规范提交格式
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package com.pandafighter;
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import robocode.*;
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import java.awt.geom.Point2D;
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import java.awt.Color;
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public class pandafighter extends AdvancedRobot
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{
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double moveDirection;
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enemyStat enemy = new enemyStat();
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public void run()
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{
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setBodyColor(Color.black);
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setGunColor(Color.WHITE);
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setRadarColor(Color.WHITE);
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setScanColor(Color.BLACK);
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setBulletColor(Color.YELLOW);
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setAdjustGunForRobotTurn(true);
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setAdjustRadarForGunTurn(true);
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setTurnRadarRightRadians(2*Math.PI); //让雷达一直转
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while(true)
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{
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doFire();
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doScannedRobot();
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doMovement() ;
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execute();
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}
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}
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public void onScannedRobot(ScannedRobotEvent e)
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{
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enemy.updateStat(e, this);
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}
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public void doMovement()//随机移动
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{ //程序首先判断运动是否完成，若完成，随机选出一个座标点，移动到该点
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if( Math.abs( getDistanceRemaining() ) < 1 )
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{
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double myX = getX();
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double myY = getY();
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double nextX, nextY; // the next point move to
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nextX = Math.random() * ( getBattleFieldWidth() - 100 ) + 50;
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nextY = Math.random() * ( getBattleFieldHeight() - 100 ) + 50;
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double turnAngle =getAngle(myX,myY,nextX,nextY );
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turnAngle = normalizeBearing( turnAngle - getHeadingRadians() );
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double moveDistance = Point2D.distance( myX, myY, nextX, nextY );
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double moveDirection = 1;
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if ( Math.abs( turnAngle ) >Math.PI/2)
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{
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turnAngle = normalizeBearing( turnAngle + Math.PI);
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moveDirection *= -1;
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}
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setTurnRightRadians( turnAngle );
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setAhead( moveDirection * moveDistance ); }
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}
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public static double getAngle(double x1, double y1, double x2, double y2)
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{
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return Math.atan2( x2 - x1, y2 - y1 );
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}
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public void doScannedRobot()
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{
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if (getTime()-enemy.time>1)
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{
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setTurnRadarRightRadians(3*Math.PI);
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}
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else
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{
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double absolation_bearing=(getHeadingRadians()+enemy.relative_bearing)%(2*Math.PI);
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double relative_radar_bearing=getRadarHeadingRadians()-absolation_bearing;
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double a=normalizeBearing(relative_radar_bearing);
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setTurnRadarLeftRadians(a);
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}
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}
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public double normalizeBearing( double angle )
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{
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if ( angle < -Math.PI )
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angle += 2*Math.PI;
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if ( angle > Math.PI )
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angle -= 2*Math.PI;
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return angle;
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}
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public void doFire()
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{
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double heading_offset=enemy.en_heading-enemy.pre_heading+0.000001;
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double distance=enemy.distance;
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double bullet_velocity=20-3*3;
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double r=enemy.velocity/heading_offset;
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double heading=0.0;
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for(int i=0;i<4;i++)//迭代 使预测更加准确
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{
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double b_travel_ti=distance/bullet_velocity;
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double predict_heading_r=enemy.en_heading+heading_offset*b_travel_ti;
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double predict_x=enemy.xCoordinate-r*Math.cos(predict_heading_r)+r*Math.cos(enemy.en_heading);
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double predict_y=enemy.yCoordinate+r*Math.sin(predict_heading_r)-r*Math.sin(enemy.en_heading);
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heading=Math.atan2(predict_x-getX(),predict_y-getY());
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double diatance=Point2D.distance( getX(), getY(), predict_x, predict_y );
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}
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double a=normalizeBearing(heading-getGunHeadingRadians());
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setTurnGunRightRadians(a);
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setFire(3);
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}
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public void onHitByBullet(HitByBulletEvent e)
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{
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if(getX()>150&&getY()>150&&enemy.battle_w-getX()>150&&enemy.battle_h-getY()>150)
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{
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double dist=150;
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double a=normalizeBearing(90 - (getHeading() - e.getHeading()));
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if(Math.abs(a)>Math.PI/2)
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{
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a=normalizeBearing(a+Math.PI);
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}
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setTurnRight( a);
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setAhead(dist);
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dist *= -1;
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}
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}
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public void onWin(WinEvent e)
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{
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for (int i = 0; i < 50; i++)
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{
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turnGunRightRadians(Math.PI*3/4);
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turnGunLeftRadians(Math.PI*3/4);
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}
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}
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}
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class enemyStat //方法
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{ public double pre_heading;
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public double en_heading;
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double xCoordinate;
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double yCoordinate;
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double direction;
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double battle_h;
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double battle_w;
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double relative_bearing;
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double velocity;
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double time;
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double distance;
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public void updateStat(ScannedRobotEvent e,AdvancedRobot ar)
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{
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pre_heading=en_heading;
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en_heading=e.getHeadingRadians();
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battle_h=ar.getBattleFieldHeight();
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battle_w=ar.getBattleFieldWidth();
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relative_bearing=e.getBearingRadians();
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direction = relative_bearing + ar.getHeadingRadians();
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xCoordinate= ar.getX() + Math.sin( direction ) * distance;
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yCoordinate = ar.getY() + Math.cos( direction ) *distance;
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velocity=e.getVelocity();
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time=e.getTime();
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distance=e.getDistance();
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}
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}
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