Jacques Lucke
ff82049642
This will be used to reference the content of a CustomData structure in C++ code, that does not need to know who owns the data but only works with it.
73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "FN_attributes_ref.hh"
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namespace blender {
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namespace fn {
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AttributesInfoBuilder::~AttributesInfoBuilder()
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{
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for (uint i : m_defaults.index_range()) {
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m_types[i]->destruct(m_defaults[i]);
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}
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}
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void AttributesInfoBuilder::add(StringRef name, const CPPType &type, const void *default_value)
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{
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if (m_names.add_as(name)) {
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m_types.append(&type);
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if (default_value == nullptr) {
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default_value = type.default_value();
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}
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void *dst = m_allocator.allocate(type.size(), type.alignment());
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type.copy_to_uninitialized(default_value, dst);
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m_defaults.append(dst);
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}
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else {
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/* The same name can be added more than once as long as the type is always the same. */
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BLI_assert(m_types[m_names.index_of_as(name)] == &type);
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}
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}
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AttributesInfo::AttributesInfo(const AttributesInfoBuilder &builder)
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{
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for (uint i : builder.m_types.index_range()) {
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StringRefNull name = m_allocator.copy_string(builder.m_names[i]);
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const CPPType &type = *builder.m_types[i];
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const void *default_value = builder.m_defaults[i];
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m_index_by_name.add_new(name, i);
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m_name_by_index.append(name);
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m_type_by_index.append(&type);
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void *dst = m_allocator.allocate(type.size(), type.alignment());
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type.copy_to_uninitialized(default_value, dst);
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m_defaults.append(dst);
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}
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}
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AttributesInfo::~AttributesInfo()
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{
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for (uint i : m_defaults.index_range()) {
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m_type_by_index[i]->destruct(m_defaults[i]);
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}
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}
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} // namespace fn
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} // namespace blender
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