how to shoot on direction of ship asteroids sfml

[mahmoud31415]

#include <SFML/Graphics.hpp>
#include
#include
#include
#include <SFML/Audio.hpp>
#include
#include

using namespace std;

float d = 0.017453f;

float dd = 0.017453f;
int main()
{
sf::Font font;
if (!font.loadFromFile("/system/fonts/Roboto-Regular.ttf"))
return EXIT_FAILURE;

int wx=1080,wy=2340;
sf::RenderWindow app(sf::VideoMode(wx,wy),"my app");

float x=500,y=300;
float xx=xx,yy=y;
float dy=0,dx=0,angle=0;
float dyy=0,dxx=0,anglee=0;
bool go=false;
int l=0;
//////// the Ship
sf::CircleShape ship(50,3);
ship.setOutlineThickness(5);
ship.setFillColor(sf::Color(0,0,0));
ship.setScale(1,1.4);
ship.setOrigin(25,25);
//////The buttons
sf::CircleShape but(50,3);
but.setScale(1,1.4);
but.setFillColor(sf::Color(200,200,0));
vector<sf::CircleShape >butt(5);
for(int i=0;i<5;i++)
{
butt[i]=but;
butt[0].setPosition(200,100);
butt[1].setPosition(150,350);
butt[1].rotate(45);
butt[2].setPosition(200,2000);
butt[2].rotate(-90);
}
/////

//////////the fire

sf::CircleShape f(10);

vector<sf::CircleShape >fire;
fire.push_back(sf::CircleShape (f));

while(app.isOpen())
{
sf::Event event;
while(app.pollEvent(event))
{
if(event.type == sf::Event::Closed)
app.close();
}
butt[3].setPosition(1000,500);
butt[4].setPosition(1000,700);

for(int i=0;i<2;i++)
if (event.type == sf::Event::TouchMoved)
{

sf::Vector2i touchpos = sf::Touch::getPosition(0);
fire.push_back(sf::CircleShape (f));

f.setPosition(ship.getPosition().x,ship.getPosition().y);
l+=1;
}

xx+=sin(angle)*20;
yy+=cos(angle)*20;
for(int j=0;j<fire.size();j+=1)
{

// fire[j].setPosition(xx,yy);
anglee=sin(angle);
fire[j].move(anglee*20,cos(angle)*20);
//fire[j].setPosition();

}

for(int i=0;i<=1;i++)
if(sf::Touch::isDown(i))
{
sf::Vector2i touchpo = sf::Touch::getPosition(1);
butt[4].setPosition(touchpo.x,touchpo.y);
sf::Vector2i touchpos = sf::Touch::getPosition(0);
go=false;
butt[3].setPosition(touchpos.x,touchpos.y);

}

if(butt[3].getGlobalBounds().intersects(butt[0].getGlobalBounds()))angle-=3;
if(butt[3].getGlobalBounds().intersects(butt[1].getGlobalBounds()))angle+=3;
if(butt[3].getGlobalBounds().intersects(butt[2].getGlobalBounds())||butt[4].getGlobalBounds().intersects(butt[2].getGlobalBounds()))go=true;

else go=false;
if(butt[4].getGlobalBounds().intersects(butt[0].getGlobalBounds()))angle-=3;
if(butt[4].getGlobalBounds().intersects(butt[1].getGlobalBounds()))angle+=3;

if(go)
{
dxx+=cos(anglee*dd)10;
dyy+=sin(angleedd)*10;

dx+=cos(angle*d)0.2;
dy+=sin(angled)*0.2;

}
else
{
////سرعة التوقف
dx*=0.99;
dy*=0.99;

}

int max=15;
float sp=sqrt(dxdx+dydy);
if(sp>max)
{
dx*=max/sp;
dy*=max/sp;
}

x+=dx;
y+=dy;

if(x>1100)x=-100;
if(y>2400)y=-100;
if(x<-100)x=1100;
if(y<-100)y=2400;

ship.setPosition(x,y);
ship.setRotation(angle+90);

/////////////
stringstream ss;
ss<< ship.getRotation();
string s;
ss>>s;
sf::Text text(s, font, 50);
text.setPosition(100,5);

////shoing iny thing here draw

for(int i=0;i<fire.size();i++)
{
app.draw(fire[i]);

}
for(int i=0;i<3;i++)
app.draw(butt[i]);
app.draw(text);
app.draw(ship);
app.display();
}
return 0;
}