torus_geometry.h

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#pragma once
 
#include <liboscar/graphics/mesh.h>
#include <liboscar/maths/angle.h>
#include <liboscar/utilities/c_string_view.h>
 
#include <cstddef>
 
namespace osc
{
    struct TorusGeometryParams final {
        friend bool operator==(const TorusGeometryParams&, const TorusGeometryParams&) = default;
 
        float tube_center_radius = 1.0f;
        float tube_radius = 0.4f;
        size_t num_radial_segments = 12;
        size_t num_tubular_segments = 48;
        Radians arc = Degrees{360};
    };
 
    class TorusGeometry final {
    public:
        using Params = TorusGeometryParams;
 
        static constexpr CStringView name() { return "Torus"; }
 
        explicit TorusGeometry(const Params& = {});
 
        const Mesh& mesh() const { return mesh_; }
        operator const Mesh& () const { return mesh_; }
    private:
        Mesh mesh_;
    };
}