Softwares to expand “UNIVERSE liveshow”

KOIKE, Kuniaki (KOIKE, Kuniaki (The Graduate University for Advanced The Graduate University for Advanced Studies / Team Chimons ) Studies / Team Chimons ) koike@chimons.orgkoike@chimons.org

HANDA, ToshihiroHANDA, Toshihiro((IoA,IoA,　　 The University of TokyoThe University of Tokyo))

KOIKE, Kuniaki (KOIKE, Kuniaki (The Graduate University for Advanced The Graduate University for Advanced Studies / Team Chimons ) Studies / Team Chimons ) koike@chimons.orgkoike@chimons.org

HANDA, ToshihiroHANDA, Toshihiro((IoA,IoA,　　 The University of TokyoThe University of Tokyo))

E04E04

Raytrace simulation & Wakusei-gurugru (exoplanet simulator)Raytrace simulation & Wakusei-gurugru (exoplanet simulator)

Purpose

We have performed “UNIVERSE Liveshow”We have performed “UNIVERSE Liveshow”We have performed “UNIVERSE Liveshow”We have performed “UNIVERSE Liveshow”

Gravitational lens effect SimulatorGravitational lens effect SimulatorGravitational lens effect SimulatorGravitational lens effect Simulator Intersteller flythrough ( HippLiner )Intersteller flythrough ( HippLiner )Intersteller flythrough ( HippLiner )Intersteller flythrough ( HippLiner )

Motivation

Needs to think further questionsNeeds to think further questions

• How are rays bended near the blackhole?How are rays bended near the blackhole?

(Gravitational lens effect Simulator)(Gravitational lens effect Simulator)

• Are there extra solar planets in destination?Are there extra solar planets in destination?

(HippLiner)(HippLiner)

Needs to think further questionsNeeds to think further questions

• How are rays bended near the blackhole?How are rays bended near the blackhole?

(Gravitational lens effect Simulator)(Gravitational lens effect Simulator)

• Are there extra solar planets in destination?Are there extra solar planets in destination?

(HippLiner)(HippLiner)

Develop the new add-on programs.

Raytrace Simulator

PurposePurpose• Add-on for “Gravitational lens simulator”Add-on for “Gravitational lens simulator”

• Visualize ray trails near blackholeVisualize ray trails near blackhole

MethodMethod• Solve the geodesic equation for photon in thSolve the geodesic equation for photon in th

e Schwardzshild metrice Schwardzshild metric

PurposePurpose• Add-on for “Gravitational lens simulator”Add-on for “Gravitational lens simulator”

• Visualize ray trails near blackholeVisualize ray trails near blackhole

MethodMethod• Solve the geodesic equation for photon in thSolve the geodesic equation for photon in th

e Schwardzshild metrice Schwardzshild metric

Exoplanet Simulator –Wakusei guruguru-

PurposePurpose

• Add-on for Interstellar spaceship simulator “HippLiner”.Add-on for Interstellar spaceship simulator “HippLiner”.

• Show the exoplanet system Show the exoplanet system

selected from “HippLiner”.selected from “HippLiner”.

FeatureFeature

• 155 171 exoplanet systems avaliable. (Current)155 171 exoplanet systems avaliable. (Current)

• Semi-automatic update of exoplanet systems catalog from onSemi-automatic update of exoplanet systems catalog from online databaseline database

The extra solar planets encyropediaThe extra solar planets encyropedia

http://exoplanet.eu/.http://exoplanet.eu/.

PurposePurpose

• Add-on for Interstellar spaceship simulator “HippLiner”.Add-on for Interstellar spaceship simulator “HippLiner”.

• Show the exoplanet system Show the exoplanet system

selected from “HippLiner”.selected from “HippLiner”.

FeatureFeature

• 155 171 exoplanet systems avaliable. (Current)155 171 exoplanet systems avaliable. (Current)

• Semi-automatic update of exoplanet systems catalog from onSemi-automatic update of exoplanet systems catalog from online databaseline database

The extra solar planets encyropediaThe extra solar planets encyropedia

http://exoplanet.eu/.http://exoplanet.eu/.

Exsoplanet Simulator –Wakusei guruguru-

User　 Interface

Lua-interpreterScriptingEngine

Guruguru-EngineRendering

Calculating orbitsetc…

OpenGL/GLUT

•Contains programableScripting engine --Lua language--•Very high flexibility•Exoplanet catalog itself is described in Lua .•User can add arbitary functions.

Updating of exoplanet system catalog:

CSVFile

LuaCatalogs

51Peg.luaGlese876.luaHD177830.luaetc…

Converter& Generator

Perl script

http://exoplanet.eu/

Conclusion

We devloped a raytrace simulator based on We devloped a raytrace simulator based on General Relativity for “UNIVERSE LiveshowGeneral Relativity for “UNIVERSE Liveshow” . It is very instructive to show ray trails ne” . It is very instructive to show ray trails near a blackhole.ar a blackhole.

We developed an extra solar system simulaWe developed an extra solar system simulator. It is very effective to imagine a travel to tor. It is very effective to imagine a travel to exoplanets with Interstellar spaceship simuexoplanets with Interstellar spaceship simulator “HippLiner” .lator “HippLiner” .

We devloped a raytrace simulator based on We devloped a raytrace simulator based on General Relativity for “UNIVERSE LiveshowGeneral Relativity for “UNIVERSE Liveshow” . It is very instructive to show ray trails ne” . It is very instructive to show ray trails near a blackhole.ar a blackhole.

We developed an extra solar system simulaWe developed an extra solar system simulator. It is very effective to imagine a travel to tor. It is very effective to imagine a travel to exoplanets with Interstellar spaceship simuexoplanets with Interstellar spaceship simulator “HippLiner” .lator “HippLiner” .

Acknowledgement

Basic ideas & Usage in the LiveshowBasic ideas & Usage in the Liveshow

•Dr.Toshikazu EBISUZAKIDr.Toshikazu EBISUZAKI

•Dr.Hisaaki SHINKAIDr.Hisaaki SHINKAI

•Team Chimons.Team Chimons.

Direction of Program DevelopmentDirection of Program Development

•Mr. Toshiyuki TAKAHEIMr. Toshiyuki TAKAHEI

•Dr.Tomonori NOMOTODr.Tomonori NOMOTO

Devlopment Catalog for “guruguru”Devlopment Catalog for “guruguru”

•Ms. Miyoko MARUYAMAMs. Miyoko MARUYAMA

Basic ideas & Usage in the LiveshowBasic ideas & Usage in the Liveshow

•Dr.Toshikazu EBISUZAKIDr.Toshikazu EBISUZAKI

•Dr.Hisaaki SHINKAIDr.Hisaaki SHINKAI

•Team Chimons.Team Chimons.

Direction of Program DevelopmentDirection of Program Development

•Mr. Toshiyuki TAKAHEIMr. Toshiyuki TAKAHEI

•Dr.Tomonori NOMOTODr.Tomonori NOMOTO

Devlopment Catalog for “guruguru”Devlopment Catalog for “guruguru”

•Ms. Miyoko MARUYAMAMs. Miyoko MARUYAMA

Geodesic equation for photonin the schwarzdchild metric

φφ

rr