Ejemplo n.º 1
0
void Transform::setRotationComponent(const Vector3& axis, Real angle)
{
  if (isIdentity || isPureTranslationRotation) {
    hasRotation=true;
    Quat4 q;
    q.setRotation(axis,angle);
    orient = q;
    if (isIdentity)
      hasTranslation=isIdentity=false;
  }
  else {
    Matrix4 r(Quat4(axis,angle));
    r.e(4,4)=0;
    Matrix4 sm(t);
    sm.e(1,1)=sm.e(1,2)=sm.e(1,3)=sm.e(2,1)=sm.e(2,2)=sm.e(2,3)=sm.e(3,1)=sm.e(3,2)=sm.e(3,3)=0;
    sm+=r;
    t=sm;
  }
}
Ejemplo n.º 2
0
Transform::Transform(const Vector3& translation, const Quat4& rotation)
  : isIdentity(false), isPureTranslationRotation(true),
    hasTranslation(translation!=Vector3(0,0,0)), hasRotation(!rotation.equals(Quat4())),
    orient(rotation), trans(translation) {}
Ejemplo n.º 3
0
Transform::Transform(const Quat4& rotation)
  : isIdentity(rotation.equals(Quat4())), isPureTranslationRotation(true),
    hasTranslation(false), hasRotation(!rotation.equals(Quat4())),
    orient(rotation) {}