Stereoscopy with the JMonkey Engine

Sebastian Stamm, Soren Wellhofer

25th March 2009

Losungsansatze Entwicklungen Auswertung

Inhalt

1 Losungsansatze

2 Entwicklungen

3 Auswertung

Zielsetzung

Illusion 3D Ansicht

Zwei Beamer Projektion

Polarisationsfilter

Programmiertechnisch

Positionierung zweier Kameras (Non-Native)

Multi-Canvas-Rendering

⇒ JM Engine Core-KenntnisseEngine-Erweiterungen, Renderer, Zusatzlibraries

Zielsetzung

Illusion 3D Ansicht

Polarisationsfilter

Zielsetzung

Illusion 3D Ansicht

Polarisationsfilter

Zielsetzung

Illusion 3D Ansicht

Polarisationsfilter

Zielsetzung

Illusion 3D Ansicht

Polarisationsfilter

JME Gibbon (Radakan)

Zielsetzung

RenderPass: Multi-Canvas

JFrames anstatt JME-Fullscreen

ContextSystem: Renderer anpassen

Zielsetzung

Modifiziert, Adaptieren,Entwickeln, Integrieren,

Testen

CameraPoints.java

Berechnen Kamerkoordinaten

JME Camera: Position, Target

In Renderer: makeCameraPoints(Camera center)

CameraPoints.getXLeft(), getYLeft(), ...

Modifiziert, Adaptieren,Entwickeln, Integrieren,Testen

CameraPoints.java

��

TGesucht: C1, C2

Annahmen:

C1C2 ⊥ ZT

|−−→ZC1| = |

−−→ZC2| = 1

d ... Eye distance

−−→ZC1 = −

−−→ZC2 = ±

��

TGesucht: C1, C2

Annahmen:

C1C2 ⊥ ZT

|−−→ZC1| = |

−−→ZC2| = 1

d ... Eye distance

−−→ZC1 = −

−−→ZC2 = ±

��

TGesucht: C1, C2

Annahmen:

C1C2 ⊥ ZT

|−−→ZC1| = |

−−→ZC2| = 1

d ... Eye distance

−−→ZC1 = −

−−→ZC2 = ±

��

TGesucht: C1, C2

Annahmen:

C1C2 ⊥ ZT

|−−→ZC1| = |

−−→ZC2| = 1

d ... Eye distance

−−→ZC1 = −

−−→ZC2 = ±

��

TGesucht: C1, C2

Annahmen:

C1C2 ⊥ ZT

|−−→ZC1| = |

−−→ZC2| = 1

d ... Eye distance

−−→ZC1 = −

−−→ZC2 = ±

��

T cx = ±√

4 − c2y

cy = ±12

√d2(Zx−Tx )2

(Zy−Ty )2+(Zx−Tx )2

−−−→OC1,2 =

(Zx + cx

Zy + cy

)C1,2(..., ...)

��

T cx = ±√

4 − c2y

cy = ±12

√d2(Zx−Tx )2

−−−→OC1,2 =

(Zx + cx

Zy + cy

)C1,2(..., ...)

��

T cx = ±√

4 − c2y

cy = ±12

√d2(Zx−Tx )2

−−−→OC1,2 =

(Zx + cx

Zy + cy

C1,2(..., ...)

��

T cx = ±√

4 − c2y

cy = ±12

√d2(Zx−Tx )2

−−−→OC1,2 =

(Zx + cx

Zy + cy

)C1,2(..., ...)

��

T cx = ±√

4 − c2y

cy = ±12

√d2(Zx−Tx )2

−−−→OC1,2 =

(Zx + cx

Zy + cy

)C1,2(..., ...)

��

)−→ZT : Change over Y

��

−→ZT : Change over Y

−−−→ZC1,2: Change in Y

Engine Adaptionen und Entwicklungen

Hands on!

Entwicklungsprozess

Entwicklung

Testapplikationen, Bugfixes

2 Bildschirme, 2 Beamer

Kreos, Wii, ...

Auswertung/Probleme

Core - Verstandnis: schlechte Dokumentation

Core - Modifikationen: Ungeahnte Effekte

Absprache, Interfaces, Integration, ...

⇒ Version Conflicts

Nervenaufreibende Tests, Integrations, Bug-Searches

Unsauberer Programming style

Entwicklungsprozess

Entwicklung

Kreos, Wii, ...

Auswertung/Probleme

Entwicklungsprozess

Entwicklung

Kreos, Wii, ...

Auswertung/Probleme

Entwicklungsprozess

Entwicklung

Kreos, Wii, ...

Auswertung/Probleme

Entwicklungsprozess

Entwicklung

Kreos, Wii, ...

Auswertung/Probleme

Entwicklungsprozess

Entwicklung

Kreos, Wii, ...

Auswertung/Probleme

Entwicklungsprozess

Entwicklung

Kreos, Wii, ...

Auswertung/Probleme

Entwicklungsprozess

Entwicklung

Kreos, Wii, ...

Auswertung/Probleme

Stereoscopy with the JMonkey Engine

Documents

Stereoscopy, Its History and Uses - ASPRS...STEREOSCOPY, ITS HISTORY AND USES Its development.-The stereoscope's reason for existence, the human faculty of binocular vision, is a subject

Stereoscopy, From XY to Zdeveloper.download.nvidia.com/assets/gamedev/docs/Sig... · 2011. 8. 18. · Agenda 9:00 Welcome 9:05 Stereoscopy fundamentals and depth perception Samuel

Chromo-stereoscopy for Enhanced Viewing in Opaque Environment · Chromo-stereoscopy for Enhanced Viewing in Opaque Environment FIG Working Week 2011 Bridging the Gap between Cultures

"Interactive stereoscopy is worth a thousand pictures"

Stereoscopy - ASPRS...STEREOSCOPY 185 about one hundred million "rods" in addition to miscellaneous nerve fibres and cells. As light falls upon the rods, a chemical change occurs within

Developing Gameplay Mechanics for Head-Tracked Stereoscopy: A Feasibility Study

Volumetric two-photon imaging of neurons using stereoscopy ... · stereoscopy (vtwins), a volumetric calcium imaging method that uses an elongated, V-shaped point spread function

Precision SAR Targeting Using Stereoscopy and RGPS aboard ...sscher/publications/... · PRECISION SAR TARGETING USING STEREOSCOPY AND RGPS ABOARD AN UAV K.A. Beals, R.T. Snider, J.A

Stereoscopy Fooling the Brain into Believing There is Depth in a …232456/... · 2009. 8. 24. · Stereoscopy – Fooling the Brain into Believing There is Depth in a Flat Image

Comfortable 3D Stereoscopy in Video Games: Design Precedents

Multi-Perspective Stereoscopy from Light Fieldspeople.csail.mit.edu/changil/assets/multi... · Multi-Perspective Stereoscopy from Light Fields Changil Kim1,2 Alexander Hornung 2Simon

Stereoscopy and 3-D measurement - Data center · Stereoscopy and 3-D measurement There are a number of methods for measuring the height of ... done from a single photo, as well as

Chromo stereoscopy for Enhanced Opaque Environment€¦ · Chromo‐stereoscopy for Enhanced Viewing in Opaque Environment Iman Abdel Hamid, Victor Abbott, Samantha Lavender and Kenneth

Emergence of stereoscopy in smart TVs is the next big thing for gesture recognition market

Stereoscopy, From XY to Z

Radar and Stereoscopy

History through the Stereoscope: Stereoscopy and Virtual

Chromo-Stereoscopy: 3D Stereo - GORDON PETRIE

Omni-directional stereoscopy - Paul Bourkepaulbourke.net/papers/omnistereo/omnistereo.pdf · Omni-directional stereoscopy Paul Bourke (WASP, UWA) Motivation • Correct stereoscopic

DreamWorks Maya and Stereoscopy Add a … · 2009-09-14 · stereoscopy and the potential it represents for animation. Monsters vs. Aliens, DreamWorks Animation’s first feature