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LA REALITAT
AUGMENTADA
Què és la realitat augmentada?
•

La realitat augmentada
(RA) és el terme per a
definir una visió directa
o indirecta d'un entorn
físic en el món real,
els elements del qual
es combinen amb
elements virtuals per
a la creació d'una
realitat mixta a temps
real.
En què consisteix?
• Consisteix en un conjunt
de dispositius que
afegeixen informació
virtual a la informació
física ja existent.
Aquesta és la principal
diferència amb la
realitat virtual ja que
no substitueix la
realitat física, sinó que
afegeix un entorn fictici
(per exemple, dades
informàtiques) al món
real. Amb l'ajuda de la
tecnologia (per exemple,
afegint la visió per
Captura
• Una de les tasques
més importants en
qualsevol sistema
de realitat
augmentada és la de
recollir i capturar
l’escena del món
real que es desitja
augmentar.
Generalment es fa
Identificació
• Un cop capturada
l’escena el procés
d’identificació de
l’escena consisteix
en esbrinar quin
escenari físic real
es vol augmentar
amb informació
digital. Aquest
procés es duu a
Markers
• Estan basats en el
reconeixement dels
coneguts “Markers”
(marcadors). Aquests
marcadors estan
basats en formes
quadrades o
rectangulars amb
patrons asimètrics al
seu interior. Mitjançant
el processat podem
col·locar al marcador
Processat
•

Després de la captura i
identificació de l’escena
cal combinar la
informació del món real
amb la del món virtual.
Podem barrejar imatges
3D o 2D amb la realitat.
Hem de tenir en compte
que aquestes imatges
virtuals se superposen
a les reals, de manera
que no podrem veure

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La realitat augmentada

  • 2. Què és la realitat augmentada? • La realitat augmentada (RA) és el terme per a definir una visió directa o indirecta d'un entorn físic en el món real, els elements del qual es combinen amb elements virtuals per a la creació d'una realitat mixta a temps real.
  • 3. En què consisteix? • Consisteix en un conjunt de dispositius que afegeixen informació virtual a la informació física ja existent. Aquesta és la principal diferència amb la realitat virtual ja que no substitueix la realitat física, sinó que afegeix un entorn fictici (per exemple, dades informàtiques) al món real. Amb l'ajuda de la tecnologia (per exemple, afegint la visió per
  • 4. Captura • Una de les tasques més importants en qualsevol sistema de realitat augmentada és la de recollir i capturar l’escena del món real que es desitja augmentar. Generalment es fa
  • 5. Identificació • Un cop capturada l’escena el procés d’identificació de l’escena consisteix en esbrinar quin escenari físic real es vol augmentar amb informació digital. Aquest procés es duu a
  • 6. Markers • Estan basats en el reconeixement dels coneguts “Markers” (marcadors). Aquests marcadors estan basats en formes quadrades o rectangulars amb patrons asimètrics al seu interior. Mitjançant el processat podem col·locar al marcador
  • 7. Processat • Després de la captura i identificació de l’escena cal combinar la informació del món real amb la del món virtual. Podem barrejar imatges 3D o 2D amb la realitat. Hem de tenir en compte que aquestes imatges virtuals se superposen a les reals, de manera que no podrem veure