Aetheria/Assets/Scripts/ServerShared/GlobalData.cs
Reinier Vens c4be204cd0 First Flight
Added MPL license headers
SectorRenderer renders entities in sector, manages particle systems for ship thrusters
Thrusters apply torque based on orientation and position relative to ship center of mass
GameManager controls the player ship's thrusters
Player can dock with station if they are near
2020-12-22 03:13:43 +00:00

96 lines
No EOL
3.3 KiB
C#

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
using System;
using System.Collections;
using System.Collections.Generic;
using MessagePack;
using Newtonsoft.Json;
using Unity.Mathematics;
using static Unity.Mathematics.math;
using static Unity.Mathematics.noise;
using static NoiseFbm;
[Inspectable, Serializable, RethinkTable("Galaxy"), MessagePackObject, JsonObject(MemberSerialization.OptIn)]
public class GalaxyMapLayerData : DatabaseEntry, INamedEntry
{
[InspectableField, JsonProperty("coreBoost"), Key(1)]
public float CoreBoost = 1.05f;
[InspectableField, JsonProperty("coreBoostOffset"), Key(2)]
public float CoreBoostOffset = .1f;
[InspectableField, JsonProperty("coreBoostPower"), Key(3)]
public float CoreBoostPower = 2.25f;
[InspectableField, JsonProperty("spokeScale"), Key(4)]
public float SpokeScale = 1;
[InspectableField, JsonProperty("spokeOffset"), Key(5)]
public float SpokeOffset = 0;
[InspectableField, JsonProperty("edgeReduction"), Key(6)]
public float EdgeReduction = 3;
[InspectableField, JsonProperty("noiseOffset"), Key(7)]
public float NoiseOffset = 0;
[InspectableField, JsonProperty("noiseAmplitude"), Key(8)]
public float NoiseAmplitude = 1.5f;
[InspectableField, JsonProperty("noiseGain"), Key(9)]
public float NoiseGain = .7f;
[InspectableField, JsonProperty("noiseLacunarity"), Key(10)]
public float NoiseLacunarity = 2;
[InspectableField, JsonProperty("noiseOctaves"), Key(11)]
public int NoiseOctaves = 7;
[InspectableField, JsonProperty("noiseFrequency"), Key(12)]
public float NoiseFrequency = 1;
[InspectableField, JsonProperty("noisePosition"), Key(13)]
public float NoisePosition = 1337;
[InspectableField, JsonProperty("name"), Key(14)]
public string Name;
public float Evaluate(float2 uv, GalaxyShapeSettings settings)
{
float2 offset = -float2(.5f, .5f)+uv;
float circle = (.5f-length(offset))*2;
float angle = pow(length(offset)*2,settings.TwistExponent) * settings.Twist;
float2 t = float2(offset.x*cos(angle) - offset.y*sin(angle), offset.x*sin(angle) + offset.y*cos(angle));
float atan = atan2(t.y,t.x);
float spokes = (sin(atan*settings.Arms) + SpokeOffset) * SpokeScale;
float noise = fBm(uv + float2(NoisePosition), NoiseOctaves, NoiseFrequency, NoiseOffset, NoiseAmplitude, NoiseLacunarity, NoiseGain);
float shape = lerp(spokes - EdgeReduction * length(offset), 1, pow(circle, CoreBoostPower) * CoreBoost) + CoreBoostOffset;
float gal = max(shape - noise * saturate(circle), 0);
return gal;
}
[IgnoreMember] public string EntryName
{
get => Name;
set => Name = value;
}
}
public static class NoiseFbm
{
public static float fBm(float2 p, int octaves, float frequency, float offset, float amplitude, float lacunarity, float gain)
{
float freq = frequency, amp = .5f;
float sum = 0;
for(int i = 0; i < octaves; i++)
{
sum += snoise(p * freq) * amp;
freq *= lacunarity;
amp *= gain;
}
return (sum + offset)*amplitude;
}
}