BoxMesh.hpp

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//
//  CeresEngine - A game development framework
//
//  Created by Rogiel Sulzbach.
//  Copyright (c) 2018-2022 Rogiel Sulzbach. All rights reserved.
//
 
#pragma once
 
#include "AxisSwapMesh.hpp"
#include "FlipMesh.hpp"
#include "MergeMesh.hpp"
#include "PlaneMesh.hpp"
#include "TranslateMesh.hpp"
#include "UvFlipMesh.hpp"
#include "UvSwapMesh.hpp"
 
namespace CeresEngine::MeshGenerator {
 
    namespace detail {
 
        class BoxFace {
        private:
            using Impl = TranslateMesh<PlaneMesh>;
            Impl mTranslateMesh;
 
        public:
            BoxFace(const Vector2& size, const Vector2i& segments, double delta);
 
            using Triangles = typename Impl::Triangles;
 
            [[nodiscard]] Triangles triangles() const noexcept { return mTranslateMesh.triangles(); }
 
            using Vertices = typename Impl::Vertices;
 
            [[nodiscard]] Vertices vertices() const noexcept { return mTranslateMesh.vertices(); }
        };
 
        class BoxFaces {
        private:
            using Impl = MergeMesh<BoxFace, UvFlipMesh<FlipMesh<BoxFace>>>;
            Impl mMergeMesh;
 
        public:
            BoxFaces(const Vector2& size, const Vector2i& segments, double delta);
 
            using Triangles = typename Impl::Triangles;
            [[nodiscard]] Triangles triangles() const noexcept { return mMergeMesh.triangles(); }
 
            using Vertices = typename Impl::Vertices;
            [[nodiscard]] Vertices vertices() const noexcept { return mMergeMesh.vertices(); }
        };
 
    } // namespace detail
 
    class BoxMesh {
    private:
        using Impl = MergeMesh<AxisSwapMesh<detail::BoxFaces>, UvFlipMesh<AxisSwapMesh<detail::BoxFaces>>, detail::BoxFaces>;
        Impl mMergeMesh;
 
    public:
        explicit BoxMesh(const Vector3& size = {1.0, 1.0, 1.0}, const Vector3i& segments = {8, 8, 8}) noexcept;
 
        using Triangles = typename Impl::Triangles;
        [[nodiscard]] Triangles triangles() const noexcept { return mMergeMesh.triangles(); }
 
        using Vertices = typename Impl::Vertices;
        [[nodiscard]] Vertices vertices() const noexcept { return mMergeMesh.vertices(); }
    };
 
} // namespace CeresEngine::MeshGenerator