Snake game in vector view c++











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I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do.
I used the class to create the fruit and the structure for the snake. Also please tell me the esc key which number to call the key case (27 didn’t fit)



#include "header.hpp"
#include <iostream>

void drawField() //рисует клеточки на экране
{
glColor3f(0.2, 0.5, 0.4);
glBegin(GL_LINES);
for (int i = 0; i < width; i += scale)
{
glVertex2f(i, 0);
glVertex2f(i, height);
}
for (int j = 0; j < height; j += scale)
{
glVertex2f(0, j);
glVertex2f(width, j);
}
glEnd();
}

void drawSnake()
{
glColor3f(1.0, 0.8, 0.9);
for (int i = 0; i < num; i++)
{
glRectf(s[i].x*scale, s[i].y*scale, (s[i].x + 1)*scale, (s[i].y +
1)*scale);
}
}

void keyBoard(int key, int a, int b)
{
switch (key)
{
case 101:
direction = 0;
break;
case 102:
direction = 2;
break;
case 100:
direction = 1;
break;
case 103:
direction = 3;
break;
}
}

void step()
{
for (int i = num; i > 0; --i)
{
s[i].x = s[i - 1].x;
s[i].y = s[i - 1].y;
}

if (direction == 0) s[0].y += 1;
if (direction == 1) s[0].x -= 1;
if (direction == 2) s[0].x += 1;
if (direction == 3) s[0].y -= 1;

for (int i = 0; i < 10; i++) //
{
if ((s[0].x == m[i].x) && (s[0].y == m[i].y))
{
num++;
m[i].New();
}
}

if (s[0].x > coundSquarew)
{
direction = 1;
};

if (s[0].x < 0)
{
direction = 2;
};

if (s[0].y > coundSquareh)
{
direction = 3;
};

if (s[0].y < 0)
{
direction = 0;
};

for (int i = 1; i < num; i++)
{
if ((s[0].x == s[i].x) && (s[0].y == s[i].y))
{
num = i;
}
};
};

void display()
{

glClear(GL_COLOR_BUFFER_BIT);
for (int i = 0; i < 10; i++)
{
m[i].drawApple();
}
drawField();
drawSnake();
glFlush();
}

void timer(int = 0)
{
display();

step();

glutTimerFunc(70, timer, 0);
}
---main.cpp----

int main(int argc, char **argv)
{
for (int i = 0; i < 10; i++)
{
m[i].New();
};

s[0].x = 0;
s[0].y = 0;

glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize(width, height);
glutCreateWindow("Snake");
glClearColor(0.0, 0.3, 0.2, 0.5);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluOrtho2D(0, width, 0, height);

glutDisplayFunc(display);
glutTimerFunc(50, timer, 0);
glutSpecialFunc(keyBoard);

glutMainLoop();
}









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  • 1




    This site is for code that’s working. Stack Overflow is for code that isn’t working.
    – Tom Zych
    1 hour ago










  • it works, but too much code
    – Markontr
    1 hour ago










  • I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do. Those two sentences indicate that its broken, otherwise what did you mean?
    – bruglesco
    36 secs ago















up vote
-2
down vote

favorite












I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do.
I used the class to create the fruit and the structure for the snake. Also please tell me the esc key which number to call the key case (27 didn’t fit)



#include "header.hpp"
#include <iostream>

void drawField() //рисует клеточки на экране
{
glColor3f(0.2, 0.5, 0.4);
glBegin(GL_LINES);
for (int i = 0; i < width; i += scale)
{
glVertex2f(i, 0);
glVertex2f(i, height);
}
for (int j = 0; j < height; j += scale)
{
glVertex2f(0, j);
glVertex2f(width, j);
}
glEnd();
}

void drawSnake()
{
glColor3f(1.0, 0.8, 0.9);
for (int i = 0; i < num; i++)
{
glRectf(s[i].x*scale, s[i].y*scale, (s[i].x + 1)*scale, (s[i].y +
1)*scale);
}
}

void keyBoard(int key, int a, int b)
{
switch (key)
{
case 101:
direction = 0;
break;
case 102:
direction = 2;
break;
case 100:
direction = 1;
break;
case 103:
direction = 3;
break;
}
}

void step()
{
for (int i = num; i > 0; --i)
{
s[i].x = s[i - 1].x;
s[i].y = s[i - 1].y;
}

if (direction == 0) s[0].y += 1;
if (direction == 1) s[0].x -= 1;
if (direction == 2) s[0].x += 1;
if (direction == 3) s[0].y -= 1;

for (int i = 0; i < 10; i++) //
{
if ((s[0].x == m[i].x) && (s[0].y == m[i].y))
{
num++;
m[i].New();
}
}

if (s[0].x > coundSquarew)
{
direction = 1;
};

if (s[0].x < 0)
{
direction = 2;
};

if (s[0].y > coundSquareh)
{
direction = 3;
};

if (s[0].y < 0)
{
direction = 0;
};

for (int i = 1; i < num; i++)
{
if ((s[0].x == s[i].x) && (s[0].y == s[i].y))
{
num = i;
}
};
};

void display()
{

glClear(GL_COLOR_BUFFER_BIT);
for (int i = 0; i < 10; i++)
{
m[i].drawApple();
}
drawField();
drawSnake();
glFlush();
}

void timer(int = 0)
{
display();

step();

glutTimerFunc(70, timer, 0);
}
---main.cpp----

int main(int argc, char **argv)
{
for (int i = 0; i < 10; i++)
{
m[i].New();
};

s[0].x = 0;
s[0].y = 0;

glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize(width, height);
glutCreateWindow("Snake");
glClearColor(0.0, 0.3, 0.2, 0.5);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluOrtho2D(0, width, 0, height);

glutDisplayFunc(display);
glutTimerFunc(50, timer, 0);
glutSpecialFunc(keyBoard);

glutMainLoop();
}









share|improve this question









New contributor




Markontr is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
















  • 1




    This site is for code that’s working. Stack Overflow is for code that isn’t working.
    – Tom Zych
    1 hour ago










  • it works, but too much code
    – Markontr
    1 hour ago










  • I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do. Those two sentences indicate that its broken, otherwise what did you mean?
    – bruglesco
    36 secs ago













up vote
-2
down vote

favorite









up vote
-2
down vote

favorite











I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do.
I used the class to create the fruit and the structure for the snake. Also please tell me the esc key which number to call the key case (27 didn’t fit)



#include "header.hpp"
#include <iostream>

void drawField() //рисует клеточки на экране
{
glColor3f(0.2, 0.5, 0.4);
glBegin(GL_LINES);
for (int i = 0; i < width; i += scale)
{
glVertex2f(i, 0);
glVertex2f(i, height);
}
for (int j = 0; j < height; j += scale)
{
glVertex2f(0, j);
glVertex2f(width, j);
}
glEnd();
}

void drawSnake()
{
glColor3f(1.0, 0.8, 0.9);
for (int i = 0; i < num; i++)
{
glRectf(s[i].x*scale, s[i].y*scale, (s[i].x + 1)*scale, (s[i].y +
1)*scale);
}
}

void keyBoard(int key, int a, int b)
{
switch (key)
{
case 101:
direction = 0;
break;
case 102:
direction = 2;
break;
case 100:
direction = 1;
break;
case 103:
direction = 3;
break;
}
}

void step()
{
for (int i = num; i > 0; --i)
{
s[i].x = s[i - 1].x;
s[i].y = s[i - 1].y;
}

if (direction == 0) s[0].y += 1;
if (direction == 1) s[0].x -= 1;
if (direction == 2) s[0].x += 1;
if (direction == 3) s[0].y -= 1;

for (int i = 0; i < 10; i++) //
{
if ((s[0].x == m[i].x) && (s[0].y == m[i].y))
{
num++;
m[i].New();
}
}

if (s[0].x > coundSquarew)
{
direction = 1;
};

if (s[0].x < 0)
{
direction = 2;
};

if (s[0].y > coundSquareh)
{
direction = 3;
};

if (s[0].y < 0)
{
direction = 0;
};

for (int i = 1; i < num; i++)
{
if ((s[0].x == s[i].x) && (s[0].y == s[i].y))
{
num = i;
}
};
};

void display()
{

glClear(GL_COLOR_BUFFER_BIT);
for (int i = 0; i < 10; i++)
{
m[i].drawApple();
}
drawField();
drawSnake();
glFlush();
}

void timer(int = 0)
{
display();

step();

glutTimerFunc(70, timer, 0);
}
---main.cpp----

int main(int argc, char **argv)
{
for (int i = 0; i < 10; i++)
{
m[i].New();
};

s[0].x = 0;
s[0].y = 0;

glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize(width, height);
glutCreateWindow("Snake");
glClearColor(0.0, 0.3, 0.2, 0.5);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluOrtho2D(0, width, 0, height);

glutDisplayFunc(display);
glutTimerFunc(50, timer, 0);
glutSpecialFunc(keyBoard);

glutMainLoop();
}









share|improve this question









New contributor




Markontr is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do.
I used the class to create the fruit and the structure for the snake. Also please tell me the esc key which number to call the key case (27 didn’t fit)



#include "header.hpp"
#include <iostream>

void drawField() //рисует клеточки на экране
{
glColor3f(0.2, 0.5, 0.4);
glBegin(GL_LINES);
for (int i = 0; i < width; i += scale)
{
glVertex2f(i, 0);
glVertex2f(i, height);
}
for (int j = 0; j < height; j += scale)
{
glVertex2f(0, j);
glVertex2f(width, j);
}
glEnd();
}

void drawSnake()
{
glColor3f(1.0, 0.8, 0.9);
for (int i = 0; i < num; i++)
{
glRectf(s[i].x*scale, s[i].y*scale, (s[i].x + 1)*scale, (s[i].y +
1)*scale);
}
}

void keyBoard(int key, int a, int b)
{
switch (key)
{
case 101:
direction = 0;
break;
case 102:
direction = 2;
break;
case 100:
direction = 1;
break;
case 103:
direction = 3;
break;
}
}

void step()
{
for (int i = num; i > 0; --i)
{
s[i].x = s[i - 1].x;
s[i].y = s[i - 1].y;
}

if (direction == 0) s[0].y += 1;
if (direction == 1) s[0].x -= 1;
if (direction == 2) s[0].x += 1;
if (direction == 3) s[0].y -= 1;

for (int i = 0; i < 10; i++) //
{
if ((s[0].x == m[i].x) && (s[0].y == m[i].y))
{
num++;
m[i].New();
}
}

if (s[0].x > coundSquarew)
{
direction = 1;
};

if (s[0].x < 0)
{
direction = 2;
};

if (s[0].y > coundSquareh)
{
direction = 3;
};

if (s[0].y < 0)
{
direction = 0;
};

for (int i = 1; i < num; i++)
{
if ((s[0].x == s[i].x) && (s[0].y == s[i].y))
{
num = i;
}
};
};

void display()
{

glClear(GL_COLOR_BUFFER_BIT);
for (int i = 0; i < 10; i++)
{
m[i].drawApple();
}
drawField();
drawSnake();
glFlush();
}

void timer(int = 0)
{
display();

step();

glutTimerFunc(70, timer, 0);
}
---main.cpp----

int main(int argc, char **argv)
{
for (int i = 0; i < 10; i++)
{
m[i].New();
};

s[0].x = 0;
s[0].y = 0;

glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize(width, height);
glutCreateWindow("Snake");
glClearColor(0.0, 0.3, 0.2, 0.5);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluOrtho2D(0, width, 0, height);

glutDisplayFunc(display);
glutTimerFunc(50, timer, 0);
glutSpecialFunc(keyBoard);

glutMainLoop();
}






c opengl






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edited 1 hour ago





















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asked 1 hour ago









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Markontr is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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Check out our Code of Conduct.








  • 1




    This site is for code that’s working. Stack Overflow is for code that isn’t working.
    – Tom Zych
    1 hour ago










  • it works, but too much code
    – Markontr
    1 hour ago










  • I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do. Those two sentences indicate that its broken, otherwise what did you mean?
    – bruglesco
    36 secs ago














  • 1




    This site is for code that’s working. Stack Overflow is for code that isn’t working.
    – Tom Zych
    1 hour ago










  • it works, but too much code
    – Markontr
    1 hour ago










  • I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do. Those two sentences indicate that its broken, otherwise what did you mean?
    – bruglesco
    36 secs ago








1




1




This site is for code that’s working. Stack Overflow is for code that isn’t working.
– Tom Zych
1 hour ago




This site is for code that’s working. Stack Overflow is for code that isn’t working.
– Tom Zych
1 hour ago












it works, but too much code
– Markontr
1 hour ago




it works, but too much code
– Markontr
1 hour ago












I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do. Those two sentences indicate that its broken, otherwise what did you mean?
– bruglesco
36 secs ago




I tried to make a vector out of class and structure, but it didn't work out for me. Please tell me what and how to do. Those two sentences indicate that its broken, otherwise what did you mean?
– bruglesco
36 secs ago















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