49 lines
1.0 KiB
C#
49 lines
1.0 KiB
C#
using StgSharp.Math;
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namespace StgSharp.Geometries
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{
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/// <summary>
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/// 平面几何体。包含三角形，对称四边形，自由多边形等。最多可由16个点参数定义。
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/// </summary>
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public abstract class PlainGeometry
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{
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protected readonly uint bornTick;
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internal PartialPlainCoordinate coordinate;
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internal Matrix2x4 textureFrame;
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public PartialPlainCoordinate ReferenceCoordinate
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{
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get => this.coordinate;
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}
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public uint BornTime => bornTick;
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internal abstract int[] Indices { get; }
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public PlainGeometry(uint bornTime)
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{
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bornTick = bornTime;
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}
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public PlainGeometry(Counter<uint> MainTimer)
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{
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bornTick = MainTimer.Value;
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}
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public PlainGeometry() { }
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internal abstract void UpdateCoordinate(uint tick);
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public abstract Line[] GetAllSides();
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public abstract Plain GetPlain();
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//public abstract Rectangle GetRenderFrame();
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}
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}
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