# \#enablefluidrenderer
**URL:** https://forum.babylonjs.com/tag/enablefluidrenderer/349.md
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## [FPS dropping after adding GUI](https://forum.babylonjs.com/t/fps-dropping-after-adding-gui/58137)
**Author:** [@justy](https://forum.babylonjs.com/u/justy)\
**Replies:** 3\
**Last updated:** [April 29, 2025, 11:53am UTC](https://forum.babylonjs.com/t/fps-dropping-after-adding-gui/58137 "2025-04-29T11:53:29Z")
Hi everybody, I am facing performance problems in my project. It had stable 60fps the whole time. Now, after adding (and deleting) GUI for fluid renderer particle system testing, the fps drop to 25-30 when interacting w…
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## [Fluid renderer not working with particle subemitters](https://forum.babylonjs.com/t/fluid-renderer-not-working-with-particle-subemitters/51367)
**Author:** [@kamil](https://forum.babylonjs.com/u/kamil)\
**Replies:** 3\
**Last updated:** [June 18, 2024, 7:49pm UTC](https://forum.babylonjs.com/t/fluid-renderer-not-working-with-particle-subemitters/51367 "2024-06-18T19:49:10Z")
Hello, I have found that subemitted particles are not handled by the fluid renderer. DEMO Here, the particles still look like sprites, instead of fluid. I added two lines to the original example. They are highlighte…
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## [Error: scene.enableFluidRenderer is not a function](https://forum.babylonjs.com/t/error-scene-enablefluidrenderer-is-not-a-function/41492)
**Author:** [@Shadowalker](https://forum.babylonjs.com/u/Shadowalker)\
**Replies:** 9\
**Last updated:** [June 9, 2023, 9:42pm UTC](https://forum.babylonjs.com/t/error-scene-enablefluidrenderer-is-not-a-function/41492 "2023-06-09T21:42:47Z")
Hello again everybody! :slight\_smile: Problem scene.enableFluidRenderer is not a function After calling enableFluidRenderer() function of my scene the error above is displaying. I use tree-shaking so I must use comple…