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105 lines
2.9 KiB
C#

/******************************************************************************/
/*
Project - MudBun
Publisher - Long Bunny Labs
http://LongBunnyLabs.com
Author - Ming-Lun "Allen" Chou
http://AllenChou.net
*/
/******************************************************************************/
using System.Collections.Generic;
using Unity.Collections;
using UnityEngine;
#if MUDBUN_BURST
using Unity.Burst;
using Unity.Mathematics;
using AOT;
#endif
namespace MudBun
{
#if MUDBUN_BURST
[BurstCompile]
#endif
public class MudSolidAngle : MudSolid
{
[SerializeField] private float m_radius = 0.5f;
public float Radius { get => m_radius; set { m_radius = value; MarkDirty(); } }
[SerializeField] [Range(0.0f, 180.0f)] private float m_angle = 45.0f;
public float Angle { get => m_angle; set { m_angle = value; MarkDirty(); } }
[SerializeField] private float m_round = 0.0f;
public float Round { get => m_round; set { m_round = value; MarkDirty(); } }
public override Aabb RawBoundsRs
{
get
{
Vector3 posRs = PointRs(transform.position);
Vector3 r = (m_radius + m_round) * VectorUtil.Abs(transform.localScale);
Aabb bounds = new Aabb(-r, r);
bounds.Min += posRs;
bounds.Max += posRs;
return bounds;
}
}
public override void SanitizeParameters()
{
base.SanitizeParameters();
Validate.NonNegative(ref m_radius);
Validate.NonNegative(ref m_round);
}
public override int FillComputeData(NativeArray<SdfBrush> aBrush, int iStart, List<Transform> aBone)
{
SdfBrush brush = SdfBrush.New();
brush.Type = (int) SdfBrush.TypeEnum.SolidAngle;
brush.Radius = m_radius;
brush.Data0.x = Mathf.Sin(m_angle * MathUtil.Deg2Rad);
brush.Data0.y = Mathf.Cos(m_angle * MathUtil.Deg2Rad);
brush.Data0.z = m_round;
if (aBone != null)
{
brush.BoneIndex = aBone.Count;
aBone.Add(gameObject.transform);
}
aBrush[iStart] = brush;
return 1;
}
#if MUDBUN_BURST
[BurstCompile]
[MonoPInvokeCallback(typeof(Sdf.SdfBrushEvalFunc))]
[RegisterSdfBrushEvalFunc(SdfBrush.TypeEnum.SolidAngle)]
public static unsafe float EvaluateSdf(float res, ref float3 p, in float3 pRel, SdfBrush* aBrush, int iBrush)
{
return Sdf.SolidAngle(pRel, new float2(aBrush[iBrush].Data0.x, aBrush[iBrush].Data0.y), aBrush[iBrush].Radius, aBrush[iBrush].Data0.z);
}
#endif
public override void DrawSelectionGizmosRs()
{
base.DrawSelectionGizmosRs();
GizmosUtil.DrawInvisibleSphere(PointRs(transform.position), Radius + Round, Vector3.one, Quaternion.identity);
}
public override void DrawOutlineGizmosRs()
{
base.DrawOutlineGizmosRs();
GizmosUtil.DrawWireSolidAngle(PointRs(transform.position), Radius + Round, m_angle * MathUtil.Deg2Rad, RotationRs(transform.rotation));
}
}
}