<?xml version="1.0" encoding="utf-8"?><?xml-stylesheet href='http://feeds.feedsky.com/styles/temp01.xsl' type='text/xsl' ?><!--这是一个由Feedsy提供技术支持的Feed，为了提高读者阅读的体验，以及满足用户美化自己Feed的需要，我们设计了多种精美的Feed模板，提供给大家选择，所有最终呈现出来的样式，皆由用户自愿选择使用，未经许可，任何团体和个人，请不要擅自修改样式或者盗用，这是对于用户选择权的尊重。--><rss xmlns:atom="http://www.w3.org/2005/Atom" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:fs="http://www.feedsky.com/namespace/feed" version="2.0"><channel><atom:link href="http://feeds.feedsky.com/csdn.net/javazjh" type="application/rss+xml" ref="self"></atom:link><lastBuildDate>Sun, 04 Nov 2007 22:20:00 GMT</lastBuildDate><title>张嘉华的专栏</title><description>GPU和图形学专栏</description><item><title>D3D10与Geometry Shader学习笔记2</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158189/1173655/1/item.html</link><wfw:comment>comments/1866726.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1866726.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1866726</trackback:ping><description>D3D10与Geometry Shader学习笔记2&lt;img src =&quot;aggbug/1866726.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Mon, 05 Nov 2007 06:20:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2007/11/04/1866726.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2007/11/04/1866726.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2007/11/04/1866726.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158189/1173655</fs:itemid></item><item><title>D3D10与Geometry Shader学习笔记1</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158190/1173655/1/item.html</link><wfw:comment>comments/1866719.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1866719.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1866719</trackback:ping><description>D3D10与Geometry Shader学习笔记1&lt;img src =&quot;aggbug/1866719.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Mon, 05 Nov 2007 06:16:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2007/11/04/1866719.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2007/11/04/1866719.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2007/11/04/1866719.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158190/1173655</fs:itemid></item><item><title>关于D3D10与Geometry Shader用于细分曲面的几点学习笔记</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158191/1173655/1/item.html</link><wfw:comment>comments/1782738.aspx</wfw:comment><slash:comments>1</slash:comments><wfw:commentRss>comments/commentRss/1782738.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1782738</trackback:ping><description>关于D3D10与Geometry Shader用于细分曲面的几点学习笔记&lt;img src =&quot;aggbug/1782738.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Thu, 13 Sep 2007 05:28:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2007/09/12/1782738.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2007/09/12/1782738.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2007/09/12/1782738.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158191/1173655</fs:itemid></item><item><title>SIGGRAPH2007的一篇文章翻译:在GPU上直接处理细分曲面(Direct Manipulation of Subdivision Surfaces on GPUs)</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158192/1173655/1/item.html</link><wfw:comment>comments/1769577.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1769577.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1769577</trackback:ping><description>SIGGRAPH2007的一篇文章翻译:在GPU上直接处理细分曲面(Direct Manipulation of Subdivision Surfaces on GPUs)&lt;img src =&quot;aggbug/1769577.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Mon, 03 Sep 2007 06:22:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2007/09/02/1769577.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2007/09/02/1769577.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2007/09/02/1769577.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158192/1173655</fs:itemid></item><item><title>再添加几张非真实感水墨化、Tile化、伪HDR、运动模糊效果图</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158193/1173655/1/item.html</link><wfw:comment>comments/1289927.aspx</wfw:comment><slash:comments>2</slash:comments><wfw:commentRss>comments/commentRss/1289927.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1289927</trackback:ping><description>再添加几张非真实感水墨化、Tile化、伪HDR、运动模糊效果图&lt;img src =&quot;aggbug/1289927.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Wed, 27 Sep 2006 07:12:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/09/26/1289927.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/09/26/1289927.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/09/26/1289927.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158193/1173655</fs:itemid></item><item><title>正在做的梦幻岛屿场景的实时全局glow和soble边缘化效果</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158194/1173655/1/item.html</link><wfw:comment>comments/1268831.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1268831.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1268831</trackback:ping><description>正在做的梦幻岛屿场景的实时全局glow和soble边缘化效果&lt;img src =&quot;aggbug/1268831.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Sat, 23 Sep 2006 22:12:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/09/23/1268831.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/09/23/1268831.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/09/23/1268831.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158194/1173655</fs:itemid></item><item><title>放几个我们现在整合fsstudio合作做的梦幻岛屿场景图</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158195/1173655/1/item.html</link><wfw:comment>comments/1256343.aspx</wfw:comment><slash:comments>3</slash:comments><wfw:commentRss>comments/commentRss/1256343.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1256343</trackback:ping><description>放几个我们现在整合fsstudio合作做的梦幻岛屿场景图&lt;img src =&quot;aggbug/1256343.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Thu, 21 Sep 2006 07:59:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/09/20/1256343.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/09/20/1256343.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/09/20/1256343.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158195/1173655</fs:itemid></item><item><title>一个交互式森林(An interactive forest)</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158196/1173655/1/item.html</link><wfw:comment>comments/1218965.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1218965.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1218965</trackback:ping><description>一个交互式森林(An interactive forest)

我们展现了一个森林原型，在这个原型里，视频游戏玩家能够移动和物理地和树木进行交互。树木在每次重画的时候过程式on-the-fly构造。两个动画方法联合起来：一个程序方法有效地处理大部分的,一个基于物理的方法允许用户和树木交互。基于物理的方法在需要的地方动态应用。物理数据仅仅在物理方法应用的时候被计算，用完之后就被删除。我们在动画各帧直接实施了平滑过渡。我们在渲染和过程动画中使用了细节层次技术（Levels of detail）。我们的方法允许实时显示包含角色动作和一个256颗树构成的森林的交互式动画。&lt;img src =&quot;aggbug/1218965.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Thu, 14 Sep 2006 04:18:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/09/13/1218965.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/09/13/1218965.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/09/13/1218965.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158196/1173655</fs:itemid></item><item><title>真实感森林的建模与可视化</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158197/1173655/1/item.html</link><wfw:comment>comments/1218961.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1218961.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1218961</trackback:ping><description>真实感森林的建模与可视化

Modeling and Visualizing a Real Forest


在德克萨斯州的A&amp;M可视化实验室，我们最近和计算机科学家、心理学者、艺术家以及其他方面专家合作，共同创造了一个具有高度真实感、计算机生成的森林漫游。在美国农业部（USDA）的资助下，这项工作在亚利桑那州大学心理学实验室进行了实验。研究员希望测定在计算机生成可视化自然场景动画的现实程度，让人们得以了解虚拟环境和现实究竟有多少相似。这项计划将要比较项目在真实情况、图像带、图象漫游、和计算机模拟漫游下的效果。

&lt;img src =&quot;aggbug/1218961.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Thu, 14 Sep 2006 04:16:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/09/13/1218961.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/09/13/1218961.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/09/13/1218961.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158197/1173655</fs:itemid></item><item><title>最近有些朋友问我我们在写的室外自然场景引擎用了些什么技术具体在那些</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158198/1173655/1/item.html</link><wfw:comment>comments/1218953.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1218953.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1218953</trackback:ping><description>在这里详细介绍一下，目前我们引擎用了几个比较先进的技术&lt;img src =&quot;aggbug/1218953.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Thu, 14 Sep 2006 04:13:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/09/13/1218953.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/09/13/1218953.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/09/13/1218953.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158198/1173655</fs:itemid></item><item><title>通过渲染到浮点纹理实现三维对象拾取</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158199/1173655/1/item.html</link><wfw:comment>comments/1148083.aspx</wfw:comment><slash:comments>1</slash:comments><wfw:commentRss>comments/commentRss/1148083.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1148083</trackback:ping><description>通过渲染到浮点纹理实现三维对象拾取
3D Object Picking Using RTT and Float Format Texture

摘要(Abstract)
本文介绍了一种在GPU上实现的，通过将坐标信息和对象指针绘制到一张RenderTargert浮点纹理的三维对象拾取方法。该方法能够在约半帧的渲染时间内拾取包括对象指针坐标等信息，可以达到与屏幕象素大小同等的精确度。

关键字(Keywords)：图元拾取、GPU、Shader RTT(渲染到纹理)、浮点纹理
 
&lt;img src =&quot;aggbug/1148083.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Thu, 31 Aug 2006 18:35:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/08/31/1148083.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/08/31/1148083.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/08/31/1148083.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158199/1173655</fs:itemid></item><item><title>前几天去了深圳玩了几天，终于去看了看那航母</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158200/1173655/1/item.html</link><wfw:comment>comments/1114248.aspx</wfw:comment><slash:comments>1</slash:comments><wfw:commentRss>comments/commentRss/1114248.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1114248</trackback:ping><description>前几天去了深圳玩了几天，终于去看了看那航母&lt;img src =&quot;aggbug/1114248.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Fri, 25 Aug 2006 05:21:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/08/24/1114248.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/08/24/1114248.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/08/24/1114248.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158200/1173655</fs:itemid></item><item><title>再发一个改进了水面的编辑器截图</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158201/1173655/1/item.html</link><wfw:comment>comments/1108764.aspx</wfw:comment><slash:comments>0</slash:comments><wfw:commentRss>comments/commentRss/1108764.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1108764</trackback:ping><description>再发一个改进了水面的编辑器截图&lt;img src =&quot;aggbug/1108764.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Wed, 23 Aug 2006 22:34:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/08/23/1108764.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/08/23/1108764.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/08/23/1108764.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158201/1173655</fs:itemid></item><item><title>发两个目前个人在做的效果图给大家看看</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158202/1173655/1/item.html</link><wfw:comment>comments/1099600.aspx</wfw:comment><slash:comments>3</slash:comments><wfw:commentRss>comments/commentRss/1099600.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=1099600</trackback:ping><description>发两个目前个人在做的效果图给大家看看&lt;img src =&quot;aggbug/1099600.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Sun, 20 Aug 2006 22:43:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/08/20/1099600.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/08/20/1099600.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/08/20/1099600.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158202/1173655</fs:itemid></item><item><title>我的简历</title><link>http://item.feedsky.com/~csdn.net/javazjh/~1173673/30158203/1173655/1/item.html</link><wfw:comment>comments/999018.aspx</wfw:comment><slash:comments>6</slash:comments><wfw:commentRss>comments/commentRss/999018.aspx</wfw:commentRss><trackback:ping>http://tb.blog.csdn.net/TrackBack.aspx?PostId=999018</trackback:ping><description>本人的个人简历，欢迎对我感兴趣的公司招聘&lt;img src =&quot;aggbug/999018.aspx&quot; width = &quot;1&quot; height = &quot;1&quot; /&gt;</description><pubDate>Sun, 30 Jul 2006 04:11:00 +0800</pubDate><author>张嘉华</author><comments>http://blog.csdn.net/javazjh/archive/2006/07/29/999018.aspx#Feedback</comments><guid isPermaLink="false">http://blog.csdn.net/javazjh/archive/2006/07/29/999018.aspx</guid><dc:creator>张嘉华</dc:creator><fs:srclink>http://blog.csdn.net/javazjh/archive/2006/07/29/999018.aspx</fs:srclink><fs:srcfeed>http://blog.csdn.net/javazjh/rss.aspx</fs:srcfeed><fs:itemid>csdn.net/javazjh/~1173673/30158203/1173655</fs:itemid></item></channel></rss>