樊宇,吕晓琪,张继凯,等.基于几何着色器的流场动态可视化研究与实现.计算机工程与应用,2019,55(9):157-161. Research and Realization of Flow Field Dynamic Visualization Based on Geometric Shader

计算机工程与应用(2019)

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Abstract
为有效解决复杂流场可视化效率低下问题,加快可视化速度,提出了一种基于几何着色器的快速流场可视化算法。在流场可视化的过程当中引入几何着色器,利用GPU的并行处理能力和强大的图像处理能力对流场实时地进行箭头和流线的绘制,然后采用积分颜色映射方法,与常规的线性颜色映射法相比较,改善了颜色的均匀分布,增强流场强度层次感。实验表明,该算法可以有效地反映流场特征分布,减少可视化过程中的数据传输量,降低资源浪费,提高可视化渲染效率。
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Key words
flow field visualization,geometric shader,color mapping,arrow method,streamline method
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