同样是最初步的模拟,有待再完善下去.飞碟速度上的问题还是希望大家自己调整gamespeed的速度.
空格是发射,发射的具体样子我没写.
#include <graphics.h>
#include <math.h>
#include <stdlib.h>
#include <dos.h>
#define KEY_ESC 0x01
#define KEY_SPACE 0x39
#define KEY_UP 0x48
#define KEY_LEFT 0x4b
#define KEY_RIGHT 0x4d
#define KEY_DOWN 0x50
int gamespeed=1200;/*自己改游戏的速度*/
int speed;/*飞碟移动速度*/
int col;/*中心坐标*/
int score=0;/*得分*/
char key_state[128],key_pressed[128];/*键盘操作用的变量*/
void Init();/*初始*/
void Close();/*关闭*/
void PlayGame();/*游戏过程*/
void PrScore();/*输出成绩*/
void DrawM(int x,int y,int color);/*画瞄准器*/
void Win();/*输出最后结果*/
int GetKey(int ScanCode);/*这里开始都是按键函数*/
void interrupt far (*OldInt9Handler)();
void far interrupt NewInt9();
void InstallKeyboard();
void ShutDownKeyboard();
DrawFly(int x,int y,int color);/*画飞碟*/
void main(void)
void PrScore()/*输出成绩*/
{
char s[10];
setfillstyle(SOLID_FILL,BLACK);
bar(30,0,100,50);
setcolor(6);
settextstyle(0,0,2);
sprintf(s,"%d",score);
outtextxy(30,20,s);
}
void DrawM(int x,int y,int color)/*画瞄准器*/
void Win()/*输出最后结果*/
{
settextstyle(0,0,4);
setcolor(RED);
if(score>18)
outtextxy(200,200,"VERY GOOD");
else if(score>10)
outtextxy(250,200,"GOOD");
else
outtextxy(250,200,"~@_@~");
}
void PlayGame()/*游戏过程*/
{
float x,y;/*飞碟的坐标*/
int mx,my;
int i,num=0;
for(i=40;i<640;i+=30)
DrawFly(i,65,WHITE);
mx=my=300;
setcolor(15);
line(0,80,640,80);
randomize();
while(num<20)
{
PrScore();/*输出成绩*/
col=random(10);/*中心坐标随机*/
col=col*20+200;
speed=2+random(2);/*飞碟速度随机*/
for(x=-250;x<=250;x+=speed)/*飞碟移动全过程*/
{
y=pow((x/10),2)+200;/*求y坐标*/
DrawFly(x,y,WHITE);
DrawM(mx,my,YELLOW);
delay(gamespeed);/*间隔*/
DrawM(mx,my,BLACK);
DrawFly(x,y,BLACK);
if(GetKey(KEY_ESC))/*结束游戏*/
break;
if(GetKey(KEY_LEFT))
mx-=4;
if(GetKey(KEY_RIGHT))
mx+=4;
if(GetKey(KEY_DOWN))
my+=4;
if(GetKey(KEY_UP)&&my>100)
my-=4;
if(GetKey(KEY_SPACE))/*发子弹*/
{
if(((x+col+10)>=(mx-2)&&x<=(mx+2))&&(y>=(my-2)&&y<=(my+2)))/*这里控制精确度*/
{
score++;
DrawFly(x,y,BLACK);
DrawM(mx,my,YELLOW);
PrScore();
DrawM(mx,my,BLACK);
break;
}
}
if(y>490&&col+x>col)/*自动消失*/
break;
}
if(y<490)
{
setcolor(RED);
line(40+num*30-10,55,40+num*30+10,75);
line(40+num*30-10,75,40+num*30+10,55);
}
num++;
if(GetKey(KEY_ESC))/*结束游戏*/
break;
}
Win();
while(1)
}
void Init()/*初始*/
{ int gd=DETECT,gm;
initgraph(&gd,&gm,"c:\tc");
cleardevice();
InstallKeyboard();
}
void Close()/*关闭*/
DrawFly(int x,int y,int color)/*画飞碟*/
void far interrupt NewInt9(void)
{
unsigned char ScanCode,temp;
ScanCode=inportb(0x60);
temp=inportb(0x61);
outportb(0x61,temp 0x80);
outportb(0x61,temp & 0x7f);
if(ScanCode&0x80)
{
ScanCode&=0x7f;
key_state[ScanCode]=0;
}
else
{
key_state[ScanCode]=1;
key_pressed[ScanCode]=1;
}
outportb(0x20,0x20);
}
void InstallKeyboard(void)
{
int i;
for(i=0;i<128;i++)
key_state[i]=key_pressed[i]=0;
OldInt9Handler=getvect(9); /*中断向量值*/
setvect(9,NewInt9); /*中断程序NewInt9地址存入指定的中断向量表中INT 09H*/
}
void ShutDownKeyboard(void)
int GetKey(int ScanCode)
{
int res;
res=key_state[ScanCode]key_pressed[ScanCode];
key_pressed[ScanCode]=0;
return res;
}
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