mesh-functions.hpp

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/*
 * Copyright (C) 2023  Christopher J. Howard
 *
 * This file is part of Antkeeper source code.
 *
 * Antkeeper source code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Antkeeper source code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Antkeeper source code.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef ANTKEEPER_GEOM_MESH_FUNCTIONS_HPP
#define ANTKEEPER_GEOM_MESH_FUNCTIONS_HPP
 
#include <engine/geom/primitives/box.hpp>
#include <engine/geom/mesh.hpp>
#include <engine/utility/fundamental-types.hpp>
#include <array>
#include <vector>
 
namespace geom {
 
void create_triangle_mesh(mesh& mesh, const std::vector<float3>& vertices, const std::vector<std::array<std::uint_fast32_t, 3>>& triangles);
 
void calculate_face_normals(float3* normals, const mesh& mesh);
 
float3 calculate_face_normal(const mesh::face& face);
 
void calculate_vertex_tangents(float4* tangents, const float2* texcoords, const float3* normals, const mesh& mesh);
 
box<float> calculate_bounds(const mesh& mesh);
 
mesh::vertex* poke_face(mesh& mesh, std::size_t index);
 
} // namespace geom
 
#endif // ANTKEEPER_GEOM_MESH_FUNCTIONS_HPP