wehub-resource-sync
70 lines
2.5 KiB
C#
70 lines
2.5 KiB
C#
using T3.Core.Utils;
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namespace Lib.numbers.@float.random;
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[Guid("436e93a8-03c0-4366-8d9a-2245e5bcaa6c")]
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internal sealed class PerlinNoise : Instance<PerlinNoise>
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{
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[Output(Guid = "4a62f8ae-cb15-4e63-ad8d-749bdf24982c")]
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public readonly Slot<float> Result = new();
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public PerlinNoise()
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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 zoom = Zoom.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 biasAndGain = BiasAndGain.GetValue(context);
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//var noiseSum = ComputePerlinNoise(value, period, octaves, seed);
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var noiseSum = MathUtils.PerlinNoise(value, period, octaves, seed);
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var dist = rangeMax - rangeMin;
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var scaleToUniformFactor = 1.37f;
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Result.Value = (( noiseSum * scaleToUniformFactor + 1f) * 0.5f).ApplyGainAndBias(biasAndGain.X, biasAndGain.Y) * scale * dist + rangeMin;
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}
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[Input(Guid = "eabbaf77-5f74-4303-9453-6fa44facc5db")]
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public readonly InputSlot<float> OverrideTime = new();
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[Input(Guid = "259F1FBC-9C56-47D9-9F76-12EB3C26D276")]
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public readonly InputSlot<float> Phase = new();
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[Input(Guid = "B7434932-AEEA-407E-BB00-22337A21F293")]
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public readonly InputSlot<float> Frequency = new();
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[Input(Guid = "C6286F1C-00A3-40AF-94DD-66375ED0343F")]
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public readonly InputSlot<int> Octaves = new();
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[Input(Guid = "E704CF6C-963E-4701-BA3D-127B880676FA")]
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public readonly InputSlot<float> Amplitude = new();
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[Input(Guid = "B112705E-3EC3-4904-B978-BC784D9B2F94")]
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public readonly InputSlot<float> RangeMin = new();
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[Input(Guid = "557AE817-EC36-4866-8FED-64490E9255BE")]
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public readonly InputSlot<float> RangeMax = new();
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[Input(Guid = "296D0F7F-D484-4781-B01F-48839DEF0324")]
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public readonly InputSlot<Vector2> BiasAndGain = new();
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[Input(Guid = "bd43ee20-1ff1-4c49-ac87-87ca4a1fe66f")]
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public readonly InputSlot<int> Seed = new();
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} |