update envgs/index.html

envgs/index.html

@@ -630,6 +630,7 @@ <h2 class="title is-4"> Related Works</h2>
       <p>
         <li><a href="https://repo-sam.inria.fr/fungraph/3d-gaussian-splatting/">3D Gaussian Splatting for Real-Time Radiance Field Rendering</a></li>
         <li><a href="https://surfsplatting.github.io/">2D Gaussian Splatting for Geometrically Accurate Radiance Fields</a></li>
+        <li><a href="https://gaussiantracer.github.io/">Gaussian Ray Tracing: Fast Tracing of Particle Scenes</a></li>
         <li><a href="https://dorverbin.github.io/refnerf/">Ref-NeRF: Structured View-Dependent Appearance for Neural Radiance Fields</a></li>
         <li><a href="https://dorverbin.github.io/nerf-casting/">NeRF-Casting: Improved View-Dependent Appearance with Consistent Reflections</a></li>
         <li><a href="https://asparagus15.github.io/GaussianShader.github.io/">GaussianShader: 3D Gaussian Splatting with Shading Functions for Reflective Surfaces</a></li>