osg::NodeVisitor
[1]osg::Group
[2]osg::PositionAttitudeTransform
[2]osg::MatrixTransform
[3]osg::Geode
[2]osg::MatrixTransform
[2]osg::MatrixTransform
[2]osg::MatrixTransform
[2]osg::MatrixTransform
[3]osg::Geode
osg::Geometry
[4]osg::Geometry
class BoundVisitor :public osg::NodeVisitor
{
public:
//BoundVisitor():osg::NodeVisitor(TRAVERSE_ALL_CHILDREN), _indent(0)
//{ //} BoundVisitor() :osg::NodeVisitor(TRAVERSE_ALL_CHILDREN), _indent()
{
std::cout << "--" << std::endl;
} virtual void apply(osg::Node &node)
{
for (int i = ; i < _indent; ++i)
{
std::cout << "\t";
}
std::cout << "[" << _indent + << "]" << node.libraryName()<< "::" << node.className() << std::endl; _indent++;
traverse(node);
_indent--;
} virtual void apply(osg::Geode &geode)
{
for (int i = ; i < _indent; ++i)
{
std::cout << "\t";
}
std::cout << "[" << _indent + << "]" << geode.libraryName()<< "::" << geode.className() << std::endl; //osg::Drawable *drawable1= geode.getDrawable(0);
unsigned int count = geode.getNumDrawables();
for (int i = ; i < count; i++)
{
osg::Drawable *drawable = geode.getDrawable(i);
if (!drawable)
{
continue;
} osg::Geometry *geometry = geode.getDrawable(i)->asGeometry();
if (!geometry)
{
continue;
} // 顶点数据
osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometry->getVertexArray());
//osg::Vec3Array vertices = geometry->getVertexArray();
int vertexlNum = vertices->size();
//std::cout << "size:"<<vertexlNum <<" "<< geometry->libraryName() <<" "<< geometry->getNumChildrenRequiringEventTraversal() << std::endl;
//geometry->libraryName(); //for (int j = 0; j<100; j++) {
//dstSubset.vertexs.push_back(vertices->at(j).x());
//dstSubset.vertexs.push_back(vertices->at(j).y());
//dstSubset.vertexs.push_back(vertices->at(j).z());
//std::cout << "x:" << vertices->at(j).x() << " y:" << vertices->at(j).y() << " z:" << vertices->at(j).z() << std::endl;
//} for (int i = ; i < _indent; ++i)
{
std::cout << "\t";
}
std::cout << drawable->libraryName()
<< "::" << drawable->className() << std::endl;
} _indent++;
traverse(geode);
_indent--;
} protected:
int _indent;
};
osg::NodeVisitor的更多相关文章
- osg::NodeVisitor中计算一个节点对应的世界变换矩阵、法向量、顶点坐标
class MyNodeVisitor:public osg::NodeVisitor { pulic: MyNodeVisitor():osg::NodeVisitor(osg::NodeVisit ...
- osg::NodeVisitor example
[0]osg::Group [1]osg::MatrixTransform [1] osg::MatrixTransform [1]osg::MatrixTransform [2] osg::Geod ...
- osg::NodeVisitor osg3.4.0
x:-89.4588 y:-12.1245 z:-11.7807x:-89.4588 y:-6.44823 z:-11.7807x:-89.2164 y:-9.07239 z:-11.811x:-89 ...
- OSG程序设计之osg::NodeVisitor
本文所有内容来自<OpenSceneGraph三维渲染引擎设计与实践>一书. 本文主要讨论的是OSG中节点的访问. 对于节点的访问是从节点接收一个访问器开始的,用户执行某个节点的accep ...
- OSG计时器与时间戳
static osg::Timer* sendMsgTimer = new osg::Timer; if (sendMsgTimer->time_m()>100)//100ms {// d ...
- OSG消息机制之事件处理概述
OSG的消息机制包括好多个头文件预定义及多个类. 首先,消息接收相关的类当属osgGA::GUIEventHandler和osgGA::GUIEventAdapter这两个类了.前者处理OSG程序与用 ...
- OSG中找到特定节点的方法
OSG中找到特定节点的方法 转自:http://38288890.blog.163.com/blog/static/19612845320072721549504/ 为了在OSG中找到需要的节点并对节 ...
- NodeVisitor的使用-遍历Geode节点下的Geometry并获取顶点、法向量等数据
struct Subset { std::vector<float> vertexs;//位置 std::vector<float> normals;//法向 std::vec ...
- NodeVisitor的使用-遍历Geode节点并在它与父节点之间添加一个LOD节点
#include <osg\NodeVisitor>#include <osg\MatrixTransform>#include <osg\PagedLOD>#in ...
随机推荐
- Vue中的button事件
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title> ...
- 【转】如何在TensorFlow中高效使用数据集
本文主要记录tensorflow一个比较好用的API:Dataset,feed-dict 是向 TensorFlow 传递信息最慢的方式,应该尽量避免使用.向模型提供数据的正确方式是使用输入管道,这样 ...
- numpy 参考:https://mp.weixin.qq.com/s?__biz=MzU1MjYzNjQwOQ==&mid=2247486010&idx=1&sn=e42e6706e0e285ecbfdbbd76fb4ff352&chksm=fbfe50accc89d9ba56a3167c519638f1327a5c5bf12ed59dd8c6de9b2c25baeec1f1f8ad5fb7&
a=np.array([,,,]) b=np.arange() print(a,b) [ ] [ ] 对应相乘 c2=a*b [ 0 2 6 12] 对应相乘再求和 c3=a.dot( ...
- Codeforces Round #533 (Div. 2) D. Kilani and the Game(BFS)
题目链接:https://codeforces.com/contest/1105/problem/D 题意:p 个人在 n * m 的地图上扩展自己的城堡范围,每次最多走 a_i 步(曼哈顿距离),按 ...
- 学到了林海峰,武沛齐讲的Day17完-6 文件操作
参考 https://www.cnblogs.com/linhaifeng/articles/5984922.html f=open('陈粒1',encoding='utf-8') ope ...
- ES WIndows 安装 ES与ES-head
一.ES的安装 1.到ES官网下载ES 安装ES前,需要安装JDK1.8以上版本 https://www.elastic.co/downloads/elasticsearch 2.解压ES 3.安装E ...
- exam9.3
# 用 户 名 公园 计划 抽卡 总分 19 859乔屹 100 03:15:05 40 03:14:01 140 03:15:05 emm 怎么讲 T2我把自己优化掉了40分 优 ...
- 题解 CF1063B 【Labyrinth】
题解 CF1063B [Labyrinth] 完了我发现我做CF的题大部分思路都和别人不一样qwq 这道题其实很水,不至于到紫题 我们只要bfs一下,向四个方向剪下枝,就A了(好像还跑的蛮快?) 是一 ...
- 禁止打印调用(python)
原文 : https://cloud.tencent.com/developer/ask/188486 import os, sys class HiddenPrints: def __enter__ ...
- 1059 Prime Factors(25 分)
Given any positive integer N, you are supposed to find all of its prime factors, and write them in t ...