9d06f32761
Move the mask_random function to BLI_index_mask.hh, so it can be shared between curves, grease pencil and point cloud. Copied/inspired by the curves select code. Pull Request: https://projects.blender.org/blender/blender/pulls/134624
68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup edcurves
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*/
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#include "BLI_offset_indices.hh"
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#include "BKE_attribute.hh"
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#include "BKE_curves.hh"
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#include "ED_curves.hh"
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namespace blender::ed::curves {
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IndexMask curve_mask_from_points(const bke::CurvesGeometry &curves,
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const IndexMask &point_mask,
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const GrainSize grain_size,
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IndexMaskMemory &memory)
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{
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Array<bool> selected(curves.points_num());
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point_mask.to_bools(selected);
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const OffsetIndices points_by_curve = curves.points_by_curve();
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return IndexMask::from_predicate(
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curves.curves_range(), grain_size, memory, [&](const int curve_i) {
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const IndexRange points = points_by_curve[curve_i];
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for (const int point_i : points) {
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if (selected[point_i]) {
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return true;
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}
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}
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return false;
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});
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}
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IndexMask end_points(const bke::CurvesGeometry &curves,
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const IndexMask &curves_mask,
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const int amount_start,
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const int amount_end,
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const bool inverted,
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IndexMaskMemory &memory)
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{
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const OffsetIndices points_by_curve = curves.points_by_curve();
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Array<bool> end_points(curves.points_num(), inverted ? false : true);
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curves_mask.foreach_index(GrainSize(512), [&](const int64_t curve_i) {
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end_points.as_mutable_span()
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.slice(points_by_curve[curve_i].drop_front(amount_start).drop_back(amount_end))
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.fill(inverted ? true : false);
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});
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return IndexMask::from_bools(end_points, memory);
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}
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IndexMask end_points(const bke::CurvesGeometry &curves,
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const int amount_start,
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const int amount_end,
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const bool inverted,
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IndexMaskMemory &memory)
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{
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return end_points(curves, curves.curves_range(), amount_start, amount_end, inverted, memory);
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}
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} // namespace blender::ed::curves
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