private void UpdateDisruptions(Vector2 pingSource, float worldPingRadius, float worldPrevPingRadius)
{
float worldPingRadiusSqr = worldPingRadius * worldPingRadius;
float worldPrevPingRadiusSqr = worldPrevPingRadius * worldPrevPingRadius;
disruptedDirections.Clear();
if (Level.Loaded == null)
{
return;
}
foreach (LevelObject levelObject in Level.Loaded.LevelObjectManager.GetAllObjects(pingSource, range * pingState))
{
if (levelObject.ActivePrefab?.SonarDisruption <= 0.0f)
{
continue;
}
float disruptionStrength = levelObject.ActivePrefab.SonarDisruption;
Vector2 disruptionPos = new Vector2(levelObject.Position.X, levelObject.Position.Y);
float disruptionDist = Vector2.Distance(pingSource, disruptionPos);
disruptedDirections.Add(new Pair <Vector2, float>((disruptionPos - pingSource) / disruptionDist, disruptionStrength));
if (disruptionDist > worldPrevPingRadius && disruptionDist <= worldPingRadius)
{
for (int i = 0; i < disruptionStrength * Level.GridCellSize * 0.02f; i++)
{
var blip = new SonarBlip(disruptionPos + Rand.Vector(Rand.Range(0.0f, Level.GridCellSize * 4 * disruptionStrength)), MathHelper.Lerp(1.0f, 1.5f, disruptionStrength), Rand.Range(1.0f, 2.0f + disruptionStrength));
sonarBlips.Add(blip);
}
}
}
}
private bool CheckBlipVisibility(SonarBlip blip, Vector2 transducerPos)
{
Vector2 pos = (blip.Position - transducerPos) * displayScale * zoom;
pos.Y = -pos.Y;
float posDistSqr = pos.LengthSquared();
if (posDistSqr > DisplayRadius * DisplayRadius)
{
blip.FadeTimer = 0.0f;
return(false);
}
Vector2 dir = pos / (float)Math.Sqrt(posDistSqr);
if (isLastPingDirectional)
{
if (Vector2.Dot(lastPingDirection, dir) < DirectionalPingDotProduct)
{
blip.FadeTimer = 0.0f;
return(false);
}
}
return(true);
}
private void UpdateDisruptions(Vector2 pingSource, float worldPingRadius, float worldPrevPingRadius)
{
float worldPingRadiusSqr = worldPingRadius * worldPingRadius;
float worldPrevPingRadiusSqr = worldPrevPingRadius * worldPrevPingRadius;
disruptedDirections.Clear();
float searchRadius = Math.Min(range, worldPingRadius * 2);
for (float x = pingSource.X - searchRadius; x < pingSource.X + searchRadius; x += Level.GridCellSize)
{
for (float y = pingSource.Y - searchRadius; y < pingSource.Y + searchRadius; y += Level.GridCellSize)
{
Vector2 disruptionPos = new Vector2(
MathUtils.RoundTowardsClosest(x, Level.GridCellSize) + Level.GridCellSize / 2,
MathUtils.RoundTowardsClosest(y, Level.GridCellSize) + Level.GridCellSize / 2);
float disruptionStrength = Level.Loaded.GetSonarDisruptionStrength(disruptionPos);
if (disruptionStrength > 0.0f)
{
float disruptionDist = Vector2.Distance(pingSource, disruptionPos);
disruptedDirections.Add(new Pair <Vector2, float>((disruptionPos - pingSource) / disruptionDist, disruptionStrength));
if (disruptionDist > worldPrevPingRadius && disruptionDist <= worldPingRadius)
{
for (int i = 0; i < disruptionStrength * Level.GridCellSize * 0.02f; i++)
{
var blip = new SonarBlip(disruptionPos + Rand.Vector(Rand.Range(0.0f, Level.GridCellSize * 4 * disruptionStrength)), MathHelper.Lerp(1.0f, 1.5f, disruptionStrength), Rand.Range(1.0f, 2.0f + disruptionStrength));
sonarBlips.Add(blip);
}
}
}
}
}
}
private void DrawBlip(SpriteBatch spriteBatch, SonarBlip blip, Vector2 transducerPos, Vector2 center, float strength)
{
strength = MathHelper.Clamp(strength, 0.0f, 1.0f);
float distort = 1.0f - item.Condition / 100.0f;
Vector2 pos = (blip.Position - transducerPos) * displayScale * zoom;
pos.Y = -pos.Y;
if (Rand.Range(0.5f, 2.0f) < distort)
{
pos.X = -pos.X;
}
if (Rand.Range(0.5f, 2.0f) < distort)
{
pos.Y = -pos.Y;
}
float posDistSqr = pos.LengthSquared();
if (posDistSqr > DisplayRadius * DisplayRadius)
{
blip.FadeTimer = 0.0f;
return;
}
if (sonarBlip == null)
{
GUI.DrawRectangle(spriteBatch, center + pos, Vector2.One * 4, Color.Magenta, true);
return;
}
Vector2 dir = pos / (float)Math.Sqrt(posDistSqr);
Vector2 normal = new Vector2(dir.Y, -dir.X);
float scale = (strength + 3.0f) * blip.Scale * zoomSqrt;
Color color = ToolBox.GradientLerp(strength, blipColorGradient);
sonarBlip.Draw(spriteBatch, center + pos, color, sonarBlip.Origin, blip.Rotation ?? MathUtils.VectorToAngle(pos),
blip.Size * scale * 0.04f, SpriteEffects.None, 0);
pos += Rand.Range(0.0f, 1.0f) * dir + Rand.Range(-scale, scale) * normal;
sonarBlip.Draw(spriteBatch, center + pos, color * 0.5f, sonarBlip.Origin, 0, scale * 0.08f, SpriteEffects.None, 0);
}
private void CreateBlipsForLine(Vector2 point1, Vector2 point2, Vector2 transducerPos, float pingRadius, float prevPingRadius,
float lineStep, float zStep, float range, float pingStrength, bool passive)
{
lineStep /= zoom;
zStep /= zoom;
range *= displayScale;
float length = (point1 - point2).Length();
Vector2 lineDir = (point2 - point1) / length;
for (float x = 0; x < length; x += lineStep * Rand.Range(0.8f, 1.2f))
{
Vector2 point = point1 + lineDir * x;
//point += cell.Translation;
Vector2 pointDiff = point - transducerPos;
float pointDist = pointDiff.Length();
float displayPointDist = pointDist * displayScale;
if (displayPointDist > DisplayRadius)
{
continue;
}
if (displayPointDist < prevPingRadius || displayPointDist > pingRadius)
{
continue;
}
bool disrupted = false;
foreach (Pair <Vector2, float> disruptDir in disruptedDirections)
{
float dot = Vector2.Dot(pointDiff / pointDist, disruptDir.First);
if (dot > 1.0f - disruptDir.Second)
{
disrupted = true;
break;
}
}
if (disrupted)
{
continue;
}
float alpha = pingStrength * Rand.Range(1.5f, 2.0f);
for (float z = 0; z < DisplayRadius - displayPointDist; z += zStep)
{
Vector2 pos = point + Rand.Vector(150.0f / zoom) + Vector2.Normalize(point - item.WorldPosition) * z / displayScale;
float fadeTimer = alpha * (1.0f - displayPointDist / range);
int minDist = (int)(200 / zoom);
sonarBlips.RemoveAll(b => b.FadeTimer < fadeTimer && Math.Abs(pos.X - b.Position.X) < minDist && Math.Abs(pos.Y - b.Position.Y) < minDist);
var blip = new SonarBlip(pos, fadeTimer, 1.0f + ((displayPointDist + z) / DisplayRadius));
if (!passive && !CheckBlipVisibility(blip, transducerPos))
{
continue;
}
sonarBlips.Add(blip);
zStep += 0.5f / zoom;
if (z == 0)
{
alpha = Math.Min(alpha - 0.5f, 1.5f);
}
else
{
alpha -= 0.1f;
}
if (alpha < 0)
{
break;
}
}
}
}
private void Ping(Vector2 pingSource, Vector2 transducerPos, float pingRadius, float prevPingRadius, float displayScale, float range, bool passive,
float pingStrength = 1.0f)
{
float prevPingRadiusSqr = prevPingRadius * prevPingRadius;
float pingRadiusSqr = pingRadius * pingRadius;
//inside a hull -> only show the edges of the hull
if (item.CurrentHull != null && DetectSubmarineWalls)
{
CreateBlipsForLine(
new Vector2(item.CurrentHull.WorldRect.X, item.CurrentHull.WorldRect.Y),
new Vector2(item.CurrentHull.WorldRect.Right, item.CurrentHull.WorldRect.Y),
transducerPos,
pingRadius, prevPingRadius, 50.0f, 5.0f, range, 2.0f, passive);
CreateBlipsForLine(
new Vector2(item.CurrentHull.WorldRect.X, item.CurrentHull.WorldRect.Y - item.CurrentHull.Rect.Height),
new Vector2(item.CurrentHull.WorldRect.Right, item.CurrentHull.WorldRect.Y - item.CurrentHull.Rect.Height),
transducerPos,
pingRadius, prevPingRadius, 50.0f, 5.0f, range, 2.0f, passive);
CreateBlipsForLine(
new Vector2(item.CurrentHull.WorldRect.X, item.CurrentHull.WorldRect.Y),
new Vector2(item.CurrentHull.WorldRect.X, item.CurrentHull.WorldRect.Y - item.CurrentHull.Rect.Height),
transducerPos,
pingRadius, prevPingRadius, 50.0f, 5.0f, range, 2.0f, passive);
CreateBlipsForLine(
new Vector2(item.CurrentHull.WorldRect.Right, item.CurrentHull.WorldRect.Y),
new Vector2(item.CurrentHull.WorldRect.Right, item.CurrentHull.WorldRect.Y - item.CurrentHull.Rect.Height),
transducerPos,
pingRadius, prevPingRadius, 50.0f, 5.0f, range, 2.0f, passive);
return;
}
foreach (Submarine submarine in Submarine.Loaded)
{
if (submarine.HullVertices == null)
{
continue;
}
if (!DetectSubmarineWalls)
{
if (UseTransducers)
{
if (connectedTransducers.Any(t => submarine == t.Transducer.Item.Submarine ||
submarine.DockedTo.Contains(t.Transducer.Item.Submarine)))
{
continue;
}
}
else
{
if (item.Submarine == submarine)
{
continue;
}
if (item.Submarine != null && item.Submarine.DockedTo.Contains(submarine))
{
continue;
}
}
}
for (int i = 0; i < submarine.HullVertices.Count; i++)
{
Vector2 start = ConvertUnits.ToDisplayUnits(submarine.HullVertices[i]);
Vector2 end = ConvertUnits.ToDisplayUnits(submarine.HullVertices[(i + 1) % submarine.HullVertices.Count]);
if (item.Submarine == submarine)
{
start += Rand.Vector(500.0f);
end += Rand.Vector(500.0f);
}
CreateBlipsForLine(
start + submarine.WorldPosition,
end + submarine.WorldPosition,
transducerPos,
pingRadius, prevPingRadius,
200.0f, 2.0f, range, 1.0f, passive);
}
}
if (Level.Loaded != null && (item.CurrentHull == null || !DetectSubmarineWalls))
{
if (Level.Loaded.Size.Y - pingSource.Y < range)
{
CreateBlipsForLine(
new Vector2(pingSource.X - range, Level.Loaded.Size.Y),
new Vector2(pingSource.X + range, Level.Loaded.Size.Y),
transducerPos,
pingRadius, prevPingRadius,
250.0f, 150.0f, range, pingStrength, passive);
}
List <Voronoi2.VoronoiCell> cells = Level.Loaded.GetCells(pingSource, 7);
foreach (Voronoi2.VoronoiCell cell in cells)
{
foreach (Voronoi2.GraphEdge edge in cell.Edges)
{
if (!edge.IsSolid)
{
continue;
}
float cellDot = Vector2.Dot(cell.Center - pingSource, (edge.Center + cell.Translation) - cell.Center);
if (cellDot > 0)
{
continue;
}
float facingDot = Vector2.Dot(
Vector2.Normalize(edge.Point1 - edge.Point2),
Vector2.Normalize(cell.Center - pingSource));
CreateBlipsForLine(
edge.Point1 + cell.Translation,
edge.Point2 + cell.Translation,
transducerPos,
pingRadius, prevPingRadius,
350.0f, 3.0f * (Math.Abs(facingDot) + 1.0f), range, pingStrength, passive);
}
}
foreach (RuinGeneration.Ruin ruin in Level.Loaded.Ruins)
{
if (!MathUtils.CircleIntersectsRectangle(pingSource, range, ruin.Area))
{
continue;
}
foreach (var ruinShape in ruin.RuinShapes)
{
foreach (RuinGeneration.Line wall in ruinShape.Walls)
{
float cellDot = Vector2.Dot(
Vector2.Normalize(ruinShape.Center - pingSource),
Vector2.Normalize((wall.A + wall.B) / 2.0f - ruinShape.Center));
if (cellDot > 0)
{
continue;
}
CreateBlipsForLine(
wall.A, wall.B,
transducerPos,
pingRadius, prevPingRadius,
100.0f, 1000.0f, range, pingStrength, passive);
}
}
}
}
foreach (Item item in Item.ItemList)
{
if (item.CurrentHull == null && item.Prefab.SonarSize > 0.0f)
{
float pointDist = ((item.WorldPosition - pingSource) * displayScale).LengthSquared();
if (pointDist > prevPingRadiusSqr && pointDist < pingRadiusSqr)
{
var blip = new SonarBlip(
item.WorldPosition + Rand.Vector(item.Prefab.SonarSize),
MathHelper.Clamp(item.Prefab.SonarSize, 0.1f, pingStrength),
MathHelper.Clamp(item.Prefab.SonarSize * 0.1f, 0.1f, 10.0f));
if (!passive && !CheckBlipVisibility(blip, transducerPos))
{
continue;
}
sonarBlips.Add(blip);
}
}
}
foreach (Character c in Character.CharacterList)
{
if (c.AnimController.CurrentHull != null || !c.Enabled)
{
continue;
}
if (DetectSubmarineWalls && c.AnimController.CurrentHull == null && item.CurrentHull != null)
{
continue;
}
foreach (Limb limb in c.AnimController.Limbs)
{
float pointDist = ((limb.WorldPosition - pingSource) * displayScale).LengthSquared();
if (limb.SimPosition == Vector2.Zero || pointDist > DisplayRadius * DisplayRadius)
{
continue;
}
if (pointDist > prevPingRadiusSqr && pointDist < pingRadiusSqr)
{
var blip = new SonarBlip(
limb.WorldPosition + Rand.Vector(limb.Mass / 10.0f),
MathHelper.Clamp(limb.Mass, 0.1f, pingStrength),
MathHelper.Clamp(limb.Mass * 0.1f, 0.1f, 2.0f));
if (!passive && !CheckBlipVisibility(blip, transducerPos))
{
continue;
}
sonarBlips.Add(blip);
}
}
}
}
public override void UpdateHUD(Character character, float deltaTime, Camera cam)
{
if (unsentChanges)
{
if (networkUpdateTimer <= 0.0f)
{
#if CLIENT
if (GameMain.Client != null)
{
item.CreateClientEvent(this);
correctionTimer = CorrectionDelay;
}
#endif
if (GameMain.Server != null)
{
item.CreateServerEvent(this);
}
networkUpdateTimer = 0.1f;
unsentChanges = false;
}
}
networkUpdateTimer -= deltaTime;
if (sonarView.Rect.Contains(PlayerInput.MousePosition))
{
float scrollSpeed = PlayerInput.ScrollWheelSpeed / 1000.0f;
if (Math.Abs(scrollSpeed) > 0.0001f)
{
zoomSlider.BarScroll += PlayerInput.ScrollWheelSpeed / 1000.0f;
zoomSlider.OnMoved(zoomSlider, zoomSlider.BarScroll);
}
}
float distort = 1.0f - item.Condition / 100.0f;
for (int i = sonarBlips.Count - 1; i >= 0; i--)
{
sonarBlips[i].FadeTimer -= deltaTime * MathHelper.Lerp(0.5f, 2.0f, distort);
sonarBlips[i].Position += sonarBlips[i].Velocity * deltaTime;
if (sonarBlips[i].FadeTimer <= 0.0f)
{
sonarBlips.RemoveAt(i);
}
}
foreach (GUIComponent component in activeControlsContainer.Parent.GetAllChildren())
{
if (component is GUITextBlock textBlock)
{
textBlock.TextColor = IsActive ? textBlock.Style.textColor : textBlock.Style.textColor * 0.5f;
}
}
//sonar view can only get focus when the cursor is inside the circle
sonarView.CanBeFocused =
Vector2.DistanceSquared(sonarView.Rect.Center.ToVector2(), PlayerInput.MousePosition) <
(sonarView.Rect.Width / 2 * sonarView.Rect.Width / 2);
if (UseTransducers && connectedTransducers.Count == 0)
{
return;
}
Vector2 transducerCenter = UseTransducers ? GetTransducerCenter() : item.WorldPosition;
transducerCenter += DisplayOffset;
if (Level.Loaded != null)
{
Dictionary <LevelTrigger, Vector2> levelTriggerFlows = new Dictionary <LevelTrigger, Vector2>();
foreach (LevelObject levelObject in Level.Loaded.LevelObjectManager.GetAllObjects(transducerCenter, range * pingState / zoom))
{
//gather all nearby triggers that are causing the water to flow into the dictionary
foreach (LevelTrigger trigger in levelObject.Triggers)
{
Vector2 flow = trigger.GetWaterFlowVelocity();
//ignore ones that are barely doing anything (flow^2 < 1)
if (flow.LengthSquared() > 1.0f)
{
levelTriggerFlows.Add(trigger, flow);
}
}
}
foreach (KeyValuePair <LevelTrigger, Vector2> triggerFlow in levelTriggerFlows)
{
LevelTrigger trigger = triggerFlow.Key;
Vector2 flow = triggerFlow.Value;
float flowMagnitude = flow.Length();
if (Rand.Range(0.0f, 1.0f) < flowMagnitude / 1000.0f)
{
float edgeDist = Rand.Range(0.0f, 1.0f);
Vector2 blipPos = trigger.WorldPosition + Rand.Vector(trigger.ColliderRadius * edgeDist);
Vector2 blipVel = flow;
if (trigger.ForceFalloff)
{
flow *= (1.0f - edgeDist);
}
//go through other triggers in range and add the flows of the ones that the blip is inside
foreach (KeyValuePair <LevelTrigger, Vector2> triggerFlow2 in levelTriggerFlows)
{
LevelTrigger trigger2 = triggerFlow2.Key;
if (trigger2 != trigger && Vector2.DistanceSquared(blipPos, trigger2.WorldPosition) < trigger2.ColliderRadius * trigger2.ColliderRadius)
{
Vector2 trigger2flow = triggerFlow2.Value;
if (trigger2.ForceFalloff)
{
trigger2flow *= (1.0f - Vector2.Distance(blipPos, trigger2.WorldPosition) / trigger2.ColliderRadius);
}
blipVel += trigger2flow;
}
}
var flowBlip = new SonarBlip(blipPos, Rand.Range(0.5f, 1.0f), 1.0f)
{
Velocity = blipVel * Rand.Range(1.0f, 5.0f),
Size = new Vector2(MathHelper.Lerp(0.4f, 5f, flowMagnitude / 500.0f), 0.2f),
Rotation = (float)Math.Atan2(-blipVel.Y, blipVel.X)
};
sonarBlips.Add(flowBlip);
}
}
}
if (IsActive)
{
float pingRadius = DisplayRadius * pingState / zoom;
UpdateDisruptions(transducerCenter, pingRadius / displayScale, prevPingRadius / displayScale);
Ping(transducerCenter, transducerCenter,
pingRadius, prevPingRadius, displayScale, range / zoom, passive: false, pingStrength: 2.0f);
prevPingRadius = pingRadius;
return;
}
float passivePingRadius = (float)Math.Sin(Timing.TotalTime * 10);
if (passivePingRadius > 0.0f)
{
disruptedDirections.Clear();
foreach (AITarget t in AITarget.List)
{
if (t.SoundRange <= 0.0f || !t.Enabled)
{
continue;
}
if (Vector2.DistanceSquared(t.WorldPosition, transducerCenter) < t.SoundRange * t.SoundRange)
{
Ping(t.WorldPosition, transducerCenter,
t.SoundRange * passivePingRadius * 0.2f, t.SoundRange * prevPassivePingRadius * 0.2f, displayScale, t.SoundRange,
passive: true, pingStrength: 0.5f);
sonarBlips.Add(new SonarBlip(t.WorldPosition, 1.0f, 1.0f));
}
}
}
prevPassivePingRadius = passivePingRadius;
}
