1<?php 2 3/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ 4 5/** 6 * 3d Library 7 * 8 * PHP versions 5 9 * 10 * LICENSE: 11 * This library is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU Lesser General Public 13 * License as published by the Free Software Foundation; either 14 * version 2.1 of the License, or (at your option) any later version. 15 * 16 * This library is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * Lesser General Public License for more details. 20 * 21 * You should have received a copy of the GNU Lesser General Public 22 * License along with this library; if not, write to the Free Software 23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 24 * 25 * @category Image 26 * @package Image_3D 27 * @author Kore Nordmann <3d@kore-nordmann.de> 28 * @copyright 1997-2005 Kore Nordmann 29 * @license http://www.gnu.org/licenses/lgpl.txt lgpl 2.1 30 * @version CVS: $Id$ 31 * @link http://pear.php.net/package/PackageName 32 * @since File available since Release 0.1.0 33 */ 34 35require_once 'Image/3D/Color.php'; 36 37/** 38 * Image_3D_Color_Metal 39 * 40 * @category Image 41 * @package Image_3D 42 * @author Kore Nordmann <3d@kore-nordmann.de> 43 * @copyright 1997-2005 Kore Nordmann 44 * @license http://www.gnu.org/licenses/lgpl.txt lgpl 2.1 45 * @version Release: @package_version@ 46 * @link http://pear.php.net/package/PackageName 47 * @since Class available since Release 0.1.0 48 */ 49class Image_3D_Color_Metal extends Image_3D_Color 50{ 51 52 protected $_metal; 53 54 public function setMetal($metal) 55 { 56 $this->_metal = (float) $metal; 57 } 58 59 protected function _mixColor() 60 { 61 $this->_rgbaValue[0] = min(1, $this->_rgbaValue[0] * $this->_light[0] + $this->_metal * $this->_light[0]); 62 $this->_rgbaValue[1] = min(1, $this->_rgbaValue[1] * $this->_light[1] + $this->_metal * $this->_light[1]); 63 $this->_rgbaValue[2] = min(1, $this->_rgbaValue[2] * $this->_light[2] + $this->_metal * $this->_light[2]); 64 } 65} 66 67