Functions: provide dummy multi function
Sometimes it is convenient to be able to return a reference to some dummy function.
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@ -29,6 +29,7 @@ set(INC_SYS
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set(SRC
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intern/attributes_ref.cc
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intern/cpp_types.cc
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intern/multi_function.cc
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intern/multi_function_network.cc
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intern/multi_function_network_evaluation.cc
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@ -88,9 +88,9 @@ class MultiFunction {
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}
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protected:
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MFSignatureBuilder get_builder(StringRef function_name)
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MFSignatureBuilder get_builder(std::string function_name)
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{
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m_signature.function_name = function_name;
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m_signature.function_name = std::move(function_name);
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return MFSignatureBuilder(m_signature);
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}
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};
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@ -100,6 +100,8 @@ inline MFParamsBuilder::MFParamsBuilder(const class MultiFunction &fn, uint min_
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{
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}
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extern const MultiFunction &dummy_multi_function;
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} // namespace fn
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} // namespace blender
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@ -0,0 +1,40 @@
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/*
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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_multi_function.hh"
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namespace blender {
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namespace fn {
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class DummyMultiFunction : public MultiFunction {
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public:
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DummyMultiFunction()
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{
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this->get_builder("Dummy");
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}
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void call(IndexMask UNUSED(mask),
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MFParams UNUSED(params),
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MFContext UNUSED(context)) const override
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{
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}
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};
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static DummyMultiFunction dummy_multi_function_;
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const MultiFunction &dummy_multi_function = dummy_multi_function_;
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} // namespace fn
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} // namespace blender
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