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Level of Detail for Real-Time Volumetric Terrain Rendering
[article]
2013
International Symposium on Vision, Modeling, and Visualization
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In this paper, we present a fast, practical and GPU-friendly level of detail algorithm for large scale volumetric terrain that is specifically designed for real-time rendering applications. ...
Terrain rendering is an important component of many GIS applications and simulators. ...
Acknowledgments The work of Manuel Scholz and Jan Bender was supported by the 'Excellence Initiative' of the German Federal and State Governments and the Graduate School CE at TU Darmstadt. ...
doi:10.2312/pe.vmv.vmv13.211-218
dblp:conf/vmv/ScholzBD13
fatcat:gqb3wmeoxfclzgo35b2qcq4jr4
A hybrid representation for modeling, interactive editing, and real-time visualization of terrains with volumetric features
2014
International Journal of Geographical Information Science
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Terrain rendering is a crucial part of many real-time applications. The easiest way to process and visualize terrain data in real time is to constrain the terrain model in several ways. ...
allow terrain editing, deformations, and rendering in real time. ...
Note: Terrain editing and walkthrough videos can be viewed from (1) Terrain Editing: http://www.youtube.com/watch?v=zfg8Qzk8whE (2) Terrain Walkthrough: http://www.youtube.com/watch?v=1F_yY9uy1-I ...
doi:10.1080/13658816.2014.900560
fatcat:rzjhwhgozjgqrjmtohtxjrbgt4
Hierarchical storage and visualization of real-time 3D data
2001
Visualization of Temporal and Spatial Data for Civilian and Defense Applications
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A volumetric visualization procedure is developed that conforms to the hierarchical structure and uses the levels of detail. ...
The volumetric data are placed into this global structure, and it is shown how levels of detail can be derived and used within this structure. ...
We than discuss our approach for volumetric rendering of the time-dependent data. ...
doi:10.1117/12.438126
fatcat:5hcshc7bcfgz3iw4uhpu27otoq
GPU-Based Volume Rendering for 3D Electromagnetic Environment on Virtual Globe
2010
International Journal of Image Graphics and Signal Processing
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We also propose an interactive method to show detailed information of EME at given place. This approach provides excellent decision supporting and plan-aiding for users. ...
Terrain Model, ITM), which takes into account the effects of irregular terrain and atmosphere, and we use GPU-accelerated method to compute the EME volumetric data. ...
They showed not only how 3D fluids can be simulated and rendered in real time, but also how they can be seamlessly integrated into real-time applications. ...
doi:10.5815/ijigsp.2010.01.07
fatcat:lal72ue3kfhd7e42pqfzoiwzly
Procedural feature generation for volumetric terrains using voxel grammars
2018
Entertainment Computing
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In this article, we introduce a semi-automated method of generating features for volumetric terrains using a rule-based procedural generation system. ...
Voxel representations of 3D terrains can create rich features that are not found in other forms of terrain generation techniques, such as caves and overhangs. ...
Brickmaps have been used for raytracing, in both offline renderers [16] and, more recently, real-time rendering [17] . ...
doi:10.1016/j.entcom.2018.04.003
fatcat:cvydp6vparc4vhohx5eshjofta
Visual Query of Time-Dependent 3D Weather in a Global Geospatial Environment
[chapter]
2002
Mining Spatio-Temporal Information Systems
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A multi-key data organization is developed for handling a continuous stream of large scale, time-dependent, 3D weather data in a global environment. ...
The structure supports inserting the data in real-time as they arrive or retrieving weather events at desired times and locations from archived weather histories. ...
In addition this work was supported by the DoD Multidisciplinary University Research Initiative (MURI) program administered by the Office of Naval Research through the Army Research Office under Grant ...
doi:10.1007/978-1-4615-1149-6_5
fatcat:xsneq6f35bbkpoazhkx2dwmv2y
Real-time rendering and dynamic updating of 3-d volumetric data
2011
Proceedings of the Fourth Workshop on General Purpose Processing on Graphics Processing Units - GPGPU-4
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for subdividing octrees, real-time rendering of dense volumetric data and segmentation algorithm for minimizing global memory access in GPUs. ...
This paper proposes a novel OpenCL implementation catering to both GPUs and CPUs for real-time visualizing as well as updating, and dynamic restructuring of dense volumetric models for 3-d terrain. ...
The polygonal scenes are converted into compact and detailed volumetric data in the form of an octree for real-time visualization. ...
doi:10.1145/1964179.1964190
dblp:conf/asplos/MillerJM11
fatcat:h2hdntmo4jb5zhpgzirtiwglxe
Rendering Forest Scenes in Real-Time
[article]
2004
Symposium on Rendering
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This paper proposes a new representation allowing for the real-time rendering of realistic forests covering an arbitrary terrain. ...
The representation allows for quality rendering, thanks to appropriate 3D non-linearfiltering. It relies on LODs and on a GPUfriendly structure to achieve real-time performance. ...
Hughes and Laks Raghupathi for rereading a previous version of this paper, and Adrien Treuille for rereading this version. ...
doi:10.2312/egwr/egsr04/093-102
fatcat:xzru2yau2jaejpbkwnrwoerqcm
Real-time weather data on terrain
2001
Visualization of Temporal and Spatial Data for Civilian and Defense Applications
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This paper describes the visualization of 3D Doppler radar with global, high-resolution terrain. This is the first time such data have been displayed together in a real-time environment. ...
Associated data such as buildings and maps are displayed along with the weather data and the terrain. Requirements for effective 3D visualization for weather forecasting are identified. ...
Lakshmanan, Tom Vaughan, and their group at the NSSL for supplying 3D Doppler radar data and the WDSS analysis tools. ...
doi:10.1117/12.438109
fatcat:7z4t4br42rehba5momu253ooxi
The Implementation of 3D Scene Walkthrough in Air Pollution Visualization
2010
International Journal of Information Engineering and Electronic Business
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We present a practical and novel approach to implement 3D scene walkthrough for air pollution visualization. ...
This approach includes volume rendering and clipping methods, which are used to visualize large-scale air pollution data. ...
ACKNOWLEDGMENT Shigang Wang wishes to give thanks to Froemke Quentin from Intel for his explanations and advices on the visualization platform. ...
doi:10.5815/ijieeb.2010.01.07
fatcat:ntl2ny7pnbg65f2lctnzrhrn44
Visualization of large ISO-Surfaces based on nested clip-boxes
2005
ACM SIGGRAPH 2005 Posters on - SIGGRAPH '05
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iso-surfaces in real-time. ...
The presented method utilizes a unique continous level-of-detail approach based on nested clipboxes for visualizing the triangular geometry, shown in Figure 1 . ...
If there is no time left, higher levels of detail have to be skipped. • Memory usage. ...
doi:10.1145/1186954.1187098
dblp:conf/siggraph/ForstmannO05
fatcat:znushziji5eu5epy6mgm3v6xpu
Real-time Rendering of Stack-based Terrains
[article]
2011
International Symposium on Vision, Modeling, and Visualization
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In this paper we present an innovative real-time rendering approach of terrains relying on material stacks. ...
However, this approach requires expensive rendering and is difficult to realize in real-time. ...
Related Work Real-time rendering of terrain data needs to address three major aspects: data representation, surface rendering, and level of detail techniques. ...
doi:10.2312/pe/vmv/vmv11/161-168
dblp:conf/vmv/LofflerMS11
fatcat:6u6a4gvapnfjbjwbybspvbquwy
Visualization of Features in 3D Terrain
2017
ISPRS International Journal of Geo-Information
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We discuss various design options to facilitate the awareness of global and local features; that is, the coarse spatial distribution of characteristics and the fine-granular details. ...
In this paper, we address the question of how features in the terrain can be visualized appropriately. ...
GDEM), a product of the Ministry of Economy, Trade, and Industry (METI) of Japan and the United States National Aeronautics and Space Administration (NASA). ...
doi:10.3390/ijgi6110357
fatcat:i3avkhxurvculmc5x4iehd7jka
Guest Editor's Introduction to the Special Section on I3D
2019
IEEE Transactions on Visualization and Computer Graphics
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"Real-Time Cloth Rendering with Fiber-level Detail," by Kui Wu and Cem Yuksel, proposes a procedural, GPU-accelerated method for generating and rendering fiber details, plus a corresponding level-ofdetail ...
Recent research interests include efficient shadows, antialiasing, and participating media, but his interests span the range of real-time rendering problems from lighting to global illumination, materials ...
doi:10.1109/tvcg.2018.2877237
fatcat:gm2b5skwinf6jb4fiwtesigyli
Analyzing sampled terrain volumetrically with regard to error and geologic variation
2007
Visualization and Data Analysis 2007
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The existing methods for the creation of such models and representations of real-world terrain lack a crucial analytical consideration of factors such as the errors introduced during sampling and geological ...
We present a volumetric representation of real-world terrain in which the volume encapsulates both sampling errors and geological variations and dynamically changes size based on such errors and variations ...
This allows calculations on large portions of terrain to be done in parallel, and also facilitates easier storage and level of detail. ...
doi:10.1117/12.718019
dblp:conf/vda/ButkiewiczCWR07
fatcat:mvklmfk5cnbyliuyex4qy6juye
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