diff options
Diffstat (limited to 'source/blender/blenkernel/intern/pointcache.c')
| -rw-r--r-- | source/blender/blenkernel/intern/pointcache.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/source/blender/blenkernel/intern/pointcache.c b/source/blender/blenkernel/intern/pointcache.c index 69a98c06000..d08814e3373 100644 --- a/source/blender/blenkernel/intern/pointcache.c +++ b/source/blender/blenkernel/intern/pointcache.c @@ -2632,7 +2632,7 @@ static int ptcache_interpolate(PTCacheID *pid, float cfra, int cfra1, int cfra2) } /* reads cache from disk or memory */ /* possible to get old or interpolated result */ -int BKE_ptcache_read(PTCacheID *pid, float cfra) +int BKE_ptcache_read(PTCacheID *pid, float cfra, bool no_extrapolate_old) { int cfrai = (int)floor(cfra), cfra1=0, cfra2=0; int ret = 0; @@ -2658,10 +2658,17 @@ int BKE_ptcache_read(PTCacheID *pid, float cfra) return 0; /* don't read old cache if already simulated past cached frame */ - if (cfra1 == 0 && cfra2 && cfra2 <= pid->cache->simframe) - return 0; - if (cfra1 && cfra1 == cfra2) - return 0; + if (no_extrapolate_old) { + if (cfra1 == 0 && cfra2 && cfra2 <= pid->cache->simframe) + return 0; + if (cfra1 && cfra1 == cfra2) + return 0; + } + else { + /* avoid calling interpolate between the same frame values */ + if (cfra1 && cfra1 == cfra2) + cfra1 = 0; + } if (cfra1) { if (pid->file_type == PTCACHE_FILE_OPENVDB && pid->read_openvdb_stream) { |