59 lines
2.3 KiB
C#
59 lines
2.3 KiB
C#
using UnityEngine;
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using System.Collections.Generic;
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namespace RTG
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{
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public class RightAngTriangle2D : Shape2D
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{
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private Vector2 _rightAngleCorner = ModelRightAngleCorner;
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private float _XLength = 1.0f;
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private float _YLength = 1.0f;
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private float _rotationDegrees = 0.0f;
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private TriangleEpsilon _epsilon = new TriangleEpsilon();
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public Vector2 RightAngleCorner { get { return _rightAngleCorner; } set { _rightAngleCorner = value; } }
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public float XLength { get { return _XLength; } set { _XLength = Mathf.Abs(value); } }
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public float YLength { get { return _YLength; } set { _YLength = Mathf.Abs(value); } }
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public float RotationDegrees { get { return _rotationDegrees; } set { _rotationDegrees = value; } }
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public Vector2 Right { get { return Quaternion.AngleAxis(_rotationDegrees, Vector3.forward) * ModelRight; } }
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public Vector2 Up { get { return Quaternion.AngleAxis(_rotationDegrees, Vector3.forward) * ModelUp; } }
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public TriangleEpsilon Epsilon { get { return _epsilon; } set { _epsilon = value; } }
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public float AreaEps { get { return _epsilon.AreaEps; } set { _epsilon.AreaEps = value; } }
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public static Vector2 ModelRight { get { return Vector2.right; } }
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public static Vector2 ModelUp { get { return Vector2.up; } }
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public static Vector2 ModelRightAngleCorner { get { return Vector2.zero; } }
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public override void RenderArea(Camera camera)
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{
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var points = GetPoints();
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Vector2 origin = points[0];
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points.RemoveAt(0);
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GLRenderer.DrawTriangleFan2D(origin, points, camera);
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}
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public override void RenderBorder(Camera camera)
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{
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var points = GetPoints();
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GLRenderer.DrawLineLoop2D(points, camera);
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}
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public List<Vector2> GetPoints()
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{
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return TriangleMath.CalcRATriangle2DPoints(_rightAngleCorner, _XLength, _YLength, _rotationDegrees);
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}
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public override bool ContainsPoint(Vector2 point)
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{
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var points = GetPoints();
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return TriangleMath.Contains2DPoint(point, points[0], points[1], points[2], _epsilon);
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}
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public override Rect GetEncapsulatingRect()
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{
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return RectEx.FromPoints(GetPoints());
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}
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}
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}
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