PhysicsShape2D.vertexCount

描述

The total number of vertices used to represent the shape type.

See PhysicsShapeType2D for details on how each type uses different quantities of vertices to represent itself.

using UnityEngine;
using UnityEngine.Assertions;

public class Example : MonoBehaviour
{
    void Start()
    {
        // Create a shape group.
        var shapeGroup = new PhysicsShapeGroup2D();

        // Add a Circle to the shape group.
        var circleShapeIndex = shapeGroup.AddCircle
            (
                center: new Vector2(-2f, 3f),
                radius: 1f
            );

        // Add a Capsule to the shape group.
        var capsuleShapeIndex = shapeGroup.AddCapsule
            (
                vertex0: Vector2.down,
                vertex1: Vector2.up,
                radius: 0.5f
            );

        // Fetch the shapes.
        var circleShape = shapeGroup.GetShape(circleShapeIndex);
        var capsuleShape = shapeGroup.GetShape(capsuleShapeIndex);

        // Validate the shape vertex count.
        Assert.AreEqual(1, circleShape.vertexCount);
        Assert.AreEqual(2, capsuleShape.vertexCount);
    }
}