C语言学习利器—AI-CODE坦克机器人

#include <airobot/c/SimpleRobot.h> /** * 用统计学瞄准的机器人 * @author xiemin */ #define BEARING_GAP 0.0523 /*统计概率时角度的间隔，3度*/ #define POWER 0.1 /*发弹的火力*/ #define DISTANCE_GAP 100 /*按距离分区的间隔*/ #define FACTOR_SIZE 30 /*概率分布数组的大小*/ #define STATIST_SIZE 15 /*总的分区数*/ #define WAVE_SIZE 60 /*波的个数*/ /*概率*/ struct Statist { //概率分布数组 double factors[FACTOR_SIZE]; }; /*波，用于统计敌人移动的概率*/ struct Wave { int statist; /*当前分区下的概率分布*/ double center;/*波的中心方向*/ double startX, startY;/*波的开始位置*/ double velocity;/*波的速度*/ long startTime;/*波出发的时间*/ int active;/*波是否是活动的*/ }; struct Statist statists[STATIST_SIZE]; struct Wave waves[WAVE_SIZE]; int getIndex(double bearing); /* 得到指定的夹角在概率数组中的索引*/ int getHeightestIndex(int statist); /* 得到概率最高的索引 */ double getBestFireBearing(int statist); /* 得到最好的开火夹角 */ void rate(int statist, double bearing); /* 提高指定角度下的概率值 */ void addWave(struct Bot*); /*添加一个Wave*/ int getNextWave(void); /*返回下一个空闲的Wave位置*/ int getStatist(struct Bot*); /*返回与Bot对应的statist*/ void updateWaves(struct Bot*); /*更新所有的Wave*/ void updateWave(int wave, long time, double x, double y); /*更新Wave*/ void doMove(void); /*执行移动*/ void doFire(struct Bot* bot);/*执行开火操作*/ void onTick(struct TickAction* action) { struct Bot* opponent = getFirstOpponent(); if(opponent==NULL) return; addWave(opponent); updateWaves(opponent); doFire(opponent); doMove(); } void onRoundBegin(struct RoundBeginAction* action) { //清除上一轮发射的波 int i; for(i=0; i<WAVE_SIZE; i++) waves[i].active = 0; } int getIndex(double bearing) { return FACTOR_SIZE/2+(int)(bearing/BEARING_GAP); } int getHeightestIndex(int statist) { int heightestIndex = 0; int i; for(i=0; i<FACTOR_SIZE; i++) { if(statists[statist].factors[i]>statists[statist].factors[heightestIndex]) { heightestIndex = i; } } return heightestIndex; } void rate(int statist, double bearing) { int i; statists[statist].factors[getIndex(bearing)]+=0.01; for(i=0; i<FACTOR_SIZE; i++) statists[statist].factors[i] *= 0.99; } double getBestFireBearing(int statist) { return (getHeightestIndex(statist)-FACTOR_SIZE/2)*BEARING_GAP; } void addWave(struct Bot* bot) { int wave = getNextWave(); if(wave<0) return; waves[wave].active = 1; waves[wave].statist = getStatist(bot); waves[wave].center = heading(getX(), getY(), bot->x, bot->y); waves[wave].startX = getX(); waves[wave].startY = getY(); waves[wave].startTime = getTime(); waves[wave].velocity = getBulletVelocity(POWER); } void updateWaves(struct Bot* bot) { int i; for(i=0; i<WAVE_SIZE; i++) { if(waves[i].active) { updateWave(i, getTime(), bot->x, bot->y); } } } void updateWave(int wave, long time, double x, double y) { //检查是否撞到了对手 double d1 = distance(waves[wave].startX, waves[wave].startY, x, y); double d2 = waves[wave].velocity*(time-waves[wave].startTime); //hited!! if(d2>=d1) { double h = heading(waves[wave].startX, waves[wave].startY, x, y); //计算开火的夹角 double b = bearing(h, waves[wave].center); //更新这个夹角的命中率 rate(waves[wave].statist, b); waves[wave].active = 0; } } int getNextWave(void) { int i; for(i=0; i<WAVE_SIZE; i++) { if(!waves[i].active) return i; } return -1; } int getStatist(struct Bot* bot) { double d = distance(getX(), getY(), bot->x, bot->y); return (int)(d/DISTANCE_GAP); } void doMove(void) { //移动到场地的中央 moveTo(getCourtWidth()/2, getCourtHeight()/2); } void doFire(struct Bot* bot) { if(getFirePrepareTime()<=0) { int statist = getStatist(bot); double b = getBestFireBearing(statist); double h = heading(getX(), getY(), bot->x, bot->y); fire(h+b, POWER); } } /** * 机器人程序入口 */ int main(int argC, char* argV[]) { tickHook = onTick; roundBeginHook = onRoundBegin; return startup(argC, argV); }