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Man.cpp
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Man.cpp
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//Man
#include<GL/glut.h>
#include<math.h>
void draw(int x, int y, int xc, int yc)
{
glVertex2f(xc + x, yc + y);
glVertex2f(xc + x, yc - y);
glVertex2f(xc - x, yc - y);
glVertex2f(xc - x, yc + y);
glVertex2f(xc + y, yc + x);
glVertex2f(xc - y, yc + x);
glVertex2f(xc - y, yc - x);
glVertex2f(xc + y, yc - x);
}
void circle(int R, int xc, int yc)
{
glBegin(GL_POLYGON);
int x = 0, y = R;
int P = 3 - 2 * R;
while (y >= x)
{
draw(x, y, xc, yc);
if (P < 0)
{
P += 4 * x + 6;
}
else
{
P += 4 * (x - y) + 10;
y--;
}
x++;
}
glEnd();
}
void rect(int x1, int y1, int x2, int y2)
{
glBegin(GL_POLYGON);
glVertex2f(x1, y1);
glVertex2f(x2, y1);
glVertex2f(x2, y2);
glVertex2f(x1, y2);
glEnd();
}
void arm(int x1, int x2, int x3, int x4, int y1, int y2, int y3, int y4)
{
glBegin(GL_POLYGON);
glVertex2f(x1, y1);
glVertex2f(x2, y2);
glVertex2f(x3, y3);
glVertex2f(x4, y4);
glEnd();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT);
glBegin(GL_POLYGON); //start
glColor3f(1.0, 0.0, 0.0);
glVertex2i(80, 70);
glVertex2i(80, 100);
glVertex2i(90, 100);
glVertex2i(90, 70);
glEnd(); //end
//arms
glColor3f(0.0, 0.0, 0.0);
glBegin(GL_LINES);
glVertex2f(80, 100);
glVertex2f(50, 80);
glEnd();
glBegin(GL_LINES);
glVertex2f(90, 100);
glVertex2f(120, 80);
glEnd();
//legs
glBegin(GL_LINES);
glVertex2f(80, 70);
glVertex2f(70, 50);
glEnd();
glBegin(GL_LINES);
glVertex2f(90, 70);
glVertex2f(100, 50);
glEnd();
glColor3f(0.6, 0.5, 0.2);
circle(10, 85, 110);
glFlush();
}
void myinit()
{
glClearColor(1.0, 1.0, 1.0, 1.0);
glColor3f(1.0, 0.0, 0.0);
glPointSize(5.0);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluOrtho2D(0.0, 300.0, 0.0, 300.0);
}
void main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize(700, 600);
glutInitWindowPosition(0, 0);
glutCreateWindow("Man");
glutDisplayFunc(display);
myinit();
glutMainLoop();
}