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Geometry Nodes: Advect Grid node

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Given a grid of velocities, this node advects the values of the input
grid. Different options for integration scheme and clamping are
exposed. Currently their names are just as defined in OpenVDB.

Pull Request: https://projects.blender.org/blender/blender/pulls/147273
This commit is contained in:
Brady Johnston
2025-10-07 16:19:19 +02:00
committed by Hans Goudey
parent abba67fd79
commit 56bb70fee8
5 changed files with 356 additions and 0 deletions
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scripts/startup/bl_ui/node_add_menu_geometry.py
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@@ -935,6 +935,7 @@ class NODE_MT_gn_volume_sample_base(node_add_menu.NodeMenu):
layout = self.layout
self.node_operator(layout, "GeometryNodeSampleGrid")
self.node_operator(layout, "GeometryNodeSampleGridIndex")
self.node_operator(layout, "GeometryNodeGridAdvect")
self.node_operator(layout, "GeometryNodeGridCurl")
self.node_operator(layout, "GeometryNodeGridDivergence")
self.node_operator(layout, "GeometryNodeGridGradient")