💿🐜 Antkeeper source code
https://antkeeper.com
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62 lines
1.8 KiB
62 lines
1.8 KiB
/*
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* Copyright (C) 2020 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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#include "scene/scene-object.hpp"
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static transform<float> transform_interpolate(const transform<float>& x, const transform<float>& y, float a)
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{
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return
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{
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vmq::lerp(x.translation, y.translation, a),
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vmq::slerp(x.rotation, y.rotation, a),
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vmq::lerp(x.scale, y.scale, a),
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};
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}
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scene_object_base::scene_object_base():
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active(true),
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transform(vmq::identity_transform<float>, transform_interpolate),
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culling_mask(nullptr)
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{}
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void scene_object_base::set_culling_mask(const bounding_volume<float>* culling_mask)
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{
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this->culling_mask = culling_mask;
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}
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std::size_t scene_object_base::next_object_type_id()
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{
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static std::atomic<std::size_t> id{0};
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return id++;
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}
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void scene_object_base::update_tweens()
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{
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transform.update();
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}
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void scene_object_base::look_at(const float3& position, const float3& target, const float3& up)
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{
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transform[1].translation = position;
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transform[1].rotation = vmq::look_rotation(vmq::normalize(vmq::sub(target, position)), up);
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transformed();
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}
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void scene_object_base::transformed()
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{}
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