120 lines
3.0 KiB
C#
120 lines
3.0 KiB
C#
// -----------------------------------------------------------------------------
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// file="Polygon4"
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// Project: StgSharp
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// Copyright (c) Nitload.
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// SPDX-License-Identifier: MIT
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// -----------------------------------------------------------------------------
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using StgSharp.Mathematics;
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using StgSharp.Mathematics.Graphics;
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using System;
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using System.Numerics;
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namespace StgSharp.Geometries
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{
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public class Polygon4 : PlainGeometry
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{
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protected static int[] Indices = [
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0,
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1,
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2,
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0,
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2,
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3
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];
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internal Polygon4()
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: base(PlainCoordinate.StandardPlainCoordination)
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{
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vertexMat = new Vec4[4];
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}
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internal Polygon4(
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Vec4[] rawCoord
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)
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: base(PlainCoordinate.StandardPlainCoordination)
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{
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if (rawCoord.Length != 4) {
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throw new ArgumentOutOfRangeException(nameof(rawCoord));
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}
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vertexMat = rawCoord;
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}
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public Polygon4(
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Point topLeft,
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Point topRight,
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Point bottomRight,
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Point bottomLeft
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)
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: base(PlainCoordinate.StandardPlainCoordination)
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{
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this[0] = topLeft;
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this[1] = topRight;
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this[2] = bottomRight;
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this[3] = bottomLeft;
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}
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public Polygon4(
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CoordinationBase coordinate,
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PlainCoordinate coordination,
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Point topLeft,
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Point topRight,
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Point bottomRight,
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Point bottomLeft
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)
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: base(coordinate)
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{
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this[0] = topLeft;
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this[1] = topRight;
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this[2] = bottomRight;
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this[3] = bottomLeft;
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}
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public Polygon4(
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float v0x,
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float v0y,
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float v1x,
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float v1y,
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float v2x,
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float v2y,
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float v3x,
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float v3y
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)
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: base(PlainCoordinate.StandardPlainCoordination)
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{
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vertexMat = new Vec4[4];
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this[0] = new Point(v0x, v0y, 0);
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this[1] = new Point(v1x, v1y, 0);
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this[2] = new Point(v2x, v2y, 0);
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this[3] = new Point(v3x, v3y, 0);
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}
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public Polygon4(
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PlainCoordinate coordination,
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float v0x,
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float v0y,
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float v1x,
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float v1y,
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float v2x,
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float v2y,
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float v3x,
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float v3y
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)
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: base(coordination)
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{
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vertexMat = new Vec4[4];
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this[0] = new Point(v0x, v0y, 0);
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this[1] = new Point(v1x, v1y, 0);
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this[2] = new Point(v2x, v2y, 0);
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this[3] = new Point(v3x, v3y, 0);
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}
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public override ReadOnlySpan<int> VertexIndices => Indices;
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}
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}
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