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/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
#include "BLI_generic_span.hh"
#include "BLI_generic_virtual_array.hh"
#include "BLI_index_mask.hh"
#include "BLI_task.hh"
namespace blender::array_utils {
/**
* Fill the destination span by copying masked values from the src array. Threaded based on
* grainsize.
*/
void copy(const GVArray &src, IndexMask selection, GMutableSpan dst, int64_t grain_size = 4096);
/**
* Fill the destination span by copying values from the src array. Threaded based on
* grainsize.
*/
template<typename T>
inline void copy(const Span<T> src,
const IndexMask selection,
MutableSpan<T> dst,
const int64_t grain_size = 4096)
{
threading::parallel_for(selection.index_range(), grain_size, [&](const IndexRange range) {
for (const int64_t index : selection.slice(range)) {
dst[index] = src[index];
}
});
}
} // namespace blender::array_utils
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