diff options
author | Campbell Barton <ideasman42@gmail.com> | 2017-07-19 20:53:44 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2017-07-19 20:53:44 +0300 |
commit | adc43ff43ffabb7d14962e35abcf0d05eabafa0c (patch) | |
tree | a3bba07448f8db7ad52cf8aeb72b40341c4073df | |
parent | 7fd4ad448c9db2454af0702b69b03f6626e9e6ac (diff) | |
parent | 6e90294e08be01788112c883ed3dc8fc01eaaee8 (diff) |
Merge branch 'master' into blender2.8
4 files changed, 55 insertions, 15 deletions
diff --git a/source/blender/editors/mesh/editface.c b/source/blender/editors/mesh/editface.c index cd7940126ec..696f4892530 100644 --- a/source/blender/editors/mesh/editface.c +++ b/source/blender/editors/mesh/editface.c @@ -801,25 +801,47 @@ void ED_mesh_mirrtopo_init(Mesh *me, DerivedMesh *dm, const int ob_mode, MirrTop qsort(topo_pairs, totvert, sizeof(MirrTopoVert_t), mirrtopo_vert_sort); - /* Since the loop starts at 2, we must define the last index where the hash's differ */ - last = ((totvert >= 2) && (topo_pairs[0].hash == topo_pairs[1].hash)) ? 0 : 1; + last = 0; /* Get the pairs out of the sorted hashes, note, totvert+1 means we can use the previous 2, * but you cant ever access the last 'a' index of MirrTopoPairs */ - for (a = 2; a <= totvert; a++) { - /* printf("I %d %ld %d\n", (a-last), MirrTopoPairs[a ].hash, MirrTopoPairs[a ].v_index ); */ - if ((a == totvert) || (topo_pairs[a - 1].hash != topo_pairs[a].hash)) { - if (a - last == 2) { - if (em) { - index_lookup[topo_pairs[a - 1].v_index] = (intptr_t)BM_vert_at_index(em->bm, topo_pairs[a - 2].v_index); - index_lookup[topo_pairs[a - 2].v_index] = (intptr_t)BM_vert_at_index(em->bm, topo_pairs[a - 1].v_index); + if (em) { + BMVert **vtable = em->bm->vtable; + for (a = 1; a <= totvert; a++) { + /* printf("I %d %ld %d\n", (a - last), MirrTopoPairs[a].hash, MirrTopoPairs[a].v_indexs); */ + if ((a == totvert) || (topo_pairs[a - 1].hash != topo_pairs[a].hash)) { + const int match_count = a - last; + if (match_count == 2) { + const int j = topo_pairs[a - 1].v_index, k = topo_pairs[a - 2].v_index; + index_lookup[j] = (intptr_t)vtable[k]; + index_lookup[k] = (intptr_t)vtable[j]; + } + else if (match_count == 1) { + /* Center vertex. */ + const int j = topo_pairs[a - 1].v_index; + index_lookup[j] = (intptr_t)vtable[j]; + } + last = a; + } + } + } + else { + /* same as above, for mesh */ + for (a = 1; a <= totvert; a++) { + if ((a == totvert) || (topo_pairs[a - 1].hash != topo_pairs[a].hash)) { + const int match_count = a - last; + if (match_count == 2) { + const int j = topo_pairs[a - 1].v_index, k = topo_pairs[a - 2].v_index; + index_lookup[j] = k; + index_lookup[k] = j; } - else { - index_lookup[topo_pairs[a - 1].v_index] = topo_pairs[a - 2].v_index; - index_lookup[topo_pairs[a - 2].v_index] = topo_pairs[a - 1].v_index; + else if (match_count == 1) { + /* Center vertex. */ + const int j = topo_pairs[a - 1].v_index; + index_lookup[j] = j; } + last = a; } - last = a; } } diff --git a/source/blender/editors/space_file/filelist.c b/source/blender/editors/space_file/filelist.c index 8e548d7a9bd..d94aad640b7 100644 --- a/source/blender/editors/space_file/filelist.c +++ b/source/blender/editors/space_file/filelist.c @@ -1116,7 +1116,10 @@ static void filelist_cache_preview_runf(TaskPool *__restrict pool, void *taskdat preview->img = IMB_thumb_manage(preview->path, THB_LARGE, source); IMB_thumb_path_unlock(preview->path); - preview->flags = 0; /* Used to tell free func to not free anything! */ + /* Used to tell free func to not free anything. + * Note that we do not care about cas result here, + * we only want value attribution itself to be atomic (and memory barier).*/ + atomic_cas_uint32(&preview->flags, preview->flags, 0); BLI_thread_queue_push(cache->previews_done, preview); // printf("%s: End (%d)...\n", __func__, threadid); diff --git a/source/blender/render/intern/raytrace/rayobject_rtbuild.cpp b/source/blender/render/intern/raytrace/rayobject_rtbuild.cpp index 81e41a20f2e..103fa3e6034 100644 --- a/source/blender/render/intern/raytrace/rayobject_rtbuild.cpp +++ b/source/blender/render/intern/raytrace/rayobject_rtbuild.cpp @@ -59,6 +59,7 @@ static void rtbuild_init(RTBuilder *b) b->primitives.begin = NULL; b->primitives.end = NULL; b->primitives.maxsize = 0; + b->depth = 0; for (int i = 0; i < RTBUILD_MAX_CHILDS; i++) b->child_offset[i] = 0; @@ -178,6 +179,8 @@ RTBuilder *rtbuild_get_child(RTBuilder *b, int child, RTBuilder *tmp) { rtbuild_init(tmp); + tmp->depth = b->depth + 1; + for (int i = 0; i < 3; i++) if (b->sorted_begin[i]) { tmp->sorted_begin[i] = b->sorted_begin[i] + b->child_offset[child]; @@ -336,6 +339,15 @@ int rtbuild_heuristic_object_split(RTBuilder *b, int nchilds) int baxis = -1, boffset = 0; if (size > nchilds) { + if (b->depth > RTBUILD_MAX_SAH_DEPTH) { + // for degenerate cases we avoid running out of stack space + // by simply splitting the children in the middle + b->child_offset[0] = 0; + b->child_offset[1] = (size+1)/2; + b->child_offset[2] = size; + return 2; + } + float bcost = FLT_MAX; baxis = -1; boffset = size / 2; diff --git a/source/blender/render/intern/raytrace/rayobject_rtbuild.h b/source/blender/render/intern/raytrace/rayobject_rtbuild.h index 9e296da144b..83042ef3d7e 100644 --- a/source/blender/render/intern/raytrace/rayobject_rtbuild.h +++ b/source/blender/render/intern/raytrace/rayobject_rtbuild.h @@ -49,7 +49,8 @@ extern "C" { * generate with simple calls, and then convert to the theirs * specific structure on the fly. */ -#define RTBUILD_MAX_CHILDS 32 +#define RTBUILD_MAX_CHILDS 32 +#define RTBUILD_MAX_SAH_DEPTH 256 typedef struct RTBuilder { @@ -79,6 +80,8 @@ typedef struct RTBuilder { float bb[6]; + /* current depth */ + int depth; } RTBuilder; /* used during creation */ |