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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /** @formatter:off  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * ******************************************************************  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Created by   Marko Kungla on Jun 21, 2016 - 2:19:19 AM  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Contact      [email protected]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @copyright   2016 Marko Kungla - https://github.com/mkungla  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @license     The MIT License (MIT)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *   | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @category       AframeVR  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package        aframe-php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *   | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Lang         PHP (php version >= 7)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Encoding     UTF-8  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * File         Flat.php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Code format  PSR-2 and 12  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @link        https://github.com/mkungla/aframe-php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 ^ @issues      https://github.com/mkungla/aframe-php/issues  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * ********************************************************************  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Contributors:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author Marko Kungla <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * ********************************************************************  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Comments:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @formatter:on */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace AframeVR\Core\Shaders;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use \AframeVR\Interfaces\ShaderInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Flat implements ShaderInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Base diffuse color.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var string $color  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public $color = '#fff';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Whether or not material is affected by fog.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var string $fog  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public $fog = 'true';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Height of video (in pixels), if defining a video texture.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var int $height  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public $height = 360;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * How many times a texture (defined by src) repeats in the X and Y direction.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var string $repeat  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public $repeat = '1 1';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Image or video texture map.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Can either be a selector to an <img> or <video>, or an inline URL.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var string|null $src  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public $src = null;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Width of video (in pixels), if defining a video texture.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var int $width  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public $width = 640;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * removeDefaultDOMAttributes  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
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                    public function removeDefaultDOMAttributes()  | 
            
                            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $defaults = get_class_vars(get_class($this));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach (get_object_vars($this) as $name => $value) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if (empty($value) || (array_key_exists($name, $defaults) && $value === $defaults[$name]))  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                unset($this->$name);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Base diffuse color  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param string $color              | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function color(string $color = '#fff')  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->color = $color;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Whether or not material is affected by fog.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param bool $fog              | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                     */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    public function fog(bool $fog = true)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->fog = $fog ? 'true' : 'false';  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Height of video (in pixels), if defining a video texture.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param int $height              | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function height(int $height = 360)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->height = $height;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param float $x              | 
            
                            
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                     * @param float $y              | 
            
                            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function repeat(float $x = 1, float $y = 1)  | 
            
                            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->repeat = sprintf('%d %d', $x, $y); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * How many times a texture (defined by src) repeats in the X and Y direction.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param string $src              | 
            
                            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function src(string $src = null)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    134
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                                                     | 
                
                 | 
                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                             1                          | 
                
                 | 
                        $this->src = $src;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                             1                          | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                     * Width of video (in pixels), if defining a video texture.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                     * @param int $width              | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                             1                          | 
                
                 | 
                    public function width(int $width = 360)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                             1                          | 
                
                 | 
                        $this->width = $width;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                             1                          | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.