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Hierarchical digital differential analyzer for efficient ray-marching in OpenVDB
2014
ACM SIGGRAPH 2014 Talks on - SIGGRAPH '14
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The implementation is already available in OpenVDB v2, and we present the details of the underlying algorithm as well as its applications. ...
Since its open source release in 2012, as OpenVDB 1 , it has been adopted by major third-party renders and VFX tools, including Houdini by SideFX, RenderMan by Pixar, Arnold by Solid Angle, and RealFlow ...
doi:10.1145/2614106.2614136
dblp:conf/siggraph/Museth14
fatcat:4plhid3fjnak5d5yp7k43d5wcu
GVDB: Raytracing Sparse Voxel Database Structures on the GPU
[article]
2016
High Performance Graphics
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[CNLE09] , which Museth works to address with OpenVDB [Mus13] . ...
The armadillo renders at 66 ms/frame (15 fps) in GVDB and 281 ms/frame in OpenVDB. The Buddha renders at 24 ms/frame (51 fps) in GVDB and 148 ms/frame in OpenVDB. ...
doi:10.2312/hpg.20161197
dblp:conf/egh/Hoetzlein16
fatcat:sbbmu7uiune4lje4w3isru4iby
Avances en Sistemas de Información Espacial 3D. Aplicaciones en patrimonio y arqueología virtual
2015
Virtual Archaeology Review
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In this work, we propone the integration between OpenVDB and GRASS in a C++ module to combine the widen functionality of GRASS GIS with the 3D models management efficiency of OpenVDB. ...
Visualización de las calles y cruces de la ciudad usando OpenVDB
4. ...
En cambio, utilizando la librería OpenVDB dicho archivo se reduce a 35.8 MB si se usa un tamaño Figura 5. Visualización de las manzanas de la ciudad
usando OpenVDB
Figura 6. ...
doi:10.4995/var.2015.4161
fatcat:vf5n477q6naizpepn4nvawq7s4
VDBFusion: Flexible and Efficient TSDF Integration of Range Sensor Data
2022
Sensors
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To achieve this, we build upon the Academy-Award-winning OpenVDB library used in filmmaking to realize an effective 3D map representation. ...
/ openvdb/pull/1105 (accessed on 20 December 2021)). ...
To this end, we base our system on top of the OpenVDB library [15] . ...
doi:10.3390/s22031296
pmid:35162040
pmcid:PMC8838740
fatcat:7eu7jkmwtjdnnhdojqgofwu7zq
Cinematic Visualization of Multiresolution Data: Ytini for Adaptive Mesh Refinement in Houdini
[article]
2018
arXiv
pre-print
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script to read AMR data and write OpenVDB files. ...
The OpenVDB tree topology consists of four levels with decreasing branching factors restricted to powers of two. 12 The method described in this paper uses OpenVDB volumes for memory efficiency and speed ...
arXiv:1808.02860v2
fatcat:vx3lap6b6ragley56m5igo4voq
Thin films in production with extended anisotropic kernels
2022
Special Interest Group on Computer Graphics and Interactive Techniques Conference Talks
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A second node consumes the transform and point data, and computes an implicit function using the point position data, outputting the result as either an OpenVDB [Museth 2013 ] level set or fog volume. ...
We implement this step in a second SOP using OpenVDB. The first step is to compute the active voxels defined by the particles. To do this, we compute a bounding box defined by each particle. ...
doi:10.1145/3532836.3536264
fatcat:jhtetffsxrhsdj7yjg4rcj64je
Decomposition of the modeling task of some objects of archeological research for processing in a distributed computer system
Декомпозиция задачи моделирования некоторых объектов археологических исследований для работы в распределенной вычислительной среде
2015
Компьютерные исследования и моделирование
Декомпозиция задачи моделирования некоторых объектов археологических исследований для работы в распределенной вычислительной среде
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These are Point Cloud Library (PCL) and OpenVDB. ...
Despite the fact that PCL has broad image capturing options to work with point clouds as well as data segmentation and filtration options, we have developed a small OpenVDB-based prototype. ...
doi:10.20537/2076-7633-2015-7-3-533-537
fatcat:6ajmsjqaeze23buej2nxfqqudq
SPGrid
2014
ACM Transactions on Graphics
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compares key features of OpenVDB and SPGrid. ...
Relation to OpenVDB Our proposed data structure, SPGrid, has a significant conceptual affinity to the OpenVDB library [Museth 2013 ], which merits special mention. ...
doi:10.1145/2661229.2661269
fatcat:w5wtaks7dbbadb5zcagog2p3sq
Large scale simulation and surfacing of water and ice effects in Dragons 2
2014
ACM SIGGRAPH 2014 Talks on - SIGGRAPH '14
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Most of the resulting tools are part of OpenVDB [Museth 2013b ], which should allow for a significant degree of reproducibility. ...
doi:10.1145/2614106.2614156
dblp:conf/siggraph/OpstalJMA14
fatcat:kwjtmnug3fbbzoceacvvnr5uqe
Space-Time Blending for Heterogeneous Objects
2020
Annual Conference of the European Association for Computer Graphics
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First, two polygonal cubes are converted to OpenVDB objects. Then SDF functions for both cubes are obtained. ...
Note that operations on SDFs and HFReps cannot preserve attributes, so these are conducted in separate vectorised OpenVDB voxel grids. ...
doi:10.2312/egs.20201014
dblp:conf/eurographics/TereshinAPA20
fatcat:i7tk6ep46je65jir7xf5wzvfum
Extending continuum models for atom probe simulation
2018
Materials Characterization
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2018 pre-print arXiv:1802.09895v1 fatcat:znr4jczhnvakbnd3ljasxpzapu
We use the OpenVDB [18] framework to provide a sparse simulation framework, and to provide level set initialisation. ...
To obtain a solution for the radius, the zero-level contour is extracted using an isosurface algorithm provided by OpenVDB. ...
doi:10.1016/j.matchar.2018.02.032
fatcat:aecijw6fybfevhnjkpvaoo4lka
Houdini for Astrophysical Visualization
2017
Publications of the Astronomical Society of the Pacific
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The OpenVDB file format is an efficient method for storage of sparse data sets (Museth 2013) . ...
OpenVDB for Python includes a wrapper to access all of the VDB C++ functions within a Python interface. ...
doi:10.1088/1538-3873/aa51b3
fatcat:4kzyzpvboffazp5ibx36gq6cge
Cubification and animation of artistic shapes
2017
Proceedings of the ACM SIGGRAPH / Eurographics Symposium on Computer Animation - SCA '17
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The implemented techniques rely heavily on the use of sparse volumes (discretised SDFs) from the OpenVDB library developed by DreamWorks Animation. ...
doi:10.1145/3099564.3108162
dblp:conf/sca/Corker-MarinAP17
fatcat:3ua3kzsyf5d7vojy7pbn7giofq
Space-time cubification of artistic shapes
2017
ACM SIGGRAPH 2017 Posters on - SIGGRAPH '17
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The implemented techniques rely heavily on the use of sparse volumes (discretised SDFs) from the OpenVDB library developed by DreamWorks Animation. ...
doi:10.1145/3102163.3102214
dblp:conf/siggraph/Corker-MarinAP17
fatcat:4otg67sznffrfft655ktxjssyi
Building an Illustrated World in The Bad Guys
2022
Special Interest Group on Computer Graphics and Interactive Techniques Conference Talks
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For a spatially-coherent light-response, we introduced a smooth normal [Peterson and Lee 2006] , computed via filtered gradient of the canopy level set, stored & sampled as an OpenVDB vector grid. ...
doi:10.1145/3532836.3536246
fatcat:tdteeg72djcf7ce5aelzkthcty
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