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Differential D16414 Diff 57723 source/blender/functions/FN_field_cpp_type_make.hh

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source/blender/functions/FN_field_cpp_type_make.hh

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/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
#include "FN_field_cpp_type.hh"
namespace blender::fn {
template<typename ValueType>
inline ValueOrFieldCPPType::ValueOrFieldCPPType(TypeTag<ValueType> /*value_type*/)
: self(CPPType::get<ValueOrField<ValueType>>()), value(CPPType::get<ValueType>())
{
using T = ValueType;
construct_from_value_ = [](void *dst, const void *value_or_field) {
new (dst) ValueOrField<T>(*(const T *)value_or_field);
};
construct_from_field_ = [](void *dst, GField field) {
new (dst) ValueOrField<T>(Field<T>(std::move(field)));
};
get_value_ptr_ = [](const void *value_or_field) {
return (const void *)&((ValueOrField<T> *)value_or_field)->value;
};
get_field_ptr_ = [](const void *value_or_field) -> const GField * {
return &((ValueOrField<T> *)value_or_field)->field;
};
is_field_ = [](const void *value_or_field) {
return ((ValueOrField<T> *)value_or_field)->is_field();
};
as_field_ = [](const void *value_or_field) -> GField {
return ((ValueOrField<T> *)value_or_field)->as_field();
};
this->register_self();
}
} // namespace blender::fn
/**
* Create a new #ValueOrFieldCPPType that can be accessed through `ValueOrFieldCPPType::get<T>()`.
*/
#define FN_FIELD_CPP_TYPE_MAKE(VALUE_TYPE) \
BLI_CPP_TYPE_MAKE(blender::fn::ValueOrField<VALUE_TYPE>, CPPTypeFlags::None) \
template<> \
const blender::fn::ValueOrFieldCPPType & \
blender::fn::ValueOrFieldCPPType::get_impl<VALUE_TYPE>() \
{ \
static blender::fn::ValueOrFieldCPPType type{blender::TypeTag<VALUE_TYPE>{}}; \
return type; \
}
/** Register a #ValueOrFieldCPPType created with #FN_FIELD_CPP_TYPE_MAKE. */
#define FN_FIELD_CPP_TYPE_REGISTER(VALUE_TYPE) blender::fn::ValueOrFieldCPPType::get<VALUE_TYPE>()