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33 Commits

Author SHA1 Message Date
Sebastián Barschkis
c2691c93d5 Fix T79201: Mantaflow: Fluid guides don't affect simulation. 
This broke during the OpenVDB update for 2.90. Just making sure that guiding velocity files are being read correctly.
 2020-08-07 15:33:51 +02:00
Sebastián Barschkis
ea4a00e93b Fluid: Fix warnings from max particle option 
-Wreorder was the issue.
 2020-07-27 10:32:12 +02:00
Sebastián Barschkis
2ebf263f5c Fluid: Updated Mantaflow source files 
New files contain updated sampling function (support for maximum number of particles cap).
 2020-07-26 22:02:10 +02:00
Sebastián Barschkis
6b6e2e742f Fluid: Updated Mantaflow source files 
Updated files include fixes for the mesh IO - read/write success was not propagated.
 2020-07-21 15:22:40 +02:00
Sebastián Barschkis
0cdc75ccd2 Fluid: Cleanup build system for extern mantaflow 
No longer including unused dependencies. Should numpy IO be needed at some point, the Manta source update script can be configured so that the required dependencies are included again.
 2020-07-17 15:58:13 +02:00
Sebastián Barschkis
93f21ebb13 Fluid: Update Mantaflow source files 
Includes cleanup that resolves a -Wunused-but-set-variable warning.
 2020-07-16 18:04:44 +02:00
Sebastián Barschkis
aa547ce88b Fluid: Update Mantaflow source files 
Refactored various functions after noticing new warnings when compiling on Apple DTK devices - there should now be fewer warnings when building.
 2020-07-16 16:39:49 +02:00
Sebastián Barschkis
7e0289b618 Fluid: Updated Mantaflow source files 
New files include fixes for obj mesh import and minor cleanups.
 2020-07-14 22:21:15 +02:00
Sebastián Barschkis
84e1e0cf95 Fix T78170: Mantaflow Crash | Whitewater Particles Baking 
Fixed issue in the upstream Mantaflow repository.
 2020-06-26 18:29:43 +02:00
Sebastián Barschkis
ac0852cea0 Fluid: Fix OpenVDB compiler warnings 
Kudos to brecht for noticing the issue
 2020-06-24 18:36:42 +02:00
Sebastián Barschkis
ba380fc0bf Fix T78213: Windows 10 Build Errors: Extern_Manaflow error messages 
Kudos to LazyDodo for figuring this out
 2020-06-24 18:01:34 +02:00
Sebastián Barschkis
9fe64948ab Fluid: Updated Mantaflow source with latest OpenVDB changes 
This updated set of Mantaflow files includes the improved  OpenVDB file IO. With this update it is finally possible to store multiple grids per file. It is also possible to save particle systems and particle data to OpenVDB files.
 2020-06-24 16:07:35 +02:00
Sebastián Barschkis
aa0e98d707 Merge branch 'blender-v2.83-release' 2020-05-20 16:52:03 +02:00
Sebastián Barschkis
c1545c9a9d Fluid: Fix for non-moving liquid particles 
Issue was introduced in 7bb3d9787e with new Mantaflow files from 61280e5af3.
 2020-05-20 16:37:29 +02:00
Sebastián Barschkis
e73d7d27dc Merge branch 'blender-v2.83-release' 2020-05-19 21:23:54 +02:00
Sebastián Barschkis
61280e5af3 Fluid: Updated Mantaflow source files 
Includes changes for particle skipping during advection.
 2020-05-19 21:12:30 +02:00
Sebastián Barschkis
ebbaae625f Fluid: Updated Mantaflow source files 
Includes more flexible options for dt, dx in secondary particles plugin.
 2020-05-08 16:59:10 +02:00
Sebastián Barschkis
c4a850b7c2 Updated Mantaflow source files 2020-04-30 17:33:22 +02:00
Sebastián Barschkis
4a6f715421 Fix T73552: Mantaflow - liquid particles show up in organized unrealistic structure 
Issue was being caused by a particle offset which was random but the same for every particle.
 2020-04-08 18:29:26 +02:00
Sebastián Barschkis
a1ddb63329 Fluid: Update Mantaflow source files 
Update includes new grid helper functions and some cleanups.
 2020-04-08 13:25:16 +02:00
Sebastián Barschkis
7f3e84deb5 Fluid: Updated manta pp files 
Includes only a rename. The name PyInit_Main was a bit confusing as it just belongs to Manta.
 2020-03-17 11:57:04 +01:00
Sebastián Barschkis
35a29befb3 Fluid: Updated Manta pp files 
Includes additional minmax check for Windows
 2020-03-16 11:52:18 +01:00
Sebastián Barschkis
5539b68009 Fluid: Optimization for smoke simulation (multigrid) 
The solver will now automatically detect static scenes (no moving obstacles) and use a slightly faster pressure solve in those cases.
 2020-03-07 19:57:06 +01:00
Sebastián Barschkis
21bdeb5cc0 Fluid: Updated Manta pp files 
Updates include:
- std::move() cleanup in rcmatrix.h
- Enabled parallelization for fluid guiding (fairly noticeable speed improvement).
- More flexible flags setter function with control over boundary width.
 2020-02-28 16:20:13 +01:00
Sebastián Barschkis
b8af5e1062 Fluid: Updated manta pp files 
Updates include:
- A fix from Jacques that changed the loop order in the mesh creation function (the fix speeds up the function significantly due to fewer cache misses).
- Some of the grid copy helper functions are now multithreaded.
- A fix for Windows file IO. Now it possible to load files with non ASCII characters on Windows too.
 2020-02-21 15:29:32 +01:00
Sebastián Barschkis
bda8076d35 Fluid: Temporary fix for gzopen on windows 
Needs more consideration. This fixes compilation for now.
 2020-02-19 19:34:23 +01:00
Sebastián Barschkis
888d180164 Fluid: Updated manta pp files 
Updates in the files include:
- New manta files now use an platform independent gzopen function
- Adjusted argument name for vorticity
 2020-02-19 18:58:48 +01:00
Sebastián Barschkis
4a08eb0707 Fluid: Updated manta pp files 
Includes the OpenVDB read/write functions for int grids. This essential for the resume bake functionality in modular fluid caches.
 2020-02-09 17:09:00 +01:00
Sebastián Barschkis
5a570be9f5 Fluid: Updated Manta pp files 
Includes latest changes from the upstream manta repository.
 2020-01-30 11:27:54 +01:00
Sebastián Barschkis
adcc9d014c Fluid: Moved grid reset loop for inner obstacle cells from blenkernel code into Mantaflow 
Having this loop in directly Manta is faster and potentially fixes issues T72783 and T72894.
 2020-01-15 16:28:56 +01:00
Sebastián Barschkis
542e0c67ba Fluid: Updated Mantaflow source files 
The memory leak described in T72498 has been fixed in Mantaflow, the updated files should reflect this in Blender.
 2020-01-15 16:27:55 +01:00
Sebastián Barschkis
7ae35a7369 Fluid: Fix broken motion blur for liquids 
Added missing resize for vector that holds vert velocities
 2020-01-09 01:15:40 +01:00
Sebastián Barschkis
4ff7c5eed6 Mantaflow [Part 1]: Added preprocessed Mantaflow source files 
Includes preprocessed Mantaflow source files for both OpenMP and TBB (if OpenMP is not present, TBB files will be used instead).

These files come directly from the Mantaflow repository. Future updates to the core fluid solver will take place by updating the files.

Reviewed By: sergey, mont29

Maniphest Tasks: T59995

Differential Revision: https://developer.blender.org/D3850
 2019-12-16 16:27:26 +01:00