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Photogrammetry & Virtual Reality
Transporting Real Sites into VR
Daniel Sproll @left_big_toe David Finsterwalder @DFinsterwalder
Photogrammetry & Virtual Reality Transporting Real Sites into VR - - PowerPoint PPT Presentation
Photogrammetry & Virtual Reality Transporting Real Sites into VR - - PowerPoint PPT Presentation
Photogrammetry & Virtual Reality Transporting Real Sites into VR Daniel Sproll @left_big_toe David Finsterwalder @DFinsterwalder Photogrammetry Photo gram metry (phots) = light (grmma) = drawing
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Photogrammetry
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Photo ● gram ● metry
φωτός (photós) = light γράμμα (grámma) = drawing μετϱικὴ (metriké) = measurement
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History
Almost as old as photography
(François Arago 1839)
Mathematical foundation in 1849
(Aimé Laussedat)
First full algorithm in 1899
(Sebastian Finsterwalder)
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What’s new?
Computer vision for feature detection Compute Bundle Adjustments fast Compute Depthmaps fast
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CUDA
SIFTGPU
(Feature detection)
Multicore Bundle Adjustment
(Bundle Adjustments)
RealityCapture
(Depth Reconstruction)
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7.000.000.000.000
FLOPS (SP Peak) with a Quadro M6000
(that is over 9000!)
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Getting more popular in Realtime 3D
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Virtual Reality
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The Hard Facts
i5 / 4GB / GTX 970 stereo 1080 x 1100 90fps - always
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Scenography
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Scenography
“...ingenious engineering to create movable sets, or create illusions of environments.”
Antonio Caimi, 1862
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Scenographs
Photorealistic Explorable Vivid
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Photorealistic
High Geometric Resolution High Texture Resolution Real Lighting
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Photorealistic
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Explorable
Free Spatial Exploration Embodied Experience Active User
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Explorable
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Vivid
Spatial Audio Dynamic Elements Realtime Lighting
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Vivid
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Vivid
Spatial Audio Dynamic Elements Realtime Lighting
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Scenographs
Photorealistic Explorable Vivid
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Scenographs
Photorealistic Explorable Vivid