diff options
| author | Robert Guetzkow <rjg> | 2021-01-12 14:12:33 +0300 |
|---|---|---|
| committer | Robert Guetzkow <gitcommit@outlook.de> | 2021-01-12 14:14:34 +0300 |
| commit | f5c0ef52cf2f4ae333269eec33e5bd7a89a00a23 (patch) | |
| tree | d51ebda929f426eec5bb9d081c4178f0ff12cdd9 /source/blender/makesdna/DNA_particle_types.h | |
| parent | c56da67716d9e222baefe78b45412b7652b141a5 (diff) | |
Fix T84588: Cache access in rna_Particle_uv_on_emitter
The function `rna_Particle_uv_on_emitter` did not handle the case where
`particle->num_dmcache` was `DMCACHE_ISCHILD`. This resulted in an
incorrect offset for the `mtface` pointer. The commit checks for the
case and sets the offset accordingly, similar to existing code in
e.g. `particle_calculate_parent_uvs`.
Reviewed By: JacquesLucke
Differential Revision: https://developer.blender.org/D10072
Diffstat (limited to 'source/blender/makesdna/DNA_particle_types.h')
| -rw-r--r-- | source/blender/makesdna/DNA_particle_types.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/source/blender/makesdna/DNA_particle_types.h b/source/blender/makesdna/DNA_particle_types.h index d48144f90e8..5310ec56b26 100644 --- a/source/blender/makesdna/DNA_particle_types.h +++ b/source/blender/makesdna/DNA_particle_types.h @@ -132,7 +132,10 @@ typedef struct ParticleData { */ /** Index to vert/edge/face. */ int num; - /** Index to derived mesh data (face) to avoid slow lookups. */ + /** + * Index to derived mesh data (face) to avoid slow lookups. It can also have negative + * values DMCACHE_NOTFOUND and DMCACHE_ISCHILD. + */ int num_dmcache; /** Coordinates on face/edge number "num" and depth along. */ |