Oleksandr Dudnyk

PhD in Technical Science, Associate Professor

Vinnytsia National Technical University

21021, 95 Khmelnytske Shose Str., Vinnytsia, Ukraine

https://orcid.org/0009-0005-3684-965X

Modified parallax mapping method using a surface distance map

05.04.2017

Alexander Romaniuk, Oleksandr Dudnyk, Oksana Romanyuk
  • Keywords texture mapping, parallax mapping, distance functions, heights mapping

Modification of A-buffer method for smoothing three-dimensional images

08.12.2020

Alexander Romaniuk, Mykhailo Kurinnyi, Oleksandr Dudnyk, Anatoliy Snihur, Serhii Romaniuk
  • Keywords aliasing effect, edge antialiasing, rasterization, A-buffer method, static-dynamic memory organization, color intensity
  • DOI https://doi.org/10.31649/1999-9941-2020-49-3-54-65

Perspective-correct texturing method

24.03.2021

Alexander Romaniuk, Oleksandr Dudnyk, Oksana Romanyuk, Dmitry Ozerchuk
  • Keywords testing; Hesberg method; realism; rasterization; perspective-correct texture overlay
  • DOI https://doi.org/10.31649/1999-9941-2021-50-1-55-63

Improving the performance of shading while using the second order surfaces to determine color intensities

23.07.2021

Alexander Romaniuk, Oleksandr Dudnyk, Dmitry Ozerchuk
  • Keywords shading; rasterization; surface of the second order; color intensity; 3D modeling; Phong shading; Gourand shading
  • DOI https://doi.org/10.31649/1999-9941-2021-51-2-51-59

Internet of Things protection means in the corporate computer network

30.05.2024

Liudmyla Savytska, Tatiana Korobeynikova, Oleh Kostiuk, Iryna Kolesnyk, Oleksandr Dudnyk
  • Keywords Internet of Things, information security, stack levels, secure technological design of the IoT system, model of secure design of the Internet Of Things system
  • DOI https://doi.org/10.31649/1999-9941-2024-59-1-83-93

ChaCha: Development and modification of Salsa20 in modern cryptographic systems

26.03.2026

Oleksii Palii, Oleksandr Dudnyk
  • Keywords stream cipher; Advanced Encryption Standard; TLS 1.3; cryptanalysis; resource-constrained systems
  • DOI https://doi.org/10.31649/vitce/1.2026.09