TextureLoader.java 文件源码

@Override
public void loadAsync (AssetManager manager, String fileName, FileHandle fileHandle, TextureParameter parameter) {
    if (parameter == null || (parameter != null && parameter.textureData == null)) {
        Pixmap pixmap = null;
        Format format = null;
        boolean genMipMaps = false;
        texture = null;

        if (parameter != null) {
            format = parameter.format;
            genMipMaps = parameter.genMipMaps;
            texture = parameter.texture;
        }

        FileHandle handle = resolve(fileName);
        pixmap = new Pixmap(handle);
        data = new FileTextureData(handle, pixmap, format, genMipMaps);
    } else {
        data = parameter.textureData;
        if (!data.isPrepared()) data.prepare();
        texture = parameter.texture;
    }
}