Add Akinci surface tension support to IISPH - #1267

Draft

svchb wants to merge 15 commits into

trixi-framework:mainfrom

svchb:surface-tension/akinci-iisph-support

Commits on Aug 14, 2026

Harden surface tension model configuration
svchb
committed
b0aef6c
Remove redundant surface tension type bounds
svchb
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fd596fc
Remove transient 2D Akinci coefficient warning
svchb
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a79806e
review
svchb
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2134d2f
Scope Akinci core hardening fixes
svchb
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cc239f4
Clarify surface normal scope and visualization
svchb
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02d1689
Implement multicolor surface normals and threshold handling
svchb
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300aebe
Add dimensionally consistent 2D Akinci kernels
svchb
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013717c
Update Float32 tests for dimensional kernels
svchb
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07ddec5
Fix Akinci free-surface correction with continuity density
svchb
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56d4873
Complete Akinci correction support for EDAC
svchb
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67980d2
Require free-surface correction for Akinci forces
svchb
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17b313f
Test Akinci forces with continuity density
svchb
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8b326b4
Normalize the Akinci normal force by neighbor volume
svchb
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f9af415
Add Akinci forces and correction support to IISPH
svchb
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0e83e06