From 96e60cc22ca281cc68379e51a111afaf7fc0b718 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?K=C3=A9vin=20Dietrich?= Date: Tue, 23 Mar 2021 15:55:01 +0100 Subject: [PATCH] Fix T86567: Cycles crashes when playing back animated volumes The crash is caused by an out of bound access in the kernel due to missing data update when a Volume's voxel data changes. Although the previous bounding mesh is cleared, the Volume Node was not tagged as modified, and therefore never rebuilt. To fix this, tag the Geometries (not just Volumes, to be more robust) as modified in Geometry.clear(). Regression caused by rBbbe6d44928235cd4a5cfbeaf1a1de78ed861bb92. --- intern/cycles/render/geometry.cpp | 1 + 1 file changed, 1 insertion(+) diff --git a/intern/cycles/render/geometry.cpp b/intern/cycles/render/geometry.cpp index 537f3d98c5c..e9a70e4b3fd 100644 --- a/intern/cycles/render/geometry.cpp +++ b/intern/cycles/render/geometry.cpp @@ -90,6 +90,7 @@ void Geometry::clear(bool preserve_shaders) transform_applied = false; transform_negative_scaled = false; transform_normal = transform_identity(); + tag_modified(); } bool Geometry::need_attribute(Scene *scene, AttributeStandard std)