?? steepestdescentsmethod.java
字號:
package org.openscience.cdk.modeling.forcefield;import javax.vecmath.GVector;//import org.openscience.cdk.tools.LoggingTool;/** * Find a direction from a point of the coordinates space using the steepest descents approach. * * @author vlabarta * @cdk.module forcefield * * @cdk.keyword steepest descent */public class SteepestDescentsMethod { GVector sk = null; //private LoggingTool logger; public SteepestDescentsMethod() { //logger = new LoggingTool(this); } /** * Constructor for the SteepestDescentsMethod object * *@param coords3d Coordinates from current point */ public SteepestDescentsMethod(GVector coords3d) { sk = new GVector(coords3d.getSize()); } /** * sk=-gK/|gk| * * @param gk Gradient at coordinates Xk */ public void setSk(GVector gk) { sk.set(gk); sk.normalize(); sk.scale(-1); //logger.debug("vectorS = " + sk); return; }}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -