wehub-resource-sync
112 lines
4.7 KiB
C#
112 lines
4.7 KiB
C#
using T3.Core.Utils;
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using T3.Core.Utils.Geometry;
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namespace Lib.point.generate;
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[Guid("73d99108-f49a-48fb-aa5d-707c00abb1c2")]
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internal sealed class RepetitionPoints : Instance<RepetitionPoints>
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{
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[Output(Guid = "46c3b7f4-3590-46d7-871f-b98685f62c07")]
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public readonly Slot<StructuredList> ResultList = new();
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public RepetitionPoints()
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{
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ResultList.UpdateAction += Update;
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}
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private void Update(EvaluationContext context)
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{
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var startPosition = StartPosition.GetValue(context);
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var addSeparator = AddSeparator.GetValue(context);
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var startW = StartW.GetValue(context);
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var offset = Phase.GetValue(context);
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var translateStep = Translate.GetValue(context);
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var rotateStep = Rotate.GetValue(context);
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var scaleStep = Scale.GetValue(context);
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var pivot = Pivot.GetValue(context);
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var count = Count.GetValue(context).Clamp(1,10000);
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var listCount = count + (addSeparator ? 1:0);
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if (_pointList.NumElements != listCount)
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{
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//_points = new T3.Core.DataStructures.Point[count];
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_pointList.SetLength(listCount);
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}
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Vector3 startTranslation = new Vector3(startPosition.X, startPosition.Y, startPosition.Z);
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for (var i = 0; i < count; ++i)
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{
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float u = (i + 1+ offset);
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var translation = translateStep * u + startTranslation;
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var rotation = Quaternion.CreateFromYawPitchRoll( rotateStep.X / 360.0f * (float)(2.0 * Math.PI) * u,
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rotateStep.Y / 360.0f * (float)(2.0 * Math.PI) * u,
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rotateStep.Z / 360.0f * (float)(2.0 * Math.PI) * u);
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var scale = (Vector3.One - new Vector3(scaleStep)) * u + Vector3.One;
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var transform = GraphicsMath.CreateTransformationMatrix(scalingCenter: Vector3.Zero,
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scalingRotation: Quaternion.Identity,
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scaling: scale,
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rotationCenter: pivot,
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rotation: rotation,
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translation: translation);
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//context.ObjectToWorld = transform * prevTransform;
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//var rot = Quaternion.CreateFromAxisAngle(new Vector3(0,1,0), (float)Math.Atan2(startPosition.X - to.X, startPosition.Y - to.Y) );
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Vector4 v = new Vector4(0, 0, 0, 1);
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var pos = Vector4.Transform(v, transform);
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_pointList.TypedElements[i].Position = new Vector3(pos.X, pos.Y, pos.Z);
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_pointList.TypedElements[i].F1 = scale.Length() / Vector3.One.Length() + startW;
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_pointList.TypedElements[i].Orientation = new Quaternion(rotation.X, rotation.Y, rotation.Z, rotation.W);
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_pointList.TypedElements[i].Color = new Vector4(1, 1, 1, 1);
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_pointList.TypedElements[i].F2 = 1;
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_pointList.TypedElements[i].Scale = Vector3.One;
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}
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if (addSeparator)
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{
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_pointList[listCount - 1] = Point.Separator();
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}
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ResultList.Value = _pointList;
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}
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private readonly StructuredList<Point> _pointList = new(2);
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[Input(Guid = "81EA19E7-97DC-461D-8EB0-7E9091CC1FC3")]
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public readonly InputSlot<int> Count = new();
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[Input(Guid = "4213911b-4103-481f-85c6-9bccac116264")]
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public readonly InputSlot<Vector3> StartPosition = new();
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[Input(Guid = "2f1383f3-f5ae-4f2d-bb8e-0ad8e35dd621")]
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public readonly InputSlot<float> StartW = new();
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[Input(Guid = "3A1A829D-D273-4EC0-B327-30BE0E0463C4")]
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public readonly InputSlot<Vector3> Translate = new();
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// [Input(Guid = "F5B3C1BC-3A79-40F4-8007-6AC98C16A9AA")]
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// public readonly InputSlot<Vector3> Scale = new();
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[Input(Guid = "5956A2C7-ADDC-409A-87D8-62E67DA212F4")]
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public readonly InputSlot<float> Scale = new();
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[Input(Guid = "AF208E67-43BB-4C09-8076-859E7FEFA93F")]
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public readonly InputSlot<Vector3> Rotate = new();
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[Input(Guid = "283f9939-7b04-4733-8130-edcf34305fe5")]
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public readonly InputSlot<Vector3> Pivot = new();
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[Input(Guid = "AF3C87E3-889D-410F-B4BC-62BD29BEE8FA")]
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public readonly InputSlot<float> Phase = new();
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[Input(Guid = "ff0c0b01-6272-4580-8ce0-8629c7807d68")]
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public readonly InputSlot<bool> AddSeparator = new();
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} |