54 lines
1.9 KiB
C#
54 lines
1.9 KiB
C#
using System;
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using UnityEngine;
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namespace Obi{
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public class ObiCapsuleShapeTracker2D : ObiShapeTracker
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{
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public ObiCapsuleShapeTracker2D(ObiCollider2D source, CapsuleCollider2D collider)
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{
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this.source = source;
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this.collider = collider;
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}
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public override bool UpdateIfNeeded ()
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{
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CapsuleCollider2D capsule = collider as CapsuleCollider2D;
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// retrieve collision world and index:
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var world = ObiColliderWorld.GetInstance();
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int index = source.Handle.index;
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// update collider:
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var shape = world.colliderShapes[index];
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shape.is2D = 1;
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shape.type = ColliderShape.ShapeType.Capsule;
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shape.filter = source.Filter;
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shape.flags = capsule.isTrigger ? 1 : 0;
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shape.rigidbodyIndex = source.Rigidbody != null ? source.Rigidbody.handle.index : -1;
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shape.materialIndex = source.CollisionMaterial != null ? source.CollisionMaterial.handle.index : -1;
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shape.contactOffset = source.Thickness;
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shape.center = capsule.offset;
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Vector2 size = capsule.size;
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shape.size = new Vector4((capsule.direction == CapsuleDirection2D.Horizontal ? size.y : size.x) * 0.5f,
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Mathf.Max(size.x, size.y),
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capsule.direction == CapsuleDirection2D.Horizontal ? 0 : 1, 0);
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world.colliderShapes[index] = shape;
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// update bounds:
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var aabb = world.colliderAabbs[index];
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aabb.FromBounds(capsule.bounds, shape.contactOffset,true);
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world.colliderAabbs[index] = aabb;
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// update transform:
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var trfm = world.colliderTransforms[index];
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trfm.FromTransform(capsule.transform,true);
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world.colliderTransforms[index] = trfm;
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return false;
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}
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}
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}
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