void Shape::axisRotate(float deg){
Vertex centTemp(center.x, center.y, center.z);
translate(-center.x, -center.y, -center.z);//Translate to origin
Vertex origin(0,0,0);
bool para = false;
//Build movement matrix
axis = chooseAxis();
Vect * ax = new Vect(origin, axis);
Vect y(0,1.0, 0);
Vect * v = Vect::unitVector(*ax);
if(v->isParallel(y)){
v->x += .0000000001;
}
Vect * u = Vect::unitVector(*(Vect::crossProduct(*v, y)));
Vect * n = Vect::unitVector(*(Vect::crossProduct(*u, *v)));
//Align the global axis to the local axis:
for(int i = 0; i < rs; i++){
for(int j = 0; j < vs; j++){
GLfloat x = verts[i][j].x;
GLfloat y = verts[i][j].y;
GLfloat z = verts[i][j].z;
verts[i][j].x = u->x*x + u->y*y + u->z*z;
verts[i][j].y = v->x*x + v->y*y + v->z*z;
verts[i][j].z = n->x*x + n->y*y + n->z*z;
x = vertsNorm[i][j].x;
y = vertsNorm[i][j].y;
z = vertsNorm[i][j].z;
vertsNorm[i][j].x = u->x*x + u->y*y + u->z*z;
vertsNorm[i][j].y = v->x*x + v->y*y + v->z*z;
vertsNorm[i][j].z = n->x*x + n->y*y + n->z*z;
}
}
//Rotate the amount needed.
rotate(deg, 0, 1, 0);
if(!para){
for(int i = 0; i < rs; i++){
for(int j = 0; j < vs; j++){
GLfloat x = verts[i][j].x;
GLfloat y = verts[i][j].y;
GLfloat z = verts[i][j].z;
verts[i][j].x = u->x*x + v->x*y + n->x*z;
verts[i][j].y = u->y*x + v->y*y + n->y*z;
verts[i][j].z = u->z*x + v->z*y + n->z*z;
x = vertsNorm[i][j].x;
y = vertsNorm[i][j].y;
z = vertsNorm[i][j].z;
vertsNorm[i][j].x = u->x*x + v->x*y + n->x*z;
vertsNorm[i][j].y = u->y*x + v->y*y + n->y*z;
vertsNorm[i][j].z = u->z*x + v->z*y + n->z*z;
}
}
}
translate(centTemp.x, centTemp.y, centTemp.z);
}
