/*
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* Copyright (C) 2023 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 <engine/scene/model-instance.hpp>
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#include <engine/render/model.hpp>
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#include <engine/render/material.hpp>
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namespace scene {
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model_instance::model_instance(std::shared_ptr<render::model> model)
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{
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set_model(model);
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}
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void model_instance::set_model(std::shared_ptr<render::model> model)
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{
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this->model = model;
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if (model)
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{
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materials.resize(model->get_groups().size());
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reset_materials();
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pose = model->get_skeleton().bind_pose;
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::concatenate(pose, pose);
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}
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else
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{
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pose.clear();
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}
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update_bounds();
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}
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void model_instance::set_material(std::size_t group_index, std::shared_ptr<render::material> material)
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{
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materials[group_index] = material;
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}
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void model_instance::set_instanced(bool instanced, std::size_t instance_count)
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{
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this->instanced = instanced;
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this->instance_count = (instanced) ? instance_count : 0;
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}
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void model_instance::reset_materials()
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{
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std::fill(materials.begin(), materials.end(), nullptr);
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}
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void model_instance::update_bounds()
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{
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if (model)
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{
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local_bounds = aabb_type::transform(model->get_bounds(), get_transform());
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transformed();
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}
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else
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{
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local_bounds = {{0.0f, 0.0f, 0.0f}, {0.0f, 0.0f, 0.0f}};
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world_bounds = {get_translation(), get_translation()};
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}
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}
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void model_instance::transformed()
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{
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world_bounds = aabb_type::transform(local_bounds, get_transform());
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}
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void model_instance::update_tweens()
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{
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object_base::update_tweens();
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// Update material override tweens
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for (auto& material: materials)
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{
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if (material)
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{
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//material->update_tweens();
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}
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}
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}
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} // namespace scene
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