public virtual void Translate(double tx, double ty, double tz)
{
Transformacao4D newTransform = new Transformacao4D();
newTransform.AtribuirTranslacao(tx, ty, tz);
transform = newTransform.TransformMatrix(transform);
boundBox.AtualizarBBox(this.vertices, transform);
}
public void Rotate(double degreeFactor)
{
Ponto4D center = boundBox.ObterCentro;
Transformacao4D translationTransform = new Transformacao4D();
Transformacao4D rotationTransform = new Transformacao4D();
Transformacao4D translationTransformInverse = new Transformacao4D();
translationTransform.AtribuirTranslacao(center.X, center.Y, 0);
rotationTransform.AtribuirRotacaoZ(Transformacao4D.DEG_TO_RAD * degreeFactor);
center.InvertSignals();
translationTransformInverse.AtribuirTranslacao(center.X, center.Y, 0);
Transformacao4D finalTransform = translationTransform.TransformMatrix(rotationTransform);
finalTransform = finalTransform.TransformMatrix(translationTransformInverse);
transform = finalTransform.TransformMatrix(transform);
boundBox.AtualizarBBox(this.vertices, transform);
}
public virtual void Scale(double factor)
{
Ponto4D center = boundBox.ObterCentro;
Transformacao4D globalTransform = new Transformacao4D();
Transformacao4D translationTransform = new Transformacao4D();
Transformacao4D translationTransformInverse = new Transformacao4D();
Transformacao4D scaleTransform = new Transformacao4D();
translationTransform.AtribuirTranslacao(center.X, center.Y, center.Z);
globalTransform = translationTransform.TransformMatrix(globalTransform);
scaleTransform.AtribuirEscala(factor, 1.0, 1.0);
globalTransform = scaleTransform.TransformMatrix(globalTransform);
center.InvertSignals();
translationTransformInverse.AtribuirTranslacao(center.X, center.Y, center.Z);
globalTransform = translationTransformInverse.TransformMatrix(globalTransform);
transform = transform.TransformMatrix(globalTransform);
boundBox.AtualizarBBox(this.vertices, transform);
}
