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Subsurf: Allow partial threading over geometry arrays

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This helps avoiding threading overhead when having lots of system threads..
This commit is contained in:
Sergey Sharybin
2018-01-11 15:06:56 +01:00
parent 374c4f168d
commit 38d480fb54
1 changed files with 9 additions and 6 deletions
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15
source/blender/blenkernel/intern/CCGSubSurf_legacy.c
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@@ -34,6 +34,9 @@
#define FACE_calcIFNo(f, lvl, S, x, y, no) _face_calcIFNo(f, lvl, S, x, y, no, subdivLevels, vertDataSize)
/* TODO(sergey): This actually depends on subsurf level as well. */
#define CCG_TASK_LIMIT 16
/* TODO(sergey): Deduplicate the following functions/ */
static void *_edge_getCoVert(CCGEdge *e, CCGVert *v, int lvl, int x, int dataSize)
{
@@ -340,7 +343,7 @@ static void ccgSubSurf__calcVertNormals(CCGSubSurf *ss,
{
ParallelRangeSettings settings;
BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (numEffectedF * edgeSize * edgeSize * 4 >= CCG_OMP_LIMIT);
settings.min_iter_per_thread = CCG_TASK_LIMIT;
BLI_task_parallel_range(0, numEffectedF,
&data,
ccgSubSurf__calcVertNormals_faces_accumulate_cb,
@@ -374,7 +377,7 @@ static void ccgSubSurf__calcVertNormals(CCGSubSurf *ss,
{
ParallelRangeSettings settings;
BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (numEffectedE * edgeSize * 4 >= CCG_OMP_LIMIT);
settings.min_iter_per_thread = CCG_TASK_LIMIT;
BLI_task_parallel_range(0, numEffectedE,
&data,
ccgSubSurf__calcVertNormals_edges_accumulate_cb,
@@ -384,7 +387,7 @@ static void ccgSubSurf__calcVertNormals(CCGSubSurf *ss,
{
ParallelRangeSettings settings;
BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (numEffectedF * edgeSize * edgeSize * 4 >= CCG_OMP_LIMIT);
settings.min_iter_per_thread = CCG_TASK_LIMIT;
BLI_task_parallel_range(0, numEffectedF,
&data,
ccgSubSurf__calcVertNormals_faces_finalize_cb,
@@ -683,7 +686,7 @@ static void ccgSubSurf__calcSubdivLevel(
{
ParallelRangeSettings settings;
BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (numEffectedF * edgeSize * edgeSize * 4 >= CCG_OMP_LIMIT);
settings.min_iter_per_thread = CCG_TASK_LIMIT;
BLI_task_parallel_range(0, numEffectedF,
&data,
ccgSubSurf__calcSubdivLevel_interior_faces_edges_midpoints_cb,
@@ -966,7 +969,7 @@ static void ccgSubSurf__calcSubdivLevel(
{
ParallelRangeSettings settings;
BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (numEffectedF * edgeSize * edgeSize * 4 >= CCG_OMP_LIMIT);
settings.min_iter_per_thread = CCG_TASK_LIMIT;
BLI_task_parallel_range(0, numEffectedF,
&data,
ccgSubSurf__calcSubdivLevel_interior_faces_edges_centerpoints_shift_cb,
@@ -986,7 +989,7 @@ static void ccgSubSurf__calcSubdivLevel(
{
ParallelRangeSettings settings;
BLI_parallel_range_settings_defaults(&settings);
settings.use_threading = (numEffectedF * edgeSize * edgeSize * 4 >= CCG_OMP_LIMIT);
settings.min_iter_per_thread = CCG_TASK_LIMIT;
BLI_task_parallel_range(0, numEffectedF,
&data,
ccgSubSurf__calcSubdivLevel_verts_copydata_cb,