Jiří Bittner

Courses

• Algoritmy počítačové grafiky

  Obsahem předmětu jsou základní a nejčastěji používané algoritmy počítačové grafiky. Předmět pokrývá metody používané pro tvorbu rastrových obrazů (2D) a zobrazování prostorových scén (3D): kresba grafických primitiv v rastru, vyplňování, ořezávání, barevné modely, rozptylování barev, obrazové formáty, úpravy…

  http://cw.fel.cvut.cz/wiki/courses/b4m39apg/start
  

• Počítačové hry

  Studenti získají orientaci v typických problémech, se kterými se lze setkat při programování počítačových her. Seznámí se s problematikou reprezentace 3D modelů, animací, detekce kolizí, fyzikální simulace, vykreslování v reálném čase v oblasti tvorby počítačových her. Na cvičeních v týmech vytvoří vlastní…

  https://cw.fel.cvut.cz/wiki/courses/b4b39hry/start
  

 

Selected publications

• Ray Classification for Accelerated BVH Traversal

  Jakub Hendrich, Adam Pospíšil, Daniel Meister, Jiří Bittner

  Computer Graphics Forum (Proceedings of EGSR 2019) 38(4):49-56, 2019.
  

• Parallel Reinsertion for Bounding Volume Hierarchy Optimization

  Daniel Meister, Jiří Bittner

  Computer Graphics Forum (Proceedings of Eurographics 2018) 37(2):463-473, 2018.
  

• Parallel Locally-Ordered Clustering for Bounding Volume Hierarchy Construction

  Daniel Meister, Jiří Bittner

  IEEE Transactions on Visualization and Computer Graphics 24(3):1345-1353, 2018.
  

• Lightdrum—Portable Light Stage for Accurate BTF Measurement on Site

  Vlastimil Havran, Jan Hošek, Šárka Němcová, Jiří Čáp, Jiří Bittner

  Sensors 17(3):423, 2017.
  

• Parallel BVH Construction using Progressive Hierarchical Refinement

  Jakub Hendrich, Daniel Meister, Jiří Bittner

  Computer Graphics Forum (Proceedings of Eurographics 2017) 36(2):487-494, 2017.
  

• Parallel BVH Construction using K-Means Clustering

  Daniel Meister, Jiří Bittner

  The Visual Computer (Proceedings of CGI 2016) 32(6):977-987, 2016.
  

• Parallel On-Demand Hierarchy Construction on Contemporary GPUs

  Marek Vinkler, Vlastimil Havran, Jiří Bittner, Jiří Sochor

  IEEE Transactions on Visualization and Computer Graphics 22(7):1886-1898, 2016.
  

• Incremental BVH Construction for Ray Tracing

  Jiří Bittner, Michal Hapala, Vlastimil Havran

  Computers & Graphics 47(1):135-144, 2015.
  

• T-SAH: Animation Optimized Bounding Volume Hierarchies

  Jiří Bittner, Daniel Meister

  Computer Graphics Forum (Proceedings of Eurographics 2015) 34(2):527-536, 2015.
  

• CHC+RT: Coherent Hierarchical Culling for Ray Tracing

  Oliver Mattausch, Jiří Bittner, Alberto Jaspe Villanueva, Enrico Gobbetti, Michael Wimmer, Renato Pajarola

  Computer Graphics Forum (Proceedings of Eurographics 2015) 34(2):537-548, 2015.
  

• Temporally Coherent Adaptive Sampling for Imperfect Shadow Maps

  Tomáš Barák, Jiří Bittner, Vlastimil Havran

  Computer Graphics Forum (Proceedings of EGSR 2013) 32(4):87-96, 2013.
  

• Fast Insertion-Based Optimization of Bounding Volume Hierarchies

  Jiří Bittner, Michal Hapala, Vlastimil Havran

  Computer Graphics Forum 32(1):85-100, 2013.
  

• Massively Parallel Hierarchical Scene Processing with Applications in Rendering

  Marek Vinkler, Jiří Bittner, Vlastimil Havran, Michal Hapala

  Computer Graphics Forum 32(8):13-25, 2013.
  

• Shadow Caster Culling for Efficient Shadow Mapping

  Jiří Bittner, Oliver Mattausch, Ari Silvennoinen, Michael Wimmer

  Proceedings of ACM SIGGRAPH Symposium on Interactive 3D Graphics and Games, pp. 81-88, 2011.
  

• Layout-aware optimization for interactive labeling of 3D models

  Ladislav Čmolík, Jiří Bittner

  Computers & Graphics 34(4):378-387, 2010.
  

• RDH: Ray Distribution Heuristics for Construction of Spatial Data Structures

  Jiří Bittner, Vlastimil Havran

  Proceedings of Spring Conference on Computer Graphics, pp. 51-57, 2009.
  

• Adaptive Global Visibility Sampling

  Jiří Bittner, Oliver Mattausch, Peter Wonka, Vlastimil Havran, Michael Wimmer

  ACM Transactions on Graphics (Proceedings of SIGGRAPH 2009) 28(3):94, 2009.
  

• CHC++ - Coherent Hierarchical Culling Revisited

  Oliver Mattausch, Jiří Bittner, Michael Wimmer

  Computer Graphics Forum (Proceedings of Eurographics 2008) 27(2):221-230, 2008.
  

• Visibility-driven Mesh Analysis and Visualization through Graph Cuts

  Kaichi Zhou, Eugene Zhang, Jiří Bittner, Peter Wonka

  IEEE Transactions on Visualization and Computer Graphics (Proceedings of IEEE Visualization 2008) 14(6):1667-1674, 2008.
  

• Ray Tracing with Sparse Boxes

  Vlastimil Havran, Jiří Bittner

  Proceedings of Spring Conference on Computer Graphics, pp. 49-54, 2007.
  

• Optimized Subdivisions for Preprocessed Visibility

  Oliver Mattausch, Jiří Bittner, Peter Wonka, Michael Wimmer

  Proceedings of Graphics Interface, pp. 335-342, 2007.
  

• Adaptive Visibility-Driven View Cell Construction

  Oliver Mattausch, Jiří Bittner, Michael Wimmer

  Proceedings of Eurographics Symposium on Rendering, pp. 195-205, 2006.
  

Selected theses

• Creating Realistic Environments using Photogrammetry

  Daniel Hanák, Bachelor thesis, 2019

  When creating a realistic environment for games, we want to achieve maximum credibility of our scene. Simultaneously we want to render everything in real-time. Creating realistic vegetation, trees,…

  

• Real-Time Global Illumination using Irradiance Probes

  Šimon Sedláček, Master thesis, 2019

  I present two extensions to a recently introduced method for real-time global illumination based on sparse irradiance caching. The first extension allows the computation of global illumination…

  

• Global Illumination Filtering for Interactive Applications

  Jan Dundr, Master thesis, 2018

  Rendering 3D scenes with both fast and accurate global illumination is still a very tough problem: there is a large number of methods giving approximate results, each one with different compromise.…

  

• Efficient Rendering of Earth Surface for Air Traffic Visualization

  Vojtěch Kaiser, Master thesis, 2018

  When rendering large-scale scenes, we do encounter a different set of issues than in scenes usually used in games or cinematography. These need to be addressed at the lower level of used…

  

• Optimizing Acceleration Data Structures for Photorealistic Rendering

  Michal Navrátil, Master thesis, 2018

  This thesis discusses optimization methods of bounding volume hierarchy and their usage in ray tracing algorithms. Based on the analysis of the used PBRT software, a number of methods combining a…

  

• Models of 3D Scenes for a Driving Simulator

  Petr Brachaczek, Bachelor thesis, 2017

  This bachelor thesis presents rebuilding of~large exterior scene and its rendering in~VRUT application. In addition the~thesis describes theory about real time rendering and representation of models…

  

• Comparison of Unity and Unreal Engine

  Antonín Šmíd, Bachelor thesis, 2017

  Contemporary game engines are invaluable tools for game development. There are numerous engines available, each of which excels in certain features. To compare them I have developed a simple game…

  

• Visualizing Information on the Web

  Róbert Čepa, Bachelor thesis, 2016

  The aim of this thesis is to investigate available tools for visualizing data on the web, to analyze and evaluate these tools by visualization possibilities of var- ious data types, interaction…

  

• Efficient Ray Tracing of CSG Models

  Markéta Karaffová, Master thesis, 2016

  This work explores ray tracing of constructive solid geometry (CSG) and its acceleration in combination with ray tracing triangles. It proposes a way how to exploit Embree, a highly optimized library…

  

• Interactive Visualization of Bounding Volume Hierarchies

  Eva Mayerová, Master thesis, 2016

  The thesis deals with current state of 3D hierarchical data structures visualisation, especially the bounding volume hierarchies (BVH). It summarizes current solutions and based on this comes up with…

  

• Comparison of Ray Tracing Libraries

  David Král, Bachelor thesis, 2015

  Casting or tracing rays are techniques used in computer graphic for rendering images by tracing the path of light through pixels of an image plane. These techniques are trying their best to simulate…

  

• Water Simulation using Wave Particles

  Daniel Mikeš, Master thesis, 2015

  When rendering large bodies of water in real-time an efficient method is required to model water waves. This thesis describes a method for real-time interactive generation of such waves. We use the…

  

• Efficient methods for computing complex global illumination effects

  Robin Hub, Master thesis, 2014

  Computing a photo realistic image of an arbitrary virtual scene in an affordable amount of time is still an open problem. Often, one has to trade certain illumination effects for speed. However, the…

  

• Efficient Sampling for Instant Radiosity

  Tereza Hyková, Master thesis, 2014

  Indirect illumination is a very important component of realistic image synthesis. It captures subtle interreflection effects, such as color bleeding, that give us important clues about the scene. It…

  

• Methods for Fast Construction of Bounding Volume Hierarchies

  Daniel Meister, Master thesis, 2014

  The bounding volume hierarchy is one of the most common acceleration data structures used in computer graphics. This thesis is about a fast parallel construction of bounding volume hierarchies on the…

  

• Deferred shading based extensible rendering pipeline

  Daniel Šimek, Master thesis, 2013

  Implementation of modern rendering pipeline based on deferred shading is discussed and realized in this work. We focus on extensibility by new advanced algorithms. Firstly methods used in real time…

  

• Rendering complex scenes using adaptive voxelization

  Kryštof Valenta, Master thesis, 2013

  This thesis aims to familiarize with the field of complex scenes. The necessity of using accelaration methods is discussed over GPU capabilities. A summary of scene simplification approaches is…

  

• Genesis - game engine kernel

  Michal Červenka, Bachelor thesis, 2009

  Behind the wonderful graphics, animations and storytelling of today’s games, there lies the powerful game engine, which is the key to the ultimate game experience. The game engine, which can be…