wehub-resource-sync
91 lines
3.4 KiB
C#
91 lines
3.4 KiB
C#
using T3.Core.Utils;
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namespace Lib.numbers.vec2;
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[Guid("ccc06dd6-4eec-4d17-af0b-4f1700e7887a")]
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internal sealed class PerlinNoise2 : Instance<PerlinNoise2>
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{
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[Output(Guid = "2B60892B-BE0E-46C0-B30B-562E34BD92A5")]
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public readonly Slot<Vector2> Result = new();
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public PerlinNoise2()
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{
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Result.UpdateAction += Update;
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}
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private void Update(EvaluationContext context)
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{
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var value = OverrideTime.HasInputConnections
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? OverrideTime.GetValue(context)
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: (float)context.LocalFxTime;
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value += Phase.GetValue(context);
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var seed = Seed.GetValue(context);
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var period = Frequency.GetValue(context);
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var octaves = Octaves.GetValue(context);
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var rangeMin = RangeMin.GetValue(context);
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var rangeMax = RangeMax.GetValue(context);
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var scale = Amplitude.GetValue(context);
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var scaleXY = AmplitudeXY.GetValue(context);
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var biasAndGain = BiasAndGain.GetValue(context);
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var offset = Offset.GetValue(context);
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var scaleToUniformFactor = 1.37f;
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// var scaleToUniformFactor = 1.37f;
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// var x = ((MathUtils.PerlinNoise(value, period, octaves, seed) * scaleToUniformFactor + 1f) * 0.5f).ApplyGainAndBias(biasAndGain.X, biasAndGain.Y)
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// * (rangeMax.X - rangeMin.X) + rangeMin.X;
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//
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// var y = ((MathUtils.PerlinNoise(value, period, octaves, seed + 123) * scaleToUniformFactor + 1f) * 0.5f).ApplyGainAndBias(biasAndGain.X, biasAndGain.Y)
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// * (rangeMax.Y - rangeMin.Y) + rangeMin.Y;
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//
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// Result.Value = new Vector2(x, y) * scaleXY * scale;
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var vec = new Vector2(ScalarNoise(0),
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ScalarNoise(123));
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Result.Value = vec.Remap( Vector2.Zero, Vector2.One, rangeMin, rangeMax) * scaleXY * scale + offset;
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return;
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float ScalarNoise(int seedOffset)
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{
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return (MathUtils.PerlinNoise(value,period, octaves, seed + seedOffset) * scaleToUniformFactor + 1f)
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* 0.5f.ApplyGainAndBias(biasAndGain.X, biasAndGain.Y);
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}
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}
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[Input(Guid = "f294c517-7427-4c14-a397-4605bffc52a4")]
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public readonly InputSlot<float> OverrideTime = new();
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[Input(Guid = "ABA60946-8A72-4BC5-8B44-77144FB4B339")]
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public readonly InputSlot<float> Phase = new();
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[Input(Guid = "463d2c27-721f-41ad-ba76-5db138d92bf4")]
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public readonly InputSlot<float> Frequency = new();
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[Input(Guid = "cbcbce93-8c8d-41ed-b91b-9e3583c5a3b5")]
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public readonly InputSlot<int> Octaves = new();
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[Input(Guid = "A5731884-2EFC-4CFD-A098-4A0B4B6BDD6B")]
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public readonly InputSlot<Vector2> AmplitudeXY = new();
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[Input(Guid = "C4D35B3F-6D27-4088-8CC4-9A3F380F00E9")]
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public readonly InputSlot<Vector2> Offset = new();
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[Input(Guid = "0abcff87-ace5-4a06-9217-b2caf831ecae")]
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public readonly InputSlot<float> Amplitude = new();
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[Input(Guid = "D72D0DCF-62D6-498A-838D-88D33D798D4F")]
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public readonly InputSlot<Vector2> RangeMin = new();
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[Input(Guid = "DAE5B55C-0C30-4EE9-A535-7654B8357669")]
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public readonly InputSlot<Vector2> RangeMax = new();
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[Input(Guid = "C6E1170E-AE4F-44AE-AAAB-E1AEB8F86997")]
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public readonly InputSlot<Vector2> BiasAndGain = new();
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[Input(Guid = "c1ffdc20-7c90-49f9-8deb-f0a415e130c8")]
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public readonly InputSlot<int> Seed = new();
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} |