纺织学报 ›› 2018, Vol. 39 ›› Issue (07): 148-152.doi: 10.13475/j.fzxb.20170705805

• 管理与信息化 • 上一篇    下一篇

数码纱的外观效果仿真方法

  

  • 收稿日期:2017-07-17 修回日期:2018-01-17 出版日期:2018-07-15 发布日期:2018-07-16

Digital yarn appearance simulation

  • Received:2017-07-17 Revised:2018-01-17 Online:2018-07-15 Published:2018-07-16

摘要:

针对数码纱颜色变化多样,颜色循环复杂,循环周期较长,传统纱线模拟方法都是针对纱线短周期的模拟而无法准确反映数码纱长周期颜色变化特征的问题,提出针对数码纱长周期的数字黑板模拟方法。该模拟方法以具代表性的变色纱为例,将不同颜色的色块作为基本单元,根据变色纱颜色配比变化规律依次排列形成整段纱线,并通过合适的光照模型、颜色渐变模型以及颜色模块伪随机数模型等数学模型以获得更加真实的纱线外观,最后将模拟的变色纱分段映射到建立好的数字黑板上,以展示变色纱颜色变化的整体外观效果。通过该方法模拟出的数码纱数字黑板可准确地反映实际数码纱长周期下的颜色变化规律,并具有一定的纱线真实感。

关键词: 数码纱, 变色纱, 数字黑板, 纱线外观, 颜色模拟

Abstract:

Aiming at the problems that the digital yarn has various colors, complex changes and long color change cycles, causing the difficult reflecting on the characteristics of digital yarn for the conventional yarn simulation method, which is usually used in short cycle yarn simualtion. Therefore, a digital blackboard yarn simulation method reflecting the long-cycle digital yarn’s features was proposed. The simulation method took the most representative gradient color yarn as the simulated example, used different color patches as the basic unit and arranged these units in series according to the gradient color yarn color ratio change regulation to form the entire yarn. Finally, the simulated digital yarn was segmented into the digital blackboard to show the overall appearance of the gradient color yarn color change feature. This simulation method can accurately reflect the long-cycle digital yarn change feature, and give the yarn a certain sense of reality.

Key words: digital yarn, gradient color yarn, digital blackboard, yarn appearance, color simulation

[1] 韩要宾 张杰 潘如如 周建 高卫东 郭明瑞 薛元 杨瑞华. 纤维尺度下数码纱仿真方法[J]. 纺织学报, 2017, 38(11): 150-155.
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