point getProjecaoPontoNaReta(point a, point b, point c)
{
point u(b.x-a.x, b.y-a.y);
point v(c.x-a.x, c.y-a.y);
double k = escalar(u, v)/escalar(u, u);
point w((int)(k*u.x), (int)(k*u.y));
point d(a.x+w.x, a.y+w.y);
return d;
}
void Lampara::escalaLampara(GLdouble x, GLdouble y, GLdouble z){
escalar(x,y,z);
alfa /= y;
b *= y;
posY /= y;
GLfloat PosicionLuz[]={posX,posY,posZ,1.0};
glLightfv(GL_LIGHT1, GL_POSITION, PosicionLuz);
//glLightf(GL_LIGHT1, GL_SPOT_CUTOFF,alfa);
//glLightf(GL_LIGHT1, GL_SPOT_EXPONENT,b);
//GLfloat dir[]={0.0,-1.0,0.0};
//glLightfv(GL_LIGHT1, GL_SPOT_DIRECTION, dir);
//glEnable(GL_LIGHT1);*/
}
void menu(matriz A, matriz B)
{int op; limpiar();double x;
gotoxy(10,5); cout<<"[1] OBTENER UN ELEMENTO DE A..";
gotoxy(10,6); cout<<"[2] OBTENER UN ELEMENTO DE B..";
gotoxy(10,7); cout<<"[3] ASIGNAR UN ELEMENTO DE A..";
gotoxy(10,8); cout<<"[4] ASIGNAR UN ELEMENTO DE B..";
gotoxy(10,9); cout<<"[5] IGUALAR A<-B..............";
gotoxy(10,10); cout<<"[6] IGUALAR B<-A..............";
gotoxy(10,11); cout<<"[7] SUMAR A + B...............";
gotoxy(10,12); cout<<"[8] NEGATIVA DE A.............";
gotoxy(10,13); cout<<"[9] NEGATIVA DE B.............";
gotoxy(10,14); cout<<"[10] RESTAR A - B.............";
gotoxy(10,15); cout<<"[11] RESTAR B - A.............";
gotoxy(10,16); cout<<"[12] ESCALAR PARA A...........";
gotoxy(10,17); cout<<"[13] ESCALAR PARA B...........";
gotoxy(10,18); cout<<"[14] PRODUCTO A * B...........";
gotoxy(10,19); cout<<"[15] PRODUCTO B * A...........";
gotoxy(10,20); cout<<"[16] TRANSPUESTA DE A.........";
gotoxy(10,21); cout<<"[17] TRANSPUESTA DE B.........";
gotoxy(10,22); cout<<"[18] DETERMINANTE DE A........";
gotoxy(10,23); cout<<"[19] DETERMINANTE DE B........";
gotoxy(10,24); cout<<"[20] INVERSA DE A.............";
gotoxy(10,25); cout<<"[21] INVERSA DE B.............";
gotoxy(10,26); cout<<"[22] SALIR....................";
do{gotoxy(22,28); cout<<"Seleccione una opcion (1-22): ";cin>>op;
if(op<1 || op>22)
{gotoxy(20,28);cout<<"Opci¢n incorrecta vuelva a intentar";}
}while(op<1 || op>22);
switch(op)
{case 1: {limpiar();gotoxy(28,4); cout<<"[1] OBTENER UN ELEMENTO DE A..";
obtener(A);menu(A,B);break;}
case 2: {limpiar(); gotoxy(28,4); cout<<"[2] OBTENER UN ELEMENTO DE B..";
obtener(B);menu(A,B);break;}
case 3: {limpiar(); gotoxy(28,4); cout<<"[3] ASIGNAR UN ELEMENTO DE A..";
imprimir(asignar(A));getchar();menu(A,B);break;}
case 4: {limpiar(); gotoxy(28,4); cout<<"[4] ASIGNAR UN ELEMENTO DE B..";
imprimir(asignar(B));getchar();menu(A,B);break;}
case 5: {limpiar(); gotoxy(28,4); cout<<"[5] IGUALAR A<-B..............";
imprimir(igual(A,B));menu(A,B);break;}
case 6: {limpiar(); gotoxy(28,4); cout<<"[6] IGUALAR B<-A..............";
imprimir(igual(B,A));menu(A,B);break;}
case 7: {limpiar(); gotoxy(28,4); cout<<"[7] SUMAR A + B...............";
imprimir(sumar(A,B));menu(A,B);break;}
case 8: {limpiar(); gotoxy(28,4); cout<<"[8] NEGATIVA DE A.............";
imprimir(negativa(A));menu(A,B);break;}
case 9: {limpiar(); gotoxy(28,4); cout<<"[9] NEGATIVA DE B.............";
imprimir(negativa(B));menu(A,B);break;}
case 10: {limpiar(); gotoxy(28,4); cout<<"[10] RESTAR A - B.............";
imprimir(restar(A,B));menu(A,B);break;}
case 11: {limpiar(); gotoxy(28,4); cout<<"[11] RESTAR B - A.............";
imprimir(restar(B,A));menu(A,B);break;}
case 12: {limpiar(); gotoxy(28,4); cout<<"[12] ESCALAR PARA A...........";
imprimir(escalar(A));menu(A,B);break;}
case 13: {limpiar(); gotoxy(28,4); cout<<"[13] ESCALAR PARA B...........";
imprimir(escalar(B));menu(A,B);break;}
case 14: {limpiar(); gotoxy(28,4); cout<<"[14] PRODUCTO A * B...........";
imprimir(producto(A,B));menu(A,B);break;}
case 15: {limpiar(); gotoxy(28,4); cout<<"[15] PRODUCTO B * A...........";
imprimir(producto(B,A));menu(A,B);break;}
case 16: {limpiar(); gotoxy(28,4); cout<<"[16] TRANSPUESTA DE A.........";
imprimir(transpuesta(A));menu(A,B);break;}
case 17: {limpiar(); gotoxy(28,4); cout<<"[17] TRANSPUESTA DE B.........";
imprimir(transpuesta(B));menu(A,B);break;}
case 18: {limpiar(); gotoxy(28,4); cout<<"[18] DETERMINANTE DE A........";
x=det(A);gotoxy(5,5);cout<<"Determinante = "<<x;getchar();menu(A,B);break;}
case 19: {limpiar(); gotoxy(28,4); cout<<"[19] DETERMINANTE DE B........";
x=det(B);gotoxy(5,5);cout<<"Determinante = "<<x;getchar();menu(A,B);break;}
case 20: {limpiar(); gotoxy(28,4); cout<<"[20] INVERSA DE A.............";
inversa(A);menu(A,B);break;}
case 21: {limpiar(); gotoxy(28,4); cout<<"[21] INVERSA DE B.............";
inversa(B);menu(A,B);break;}
case 22: {limpiar(); gotoxy(28,4); cout<<"[22] SALIR....................";
gotoxy(10,10); cout<<"Saliendo...";
gotoxy(25,23); cout<<"Presione Enter Para Salir...";break;
}
}
}
