frustum

To understand this , we must first take a brief look at the characteristics of the frustum .

要理解这点，我们首先必须简要了解一下试图锥截体的特征。

Fast Rendering Method Based on View Frustum Culling and Image Caching

基于视域剔除和图像缓存技术的复杂场景快速绘制方法

Design of extruding process and die for the hollow parts of frustum type

锥台形空心件挤压工艺与模具设计

Plastic limit analysis of a frustum of conical shell under internal uniform pressure

充内压截头圆锥壳的极限分析

A Computation of the Vibration Characteristics of Conical Frustum Shell

截顶圆锥薄壳振动特性的计算

Experimental Research into the Hydroforming of Spherical Tanks From Combination Frustum Shells

棱台组合壳体整体胀形球形容器的实验研究

This function takes given camera 's view frustum and returns six planes that form it .

这个函数取得给定的摄像机的视景并返回它的六个面。

Static Equilibrium Margin for Cylinder Cone and Frustum of a Cone

圆柱、圆锥和圆台的平衡裕度分析

This function returns six planes of a frustum defined by given view & projection matrix .

这个函数返回由给定的视窗和投影矩阵定义的视景的六个面。

Experimental investigation of the oblique collision effects of explosion shock wave on concrete frustum in shallow water

浅层水中爆炸冲击波对混凝土墩斜碰撞作用试验研究

And then carries on frustum culling and collision detection and response based on it .

在此基础上进行摄影机裁剪和物体的碰撞检测及响应。

A brief discussion on teaching and studying pyramid , prism and frustum of pyramid

棱柱、棱锥、棱台教学初探

Management of scene is the content of 3D visualization engine , such as spatial sorting , view frustum clip .

场景管理则是可视化引擎需要关注的内容，如空间排序，视场裁切。

Reconstructing the Proof of Babylonian Volume Formula for the Frustum of a Square Pyramid

古巴比伦正四棱台体积公式古证复原

Effect of quadrangular frustum of a pyramid on sonochemical yield

四棱台容器对声化学产率的影响

The increase of rendering speed is achieved by using the view frustum culling and sight-line-dependent screen error computation method .

通过引入视锥体裁剪、与视线相关的屏幕误差计算方法提高绘制速度。

A research on clinical practice of combination model formed from frustum of a cone and cylinder for cardiac Impedance plethysmography differential diagram

心阻抗微分图园台园柱体组合模型的临床应用研究

Benefit of this modified shape is that the expansion around the first corner reduces the initial pressure coefficient on the frustum to low values .

这个改进的外型的优点是绕第一角点的膨胀会把截锥上的初始压力系数减少到很低的值。

A frustum formed from a cone .

用圆锥体做的平截头体。

The calculation model of peak pressure was obtained and the diffraction and transmission effects of explosion shock wave on concrete frustum in shallow water were analyzed .

获得了迎爆面中心反射压力峰值计算模型；分析了两个装药浅层水中爆炸冲击波对混凝土墩绕射及透射作用效应。

The procedure of primitives belongingness determining is speeded up using the fast view frustum culling technology of scene graph .

利用场景图在视景体内的快速裁剪技术，有效提高图元的归属判断速度。

By default , Ignore Layers is none so all geometry that intersects the Projector frustum will be affected .

因此与投影机平截头体相交的几何体都会受到影响。

Due to the specific shape characteristics of the hollow parts of frustum type , the process and die for forming this type of parts are of its own characteristic .

锥台形空心件形状比较特殊，其成形工艺和模具也有其特点。

In ancient Babylonian mathematics , the expression of volume formula for the frustum of a square pyramid is much more complicated than its modern form .

分析《度量之书》中棱台体积的几种计算方法，探讨了相关法则的公式构造与思想来源。

In rendering such a virtual scene , the view frustum needs to cover a large range of volume and this increases the complexity of shadow effect rendering .

当渲染这样的虚拟场景时，需要覆盖范围很大的视景体，这就增加了阴影渲染的复杂性。

Some existing problems in the process of implementation , such as cracks precaution , nodes evaluation , view frustum culling and so on , are investigated and solved .

探讨并解决了实现过程中存在的裂缝、节点评价和视景体裁剪等问题。

To satisfy the continuity of navigation of terrain , a prefetching scheme based on view frustum extension is proposed , which implements the real-time loading of datasets .

为满足地形漫游的连续性，提出了一种基于视域扩展的数据预取及调度策略，实现了外存数据的实时调度。

Combining the feature of virtual scene and emulate application based on the scene graph , a new fast rendering approach was proposed based on view frustum culling algorithm and image caching algorithm .

结合基于场景图构建的虚拟场景和仿真应用的特点，提出了一种基于视域剔除和图像缓存技术的复杂场景快速绘制方法。

The viewing frustum has an origin ( 0,0 ) at the center of the screen , while screen coordinates have an origin at the upper left of the screen .

视图锥截体的原点（，0）屏幕中心，而屏幕坐标的则在屏幕的左上角。

Four accelerated methods are proved by experimental data , which include using triangle strip , frustum culling , making display list and gradually renewing data . These methods are used to improve the rending efficiency .

通过实验数据对三角形条带化、视锥体裁切、显示列表技术和数据渐进更新这几种优化方法进行论证，并将它们应用到绘制算法中提高绘制效率。