Delete Jme.java

package bouncingshape;

import com.jme3.bullet.collision.shapes.CollisionShape;

import com.jme3.bullet.collision.shapes.MeshCollisionShape;

import com.jme3.bullet.control.RigidBodyControl;

import com.jme3.math.Vector3f;

import com.jme3.scene.Mesh;

import com.jme3.scene.VertexBuffer;

import com.jme3.util.BufferUtils;

public class Jme{

    public static Mesh createMesh(Vector3D[] vertices, int[] indices) {

        Mesh mesh = new Mesh();

        // 创建用于存储 Vector3f 的数组

        Vector3f[] jmeVertices = new Vector3f[vertices.length];

        for (int i = 0; i < vertices.length; i++) {

            // 将 Vector3D 转换为 Vector3f

            jmeVertices[i] = new Vector3f(vertices[i].x, vertices[i].y, vertices[i].z);

        }

        // 设置顶点位置

        mesh.setBuffer(VertexBuffer.Type.Position, 3, BufferUtils.createFloatBuffer(jmeVertices));

        // 设置三角形索引

        mesh.setBuffer(VertexBuffer.Type.Index, 3, BufferUtils.createIntBuffer(indices));

        // 更新网格边界和网格数量信息

        mesh.updateBound();

        mesh.updateCounts();

        return mesh;

    }

    public static RigidBodyControl setupPhysics(Mesh mesh) {

        // 创建碰撞形状

        CollisionShape collisionShape = new MeshCollisionShape(mesh);

        // 创建刚体控制器，参数为物体的质量（例如1.0表示动态物体）

        RigidBodyControl rigidBodyControl = new RigidBodyControl(collisionShape, 1.0f);

        return rigidBodyControl;

    }

}