renderer>().material = cursorMaterial;
}
/// <summary>
/// Sets height of cursor
/// </summary>
/// <param name="cursor">cursor</param>
private void SetCursorHeight(WorldObject cursor)
{
var position = cursor.GameObject.transform.position;
cursor.GameObject.transform.position = new Vector3(position.x, cursor.CursorHeight.y, position.z);
}
/// <summary>
/// Creates a new cursor with the given worldobject
/// </summary>
/// <param name="worldObject">the world object the cursor should look like</param>
/// <param name="groundPosition">the position of the cursor</param>
/// <returns>the new cursor object</returns>
private WorldObject NewCursor(WorldObject worldObject, Vector3 groundPosition)
{
var cursor = WorldObject.Initialise(worldObject, groundPosition, Vector3.zero);
SetCursorValid(cursor);
Collider collider = cursor.GameObject.GetComponent<Collider>();
if (collider != null) collider.enabled = false;
return cursor;
}
/// <summary>
/// updates ghost cursor
/// </summary>
/// <param name="groundPosition">current ground position</param>
public void UpdateSecondaryCursor(Vector3 groundPosition)
{
//secondary cursor for drag to place
secondCursor = NewCursor(WorldObject.DetermineObject(currentItem), groundPosition);
Vector3 mousePosition = groundPosition;
Vector3 secondCursorPosition;
var xDiff = startPlacement.x - mousePosition.x;
var zDiff = startPlacement.z - mousePosition.z;
if (Mathf.Abs(xDiff) > Mathf.Abs(zDiff)) {
secondCursorPosition = startPlacement + new Vector3(-xDiff, 0, 0);
}
else {
secondCursorPosition = startPlacement + new Vector3(0, 0, -zDiff);
}
secondCursor.GameObject.transform.position =
Environment.Environment.PositionToLocation(secondCursorPosition,
primaryCursor.Size);
SetCursorHeight(secondCursor);
secondCursor.GameObject.transform.rotation = primaryCursor.GameObject.transform.rotation;
if (!primaryCursor.GridPlaceable) { // wall placement
Vector3 position;
Vector3 normal;
if (worldBuilderPlacement.WallPlacement(out normal, out position, primaryCursor)) {
secondCursor.LookTowardsNormal(normal);
SetCursorValid(secondCursor);
} else {
SetCursorInvalid(secondCursor);
}
}
}
