x1244

When i try load simple_model.earth, I get the message ``` PS D:\osgearth\tests> osgearth_viewer .\simple_model.earth void StateSet::setGlobalDefaults() ShaderPipeline disabled. [osgEarth]* [GeoPoint] ILLEGAL: called GeoPoint::toWorld with AltitudeMode = RELATIVE_TO_TERRAIN ``` How can...

Add UDP group

2

add UDP group IPV4 & IPV6 join group, leave group.

UDP组播支持

8

在https://github.com/ithewei/libhv/issues/251 中看到有UDP组播需求，我这里也正好有这个需求。 仿`udp_broadcast()`接口实现了一个。名称参考Qt的`joinMulticastGroup()`、`leaveMulticastGroup()`接口，但区分IPv4和IPv6两个版本。总共4个接口 ``` HV_INLINE int udp_joinmulticastgroupv4(int sockfd, const char* group, const char* local_host); HV_INLINE int udp_leavemulticastgroupv4(int sockfd, const char* group, const char* local_host); HV_INLINE int udp_joinmulticastgroupv6(int sockfd, const char*...

> commit 2e4ae2ea94595995c1fc56860051410b0c0be605 # miss link png in osgDB and bzip2 in freetype osgPlugins The CMakeLists.txt in `osgDB` miss `png` lib，and in `osgPlugins/freetype` miss `bzip2` lib. Use cmake generate vc...

how about std::format

1

With standard C++20, there is std::format. How about using std::format replace the fmt::format. Then remove the dependence of [{fmt}](https://github.com/fmtlib/fmt).