Multi-Perspective Views (AGILE 2008)

Interactive Multi-Perspective Views of Virtual 3D Landscape and City Models Haik Lorenz, Matthias Trapp , Markus Jobst, Jürgen Döllner Hasso-Plattner-Institute Computer Graphics Systems Group Prof. Dr. Jürgen Döllner University Potsdam www.hpi.uni-potsdam.de/3d www.3dgi.de

Motivation: Why Multi-Perspective Views ? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Existing Solution: Detail + Overview Visualization Detail Overview

Our Solution: Multi-Perspective Views 08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam Pedestrian View Deformation Bird’s Eye View Deformation

Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam

Related Work ,[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam

Concept – Effective Presentation of Spatial 3D Environments ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam

Concept – Bird’s eye View Deformation – Parameterization 08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam ,[object Object],[object Object],[object Object],[object Object],[object Object],r i b i

Concept – Pedestrian’s View Deformation – Parameterization 08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam ,[object Object],[object Object],[object Object],[object Object],[object Object]

Concept – … In Terms of Focus + Context Visualization 08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam CONTEXT CONTEXT FOCUS FOCUS

Concept – Graphical Representations of Focus & Context Areas ,[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam

Implementation Sketch ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam Vertex Shader

Performance Results & Discussion (1) ,[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam Resolution Configuration Path FPS with bend FPS without bend FPS costs 1600 x 1200 Pedestrian’s view 1 11.72 12.95 1.23 2 19.33 15.69 -3.64 Bird’s eye view 3 8.35 29.86 21.51 4 6.73 17.64 10.91 1024 x 768 Pedestrian’s view 1 17.85 15.63 -2.22 2 22.75 17.69 -5.06 Bird’s eye view 3 8.87 27.24 18.37 4 5.42 16.07 10.65 800 x 600 Pedestrian’s view 1 20.54 16.49 -4.05 2 23.94 18.42 -5.52 Bird’s eye view 3 8.74 27.26 18.52 4 8.48 19.52 11.04

Performance Results & Discussion (2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam Configuration Path bytes/frame with bending bytes/frame without bending bytes/frame cost Pedestrian’s view 1 260,207 407,822 -147,615 2 122,729 215,398 -92,669 Bird’s eye view 3 5,720,803 190,824 5,529,979 4 2,555,602 243,067 2,312,535

Future Work & Open Issues (1) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Future Work & Open Issues (2) 08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam [Jobst, VISUAL 08, in review] ,[object Object],[object Object],[object Object],[object Object],[Glander, ACMGIS 2007]

Future Work & Open Issues (3) ,[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam [Glander, LBS 2007]

Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam

[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam

Contact ,[object Object],[object Object],[object Object],[object Object],[object Object],08.05.2007 Matthias Trapp, Hasso-Plattner-Institut, University Potsdam

Multi-Perspective Views (AGILE 2008)

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Multi-Perspective Views (AGILE 2008)