diff options
Diffstat (limited to 'source/blender/blenkernel/intern/curve_nurbs.cc')
| -rw-r--r-- | source/blender/blenkernel/intern/curve_nurbs.cc | 44 |
1 files changed, 23 insertions, 21 deletions
diff --git a/source/blender/blenkernel/intern/curve_nurbs.cc b/source/blender/blenkernel/intern/curve_nurbs.cc index cd6b64e9a03..62d5682da0f 100644 --- a/source/blender/blenkernel/intern/curve_nurbs.cc +++ b/source/blender/blenkernel/intern/curve_nurbs.cc @@ -4,8 +4,9 @@ * \ingroup bke */ -#include "BKE_attribute_math.hh" +#include "BLI_task.hh" +#include "BKE_attribute_math.hh" #include "BKE_curves.hh" namespace blender::bke::curves::nurbs { @@ -38,7 +39,7 @@ int calculate_evaluated_num(const int points_num, if (!check_valid_num_and_order(points_num, order, cyclic, knots_mode)) { return points_num; } - return resolution * curve_segment_num(points_num, cyclic); + return resolution * segments_num(points_num, cyclic); } int knots_num(const int points_num, const int8_t order, const bool cyclic) @@ -168,7 +169,7 @@ void calculate_basis_cache(const int points_num, MutableSpan<int> basis_start_indices(basis_cache.start_indices); const int last_control_point_index = cyclic ? points_num + degree : points_num; - const int evaluated_segment_num = curve_segment_num(evaluated_num, cyclic); + const int evaluated_segment_num = segments_num(evaluated_num, cyclic); const float start = knots[degree]; const float end = knots[last_control_point_index]; @@ -192,16 +193,16 @@ static void interpolate_to_evaluated(const BasisCache &basis_cache, { attribute_math::DefaultMixer<T> mixer{dst}; - for (const int i : dst.index_range()) { - Span<float> point_weights = basis_cache.weights.as_span().slice(i * order, order); - - for (const int j : point_weights.index_range()) { - const int point_index = (basis_cache.start_indices[i] + j) % src.size(); - mixer.mix_in(i, src[point_index], point_weights[j]); + threading::parallel_for(dst.index_range(), 128, [&](const IndexRange range) { + for (const int i : range) { + Span<float> point_weights = basis_cache.weights.as_span().slice(i * order, order); + for (const int j : point_weights.index_range()) { + const int point_index = (basis_cache.start_indices[i] + j) % src.size(); + mixer.mix_in(i, src[point_index], point_weights[j]); + } } - } - - mixer.finalize(); + mixer.finalize(range); + }); } template<typename T> @@ -213,17 +214,18 @@ static void interpolate_to_evaluated_rational(const BasisCache &basis_cache, { attribute_math::DefaultMixer<T> mixer{dst}; - for (const int i : dst.index_range()) { - Span<float> point_weights = basis_cache.weights.as_span().slice(i * order, order); + threading::parallel_for(dst.index_range(), 128, [&](const IndexRange range) { + for (const int i : range) { + Span<float> point_weights = basis_cache.weights.as_span().slice(i * order, order); - for (const int j : point_weights.index_range()) { - const int point_index = (basis_cache.start_indices[i] + j) % src.size(); - const float weight = point_weights[j] * control_weights[point_index]; - mixer.mix_in(i, src[point_index], weight); + for (const int j : point_weights.index_range()) { + const int point_index = (basis_cache.start_indices[i] + j) % src.size(); + const float weight = point_weights[j] * control_weights[point_index]; + mixer.mix_in(i, src[point_index], weight); + } } - } - - mixer.finalize(); + mixer.finalize(range); + }); } void interpolate_to_evaluated(const BasisCache &basis_cache, |