Курсовая работа: Метод наискорейшего спуска

glVertex3f(1.1+0.03,-1+0.1,1);

glVertex3f(1.1-0.03,-1-0.1,1);

//z

glVertex3f(-1-0.03,1.1,1);

glVertex3f(-1+0.03,1.1,1);

glVertex3f(-1-0.03,1.1,1);

glVertex3f(-1+0.03,1.2,1);

glVertex3f(-1-0.03,1.2,1);

glVertex3f(-1+0.03,1.2,1);

//y

glVertex3f(-1,-1,-1-0.1);

glVertex3f(-1,-1+0.1,-1-0.1);

glVertex3f(-1,-1+0.1,-1-0.1);

glVertex3f(-1-0.03,-1+0.2,-1-0.1);

glVertex3f(-1,-1+0.1,-1-0.1);

glVertex3f(-1+0.03,-1+0.2,-1-0.1);

glend;

// if(ComboBox1.ItemIndex=1) then begin

/f1:=sin(x0)*sin(x0)/(sin(y0)*sin(y0)+1);

/f1:=sin(x0)/(x0+y0*y0+1);

i:=-wn;

j:=-wn;

while j<=wn do begin

i:=-wn;

yl:=j;

//glBegin(GL_points);

glBegin(GL_Lines);

glcolor3f(clr,0.0,clb);

while i<=wn do begin