💿🐜 Antkeeper source code
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61 lines
1.8 KiB
61 lines
1.8 KiB
/*
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* Copyright (C) 2021 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code 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 Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ANTKEEPER_ENTITY_COMPONENT_CONSTRAINT_STACK_HPP
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#define ANTKEEPER_ENTITY_COMPONENT_CONSTRAINT_STACK_HPP
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#include "entity/id.hpp"
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namespace entity {
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namespace component {
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/**
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* Causes an ordered stack of constraints to be applied to an entity.
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*
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* @see entity::component::constraint_stack_node
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* @see entity::component::constraint
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*/
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struct constraint_stack
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{
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/// ID of the entity containing the first constraint stack node.
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entity::id head;
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};
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/**
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* Single node in a constraint stack. Allows toggling and weighing of constraints and links to the following constraint stack node (if any).
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*
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* @see entity::component::constraint_stack
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* @see entity::component::constraint
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*/
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struct constraint_stack_node
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{
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/// Enables or disables the constraint.
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bool active;
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/// Controls the amount of influence the constraint has on the final result.
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float weight;
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/// ID of the entity containing the next constraint in the constraint stack.
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entity::id next;
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};
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} // namespace component
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} // namespace entity
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#endif // ANTKEEPER_ENTITY_COMPONENT_CONSTRAINT_STACK_HPP
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