本文整理了Java中com.badlogic.gdx.utils.Array.first()方法的一些代码示例，展示了Array.first()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Array.first()方法的具体详情如下：
包路径：com.badlogic.gdx.utils.Array
类名称：Array
方法名：first

Array.first介绍

[英]Returns the first item.
[中]返回第一项。

代码示例

代码示例来源：origin: libgdx/libgdx

/** Returns the first texture region. This is included for backwards compatibility, and for convenience since most fonts only
 * use one texture page. For multi-page fonts, use {@link #getRegions()}.
 * @return the first texture region */
public TextureRegion getRegion () {
  return regions.first();
}

代码示例来源：origin: libgdx/libgdx

/** Returns the first texture region. This is included for backwards compatibility, and for convenience since most fonts only
 * use one texture page. For multi-page fonts, use {@link #getRegions()}.
 * @return the first texture region */
public TextureRegion getRegion () {
  return regions.first();
}

代码示例来源：origin: libgdx/libgdx

/** Convenience method to return the first Texture attachment present in the fbo **/
public T getColorBufferTexture () {
  return textureAttachments.first();
}

代码示例来源：origin: libgdx/libgdx

/** Convenience method to return the first Texture attachment present in the fbo **/
public T getColorBufferTexture () {
  return textureAttachments.first();
}

代码示例来源：origin: libgdx/libgdx

@Override
public void init () {
  Model first = models.first();
  for (int i = 0, c = controller.emitter.maxParticleCount; i < c; ++i) {
    modelChannel.data[i] = new ModelInstance(first);
  }
}

代码示例来源：origin: libgdx/libgdx

@Override
public void init () {
  Model first = models.first();
  for (int i = 0, c = controller.emitter.maxParticleCount; i < c; ++i) {
    modelChannel.data[i] = new ModelInstance(first);
  }
}

代码示例来源：origin: libgdx/libgdx

@Override
public void init () {
  ParticleController first = templates.first();
  for (int i = 0, c = controller.particles.capacity; i < c; ++i) {
    ParticleController copy = first.copy();
    copy.init();
    particleControllerChannel.data[i] = copy;
  }
}

代码示例来源：origin: libgdx/libgdx

@Override
public void init () {
  ParticleController first = templates.first();
  for (int i = 0, c = controller.particles.capacity; i < c; ++i) {
    ParticleController copy = first.copy();
    copy.init();
    particleControllerChannel.data[i] = copy;
  }
}

代码示例来源：origin: libgdx/libgdx

/** Removes objects from the selection that are no longer in the items array. If {@link #getRequired()} is true and there is no
   * selected item, the first item is selected. */
  public void validate () {
    Array<T> array = this.array;
    if (array.size == 0) {
      clear();
      return;
    }
    for (Iterator<T> iter = items().iterator(); iter.hasNext();) {
      T selected = iter.next();
      if (!array.contains(selected, false)) iter.remove();
    }
    if (required && selected.size == 0) set(array.first());
  }
}

代码示例来源：origin: libgdx/libgdx

/** Removes objects from the selection that are no longer in the items array. If {@link #getRequired()} is true and there is no
   * selected item, the first item is selected. */
  public void validate () {
    Array<T> array = this.array;
    if (array.size == 0) {
      clear();
      return;
    }
    for (Iterator<T> iter = items().iterator(); iter.hasNext();) {
      T selected = iter.next();
      if (!array.contains(selected, false)) iter.remove();
    }
    if (required && selected.size == 0) set(array.first());
  }
}

代码示例来源：origin: libgdx/libgdx

/** Sets the selection to only the passed item, if it is a possible choice, else selects the first item. */
public void setSelected (T item) {
  if (items.contains(item, false))
    selection.set(item);
  else if (items.size > 0)
    selection.set(items.first());
  else
    selection.clear();
}

代码示例来源：origin: libgdx/libgdx

@Override
public PolygonRegion load (AssetManager manager, String fileName, FileHandle file, PolygonRegionParameters parameter) {
  Texture texture = manager.get(manager.getDependencies(fileName).first());
  return load(new TextureRegion(texture), file);
}

代码示例来源：origin: libgdx/libgdx

@Override
public PolygonRegion load (AssetManager manager, String fileName, FileHandle file, PolygonRegionParameters parameter) {
  Texture texture = manager.get(manager.getDependencies(fileName).first());
  return load(new TextureRegion(texture), file);
}

代码示例来源：origin: libgdx/libgdx

/** Sets the selection to only the passed item, if it is a possible choice, else selects the first item. */
public void setSelected (T item) {
  if (items.contains(item, false))
    selection.set(item);
  else if (items.size > 0)
    selection.set(items.first());
  else
    selection.clear();
}

代码示例来源：origin: libgdx/libgdx

/** Sets the selection to only the passed item, if it is a possible choice.
 * @param item May be null. */
public void setSelected (T item) {
  if (items.contains(item, false))
    selection.set(item);
  else if (selection.getRequired() && items.size > 0)
    selection.set(items.first());
  else
    selection.clear();
}

代码示例来源：origin: libgdx/libgdx

/** Sets the selection to only the passed item, if it is a possible choice.
 * @param item May be null. */
public void setSelected (T item) {
  if (items.contains(item, false))
    selection.set(item);
  else if (selection.getRequired() && items.size > 0)
    selection.set(items.first());
  else
    selection.clear();
}

代码示例来源：origin: libgdx/libgdx

public void setSprites (Array<Sprite> sprites) {
  this.sprites = sprites;
  if (sprites.size == 0) return;
  for (int i = 0, n = particles.length; i < n; i++) {
    Particle particle = particles[i];
    if (particle == null) break;
    Sprite sprite = null;
    switch (spriteMode) {
    case single:
      sprite = sprites.first();
      break;
    case random:
      sprite = sprites.random();
      break;
    case animated:
      float percent = 1 - particle.currentLife / (float)particle.life;
      particle.frame = Math.min((int)(percent * sprites.size), sprites.size - 1);
      sprite = sprites.get(particle.frame);
      break;
    }
    particle.setRegion(sprite);
    particle.setOrigin(sprite.getOriginX(), sprite.getOriginY());
  }
}

代码示例来源：origin: libgdx/libgdx

public void setSprites (Array<Sprite> sprites) {
  this.sprites = sprites;
  if (sprites.size == 0) return;
  for (int i = 0, n = particles.length; i < n; i++) {
    Particle particle = particles[i];
    if (particle == null) break;
    Sprite sprite = null;
    switch (spriteMode) {
    case single:
      sprite = sprites.first();
      break;
    case random:
      sprite = sprites.random();
      break;
    case animated:
      float percent = 1 - particle.currentLife / (float)particle.life;
      particle.frame = Math.min((int)(percent * sprites.size), sprites.size - 1);
      sprite = sprites.get(particle.frame);
      break;
    }
    particle.setRegion(sprite);
    particle.setOrigin(sprite.getOriginX(), sprite.getOriginY());
  }
}

代码示例来源：origin: libgdx/libgdx

public void create () {
  font = new BitmapFont();
  font.setColor(0, 0, 0, 1);
  Pixmap pixmap = new Pixmap(16, 16, Format.RGBA8888);
  pixmap.setColor(1, 1, 1, 1);
  pixmap.fill();
  texture = new Texture(pixmap);
  batch = new SpriteBatch();
  camera = new OrthographicCamera();
  camera.position.set(100, 100, 0);
  camera.update();
  viewports = ViewportTest1.getViewports(camera);
  viewport = viewports.first();
  names = ViewportTest1.getViewportNames();
  name = names.first();
  Gdx.input.setInputProcessor(new InputAdapter() {
    public boolean keyDown (int keycode) {
      if (keycode == Input.Keys.SPACE) {
        int index = (viewports.indexOf(viewport, true) + 1) % viewports.size;
        name = names.get(index);
        viewport = viewports.get(index);
        resize(Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
      }
      return false;
    }
  });
}

代码示例来源：origin: libgdx/libgdx

@Override
public void render() {
  Gdx.gl.glClearColor(0.2f, 0.2f, 0.2f, 1);
  Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
  camera.setToOrtho(false, Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
  batch.setProjectionMatrix(camera.combined);
  batch.begin();
  float x = 10;
  float y = Gdx.graphics.getHeight() - 10;
  int renderCalls = 0;
  // NOTE: Before production release on mobile, you should cache the array from values()
  // inside the Enum in order to reduce allocations in the render loop.
  for (FontStyle style : FontStyle.values()) {
    for (FontSize size : FontSize.values()) {
      BitmapFont fnt = getFont(style, size);
      fnt.draw(batch, style.name() + " " + size.size + "pt: The quick brown fox jumps over the lazy dog", x, y);
      y -= fnt.getLineHeight() + 10;
    }
    y -= 20;
  }
  BitmapFont font = getFont(FontStyle.Regular, FontSize.Medium);
  font.draw(batch, text, 10, font.getCapHeight() + 10);
  // draw all glyphs in background
  batch.setColor(1f, 1f, 1f, 0.15f);
  batch.draw(packer.getPages().first().getTexture(), 0, 0);
  batch.setColor(1f, 1f, 1f, 1f);
  batch.end();
}