随笔档案「2012年11月」 - Vulkan

程序运行时间

摘要：/***用高精度计时器,毫秒为单位***/#include #include using namespace std ;int main(void){ LARGE_INTEGER BegainTime ; LARGE_INTEGER EndTime ; LARGE_INTEGER Frequen... 阅读全文

posted @ 2012-11-30 19:25 Vulkan 阅读(262) 评论(0) 推荐(0)

CUDA与C++

摘要：1.使用thrust:http://stackoverflow.com/questions/13185221/cuda-host-object-to-devicehttp://blog.csdn.net/shenlan282/article/details/8237576http://blog.cs... 阅读全文

posted @ 2012-11-30 19:07 Vulkan 阅读(1046) 评论(0) 推荐(0)

Thrust快速入门教程（三）——迭代器与静态调度

摘要：http://blog.csdn.net/dreampursue/article/details/6278752在这节中我们曾使用了这样的表达式，H.begin() 、H.end()、D.begin() + 7。begin()与end()的返回值在C++中被称为迭代器。vector的迭代器类似于数组... 阅读全文

posted @ 2012-11-29 10:41 Vulkan 阅读(451) 评论(0) 推荐(0)

Thrust快速入门教程（二）——Vector的使用

摘要：http://blog.csdn.net/dreampursue/article/details/6278737Trust 提供了两个vector容器：host_vector 与 device_vector。按照命名规则，host_vector位于主机端，device_vector位于GPU设备端。... 阅读全文

posted @ 2012-11-29 10:40 Vulkan 阅读(770) 评论(0) 推荐(0)

Thrust快速入门教程（一）——简介

摘要：http://blog.csdn.net/dreampursue/article/details/6278726thrust网站 http://thrust.github.com/ <<<-----------very good!!Thrust 是一个类似于STL的针对CUDA的C++模板库。T... 阅读全文

posted @ 2012-11-29 10:39 Vulkan 阅读(340) 评论(0) 推荐(0)

cuda的PACK

摘要：https://devtalk.nvidia.com/default/topic/387841/structure-pack-issue/When I copy an instance of the following structurefrom Visual Studio C++ code to ... 阅读全文

posted @ 2012-11-27 20:16 Vulkan 阅读(145) 评论(0) 推荐(0)

Homogeneous Coordinates

摘要：Problem: Two parallel lines can intercept. Railroad gets narrower and meets at horizon.In Euclidean space (geometry), two parallel lines on the same p... 阅读全文

posted @ 2012-11-20 17:19 Vulkan 阅读(251) 评论(0) 推荐(0)

OpenGL Projection Matrix

摘要：http://www.songho.ca/opengl/gl_projectionmatrix.htmlRelated Topics: OpenGL TransformationOverviewPerspective ProjectionOrthographic ProjectionOverview... 阅读全文

posted @ 2012-11-20 17:02 Vulkan 阅读(553) 评论(0) 推荐(0)

II. Positioning---Chapter 5----Depth Clamping

摘要：Depth ClampingThat's all well and good, but this:This is never a good thing. Sure, it keeps the hardware from dividing by zero, which I guess is impor... 阅读全文

posted @ 2012-11-19 19:12 Vulkan 阅读(268) 评论(0) 推荐(0)

II. Positioning---Chapter 5----Boundaries and Clipping

摘要：Boundaries and ClippingIf you recall back to the Perspective projection tutorial, we choose to use some special hardware in the graphics chip to do th... 阅读全文

posted @ 2012-11-19 19:11 Vulkan 阅读(210) 评论(0) 推荐(0)

II. Positioning---Chapter 5----Overlap and Depth Buffering

摘要：Overlap and Depth BufferingRegardless of how we render the objects, there is a strange visual problem with what we're rendering:If the smaller object ... 阅读全文

posted @ 2012-11-19 19:10 Vulkan 阅读(238) 评论(0) 推荐(0)

II. Positioning---Chapter 5----Optimization: Base Vertex

摘要：Optimization: Base VertexUsing VAOs can dramatically simplify code. However, VAOs are not always the best case for performance, particularly if you us... 阅读全文

posted @ 2012-11-19 19:10 Vulkan 阅读(156) 评论(0) 推荐(0)

II. Positioning---Chapter 5----Multiple Objects in OpenGL

摘要：In this tutorial, we will look at how to deal with rendering multiple objects, as well as what happens when multiple objects overlap.Multiple Objects ... 阅读全文

posted @ 2012-11-19 19:09 Vulkan 阅读(138) 评论(0) 推荐(0)

II. Positioning---Chapter 4----Aspect of the World

摘要：Aspect of the WorldIf you run the last program, and resize the window, the viewport resizes with it. Unfortunately, this also means that what was once... 阅读全文

posted @ 2012-11-19 11:52 Vulkan 阅读(247) 评论(0) 推荐(0)

II. Positioning---Chapter 4----Perspective Projection

摘要：Perspective ProjectionRecall that our destination image, the screen, is just a two dimensional array of pixels. The 3D rendering pipeline we are using... 阅读全文

posted @ 2012-11-19 11:35 Vulkan 阅读(393) 评论(0) 推荐(0)

II. Positioning---Chapter 4----The Unreal World

摘要：Chapter 4. Objects at RestThus far, we have seen very flat things. Namely, a single triangle. Maybe the triangle moved around or had some colors.This ... 阅读全文

posted @ 2012-11-19 11:34 Vulkan 阅读(217) 评论(0) 推荐(0)

II. Positioning---Chapter 3----Multiple Shaders

摘要：Multiple ShadersWell, moving the triangle around is nice and all, but it would also be good if we could do something time-based in the fragment shader... 阅读全文

posted @ 2012-11-18 19:42 Vulkan 阅读(157) 评论(0) 推荐(0)

II. Positioning---Chapter 3----More Power to the Shaders

摘要：More Power to the ShadersIt's all well and good that we are no longer having to transform vertices manually. But perhaps we can move more things to th... 阅读全文

posted @ 2012-11-18 19:42 Vulkan 阅读(133) 评论(0) 推荐(0)

II. Positioning---Chapter 3----A Better Way

摘要：A Better WayThis is fine for a 3-vertex example. But imagine a scene involving millions of vertices (and no, that's not an exaggeration for high-end a... 阅读全文

posted @ 2012-11-18 19:40 Vulkan 阅读(149) 评论(0) 推荐(0)

II. Positioning---Chapter 3----Moving the Vertices

摘要：Chapter 3. OpenGL's Moving TriangleThis tutorial is about how to move objects around. It will introduce new shader techniques.Moving the VerticesThe s... 阅读全文

posted @ 2012-11-18 19:39 Vulkan 阅读(196) 评论(0) 推荐(0)

坑爹的GLSL

摘要：#version 400layout(location = 0) in vec4 position;void main(){gl_Position= vec4(position);}#version 400out vec4 outputColor;void main(){outputColor=ve... 阅读全文

posted @ 2012-11-18 14:37 Vulkan 阅读(373) 评论(0) 推荐(0)

glVertexAttribPointer()

摘要：NameglVertexAttribPointer — 定义顶点属性数组C Specificationvoid glVertexAttribPointer(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei str... 阅读全文

posted @ 2012-11-17 20:40 Vulkan 阅读(755) 评论(0) 推荐(0)

I. The Basics---Chapter 2----Vertex Attributes

摘要：原文地址http://www.arcsynthesis.org/gltut/Basics/Tut02%20Vertex%20Attributes.htmlVertex AttributesUsing the fragment position in a fragment shader is quit... 阅读全文

posted @ 2012-11-16 19:53 Vulkan 阅读(266) 评论(0) 推荐(0)

I. The Basics---Chapter 2----Fragment Position Display

摘要：http://www.arcsynthesis.org/gltut/Basics/Tutorial%2002.html#FragPositionChapter 2. Playing with ColorsThis tutorial will show how to provide some colo... 阅读全文

posted @ 2012-11-16 19:52 Vulkan 阅读(162) 评论(0) 推荐(0)

I. The Basics---Chapter 1----Making Shaders

摘要：http://www.arcsynthesis.org/gltut/Basics/Tut01%20Making%20Shaders.htmlMaking ShadersWe glossed over exactly how these text strings called shaders actu... 阅读全文

posted @ 2012-11-16 19:42 Vulkan 阅读(132) 评论(0) 推荐(0)

I. The Basics---Chapter 1----Following the Data

摘要：http://www.arcsynthesis.org/gltut/Basics/Tut01%20Following%20the%20Data.htmlFollowing the DataIn the basic background section, we described the functi... 阅读全文

posted @ 2012-11-16 19:42 Vulkan 阅读(135) 评论(0) 推荐(0)

I. The Basics---Chapter 1----Dissecting Display

摘要：http://www.arcsynthesis.org/gltut/Basics/Tut01%20Dissecting%20Display.htmlDissecting DisplayThe display function seems on the surface to be fairly sim... 阅读全文

posted @ 2012-11-16 19:37 Vulkan 阅读(136) 评论(0) 推荐(0)

I. The Basics---Introduction----Graphics and Rendering

摘要：http://www.arcsynthesis.org/gltut/Basics/Intro%20Graphics%20and%20Rendering.htmlGraphics and RenderingThis is an overview of the process of rendering.... 阅读全文

posted @ 2012-11-16 15:18 Vulkan 阅读(147) 评论(0) 推荐(0)

OPenGL中的缓冲区对象

摘要：在许多OpenGL操作中，我们都向OpenGL发送一大块数据，例如向它传递需要处理的顶点数组数据。传输这种数据可能非常简单，例如把数据从系统的内存中复制到图形卡。但是，由于OpenGL是按照客户机-服务器模式设计的，在OpenGL需要数据的任何时候，都必须把数据从客户机内存传输到服务器。如果数据并没... 阅读全文

posted @ 2012-11-15 21:53 Vulkan 阅读(379) 评论(0) 推荐(0)

VBO,VAO、glVertexPointer()、glVertexAttribPointer()

摘要：一个三角形顶点数据float position[9]={ -0.8f, -0.8f, 0.0f, 0.8f, -0.8f, 0.0f, 0.0f, 0.8f, 0.0f}; 一、 /***单独vao绘制***/ glEnableClientState(GL_VERTEX_ARRAY); glVe... 阅读全文

posted @ 2012-11-15 20:25 Vulkan 阅读(641) 评论(0) 推荐(0)

OpenGL Vertex Buffer Object (VBO)

摘要：http://www.songho.ca/opengl/gl_vbo.htmlOpenGL Vertex Buffer Object (VBO)Related Topics: Vertex Array, Display List, Pixel Buffer Object Download: vbo.... 阅读全文

posted @ 2012-11-15 11:41 Vulkan 阅读(392) 评论(0) 推荐(0)

OpenGL Vertex Array

摘要：原文地址http://www.songho.ca/opengl/gl_vertexarray.html make -f Makefile.linux 阅读全文

posted @ 2012-11-15 11:38 Vulkan 阅读(433) 评论(0) 推荐(0)

实现C++中的事件委托机制

摘要：http://www.189works.com/article-12359-1.html摘要: 介绍了事件委托机制的需求，各种解决方案的演变，最终提出模板化的事件委托机制，并给出较详细的进化过程和原理说明。关键词: C++，委托，委托器，事件器，模板第一章基础版实现在平时的工作中，我们经常会遇到以... 阅读全文

posted @ 2012-11-09 09:34 Vulkan 阅读(170) 评论(0) 推荐(0)

C#委托（delegate）与事件（event）

摘要：http://blog.csdn.net/shan9liang/article/details/6784747===================================================================== c++实现类似c#事件机制的链接一：http://... 阅读全文

posted @ 2012-11-08 21:43 Vulkan 阅读(287) 评论(0) 推荐(0)

浅拷贝与深拷贝

摘要：对于普通类型的对象来说，它们之间的复制是很简单的，例如：int a=88;int b=a; 而类对象与普通对象不同，类对象内部结构一般较为复杂，存在各种成员变量。下面看一个类对象拷贝的简单例子。 #include using namespace std;class CExample {private... 阅读全文

posted @ 2012-11-07 11:36 Vulkan 阅读(152) 评论(0) 推荐(0)

函数运行到结尾 _BLOCK_TYPE_IS_VALID(pHead->nBlockUse

摘要：原因：未实现拷贝构造函数，错误原错误：BoundingBox boxArray[2]={box,box2};这里要调用拷贝构造函数，而且在拷贝构造函数中我未给成员指针分配空间。原文：http://hi.baidu.com/yanbizhu/item/e25da7165eb02cddbf9042fe指... 阅读全文

posted @ 2012-11-01 16:38 Vulkan 阅读(271) 评论(0) 推荐(0)

Vulkan

11 2012 档案