Kazan (Volga region) Federal University, KFU
KAZAN
FEDERAL UNIVERSITY
 
HYBRID SHADER FOR SIMULTANEOUS EDGE DETECTION AND AMBIENT SHADING
Form of presentationArticles in international journals and collections
Year of publication2017
Языканглийский
  • Gaysin Ruslan Rinadovich, author
  • Civilskiy Ilya Vladimirovich, author
  • Bibliographic description in the original language IV Tsivilskiy, RR Gaisin, VV Kugurakova. HYBRID SHADER FOR SIMULTANEOUS EDGE DETECTION AND AMBIENT SHADING // QUID: Investigación, ciencia y tecnología, 2017. Special Issue №1. - pp. 345-351.
    Annotation In this workwe present a novel post-processing effectthatcan be applicable for both edge detection visualization and for emulation of ambient shading. Unlike different classic shaders suitable for these tasks, our effect has single shader codeand does both the effects simultaneously: with a certain settings,the same codebase works as the edge detector or anambient occlusioneffect or as both of them at the same time, that is why the shader is useful for rendering of industrial design, architectural works and engineering. The algorithmuses only depth texture without screenspace normal texture and without additional noise texture that is a key component of a rendering pipeline of most of known screenspace ambient occlusion algorithms. The shader consist of 2 stages: standard render pass (that produces scene texture with no lights and shadows) + contours extraction and (or) ambient occlusion pass.
    Keywords line extraction, ambient occlusion, shading, silhouette, post-processing
    The name of the journal QUID: Investigación, ciencia y tecnología
    URL http://revistas.proeditio.com/iush/quid/article/view/1789
    Please use this ID to quote from or refer to the card https://repository.kpfu.ru/eng/?p_id=165312&p_lang=2

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