private void DrawBlip(SpriteBatch spriteBatch, RadarBlip blip, Vector2 center, float strength)
{
strength = MathHelper.Clamp(strength, 0.0f, 1.0f);
float scaledT = strength * (blipColorGradient.Length - 1);
Color color = Color.Lerp(blipColorGradient[(int)scaledT], blipColorGradient[(int)Math.Min(scaledT + 1, blipColorGradient.Length - 1)], (scaledT - (int)scaledT));
Vector2 pos = (blip.Position - item.WorldPosition) * displayScale;
pos.Y = -pos.Y;
float posDist = pos.Length();
if (posDist > displayRadius)
{
blip.FadeTimer = 0.0f;
return;
}
if (radarBlip == null)
{
GUI.DrawRectangle(spriteBatch, center + pos, Vector2.One * 4, Color.Magenta, true);
return;
}
Vector2 dir = pos / posDist;
Vector2 normal = new Vector2(dir.Y, -dir.X);
float scale = (strength + 3.0f) * blip.Scale;
radarBlip.Draw(spriteBatch, center + pos, color, radarBlip.Origin, MathUtils.VectorToAngle(pos),
new Vector2(scale * 0.5f, scale) * 0.04f, SpriteEffects.None, 0);
pos += Rand.Range(0.0f, 1.0f) * dir + Rand.Range(-scale, scale) * normal;
radarBlip.Draw(spriteBatch, center + pos, color * 0.5f, radarBlip.Origin, 0, scale * 0.08f, SpriteEffects.None, 0);
}
private void CreateBlipsForLine(Vector2 point1, Vector2 point2, float pingRadius, float prevPingRadius,
float lineStep, float zStep, float range, float pingStrength)
{
float length = (point1 - point2).Length();
Vector2 lineDir = (point2 - point1) / length;
range *= displayScale;
for (float x = 0; x < length; x += lineStep * Rand.Range(0.8f, 1.2f))
{
Vector2 point = point1 + lineDir * x;
//point += cell.Translation;
float pointDist = Vector2.Distance(item.WorldPosition, point) * displayScale;
if (pointDist > displayRadius)
{
continue;
}
if (pointDist < prevPingRadius || pointDist > pingRadius)
{
continue;
}
float alpha = pingStrength * Rand.Range(1.5f, 2.0f);
for (float z = 0; z < displayRadius - pointDist * displayScale; z += zStep)
{
Vector2 pos = point + Rand.Vector(150.0f) + Vector2.Normalize(point - item.WorldPosition) * z / displayScale;
float fadeTimer = alpha * (1.0f - pointDist / range);
int minDist = 200;
radarBlips.RemoveAll(b => b.FadeTimer < fadeTimer && Math.Abs(pos.X - b.Position.X) < minDist && Math.Abs(pos.Y - b.Position.Y) < minDist);
var blip = new RadarBlip(pos, fadeTimer);
radarBlips.Add(blip);
zStep += 0.5f;
if (z == 0)
{
alpha = Math.Min(alpha - 0.5f, 1.5f);
}
else
{
alpha -= 0.1f;
}
if (alpha < 0)
{
break;
}
}
}
}
private void DrawBlip(SpriteBatch spriteBatch, RadarBlip blip, Vector2 center, float strength)
{
strength = MathHelper.Clamp(strength, 0.0f, 1.0f);
Color[] colors = new Color[] {
Color.TransparentBlack,
new Color(0, 50, 160),
new Color(0, 133, 166),
new Color(2, 159, 30),
new Color(255, 255, 255)
};
float scaledT = strength * (colors.Length - 1);
Color color = Color.Lerp(colors[(int)scaledT], colors[(int)Math.Min(scaledT + 1, colors.Length - 1)], (scaledT - (int)scaledT));
Vector2 pos = (blip.Position - item.WorldPosition) * displayScale;
pos.Y = -pos.Y;
if (pos.Length() > displayRadius)
{
blip.FadeTimer = 0.0f;
return;
}
float posDist = pos.Length();
Vector2 dir = pos / posDist;
float distFactor = (posDist / displayRadius);
Vector2 normal = new Vector2(dir.Y, -dir.X);
float scale = (strength + 3.0f) * Math.Max(distFactor * 3.0f, 1.0f);
if (radarBlip == null)
{
GUI.DrawRectangle(spriteBatch, center + pos, Vector2.One * 4, Color.Magenta, true);
return;
}
radarBlip.Draw(spriteBatch, center + pos, color, radarBlip.Origin, MathUtils.VectorToAngle(pos),
new Vector2(scale * 0.3f, scale) * 0.04f, SpriteEffects.None, 0);
pos += Rand.Range(0.0f, 1.0f) * dir + Rand.Range(-scale, scale) * normal;
radarBlip.Draw(spriteBatch, center + pos, color * 0.5f, radarBlip.Origin, MathUtils.VectorToAngle(pos),
new Vector2(scale * 0.3f, scale) * 0.08f, SpriteEffects.None, 0);
}
private void Ping(Vector2 pingSource, float pingRadius, float prevPingRadius, float displayScale, float range, float pingStrength = 1.0f)
{
foreach (Submarine submarine in Submarine.Loaded)
{
if (item.Submarine == submarine && !DetectSubmarineWalls)
{
continue;
}
if (item.Submarine != null && item.Submarine.DockedTo.Contains(submarine))
{
continue;
}
if (submarine.HullVertices == null)
{
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,
pingRadius, prevPingRadius,
200.0f, 2.0f, range, 1.0f);
}
}
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),
pingRadius, prevPingRadius,
250.0f, 150.0f, range, pingStrength);
}
List <VoronoiCell> cells = Level.Loaded.GetCells(pingSource, 7);
foreach (VoronoiCell cell in cells)
{
foreach (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,
pingRadius, prevPingRadius,
350.0f, 3.0f * (Math.Abs(facingDot) + 1.0f), range, pingStrength);
}
}
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,
pingRadius, prevPingRadius,
100.0f, 1000.0f, range, pingStrength);
}
}
}
}
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).Length() * displayScale;
if (limb.SimPosition == Vector2.Zero || pointDist > displayRadius)
{
continue;
}
if (pointDist > prevPingRadius && pointDist < pingRadius)
{
for (int i = 0; i <= limb.Mass / 100.0f; i++)
{
var blip = new RadarBlip(limb.WorldPosition + Rand.Vector(limb.Mass / 10.0f), MathHelper.Clamp(limb.Mass, 0.1f, pingStrength));
radarBlips.Add(blip);
}
}
}
}
}