Update opengl.md

lmj01 · Dec 30, 2023 · 5b50b45 · 5b50b45
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Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/cg/opengl.md b/cg/opengl.md
@@ -283,4 +283,7 @@ glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
 - [OpenGL基础，一个韩国人写的基础知识](http://www.songho.ca/opengl/index.html)
 - [OpenGL教程和资料集合](https://zhuanlan.zhihu.com/p/41818595)
 - [OpenGL Loading Library](https://www.khronos.org/opengl/wiki/OpenGL_Loading_Library)
-- [GLRF - OpenGL Realtime Framework](https://github.com/DunkleMango/GLRF)
+- [GLRF - OpenGL Realtime Framework](https://github.com/DunkleMango/GLRF)
+
+### gizmo
+- [izmo control library for 3D object manipulation (4x4 matrix) ](https://github.com/CedricGuillemet/LibGizmo)