Geometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications
Abstract This study is based on some C 1 $C^{1}$ , C 2 $C^{2}$ , and C 3 $C^{3}$ continuous computer-based surfaces that are modeled by using generalized blended trigonometric Bézier (shortly, GBT-Bézier) curves with shape parameters. Initially, generalized blended trigonometric Bernstein-like (shor...
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oai:doaj.org-article:558bc660883b476aa0dbf881ca6323142021-11-14T12:10:25ZGeometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications10.1186/s13662-021-03643-y1687-1847https://doaj.org/article/558bc660883b476aa0dbf881ca6323142021-11-01T00:00:00Zhttps://doi.org/10.1186/s13662-021-03643-yhttps://doaj.org/toc/1687-1847Abstract This study is based on some C 1 $C^{1}$ , C 2 $C^{2}$ , and C 3 $C^{3}$ continuous computer-based surfaces that are modeled by using generalized blended trigonometric Bézier (shortly, GBT-Bézier) curves with shape parameters. Initially, generalized blended trigonometric Bernstein-like (shortly, GBTB) basis functions with two shape parameters are derived in explicit expression which satisfied the basic geometric features of the traditional Bernstein basis functions. Moreover, the GBT-Bézier curves and tensor product GBT-Bézier surfaces with two shape parameters are also presented. All geometric features of the proposed GBT-Bézier curves and surfaces are similar to the traditional Bézier curves and surfaces, but the shape-adjustment is the additional feature that the traditional Bézier curves and surfaces do not hold. Finally, a class of some complex computer-based engineering surfaces via GBT-Bézier curves with shape parameters is presented. In addition, two adjacent GBT-Bézier surfaces segments are connected by higher C 2 $C^{2}$ and C 3 $C^{3}$ continuity constraints than the existing only C 1 $C^{1}$ shape adjustable Bézier surfaces. Some practical examples are provided to show the efficiency of the proposed scheme and to prove it as another powerful way for the construction and modeling of various complex composite computer-based engineering surfaces using higher-order continuities.Sidra MaqsoodMuhammad AbbasKenjiro T. MiuraAbdul MajeedSamia BiBiTahir NazirSpringerOpenarticleGeneralized blended trigonometric Bernstein-like basisShape parametersGBT-Bézier curvesParametric continuityGBT-Bézier surfacesComputer-based engineering surfacesMathematicsQA1-939ENAdvances in Difference Equations, Vol 2021, Iss 1, Pp 1-36 (2021) |
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DOAJ |
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Generalized blended trigonometric Bernstein-like basis Shape parameters GBT-Bézier curves Parametric continuity GBT-Bézier surfaces Computer-based engineering surfaces Mathematics QA1-939 |
spellingShingle |
Generalized blended trigonometric Bernstein-like basis Shape parameters GBT-Bézier curves Parametric continuity GBT-Bézier surfaces Computer-based engineering surfaces Mathematics QA1-939 Sidra Maqsood Muhammad Abbas Kenjiro T. Miura Abdul Majeed Samia BiBi Tahir Nazir Geometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications |
description |
Abstract This study is based on some C 1 $C^{1}$ , C 2 $C^{2}$ , and C 3 $C^{3}$ continuous computer-based surfaces that are modeled by using generalized blended trigonometric Bézier (shortly, GBT-Bézier) curves with shape parameters. Initially, generalized blended trigonometric Bernstein-like (shortly, GBTB) basis functions with two shape parameters are derived in explicit expression which satisfied the basic geometric features of the traditional Bernstein basis functions. Moreover, the GBT-Bézier curves and tensor product GBT-Bézier surfaces with two shape parameters are also presented. All geometric features of the proposed GBT-Bézier curves and surfaces are similar to the traditional Bézier curves and surfaces, but the shape-adjustment is the additional feature that the traditional Bézier curves and surfaces do not hold. Finally, a class of some complex computer-based engineering surfaces via GBT-Bézier curves with shape parameters is presented. In addition, two adjacent GBT-Bézier surfaces segments are connected by higher C 2 $C^{2}$ and C 3 $C^{3}$ continuity constraints than the existing only C 1 $C^{1}$ shape adjustable Bézier surfaces. Some practical examples are provided to show the efficiency of the proposed scheme and to prove it as another powerful way for the construction and modeling of various complex composite computer-based engineering surfaces using higher-order continuities. |
format |
article |
author |
Sidra Maqsood Muhammad Abbas Kenjiro T. Miura Abdul Majeed Samia BiBi Tahir Nazir |
author_facet |
Sidra Maqsood Muhammad Abbas Kenjiro T. Miura Abdul Majeed Samia BiBi Tahir Nazir |
author_sort |
Sidra Maqsood |
title |
Geometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications |
title_short |
Geometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications |
title_full |
Geometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications |
title_fullStr |
Geometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications |
title_full_unstemmed |
Geometric modeling of some engineering GBT-Bézier surfaces with shape parameters and their applications |
title_sort |
geometric modeling of some engineering gbt-bézier surfaces with shape parameters and their applications |
publisher |
SpringerOpen |
publishDate |
2021 |
url |
https://doaj.org/article/558bc660883b476aa0dbf881ca632314 |
work_keys_str_mv |
AT sidramaqsood geometricmodelingofsomeengineeringgbtbeziersurfaceswithshapeparametersandtheirapplications AT muhammadabbas geometricmodelingofsomeengineeringgbtbeziersurfaceswithshapeparametersandtheirapplications AT kenjirotmiura geometricmodelingofsomeengineeringgbtbeziersurfaceswithshapeparametersandtheirapplications AT abdulmajeed geometricmodelingofsomeengineeringgbtbeziersurfaceswithshapeparametersandtheirapplications AT samiabibi geometricmodelingofsomeengineeringgbtbeziersurfaceswithshapeparametersandtheirapplications AT tahirnazir geometricmodelingofsomeengineeringgbtbeziersurfaceswithshapeparametersandtheirapplications |
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