/// <summary>
/// Create a particle effect and play an impact sound for this surface being hit by a bullet
/// </summary>
public static Particles DoBulletImpact(this Surface self, TraceResult tr)
{
//
// No effects on resimulate
//
if (!Prediction.FirstTime)
{
return(null);
}
//
// Drop a decal
//
var decalPath = Rand.FromArray(self.ImpactEffects.BulletDecal);
if (decalPath != null)
{
if (DecalDefinition.ByPath.TryGetValue(decalPath, out var decal))
{
decal.PlaceUsingTrace(tr);
}
}
//
// Make an impact sound
//
if (!string.IsNullOrWhiteSpace(self.Sounds.Bullet))
{
Sound.FromWorld(self.Sounds.Bullet, tr.EndPos);
}
//
// Get us a particle effect
//
string particleName = Rand.FromArray(self.ImpactEffects.Bullet);
if (particleName == null)
{
particleName = Rand.FromArray(self.ImpactEffects.Regular);
}
if (particleName != null)
{
var ps = Particles.Create(particleName, tr.EndPos);
ps.SetForward(0, tr.Normal);
return(ps);
}
return(default);
private void UpdateBody(Entity ent, PhysicsBody body)
{
var waterDensity = 1000;
var oldLevel = body.WaterLevel;
var density = body.Density;
var waterSurface = WaterEntity.WorldPos;
var bounds = body.GetBounds();
var velocity = body.Velocity;
var pos = bounds.Center;
pos.z = waterSurface.z;
var densityDiff = density - waterDensity;
var volume = bounds.Volume;
var level = waterSurface.z.LerpInverse(bounds.Mins.z, bounds.Maxs.z, true);
body.WaterLevel = level;
if (ent.IsClientOnly == Host.IsClient)
{
var bouyancy = densityDiff.LerpInverse(0.0f, -300f);
bouyancy = MathF.Pow(bouyancy, 0.1f);
// DebugOverlay.Text( pos, $"{bouyancy}", Host.Color, 0.1f, 10000 );
if (bouyancy <= 0)
{
body.GravityScale = 1.0f - body.WaterLevel * 0.8f;
}
else
{
var point = bounds.Center;
if (level < 1.0f)
{
point.z = bounds.Mins.z - 100;
}
var closestpoint = body.FindClosestPoint(point);
float depth = (waterSurface.z - bounds.Maxs.z) / 100.0f;
depth = depth.Clamp(1.0f, 10.0f);
//DebugOverlay.Text( point, $"{depth}", Host.Color, 0.1f, 10000 );
//DebugOverlay.Line( point, closestpoint, 1.0f );
//body.ApplyImpulseAt( closestpoint, (Vector3.Up * volume * level * bouyancy * 0.0001f) );
body.ApplyForceAt(closestpoint, (Vector3.Up * volume * level * bouyancy * 0.05f * depth));
//body.ApplyImpulseAt( )
body.GravityScale = 1.0f - MathF.Pow(body.WaterLevel.Clamp(0, 0.5f) * 2.0f, 0.5f);
}
body.LinearDrag = body.WaterLevel * WaterThickness;
body.AngularDrag = body.WaterLevel * WaterThickness * 0.5f;
}
if (Host.IsClient)
{
if (oldLevel == 0)
{
return;
}
var change = MathF.Abs(oldLevel - level);
//Log.Info( $"{change}" );
if (change > 0.001f && body.LastWaterEffect > 0.2f)
{
if (oldLevel < 0.3f && level >= 0.35f)
{
var particle = Particles.Create("particles/water_splash.vpcf", pos);
particle.SetForward(0, Vector3.Up);
body.LastWaterEffect = 0;
Sound.FromWorld("water_splash_medium", pos);
}
if (velocity.Length > 2f && velocity.z > -10 && velocity.z < 10)
{
var particle = Particles.Create("particles/water_bob.vpcf", pos);
particle.SetForward(0, Vector3.Up);
body.LastWaterEffect = 0;
}
}
}
}
