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An Application and Analysis of Recursive Sudvidision SchemesVillatoro, Cecilia 01 January 2017 (has links)
The following paper discusses the application of two subdivision algorithms for the purpose of finding an optimal way of rendering smooth spherical surfaces. Subdivision algorithms are used on three dimensional models. These algorithms typically manipulate the original object to produce one that is more visually pleasing and more realistic to the object we are attempting to recreate. We applied two popular subdivision algorithms to some simple meshes to compare their outcomes. In this project we implemented some of these algorithms in order to gain some insight into how these algorithms differ in the way that they are transforming the input mesh. Our desired goal was to see if there is any basis for which we can say that one algorithm outperforms the other. Our comparison runs through several iterations of subdivision and compares their theses meshes visually. In comparing these meshes our desired visual outcome is a mesh that is more smooth or more spherical. Another metric we looked at was the number of faces being produced for each mesh. In addition, we compared the algorithms in terms of the time they took to perform subdivision. These metrics form the basis for our comparison of performance and we discuss the details of these further in this paper.In our results we found that the two algorithms we are comparing perform quite similarly on certain meshes with respect to the visual output and the time they take to perform subdivision. On meshes of different types however the algorithms might output visually distinguishable meshes upon repeated subdivisions. Finding what factors influence whether the algorithms perform similarly provides an avenue for future work.
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Grafické intro 64kB s použitím OpenGL / Graphics Intro 64kB Using OpenGLJuránková, Markéta January 2010 (has links)
The aim of the master's thesis is to create a graphic intro with the limited size of 64kB. Brief history of a demoscene and the graphics library OpenGL is introduced in the following text. The main part of the work is a description of minimal graphics techniques used in a creative process and their further application in the final programme.
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Vytvoření 3D modelů a návodů pro počítačové cvičení kurzu Moderní počítačová grafika / Creating 3D models and tutorials for computer exercises in Modern computer graphicsGros, Jan January 2015 (has links)
The content of this thesis is to introduce with the issues taught in the course MGMP and create tutorials and 3D models in Blender for computer exercises of course MGMP. The first part is devoted to some similar courses taught at universities in the Czech Republic. Another parts are dealing with the method of Catmull-Clark subdivision surfaces, texture mapping issues, issues of curves and animation of objects with using curves. The last part is about shading 3D models and about various methods which have been developed and are in use to this day. The output of work are video tutorials and models for MGMP course, dealing with different parts of the thesis.
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Grafické intro 64kB s použitím OpenGL / Graphics Intro 64kB Using OpenGLBurkot, Martin January 2011 (has links)
This thesis deals with the creation of minimal graphics intro. Intro size is not extending 64kB. The base of the intro is procedurally generated terrain supplemented with procedural vegetation and texture representing clouds. It also has terrain texture and imported 3D models. As background music is music playing.
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