Differential D15982 Diff 59259 source/blender/nodes/geometry/nodes/node_geo_mesh_primitive_line.cc

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	Mesh *create_line_mesh(const float3 start, const float3 delta, const int count)			Mesh *create_line_mesh(const float3 start, const float3 delta, const int count)
	{			{
	if (count < 1) {			if (count < 1) {
	return nullptr;			return nullptr;
	}			}

	Mesh *mesh = BKE_mesh_new_nomain(count, count - 1, 0, 0, 0);			Mesh *mesh = BKE_mesh_new_nomain(count, count - 1, 0, 0, 0);
	BKE_id_material_eval_ensure_default_slot(&mesh->id);			BKE_id_material_eval_ensure_default_slot(&mesh->id);
	MutableSpan<MVert> verts = mesh->verts_for_write();			MutableSpan<float3> positions = mesh->vert_positions_for_write();
	MutableSpan<MEdge> edges = mesh->edges_for_write();			MutableSpan<MEdge> edges = mesh->edges_for_write();

	threading::parallel_invoke(			threading::parallel_invoke(
	1024 < count,			1024 < count,
	[&]() {			[&]() {
	threading::parallel_for(verts.index_range(), 4096, [&](IndexRange range) {			threading::parallel_for(positions.index_range(), 4096, [&](IndexRange range) {
	for (const int i : range) {			for (const int i : range) {
	copy_v3_v3(verts[i].co, start + delta * i);			positions[i] = start + delta * i;
	}			}
	});			});
	},			},
	[&]() {			[&]() {
	threading::parallel_for(edges.index_range(), 4096, [&](IndexRange range) {			threading::parallel_for(edges.index_range(), 4096, [&](IndexRange range) {
	for (const int i : range) {			for (const int i : range) {
	edges[i].v1 = i;			edges[i].v1 = i;
	edges[i].v2 = i + 1;			edges[i].v2 = i + 1;
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