💿🐜 Antkeeper source code
https://antkeeper.com
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906 lines
43 KiB
906 lines
43 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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#include "game/ant/morphogenesis.hpp"
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#include "render/material.hpp"
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#include "render/vertex-attribute.hpp"
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#include <unordered_set>
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#include <iostream>
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namespace game {
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namespace ant {
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static render::model* generate_queen(const ant::breed& breed);
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static render::model* generate_worker(const ant::breed& breed);
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static render::model* generate_soldier(const ant::breed& breed);
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static render::model* generate_male(const ant::breed& breed);
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static render::material* build_exoskeleton_material
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(
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const ant::trait::pigmentation& pigmentation,
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const ant::trait::sculpturing& sculpturing
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);
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static void reskin_vertices
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(
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std::uint8_t* vertex_data,
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std::size_t index_count,
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const gl::vertex_attribute& position_attribute,
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const gl::vertex_attribute& normal_attribute,
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const gl::vertex_attribute& tangent_attribute,
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const gl::vertex_attribute& bone_index_attribute,
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const std::unordered_set<std::uint16_t>& old_bone_indices,
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std::uint16_t new_bone_index,
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const math::transform<float>& transform
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);
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static geom::aabb<float> calculate_bounds(std::uint8_t* vertex_data, std::size_t index_count, const gl::vertex_attribute& position_attribute);
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static render::model* build_model
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(
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render::material* material,
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const render::model* antennae,
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const render::model* eyes,
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const render::model* forewings,
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const render::model* gaster,
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const render::model* head,
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const render::model* hindwings,
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const render::model* legs,
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const render::model* mandibles,
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const render::model* mesosoma,
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const render::model* lateral_ocelli,
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const render::model* median_ocellus,
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const render::model* sting,
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const render::model* waist
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);
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render::model* morphogenesis(const ant::breed& breed, ant::caste caste)
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{
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switch (caste)
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{
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case ant::caste::queen:
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return generate_queen(breed);
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case ant::caste::worker:
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return generate_worker(breed);
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case ant::caste::soldier:
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return generate_soldier(breed);
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case ant::caste::male:
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return generate_male(breed);
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}
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return nullptr;
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}
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render::model* generate_queen(const ant::breed& breed)
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{
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return nullptr;
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}
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render::model* generate_worker(const ant::breed& breed)
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{
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// Get material parameters
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// Build exoskeleton material
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render::material* exoskeleton_material = build_exoskeleton_material(*breed.pigmentation, *breed.sculpturing);
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// Get worker body part models
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render::model* antennae_model = breed.antennae->model;
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render::model* eyes_model = breed.eyes->model;
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render::model* gaster_model = breed.gaster->model;
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render::model* head_model = breed.head->model;
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render::model* legs_model = breed.legs->model;
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render::model* mandibles_model = breed.mandibles->model;
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render::model* mesosoma_model = breed.mesosoma->model;
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render::model* sting_model = breed.sting->model;
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render::model* waist_model = breed.waist->model;
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//render::model* lateral_ocelli_model = breed.ocelli->lateral_ocelli_model;
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//render::model* median_ocellus_model = breed.ocelli->median_ocellus_model;
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// Build worker model
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render::model* model = build_model
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(
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exoskeleton_material,
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antennae_model,
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eyes_model,
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nullptr, // forewings
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gaster_model,
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head_model,
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nullptr, // hindwings
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legs_model,
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mandibles_model,
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mesosoma_model,
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nullptr, // lateral ocelli
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nullptr, // median ocellus
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sting_model,
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waist_model
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);
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return model;
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}
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render::model* generate_soldier(const ant::breed& breed)
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{
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return nullptr;
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}
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render::model* generate_male(const ant::breed& breed)
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{
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return nullptr;
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}
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render::material* build_exoskeleton_material
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(
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const ant::trait::pigmentation& pigmentation,
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const ant::trait::sculpturing& sculpturing
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)
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{
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// Allocate copy of pigmentation material
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render::material* exoskeleton_material = new render::material(*pigmentation.material);
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// Adjust roughness parameter
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if (render::material_property_base* property = exoskeleton_material->get_property("roughness"); property != nullptr)
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{
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static_cast<render::material_property<float>*>(property)->set_value(sculpturing.roughness);
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}
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else
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{
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exoskeleton_material->add_property<float>("roughness")->set_value(sculpturing.roughness);
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}
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// Adjust normal map parameter
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if (render::material_property_base* property = exoskeleton_material->get_property("normal_map"); property != nullptr)
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{
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static_cast<render::material_property<const gl::texture_2d*>*>(property)->set_value(sculpturing.normal_map);
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}
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else
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{
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exoskeleton_material->add_property<const gl::texture_2d*>("normal_map")->set_value(sculpturing.normal_map);
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}
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return exoskeleton_material;
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}
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render::model* build_model
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(
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render::material* exoskeleton_material,
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const render::model* antennae,
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const render::model* eyes,
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const render::model* forewings,
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const render::model* gaster,
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const render::model* head,
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const render::model* hindwings,
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const render::model* legs,
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const render::model* mandibles,
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const render::model* mesosoma,
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const render::model* lateral_ocelli,
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const render::model* median_ocellus,
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const render::model* sting,
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const render::model* waist
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)
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{
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// Get vertex buffers of required body parts
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const gl::vertex_buffer* mesosoma_vbo = mesosoma->get_vertex_buffer();
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const gl::vertex_buffer* legs_vbo = legs->get_vertex_buffer();
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const gl::vertex_buffer* head_vbo = head->get_vertex_buffer();
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const gl::vertex_buffer* mandibles_vbo = mandibles->get_vertex_buffer();
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const gl::vertex_buffer* antennae_vbo = antennae->get_vertex_buffer();
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const gl::vertex_buffer* waist_vbo = waist->get_vertex_buffer();
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const gl::vertex_buffer* gaster_vbo = gaster->get_vertex_buffer();
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// Get vertex buffers of optional body parts
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const gl::vertex_buffer* sting_vbo = (sting) ? sting->get_vertex_buffer() : nullptr;
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const gl::vertex_buffer* eyes_vbo = (eyes) ? eyes->get_vertex_buffer() : nullptr;
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const gl::vertex_buffer* lateral_ocelli_vbo = (lateral_ocelli) ? lateral_ocelli->get_vertex_buffer() : nullptr;
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const gl::vertex_buffer* median_ocellus_vbo = (median_ocellus) ? median_ocellus->get_vertex_buffer() : nullptr;
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const gl::vertex_buffer* forewings_vbo = (forewings) ? forewings->get_vertex_buffer() : nullptr;
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const gl::vertex_buffer* hindwings_vbo = (hindwings) ? hindwings->get_vertex_buffer() : nullptr;
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// Determine combined size of vertex buffers and save offsets
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std::size_t vertex_buffer_size = 0;
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std::size_t mesosoma_vbo_offset = vertex_buffer_size;
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vertex_buffer_size += mesosoma_vbo->get_size();
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std::size_t legs_vbo_offset = vertex_buffer_size;
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vertex_buffer_size += legs_vbo->get_size();
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std::size_t head_vbo_offset = vertex_buffer_size;
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vertex_buffer_size += head_vbo->get_size();
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std::size_t mandibles_vbo_offset = vertex_buffer_size;
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vertex_buffer_size += mandibles_vbo->get_size();
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std::size_t antennae_vbo_offset = vertex_buffer_size;
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vertex_buffer_size += antennae_vbo->get_size();
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std::size_t waist_vbo_offset = vertex_buffer_size;
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vertex_buffer_size += waist_vbo->get_size();
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std::size_t gaster_vbo_offset = vertex_buffer_size;
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vertex_buffer_size += gaster_vbo->get_size();
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std::size_t sting_vbo_offset = vertex_buffer_size;
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if (sting)
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vertex_buffer_size += sting_vbo->get_size();
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std::size_t eyes_vbo_offset = vertex_buffer_size;
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if (eyes)
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vertex_buffer_size += eyes_vbo->get_size();
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std::size_t lateral_ocelli_vbo_offset = vertex_buffer_size;
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if (lateral_ocelli)
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vertex_buffer_size += lateral_ocelli_vbo->get_size();
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std::size_t median_ocellus_vbo_offset = vertex_buffer_size;
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if (median_ocellus)
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vertex_buffer_size += median_ocellus_vbo->get_size();
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std::size_t forewings_vbo_offset = vertex_buffer_size;
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if (forewings)
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vertex_buffer_size += forewings_vbo->get_size();
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std::size_t hindwings_vbo_offset = vertex_buffer_size;
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if (hindwings)
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vertex_buffer_size += hindwings_vbo->get_size();
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// Allocate combined vertex buffer data
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std::uint8_t* vertex_buffer_data = new std::uint8_t[vertex_buffer_size];
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// Read body part vertex buffer data into combined vertex buffer data
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mesosoma_vbo->read(0, mesosoma_vbo->get_size(), vertex_buffer_data + mesosoma_vbo_offset);
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legs_vbo->read(0, legs_vbo->get_size(), vertex_buffer_data + legs_vbo_offset);
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head_vbo->read(0, head_vbo->get_size(), vertex_buffer_data + head_vbo_offset);
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mandibles_vbo->read(0, mandibles_vbo->get_size(), vertex_buffer_data + mandibles_vbo_offset);
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antennae_vbo->read(0, antennae_vbo->get_size(), vertex_buffer_data + antennae_vbo_offset);
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waist_vbo->read(0, waist_vbo->get_size(), vertex_buffer_data + waist_vbo_offset);
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gaster_vbo->read(0, gaster_vbo->get_size(), vertex_buffer_data + gaster_vbo_offset);
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if (sting)
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sting_vbo->read(0, sting_vbo->get_size(), vertex_buffer_data + sting_vbo_offset);
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if (eyes)
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eyes_vbo->read(0, eyes_vbo->get_size(), vertex_buffer_data + eyes_vbo_offset);
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if (lateral_ocelli)
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lateral_ocelli_vbo->read(0, lateral_ocelli_vbo->get_size(), vertex_buffer_data + lateral_ocelli_vbo_offset);
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if (median_ocellus)
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median_ocellus_vbo->read(0, median_ocellus_vbo->get_size(), vertex_buffer_data + median_ocellus_vbo_offset);
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if (forewings)
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forewings_vbo->read(0, forewings_vbo->get_size(), vertex_buffer_data + forewings_vbo_offset);
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if (hindwings)
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hindwings_vbo->read(0, hindwings_vbo->get_size(), vertex_buffer_data + hindwings_vbo_offset);
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// Allocate model
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render::model* model = new render::model();
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// Setup model VAO
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gl::vertex_array* model_vao = model->get_vertex_array();
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for (auto [location, attribute]: mesosoma->get_vertex_array()->get_attributes())
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{
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attribute.buffer = model->get_vertex_buffer();
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model_vao->bind(location, attribute);
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}
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// Get vertex attributes
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const gl::vertex_attribute* position_attribute = nullptr;
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const gl::vertex_attribute* normal_attribute = nullptr;
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const gl::vertex_attribute* tangent_attribute = nullptr;
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const gl::vertex_attribute* bone_index_attribute = nullptr;
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const auto& vertex_attribute_map = model_vao->get_attributes();
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if (auto it = vertex_attribute_map.find(render::vertex_attribute::position); it != vertex_attribute_map.end())
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position_attribute = &it->second;
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if (auto it = vertex_attribute_map.find(render::vertex_attribute::normal); it != vertex_attribute_map.end())
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normal_attribute = &it->second;
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if (auto it = vertex_attribute_map.find(render::vertex_attribute::tangent); it != vertex_attribute_map.end())
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tangent_attribute = &it->second;
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if (auto it = vertex_attribute_map.find(render::vertex_attribute::bone_index); it != vertex_attribute_map.end())
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bone_index_attribute = &it->second;
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// Get body part skeletons
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const render::skeleton& mesosoma_skeleton = mesosoma->get_skeleton();
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const render::skeleton& legs_skeleton = legs->get_skeleton();
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const render::skeleton& head_skeleton = head->get_skeleton();
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const render::skeleton& mandibles_skeleton = mandibles->get_skeleton();
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const render::skeleton& antennae_skeleton = antennae->get_skeleton();
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const render::skeleton& waist_skeleton = waist->get_skeleton();
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const render::skeleton& gaster_skeleton = gaster->get_skeleton();
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const render::skeleton* sting_skeleton = (sting) ? &sting->get_skeleton() : nullptr;
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const render::skeleton* eyes_skeleton = (eyes) ? &eyes->get_skeleton() : nullptr;
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const render::skeleton* lateral_ocelli_skeleton = (lateral_ocelli) ? &lateral_ocelli->get_skeleton() : nullptr;
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const render::skeleton* median_ocellus_skeleton = (median_ocellus) ? &median_ocellus->get_skeleton() : nullptr;
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bool postpetiole = (waist_skeleton.bone_map.find("postpetiole") != waist_skeleton.bone_map.end());
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// Allocate skeleton bones
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render::skeleton& skeleton = model->get_skeleton();
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std::size_t bone_count = 34;
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if (postpetiole)
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bone_count += 1;
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if (sting)
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bone_count += 1;
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if (forewings)
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bone_count += 2;
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if (hindwings)
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bone_count += 2;
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skeleton.bones.resize(bone_count);
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// Assign bone indices
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std::uint16_t bone_index = 0;
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std::uint16_t mesosoma_bone_index = bone_index++;
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std::uint16_t foreleg_coxa_l_bone_index = bone_index++;
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std::uint16_t foreleg_coxa_r_bone_index = bone_index++;
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std::uint16_t foreleg_femur_l_bone_index = bone_index++;
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std::uint16_t foreleg_femur_r_bone_index = bone_index++;
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std::uint16_t foreleg_tibia_l_bone_index = bone_index++;
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std::uint16_t foreleg_tibia_r_bone_index = bone_index++;
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std::uint16_t foreleg_tarsus_l_bone_index = bone_index++;
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std::uint16_t foreleg_tarsus_r_bone_index = bone_index++;
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std::uint16_t midleg_coxa_l_bone_index = bone_index++;
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std::uint16_t midleg_coxa_r_bone_index = bone_index++;
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std::uint16_t midleg_femur_l_bone_index = bone_index++;
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std::uint16_t midleg_femur_r_bone_index = bone_index++;
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std::uint16_t midleg_tibia_l_bone_index = bone_index++;
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std::uint16_t midleg_tibia_r_bone_index = bone_index++;
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std::uint16_t midleg_tarsus_l_bone_index = bone_index++;
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std::uint16_t midleg_tarsus_r_bone_index = bone_index++;
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std::uint16_t hindleg_coxa_l_bone_index = bone_index++;
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std::uint16_t hindleg_coxa_r_bone_index = bone_index++;
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std::uint16_t hindleg_femur_l_bone_index = bone_index++;
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std::uint16_t hindleg_femur_r_bone_index = bone_index++;
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std::uint16_t hindleg_tibia_l_bone_index = bone_index++;
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std::uint16_t hindleg_tibia_r_bone_index = bone_index++;
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std::uint16_t hindleg_tarsus_l_bone_index = bone_index++;
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std::uint16_t hindleg_tarsus_r_bone_index = bone_index++;
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std::uint16_t head_bone_index = bone_index++;
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std::uint16_t mandible_l_bone_index = bone_index++;
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std::uint16_t mandible_r_bone_index = bone_index++;
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std::uint16_t scape_l_bone_index = bone_index++;
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std::uint16_t scape_r_bone_index = bone_index++;
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std::uint16_t pedicel_l_bone_index = bone_index++;
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std::uint16_t pedicel_r_bone_index = bone_index++;
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std::uint16_t petiole_bone_index = bone_index++;
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std::uint16_t postpetiole_bone_index = (postpetiole) ? bone_index++ : static_cast<std::uint16_t>(bone_count);
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std::uint16_t gaster_bone_index = bone_index++;
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std::uint16_t sting_bone_index = (sting) ? bone_index++ : static_cast<std::uint16_t>(bone_count);
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// Get references and pointers to bones
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render::bone& mesosoma_bone = skeleton.bones[mesosoma_bone_index];
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render::bone& foreleg_coxa_l_bone = skeleton.bones[foreleg_coxa_l_bone_index];
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render::bone& foreleg_coxa_r_bone = skeleton.bones[foreleg_coxa_r_bone_index];
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render::bone& foreleg_femur_l_bone = skeleton.bones[foreleg_femur_l_bone_index];
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render::bone& foreleg_femur_r_bone = skeleton.bones[foreleg_femur_r_bone_index];
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render::bone& foreleg_tibia_l_bone = skeleton.bones[foreleg_tibia_l_bone_index];
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render::bone& foreleg_tibia_r_bone = skeleton.bones[foreleg_tibia_r_bone_index];
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render::bone& foreleg_tarsus_l_bone = skeleton.bones[foreleg_tarsus_l_bone_index];
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render::bone& foreleg_tarsus_r_bone = skeleton.bones[foreleg_tarsus_r_bone_index];
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render::bone& midleg_coxa_l_bone = skeleton.bones[midleg_coxa_l_bone_index];
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render::bone& midleg_coxa_r_bone = skeleton.bones[midleg_coxa_r_bone_index];
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render::bone& midleg_femur_l_bone = skeleton.bones[midleg_femur_l_bone_index];
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render::bone& midleg_femur_r_bone = skeleton.bones[midleg_femur_r_bone_index];
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render::bone& midleg_tibia_l_bone = skeleton.bones[midleg_tibia_l_bone_index];
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render::bone& midleg_tibia_r_bone = skeleton.bones[midleg_tibia_r_bone_index];
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render::bone& midleg_tarsus_l_bone = skeleton.bones[midleg_tarsus_l_bone_index];
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render::bone& midleg_tarsus_r_bone = skeleton.bones[midleg_tarsus_r_bone_index];
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render::bone& hindleg_coxa_l_bone = skeleton.bones[hindleg_coxa_l_bone_index];
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render::bone& hindleg_coxa_r_bone = skeleton.bones[hindleg_coxa_r_bone_index];
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render::bone& hindleg_femur_l_bone = skeleton.bones[hindleg_femur_l_bone_index];
|
|
render::bone& hindleg_femur_r_bone = skeleton.bones[hindleg_femur_r_bone_index];
|
|
render::bone& hindleg_tibia_l_bone = skeleton.bones[hindleg_tibia_l_bone_index];
|
|
render::bone& hindleg_tibia_r_bone = skeleton.bones[hindleg_tibia_r_bone_index];
|
|
render::bone& hindleg_tarsus_l_bone = skeleton.bones[hindleg_tarsus_l_bone_index];
|
|
render::bone& hindleg_tarsus_r_bone = skeleton.bones[hindleg_tarsus_r_bone_index];
|
|
render::bone& head_bone = skeleton.bones[head_bone_index];
|
|
render::bone& mandible_l_bone = skeleton.bones[mandible_l_bone_index];
|
|
render::bone& mandible_r_bone = skeleton.bones[mandible_r_bone_index];
|
|
render::bone& scape_l_bone = skeleton.bones[scape_l_bone_index];
|
|
render::bone& scape_r_bone = skeleton.bones[scape_r_bone_index];
|
|
render::bone& pedicel_l_bone = skeleton.bones[pedicel_l_bone_index];
|
|
render::bone& pedicel_r_bone = skeleton.bones[pedicel_r_bone_index];
|
|
render::bone& petiole_bone = skeleton.bones[petiole_bone_index];
|
|
render::bone* postpetiole_bone = (postpetiole) ? &skeleton.bones[postpetiole_bone_index] : nullptr;
|
|
render::bone& gaster_bone = skeleton.bones[gaster_bone_index];
|
|
render::bone* sting_bone = (sting) ? &skeleton.bones[sting_bone_index] : nullptr;
|
|
|
|
// Skeleton mesosoma
|
|
if (auto it = mesosoma_skeleton.bone_map.find("mesosoma"); it != mesosoma_skeleton.bone_map.end())
|
|
mesosoma_bone = mesosoma_skeleton.bones[it->second];
|
|
mesosoma_bone.parent = nullptr;
|
|
|
|
// Skeleton forelegs
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_coxa_l"); it != legs_skeleton.bone_map.end())
|
|
foreleg_coxa_l_bone = legs_skeleton.bones[it->second];
|
|
foreleg_coxa_l_bone.parent = &mesosoma_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_coxa_r"); it != legs_skeleton.bone_map.end())
|
|
foreleg_coxa_r_bone = legs_skeleton.bones[it->second];
|
|
foreleg_coxa_r_bone.parent = &mesosoma_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_femur_l"); it != legs_skeleton.bone_map.end())
|
|
foreleg_femur_l_bone = legs_skeleton.bones[it->second];
|
|
foreleg_femur_l_bone.parent = &foreleg_coxa_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_femur_r"); it != legs_skeleton.bone_map.end())
|
|
foreleg_femur_r_bone = legs_skeleton.bones[it->second];
|
|
foreleg_femur_r_bone.parent = &foreleg_coxa_r_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_tibia_l"); it != legs_skeleton.bone_map.end())
|
|
foreleg_tibia_l_bone = legs_skeleton.bones[it->second];
|
|
foreleg_tibia_l_bone.parent = &foreleg_femur_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_tibia_r"); it != legs_skeleton.bone_map.end())
|
|
foreleg_tibia_r_bone = legs_skeleton.bones[it->second];
|
|
foreleg_tibia_r_bone.parent = &foreleg_femur_r_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_tarsus_l"); it != legs_skeleton.bone_map.end())
|
|
foreleg_tarsus_l_bone = legs_skeleton.bones[it->second];
|
|
foreleg_tarsus_l_bone.parent = &foreleg_tibia_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("foreleg_tarsus_r"); it != legs_skeleton.bone_map.end())
|
|
foreleg_tarsus_r_bone = legs_skeleton.bones[it->second];
|
|
foreleg_tarsus_r_bone.parent = &foreleg_tibia_r_bone;
|
|
|
|
// Skeleton midlegs
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_coxa_l"); it != legs_skeleton.bone_map.end())
|
|
midleg_coxa_l_bone = legs_skeleton.bones[it->second];
|
|
midleg_coxa_l_bone.parent = &mesosoma_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_coxa_r"); it != legs_skeleton.bone_map.end())
|
|
midleg_coxa_r_bone = legs_skeleton.bones[it->second];
|
|
midleg_coxa_r_bone.parent = &mesosoma_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_femur_l"); it != legs_skeleton.bone_map.end())
|
|
midleg_femur_l_bone = legs_skeleton.bones[it->second];
|
|
midleg_femur_l_bone.parent = &midleg_coxa_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_femur_r"); it != legs_skeleton.bone_map.end())
|
|
midleg_femur_r_bone = legs_skeleton.bones[it->second];
|
|
midleg_femur_r_bone.parent = &midleg_coxa_r_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_tibia_l"); it != legs_skeleton.bone_map.end())
|
|
midleg_tibia_l_bone = legs_skeleton.bones[it->second];
|
|
midleg_tibia_l_bone.parent = &midleg_femur_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_tibia_r"); it != legs_skeleton.bone_map.end())
|
|
midleg_tibia_r_bone = legs_skeleton.bones[it->second];
|
|
midleg_tibia_r_bone.parent = &midleg_femur_r_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_tarsus_l"); it != legs_skeleton.bone_map.end())
|
|
midleg_tarsus_l_bone = legs_skeleton.bones[it->second];
|
|
midleg_tarsus_l_bone.parent = &midleg_tibia_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("midleg_tarsus_r"); it != legs_skeleton.bone_map.end())
|
|
midleg_tarsus_r_bone = legs_skeleton.bones[it->second];
|
|
midleg_tarsus_r_bone.parent = &midleg_tibia_r_bone;
|
|
|
|
// Skeleton hindlegs
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_coxa_l"); it != legs_skeleton.bone_map.end())
|
|
hindleg_coxa_l_bone = legs_skeleton.bones[it->second];
|
|
hindleg_coxa_l_bone.parent = &mesosoma_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_coxa_r"); it != legs_skeleton.bone_map.end())
|
|
hindleg_coxa_r_bone = legs_skeleton.bones[it->second];
|
|
hindleg_coxa_r_bone.parent = &mesosoma_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_femur_l"); it != legs_skeleton.bone_map.end())
|
|
hindleg_femur_l_bone = legs_skeleton.bones[it->second];
|
|
hindleg_femur_l_bone.parent = &hindleg_coxa_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_femur_r"); it != legs_skeleton.bone_map.end())
|
|
hindleg_femur_r_bone = legs_skeleton.bones[it->second];
|
|
hindleg_femur_r_bone.parent = &hindleg_coxa_r_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_tibia_l"); it != legs_skeleton.bone_map.end())
|
|
hindleg_tibia_l_bone = legs_skeleton.bones[it->second];
|
|
hindleg_tibia_l_bone.parent = &hindleg_femur_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_tibia_r"); it != legs_skeleton.bone_map.end())
|
|
hindleg_tibia_r_bone = legs_skeleton.bones[it->second];
|
|
hindleg_tibia_r_bone.parent = &hindleg_femur_r_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_tarsus_l"); it != legs_skeleton.bone_map.end())
|
|
hindleg_tarsus_l_bone = legs_skeleton.bones[it->second];
|
|
hindleg_tarsus_l_bone.parent = &hindleg_tibia_l_bone;
|
|
if (auto it = legs_skeleton.bone_map.find("hindleg_tarsus_r"); it != legs_skeleton.bone_map.end())
|
|
hindleg_tarsus_r_bone = legs_skeleton.bones[it->second];
|
|
hindleg_tarsus_r_bone.parent = &hindleg_tibia_r_bone;
|
|
|
|
// Skeleton head
|
|
if (auto it = head_skeleton.bone_map.find("head"); it != head_skeleton.bone_map.end())
|
|
head_bone = head_skeleton.bones[it->second];
|
|
head_bone.parent = &mesosoma_bone;
|
|
|
|
// Skeleton mandibles
|
|
if (auto it = mandibles_skeleton.bone_map.find("mandible_l"); it != mandibles_skeleton.bone_map.end())
|
|
mandible_l_bone = mandibles_skeleton.bones[it->second];
|
|
mandible_l_bone.parent = &head_bone;
|
|
if (auto it = mandibles_skeleton.bone_map.find("mandible_r"); it != mandibles_skeleton.bone_map.end())
|
|
mandible_r_bone = mandibles_skeleton.bones[it->second];
|
|
mandible_r_bone.parent = &head_bone;
|
|
|
|
// Skeleton antennae
|
|
if (auto it = antennae_skeleton.bone_map.find("scape_l"); it != antennae_skeleton.bone_map.end())
|
|
scape_l_bone = antennae_skeleton.bones[it->second];
|
|
scape_l_bone.parent = &head_bone;
|
|
if (auto it = antennae_skeleton.bone_map.find("scape_r"); it != antennae_skeleton.bone_map.end())
|
|
scape_r_bone = antennae_skeleton.bones[it->second];
|
|
scape_r_bone.parent = &head_bone;
|
|
if (auto it = antennae_skeleton.bone_map.find("pedicel_l"); it != antennae_skeleton.bone_map.end())
|
|
pedicel_l_bone = antennae_skeleton.bones[it->second];
|
|
pedicel_l_bone.parent = &scape_l_bone;
|
|
if (auto it = antennae_skeleton.bone_map.find("pedicel_r"); it != antennae_skeleton.bone_map.end())
|
|
pedicel_r_bone = antennae_skeleton.bones[it->second];
|
|
pedicel_r_bone.parent = &scape_r_bone;
|
|
|
|
// Skeleton waist
|
|
if (auto it = waist_skeleton.bone_map.find("petiole"); it != waist_skeleton.bone_map.end())
|
|
petiole_bone = waist_skeleton.bones[it->second];
|
|
petiole_bone.parent = &mesosoma_bone;
|
|
if (postpetiole)
|
|
{
|
|
if (auto it = waist_skeleton.bone_map.find("postpetiole"); it != waist_skeleton.bone_map.end())
|
|
*postpetiole_bone = waist_skeleton.bones[it->second];
|
|
postpetiole_bone->parent = &petiole_bone;
|
|
}
|
|
|
|
// Skeleton gaster
|
|
if (auto it = gaster_skeleton.bone_map.find("gaster"); it != gaster_skeleton.bone_map.end())
|
|
gaster_bone = gaster_skeleton.bones[it->second];
|
|
gaster_bone.parent = (postpetiole) ? postpetiole_bone : &petiole_bone;
|
|
|
|
// Skeleton sting
|
|
if (sting)
|
|
{
|
|
if (auto it = sting_skeleton->bone_map.find("sting"); it != sting_skeleton->bone_map.end())
|
|
*sting_bone = sting_skeleton->bones[it->second];
|
|
sting_bone->parent = &gaster_bone;
|
|
}
|
|
|
|
// Get number of vertex indices for each body part
|
|
std::size_t mesosoma_index_count = (*mesosoma->get_groups())[0]->get_index_count();
|
|
std::size_t legs_index_count = (*legs->get_groups())[0]->get_index_count();
|
|
std::size_t head_index_count = (*head->get_groups())[0]->get_index_count();
|
|
std::size_t mandibles_index_count = (*mandibles->get_groups())[0]->get_index_count();
|
|
std::size_t antennae_index_count = (*antennae->get_groups())[0]->get_index_count();
|
|
std::size_t waist_index_count = (*waist->get_groups())[0]->get_index_count();
|
|
std::size_t gaster_index_count = (*gaster->get_groups())[0]->get_index_count();
|
|
std::size_t sting_index_count = (sting) ? (*sting->get_groups())[0]->get_index_count() : 0;
|
|
std::size_t eyes_index_count = (eyes) ? (*eyes->get_groups())[0]->get_index_count() : 0;
|
|
std::size_t lateral_ocelli_index_count = (lateral_ocelli) ? (*lateral_ocelli->get_groups())[0]->get_index_count() : 0;
|
|
std::size_t median_ocellus_index_count = (median_ocellus) ? (*median_ocellus->get_groups())[0]->get_index_count() : 0;
|
|
std::size_t forewings_index_count = (forewings) ? (*forewings->get_groups())[0]->get_index_count() : 0;
|
|
std::size_t hindwings_index_count = (hindwings) ? (*hindwings->get_groups())[0]->get_index_count() : 0;
|
|
std::size_t exoskeleton_index_count =
|
|
mesosoma_index_count
|
|
+ legs_index_count
|
|
+ head_index_count
|
|
+ mandibles_index_count
|
|
+ antennae_index_count
|
|
+ waist_index_count
|
|
+ gaster_index_count
|
|
+ sting_index_count;
|
|
|
|
// Calculate transform from head space to body space
|
|
math::transform<float> head_to_body;
|
|
if (auto it = mesosoma_skeleton.bone_map.find("head"); it != mesosoma_skeleton.bone_map.end())
|
|
head_to_body = mesosoma_skeleton.concatenate(it->second);
|
|
|
|
// Reskin head bone
|
|
std::unordered_set<std::uint16_t> old_head_bone_indices;
|
|
if (auto it = head_skeleton.bone_map.find("head"); it != head_skeleton.bone_map.end())
|
|
old_head_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + head_vbo_offset, head_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_head_bone_indices, head_bone_index, head_to_body);
|
|
|
|
// Calculate transforms from mandible space to body space
|
|
math::transform<float> mandible_l_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("mandible_l"); it != head_skeleton.bone_map.end())
|
|
mandible_l_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
math::transform<float> mandible_r_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("mandible_r"); it != head_skeleton.bone_map.end())
|
|
mandible_r_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
|
|
// Reskin mandible bones
|
|
std::unordered_set<std::uint16_t> old_head_mandible_l_bone_indices;
|
|
if (auto it = mandibles_skeleton.bone_map.find("mandible_l"); it != mandibles_skeleton.bone_map.end())
|
|
old_head_mandible_l_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + mandibles_vbo_offset, mandibles_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_head_mandible_l_bone_indices, mandible_l_bone_index, mandible_l_to_body);
|
|
std::unordered_set<std::uint16_t> old_head_mandible_r_bone_indices;
|
|
if (auto it = mandibles_skeleton.bone_map.find("mandible_r"); it != mandibles_skeleton.bone_map.end())
|
|
old_head_mandible_r_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + mandibles_vbo_offset, mandibles_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_head_mandible_r_bone_indices, mandible_r_bone_index, mandible_r_to_body);
|
|
|
|
// Calculate transforms from antennae space to body space
|
|
math::transform<float> antenna_l_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("scape_l"); it != head_skeleton.bone_map.end())
|
|
antenna_l_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
math::transform<float> antenna_r_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("scape_r"); it != head_skeleton.bone_map.end())
|
|
antenna_r_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
|
|
// Reskin scape bones
|
|
std::unordered_set<std::uint16_t> old_scape_l_indices;
|
|
if (auto it = antennae_skeleton.bone_map.find("scape_l"); it != antennae_skeleton.bone_map.end())
|
|
old_scape_l_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + antennae_vbo_offset, antennae_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_scape_l_indices, scape_l_bone_index, antenna_l_to_body);
|
|
std::unordered_set<std::uint16_t> old_scape_r_indices;
|
|
if (auto it = antennae_skeleton.bone_map.find("scape_r"); it != antennae_skeleton.bone_map.end())
|
|
old_scape_r_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + antennae_vbo_offset, antennae_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_scape_r_indices, scape_r_bone_index, antenna_r_to_body);
|
|
|
|
// Reskin pedicel bones
|
|
const std::vector<std::string> pedicel_bone_names =
|
|
{
|
|
"pedicel",
|
|
"flagellomere_1",
|
|
"flagellomere_2",
|
|
"flagellomere_3",
|
|
"flagellomere_4",
|
|
"flagellomere_5",
|
|
"flagellomere_6",
|
|
"flagellomere_7",
|
|
"flagellomere_8",
|
|
"flagellomere_9",
|
|
"flagellomere_10",
|
|
"flagellomere_11",
|
|
"flagellomere_12"
|
|
};
|
|
std::unordered_set<std::uint16_t> old_pedicel_l_indices;
|
|
for (const std::string& bone_name: pedicel_bone_names)
|
|
if (auto it = antennae_skeleton.bone_map.find(bone_name + "_l"); it != antennae_skeleton.bone_map.end())
|
|
old_pedicel_l_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + antennae_vbo_offset, antennae_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_pedicel_l_indices, pedicel_l_bone_index, antenna_l_to_body);
|
|
std::unordered_set<std::uint16_t> old_pedicel_r_indices;
|
|
for (const std::string& bone_name: pedicel_bone_names)
|
|
if (auto it = antennae_skeleton.bone_map.find(bone_name + "_r"); it != antennae_skeleton.bone_map.end())
|
|
old_pedicel_r_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + antennae_vbo_offset, antennae_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_pedicel_r_indices, pedicel_r_bone_index, antenna_r_to_body);
|
|
|
|
// Calculate transform from waist space to body space
|
|
math::transform<float> waist_to_body;
|
|
if (auto it = mesosoma_skeleton.bone_map.find("petiole"); it != mesosoma_skeleton.bone_map.end())
|
|
waist_to_body = mesosoma_skeleton.concatenate(it->second);
|
|
|
|
// Reskin waist bones
|
|
std::unordered_set<std::uint16_t> old_petiole_bone_indices;
|
|
if (auto it = waist_skeleton.bone_map.find("petiole"); it != waist_skeleton.bone_map.end())
|
|
old_petiole_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + waist_vbo_offset, waist_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_petiole_bone_indices, petiole_bone_index, waist_to_body);
|
|
if (postpetiole)
|
|
{
|
|
std::unordered_set<std::uint16_t> old_postpetiole_bone_indices;
|
|
if (auto it = waist_skeleton.bone_map.find("postpetiole"); it != waist_skeleton.bone_map.end())
|
|
old_postpetiole_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + waist_vbo_offset, waist_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_postpetiole_bone_indices, postpetiole_bone_index, waist_to_body);
|
|
}
|
|
|
|
// Calculate transform from gaster space to body space
|
|
math::transform<float> gaster_to_body;
|
|
if (auto it = waist_skeleton.bone_map.find("gaster"); it != waist_skeleton.bone_map.end())
|
|
gaster_to_body = waist_to_body * waist_skeleton.concatenate(it->second);
|
|
|
|
// Reskin gaster bones
|
|
std::unordered_set<std::uint16_t> old_gaster_bone_indices;
|
|
if (auto it = gaster_skeleton.bone_map.find("gaster"); it != gaster_skeleton.bone_map.end())
|
|
old_gaster_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + gaster_vbo_offset, gaster_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_gaster_bone_indices, gaster_bone_index, gaster_to_body);
|
|
|
|
if (sting)
|
|
{
|
|
// Calculate transform from sting space to body space
|
|
math::transform<float> sting_to_body;
|
|
if (auto it = gaster_skeleton.bone_map.find("sting"); it != gaster_skeleton.bone_map.end())
|
|
sting_to_body = gaster_to_body * gaster_skeleton.concatenate(it->second);
|
|
|
|
// Reskin sting bones
|
|
std::unordered_set<std::uint16_t> old_sting_bone_indices;
|
|
if (auto it = sting_skeleton->bone_map.find("sting"); it != sting_skeleton->bone_map.end())
|
|
old_sting_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + sting_vbo_offset, sting_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_sting_bone_indices, sting_bone_index, sting_to_body);
|
|
}
|
|
|
|
if (eyes)
|
|
{
|
|
// Calculate transforms from eyes space to body space
|
|
math::transform<float> eye_l_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("eye_l"); it != head_skeleton.bone_map.end())
|
|
eye_l_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
math::transform<float> eye_r_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("eye_r"); it != head_skeleton.bone_map.end())
|
|
eye_r_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
|
|
// Reskin eye bones
|
|
std::unordered_set<std::uint16_t> old_eye_l_bone_indices;
|
|
if (auto it = eyes_skeleton->bone_map.find("eye_l"); it != eyes_skeleton->bone_map.end())
|
|
old_eye_l_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + eyes_vbo_offset, eyes_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_eye_l_bone_indices, head_bone_index, eye_l_to_body);
|
|
std::unordered_set<std::uint16_t> old_eye_r_bone_indices;
|
|
if (auto it = eyes_skeleton->bone_map.find("eye_r"); it != eyes_skeleton->bone_map.end())
|
|
old_eye_r_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + eyes_vbo_offset, eyes_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_eye_r_bone_indices, head_bone_index, eye_r_to_body);
|
|
}
|
|
|
|
if (lateral_ocelli)
|
|
{
|
|
// Calculate transforms from lateral ocelli space to body space
|
|
math::transform<float> ocellus_l_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("ocellus_l"); it != head_skeleton.bone_map.end())
|
|
ocellus_l_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
math::transform<float> ocellus_r_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("ocellus_r"); it != head_skeleton.bone_map.end())
|
|
ocellus_r_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
|
|
// Reskin lateral ocelli bones
|
|
std::unordered_set<std::uint16_t> old_ocellus_l_bone_indices;
|
|
if (auto it = lateral_ocelli_skeleton->bone_map.find("ocellus_l"); it != lateral_ocelli_skeleton->bone_map.end())
|
|
old_ocellus_l_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + lateral_ocelli_vbo_offset, lateral_ocelli_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_ocellus_l_bone_indices, head_bone_index, ocellus_l_to_body);
|
|
std::unordered_set<std::uint16_t> old_ocellus_r_bone_indices;
|
|
if (auto it = lateral_ocelli_skeleton->bone_map.find("ocellus_r"); it != lateral_ocelli_skeleton->bone_map.end())
|
|
old_ocellus_r_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + lateral_ocelli_vbo_offset, lateral_ocelli_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_ocellus_r_bone_indices, head_bone_index, ocellus_r_to_body);
|
|
}
|
|
|
|
if (median_ocellus)
|
|
{
|
|
// Calculate transforms from lateral ocelli space to body space
|
|
math::transform<float> ocellus_m_to_body;
|
|
if (auto it = head_skeleton.bone_map.find("ocellus_m"); it != head_skeleton.bone_map.end())
|
|
ocellus_m_to_body = head_to_body * head_skeleton.concatenate(it->second);
|
|
|
|
// Reskin lateral ocelli bones
|
|
std::unordered_set<std::uint16_t> old_ocellus_m_bone_indices;
|
|
if (auto it = median_ocellus_skeleton->bone_map.find("ocellus_m"); it != median_ocellus_skeleton->bone_map.end())
|
|
old_ocellus_m_bone_indices.emplace(it->second);
|
|
reskin_vertices(vertex_buffer_data + median_ocellus_vbo_offset, median_ocellus_index_count, *position_attribute, *normal_attribute, *tangent_attribute, *bone_index_attribute, old_ocellus_m_bone_indices, head_bone_index, ocellus_m_to_body);
|
|
}
|
|
|
|
// Upload vertex buffer data to model VBO
|
|
model->get_vertex_buffer()->repurpose(gl::buffer_usage::static_draw, vertex_buffer_size, vertex_buffer_data);
|
|
|
|
// Construct exoskeleton model group
|
|
render::model_group* exoskeleton_group = model->add_group("exoskeleton");
|
|
exoskeleton_group->set_material(exoskeleton_material);
|
|
exoskeleton_group->set_drawing_mode(gl::drawing_mode::triangles);
|
|
exoskeleton_group->set_start_index(0);
|
|
exoskeleton_group->set_index_count(exoskeleton_index_count);
|
|
|
|
std::size_t index_offset = exoskeleton_index_count;
|
|
if (eyes)
|
|
{
|
|
// Construct eyes model group
|
|
render::model_group* eyes_group = model->add_group("eyes");
|
|
eyes_group->set_material((*eyes->get_groups())[0]->get_material());
|
|
eyes_group->set_drawing_mode(gl::drawing_mode::triangles);
|
|
eyes_group->set_start_index(index_offset);
|
|
eyes_group->set_index_count(eyes_index_count);
|
|
index_offset += eyes_index_count;
|
|
}
|
|
|
|
if (lateral_ocelli || median_ocellus)
|
|
{
|
|
// Construct ocelli model group
|
|
render::model_group* ocelli_group = model->add_group("ocelli");
|
|
ocelli_group->set_drawing_mode(gl::drawing_mode::triangles);
|
|
ocelli_group->set_start_index(index_offset);
|
|
|
|
std::size_t index_count = 0;
|
|
if (lateral_ocelli)
|
|
{
|
|
index_count += lateral_ocelli_index_count;
|
|
index_offset += lateral_ocelli_index_count;
|
|
ocelli_group->set_material((*lateral_ocelli->get_groups())[0]->get_material());
|
|
}
|
|
if (median_ocellus)
|
|
{
|
|
index_count += median_ocellus_index_count;
|
|
index_offset += median_ocellus_index_count;
|
|
if (!lateral_ocelli)
|
|
ocelli_group->set_material((*median_ocellus->get_groups())[0]->get_material());
|
|
}
|
|
|
|
ocelli_group->set_index_count(index_count);
|
|
}
|
|
|
|
if (forewings)
|
|
{
|
|
// Construct forewings model group
|
|
render::model_group* forewings_group = model->add_group("forewings");
|
|
forewings_group->set_material((*forewings->get_groups())[0]->get_material());
|
|
forewings_group->set_drawing_mode(gl::drawing_mode::triangles);
|
|
forewings_group->set_start_index(index_offset);
|
|
forewings_group->set_index_count(forewings_index_count);
|
|
index_offset += forewings_index_count;
|
|
}
|
|
|
|
if (hindwings)
|
|
{
|
|
// Construct hindwings model group
|
|
render::model_group* hindwings_group = model->add_group("hindwings");
|
|
hindwings_group->set_material((*hindwings->get_groups())[0]->get_material());
|
|
hindwings_group->set_drawing_mode(gl::drawing_mode::triangles);
|
|
hindwings_group->set_start_index(index_offset);
|
|
hindwings_group->set_index_count(hindwings_index_count);
|
|
index_offset += hindwings_index_count;
|
|
}
|
|
|
|
// Calculate model bounding box
|
|
geom::aabb<float> bounds = calculate_bounds(vertex_buffer_data, index_offset, *position_attribute);
|
|
model->set_bounds(bounds);
|
|
|
|
// Free vertex buffer data
|
|
delete[] vertex_buffer_data;
|
|
|
|
return model;
|
|
}
|
|
|
|
void reskin_vertices
|
|
(
|
|
std::uint8_t* vertex_data,
|
|
std::size_t index_count,
|
|
const gl::vertex_attribute& position_attribute,
|
|
const gl::vertex_attribute& normal_attribute,
|
|
const gl::vertex_attribute& tangent_attribute,
|
|
const gl::vertex_attribute& bone_index_attribute,
|
|
const std::unordered_set<std::uint16_t>& old_bone_indices,
|
|
std::uint16_t new_bone_index,
|
|
const math::transform<float>& transform
|
|
)
|
|
{
|
|
std::uint8_t* position_data = vertex_data + position_attribute.offset;
|
|
std::uint8_t* normal_data = vertex_data + normal_attribute.offset;
|
|
std::uint8_t* tangent_data = vertex_data + tangent_attribute.offset;
|
|
std::uint8_t* bone_index_data = vertex_data + bone_index_attribute.offset;
|
|
|
|
for (std::size_t i = 0; i < index_count; ++i)
|
|
{
|
|
// Get bone index of current vertex
|
|
float* bone_index = reinterpret_cast<float*>(bone_index_data + bone_index_attribute.stride * i);
|
|
|
|
// Skip irrelevant bones
|
|
if (!old_bone_indices.count(static_cast<std::uint16_t>(*bone_index + 0.5f)))
|
|
continue;
|
|
|
|
// Get vertex position
|
|
float* x = reinterpret_cast<float*>(position_data + position_attribute.stride * i);
|
|
float* y = x + 1;
|
|
float* z = y + 1;
|
|
|
|
// Get vertex normal
|
|
float* nx = reinterpret_cast<float*>(normal_data + normal_attribute.stride * i);
|
|
float* ny = nx + 1;
|
|
float* nz = ny + 1;
|
|
|
|
// Get vertex tangent
|
|
float* tx = reinterpret_cast<float*>(tangent_data + tangent_attribute.stride * i);
|
|
float* ty = tx + 1;
|
|
float* tz = ty + 1;
|
|
//float* bts = tz + 1;
|
|
|
|
// Transform vertex attributes
|
|
float3 position = transform * float3{*x, *y, *z};
|
|
float3 normal = math::normalize(transform.rotation * float3{*nx, *ny, *nz});
|
|
float3 tangent = transform.rotation * float3{*tx, *ty, *tz};
|
|
|
|
// Update vertex data
|
|
*x = position.x;
|
|
*y = position.y;
|
|
*z = position.z;
|
|
*nx = normal.x;
|
|
*ny = normal.y;
|
|
*nz = normal.z;
|
|
*tx = tangent.x;
|
|
*ty = tangent.y;
|
|
*tz = tangent.z;
|
|
//*bts = ...
|
|
*bone_index = static_cast<float>(new_bone_index);
|
|
}
|
|
}
|
|
|
|
geom::aabb<float> calculate_bounds(std::uint8_t* vertex_data, std::size_t index_count, const gl::vertex_attribute& position_attribute)
|
|
{
|
|
std::uint8_t* position_data = vertex_data + position_attribute.offset;
|
|
|
|
geom::aabb<float> bounds;
|
|
bounds.min_point.x = std::numeric_limits<float>::infinity();
|
|
bounds.min_point.y = std::numeric_limits<float>::infinity();
|
|
bounds.min_point.z = std::numeric_limits<float>::infinity();
|
|
bounds.max_point.x = -std::numeric_limits<float>::infinity();
|
|
bounds.max_point.y = -std::numeric_limits<float>::infinity();
|
|
bounds.max_point.z = -std::numeric_limits<float>::infinity();
|
|
|
|
for (std::size_t i = 0; i < index_count; ++i)
|
|
{
|
|
// Get vertex position
|
|
float* x = reinterpret_cast<float*>(position_data + position_attribute.stride * i);
|
|
float* y = x + 1;
|
|
float* z = y + 1;
|
|
|
|
bounds.min_point.x = std::min<float>(*x, bounds.min_point.x);
|
|
bounds.min_point.y = std::min<float>(*y, bounds.min_point.y);
|
|
bounds.min_point.z = std::min<float>(*z, bounds.min_point.z);
|
|
bounds.max_point.x = std::max<float>(*x, bounds.max_point.x);
|
|
bounds.max_point.y = std::max<float>(*y, bounds.max_point.y);
|
|
bounds.max_point.z = std::max<float>(*z, bounds.max_point.z);
|
|
}
|
|
|
|
return bounds;
|
|
}
|
|
|
|
} // namespace ant
|
|
} // namespace game
|