LibGDX:黑色矩形而不是动画纹理

Texture texture = new Texture(Gdx.files.internal("path/to/your/texture.png"));

TextureRegion[] frames = new TextureRegion[numFrames];
for (int i = 0; i < numFrames; i++) {
    frames[i] = new TextureRegion(texture, i * frameWidth, 0, frameWidth, frameHeight);
}
Animation<TextureRegion> animation = new Animation<>(frameDuration, frames);

TextureRegion currentFrame = animation.getKeyFrame(stateTime, true);
batch.begin();
batch.draw(currentFrame, x, y);
batch.end();

public class MyGame extends ApplicationAdapter {
    private Texture texture;
    private Animation<TextureRegion> animation;
    private float stateTime;

    @Override
    public void create() {
        texture = new Texture(Gdx.files.internal("badlogic.jpg"));
        TextureRegion[] frames = new TextureRegion[10];
        for (int i = 0; i < 10; i++) {
            frames[i] = new TextureRegion(texture, i * 64, 0, 64, 64);
        }
        animation = new Animation<>(0.1f, frames);
    }

    @Override
    public void render() {
        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
        stateTime += Gdx.graphics.getDeltaTime();
        TextureRegion currentFrame = animation.getKeyFrame(stateTime, true);

        batch.begin();
        batch.draw(currentFrame, 100, 100);
        batch.end();
    }

    @Override
    public void dispose() {
        texture.dispose();
    }
}