From 4bfee1936c8ab9b83d07b848051f5151c31f49ce Mon Sep 17 00:00:00 2001
From: salipourto <sahar.alipourkashi@amd.com>
Date: Thu, 12 Sep 2024 15:05:08 +0200
Subject: [PATCH] Fix #126749: HIP-RT Memory leak in Cycles viewport

hiprtScene object wasn't being freed between frames.

Pull Request: https://projects.blender.org/blender/blender/pulls/127473
---
 intern/cycles/device/hiprt/device_impl.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/intern/cycles/device/hiprt/device_impl.cpp b/intern/cycles/device/hiprt/device_impl.cpp
index 597e6117237..b57457ffe9a 100644
--- a/intern/cycles/device/hiprt/device_impl.cpp
+++ b/intern/cycles/device/hiprt/device_impl.cpp
@@ -1089,6 +1089,9 @@ void HIPRTDevice::build_bvh(BVH *bvh, Progress &progress, bool refit)
   else {
 
     const vector<Object *> objects = bvh_rt->objects;
+    if (scene) {
+      hiprtDestroyScene(hiprt_context, scene);
+    }
     scene = build_tlas(bvh_rt, objects, options, refit);
   }
 }