NCHC Tiled Display Wall (TDW)
description
Transcript of NCHC Tiled Display Wall (TDW)
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NCHC Tiled Display Wall
(TDW)
TDW TaskForce : [email protected]
National Center for High Performance Computing, Hsinchu 300, Taiwan
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1. Goal
TDW(A scalable display wall for the display of large, high-resolution
graphics and visualizations)
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The goal of the TDW is to construct a
scalable display wall for the display
of large, high-resolution graphics and
visualizations.
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2. Architecture
TDW(A scalable display wall for the display of large, high-resolution
graphics and visualizations)
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TDW character: Back-projection, Easy alignment by Controlling projectors within RS232 protocol.
Why to need alignment: calibration of projection image.
1. Projector: Projector misplacement, causing overlap or gap.
2. Photometric and colorimetric non-uniformity among the projectors
3. Deformed image: Projection on non-smooth surface.
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3. Hardware
TDW(A scalable display wall for the display of large, high-resolution
graphics and visualizations)
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1. 背投螢幕 (Screen):ScanVision WA8168 320cm*180cm\ 穿透型偏光片 glasses 材質
2. 背投影固定架 (Frame): 可調式鋁和金支架,固定投影機以及具位置調整 (Fixed projrction) 。
3. 投影機 (Projectors):24 (2 per tile in 4x3 grid) NEC LT260(1024 x 768)DLP Projectors.
4. 主機 (Computers):13 (12 projector + 1 Server) XEON 2.6Ghz AG Prestonia, 1GB RAM * 4, (GF4 Ti4800SE DDR,DVI,TVout-projector), (Quadro FX 2000 AGP8x-Server), running Debien.
5. 傳輸 (Network):INTEL PWLA8490XT 10/100/1000Mbps,PCI [10/100/1000Mbps] switch.
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4. Building
TDW(A scalable display wall for the display of large, high-resolution
graphics and visualizations)
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5. Application
TDW(A scalable display wall for the display of large, high-resolution
graphics and visualizations)
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5-1. TDW Prototype
Construct 1 x 2 TDW
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5-2. TDW in Desktop
Demo in Monitor
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5-3. DMX Demo
Share a Virtual
X-Window Screen
in TDW
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5-4. WireGL Demo (1)
Display Large Image
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5-4. WireGL Demo (2)
Display Large 3D Model
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5-4. WireGL Demo (3)
Display 2D Animation
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5-4. WireGL Demo (4)
Display 3D Game
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5-5. ParaView Demo
Display 3D Model with MPI
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6. Control
IvItune(A Projector Alignment Utility -- Architecture Extend from of IvI)
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IvI: System Extend (1) - IvItune
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IvI: System Extend (2) - IvItune
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IvI: System Extend (3) - IvItune
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IvI: System Extend (4) - IvItune
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IvI: System Extend (5) - IvItune
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6-1. Alignment Snapshot
IvItune Live Demo
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TDW
Q & A
http://radeon.nchc.org.tw/vis/TDW/
http://darwin.nchc.org.tw/gallery/TiledDisplay/