光线跟踪算法

基于GPU交互式光线跟踪算法的设计与实现

Design and Implementation of Interactive Ray Tracing Algorithm Based on GPU

基于GPU的光线跟踪算法在雷达散射截面快速估算中的应用。

The application of ray tracing on GPU in rapid RCS Prediction .

基于GPU的光线跟踪算法研究与实现

The Research and Implementation of GPU-based Ray Tracing Algorithm

在游戏、CAD、虚拟现实、电影电视特效等众多应用的推动下，光线跟踪算法作为一种重要的真实感绘制技术被广泛地研究并得到了大力的发展。

With the pushing of various applications ranging games , CAD , virtual reality , film and television special effects , ray tracing as an important realistic rendering tech-nique has been well studied and developed .

光线跟踪算法早期是在CPU上来运行的，效率较低，随着GPU的可编程的实现，出现了很多基于GPU的光线跟踪算法。

Early , The ray tracing was running on the CPU , but less efficient . As the implementation of GPU programmable , there have been many ray tracing based on GPU .

最后通过光线跟踪算法，采用三维图形生成软件POV-RAY实现水下场景光照模型的渲染效果图。

At last , the realistic rendering pictures based on the underwater scene illumination model are realized by using ray-tracing algorithm and the 3-D graphics generation software POV-RAY .

为了解决系统实时性问题，运用光线跟踪算法以及一系列加速算法，把复杂的三维图形运算转化成一系列简单的一维图形运算，使每次设计交互的循环周期降低到20ms以内。

In order to reduce the time of one updating period to 20 millisecond , ray-tracing algorithm and other speeding methods are used to convert three dimensional calculation into one dimensional operation .

首先，DRR的产生是模拟真实X线成像过程，由于CT体数据与真实物体相差甚多，且光线跟踪算法与X线穿透物体过程也有较大差异，因此DRR图像不可能与真实X线图像完全一致。

First , DRR generation process was a virtual X-ray image shooting , but CT data was different with the real object and the ray-tracing algorithm was also quite different with the process of X-ray penetrating , so DRR images were not possible same as real X-ray images .

基于光线跟踪算法的真实感图形的研究与实现

The Research and Realization of Realistic Graphics Based on Ray-Tracing Algorithm

计算机辅助前照灯设计中的光线跟踪算法

The Algorithms of Ray Tracing Used in Computer Aided Headlamp Design

该文提出了基于光线跟踪算法的三维真实感图形动画的制作方法。

This paper presents a method of making three-dimension reality graphics animation .

一种基于环境映照变换的快速光线跟踪算法

A quick raytracing algorithm based on the transformation of the environment map

光线跟踪算法在高质量三维分子模型设计中的应用

The Application of Ray Tracing in High Quality 3-D Molecular Model Design

β-样条曲面的光线跟踪算法研究

Ray-tracing Study in Terms of β - spline Patches

光线跟踪算法中的求交问题

The Light - Crossing Calculation of Ray Tracing Algorithm

光线跟踪算法是生成真实感图形的主要算法之一。

Ray tracing algorithm is the main algorithm of creating the real graphic .

复杂场景的快速光线跟踪算法

Algorithm of Efficient Ray Tracing of Complex Scenes

基于光线跟踪算法的纹理映射技术

Texture Mapping Technique Based on Ray Tracing Algorithm

动态光线跟踪算法与实现

Dynamic Ray Tracing Algorithm and Realization

基于体单元的光线跟踪算法

Ray Tracing Algorithm Based on Voxel

从二维系列摄影图片提取剪影重构三维实体的光线跟踪算法

Ray-Tracing Algorithm for Reconstruction of 3D Objects Using Silhouettes Subtracted from a Series of 2D Photos

快速光线跟踪算法

Fast ray tracing algorithm

这种模型用分布式光线跟踪算法实现，可用于漆饰品的色彩设计。

The new illumination model implemented in ray tracing algorithm can be used in a color CAD system .

针对旋转曲面场景提出一种基于综合包围盒技术快速光线跟踪算法。

This paper presents a quick ray tracing algorithm of surfaces of revolution based on hybrid bounding volume .

本文讨论了简单光照模型、整体光照模型、光线跟踪算法和辐射度方法。

This paper introduces simple illumination model 、 overall illumination model 、 light track algorithm and radiation method .

并根据本系统拾取精度要求高的特点，对传统光线跟踪算法进行简化，完成了场景实体的快速拾取；

Because of high precision of picking in the system , a picking algorithm based on ray-tracing is presented .

阴影测试采用了光线跟踪算法的光线求交思想，并且采用深度排序的方法以加速求交。

A simplified light buffer is used for shadow preprocessing , and ray cast method is used for shadow test .

计算机真实感图形的基本算法。所涉及到的主要算法有光照明模型、光线跟踪算法、辐射度算法、纹理映射技术等。

Basic computer realistic graphics algorithms , including illumination model , Raytracing , Radiosity , Texture mapping and so on .

由于碰撞模型由球体体素组成，所以，通过光线跟踪算法来实现模型之间的碰撞检测。

The collision model is composed of ball element . Therefore , the collision algorithm is the ray tracing algorithm .

并对这三种动态光线跟踪算法的优缺点和在异构多核平台上实现的性能进行了分析比较。

Analyze the performance of these three algorithms and get the performance when these three algorithms apply on the heterogeneous multi-core platforms .