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Performance Optimization

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Improved volumetric flow performance by orders of magnitude
Cleaned up old raymarching support code
Moved asteroid height calculation to vertex shader
Manual culling for asteroid field render update
This commit is contained in:
Reinier Vens 2022-07-19 18:55:17 +01:00
commit be5e7618d6
52 changed files with 1150 additions and 967 deletions
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2
Assets/Scripts/ServerShared/Behaviors/MiningTool.cs
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@ -58,7 +58,7 @@ public class MiningTool : Behavior
var belt = Entity.Zone.AsteroidBelts[AsteroidBelt];
if (AsteroidBelt != Guid.Empty &&
Entity.Zone.AsteroidExists(AsteroidBelt, Asteroid) &&
length(Entity.Position.xz - belt.Positions[Asteroid].xz) - belt.Scales[Asteroid] < Range)
length(Entity.Position.xz - belt.Transforms[Asteroid].xy) - belt.Transforms[Asteroid].w < Range)
{
Entity.Zone.MineAsteroid(
Entity,

2
Assets/Scripts/ServerShared/Behaviors/ResourceScanner.cs
View file

@ -76,7 +76,7 @@ public class ResourceScanner : Behavior, IAlwaysUpdatedBehavior
{
if(Asteroid > -1 &&
Asteroid < beltData.Asteroids.Length &&
length(Entity.Position.xz - Entity.Zone.AsteroidBelts[ScanTarget].Positions[Asteroid].xz) < Range)
length(Entity.Position.xz - Entity.Zone.AsteroidBelts[ScanTarget].Transforms[Asteroid].xy) < Range)
{
_scanTime += dt;
if (_scanTime > ScanDuration)

47
Assets/Scripts/ServerShared/Zone.cs
View file

@ -138,11 +138,9 @@ public class Zone
foreach (var belt in AsteroidBelts)
{
Array.Copy(belt.Value.NewPositions, belt.Value.Positions, belt.Value.Positions.Length);
Array.Copy(belt.Value.NewVelocities, belt.Value.Velocities, belt.Value.Velocities.Length);
Array.Copy(belt.Value.NewScales, belt.Value.Scales, belt.Value.Scales.Length);
Array.Copy(belt.Value.NewRotations, belt.Value.Rotations, belt.Value.Rotations.Length);
BeltUpdates.Add(Task.Run(() => UpdateAsteroidTransformsAsync(belt.Key)));
Array.Copy(belt.Value.NewTransforms, belt.Value.Transforms, belt.Value.Transforms.Length);
belt.Value.OrbitPosition = belt.Value.NewOrbitPosition;
BeltUpdates.Add(Task.Run(() => UpdateAsteroidTransforms(belt.Key)));
}
foreach(var agent in Agents)
@ -200,7 +198,7 @@ public class Zone
{
var beltData = Planets[planetDataID] as AsteroidBeltData;
var asteroidPositions = AsteroidBelts[planetDataID].Positions;
var asteroidPositions = AsteroidBelts[planetDataID].Transforms;
int nearest = 0;
float nearestDistance = Single.MaxValue;
@ -219,14 +217,14 @@ public class Zone
public bool AsteroidExists(Guid planetDataID, int asteroid) => ((AsteroidBeltData) Planets[planetDataID]).Asteroids.Length > asteroid && asteroid >= 0;
private void UpdateAsteroidTransformsAsync(Guid planetDataID)
private void UpdateAsteroidTransforms(Guid planetDataID)
{
var beltData = Planets[planetDataID] as AsteroidBeltData;
var belt = AsteroidBelts[planetDataID];
var orbitData = Orbits[beltData.Orbit].Data;
var orbitPosition = GetOrbitPosition(orbitData.Parent);
belt.NewOrbitPosition = GetOrbitPosition(orbitData.Parent);
for (var i = 0; i < beltData.Asteroids.Length; i++)
{
float size;
@ -239,12 +237,11 @@ public class Zone
}
else size = Settings.AsteroidSize.Evaluate(beltData.Asteroids[i].Size);
belt.NewRotations[i] = (float) (_time * beltData.Asteroids[i].RotationSpeed % (PI * 2));
belt.NewScales[i] = size;
var rot = (float) (_time * beltData.Asteroids[i].RotationSpeed % (PI * 2));
var pos = OrbitData.Evaluate((float) frac(_time / Settings.OrbitPeriod.Evaluate(beltData.Asteroids[i].Distance) +
beltData.Asteroids[i].Phase)) * beltData.Asteroids[i].Distance + orbitPosition;
belt.NewVelocities[i] = pos - belt.Positions[i].xz;
belt.NewPositions[i] = float3(pos.x, GetHeight(pos) + Settings.AsteroidVerticalOffset, pos.y);
beltData.Asteroids[i].Phase)) * beltData.Asteroids[i].Distance + belt.NewOrbitPosition;
//belt.NewPositions[i] = float3(pos.x, GetHeight(pos) + Settings.AsteroidVerticalOffset, pos.y);
belt.NewTransforms[i] = float4(pos.x, pos.y, rot, size);
}
}
@ -470,14 +467,11 @@ public class Sun : GasGiant
public class AsteroidBelt
{
public AsteroidBeltData Data;
public float3[] Positions; // x, y, rotation, scale
public float3[] NewPositions; // x, y, rotation, scale
public float2[] Velocities;
public float2[] NewVelocities;
public float[] Rotations;
public float[] NewRotations;
public float[] Scales;
public float[] NewScales;
public float4[] Transforms; // x, y, rotation, scale
public float4[] NewTransforms; // x, y, rotation, scale
public float Radius { get; }
public float2 OrbitPosition;
public float2 NewOrbitPosition;
public Dictionary<int, float> RespawnTimers = new Dictionary<int, float>();
public Dictionary<int, float> Damage = new Dictionary<int, float>();
public Dictionary<(Entity, int), float> MiningAccumulator = new Dictionary<(Entity, int), float>();
@ -485,14 +479,9 @@ public class AsteroidBelt
public AsteroidBelt(AsteroidBeltData data)
{
Data = data;
Positions = new float3[data.Asteroids.Length];
NewPositions = new float3[data.Asteroids.Length];
Velocities = new float2[data.Asteroids.Length];
NewVelocities = new float2[data.Asteroids.Length];
Rotations = new float[data.Asteroids.Length];
NewRotations = new float[data.Asteroids.Length];
Scales = new float[data.Asteroids.Length];
NewScales = new float[data.Asteroids.Length];
Transforms = new float4[data.Asteroids.Length];
NewTransforms = new float4[data.Asteroids.Length];
Radius = data.Asteroids.Max(a => a.Distance);
}
}