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Extrusion and Revolution Mapping

delete2010-11-05
delete5
PRE
AI
A
Abderrahim Saaidi
K
Khalid Satori
H
Hamid Tairi
DOI：10.1145/1857907.1857908delete
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摘要

摘要

En 中文
挤压，斜面，倒角和车床工具广泛用于各种计算机图形应用中，例如建筑设计和制成品的工业原型。然而，这种建模通常基于多边形网格，其通常需要相当大量的图形基元。在本文中，我们提出了一种基于图像的新方法，用于渲染挤压和旋转曲面。我们仅使用单个RGBA纹理，该纹理存储二进制图 (即轮廓曲线)，其欧几里德距离变换以及距离场的单位梯度矢量的两个分量。所有渲染算法都基于在纹理空间中执行的光线跟踪过程。距离场的使用允许剔除空白空间，从而最小化光线跟踪步骤的数量。挤出和旋转映射技术产生非常有说服力的模型，并且两者都以交互式帧速率渲染。
Keyword:
Algorithms
Theory
Design
Real-time rendering
image-based rendering
GPU ray-tracing
inverse displacement mapping
extrusion
revolution
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期刊

ACM Transactions on Graphics 封面图
ACM Transactions on Graphics
IF:
9.5
论文数:
4.7K
被引数:
3.6W

机构

S
Sidi Mohamed Ben Abdellah University of Fez
学者数:
4.2K
论文数: 2.8K
被引数: 3
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