AbstractViewer.hpp

// Copyright (C) 2017 Jérôme Leclercq
// This file is part of the "Nazara Engine - Graphics module"
// For conditions of distribution and use, see copyright notice in Config.hpp

#pragma once

#ifndef NAZARA_ABSTRACTVIEWER_HPP
#define NAZARA_ABSTRACTVIEWER_HPP

#include <Nazara/Prerequesites.hpp>
#include <Nazara/Graphics/Config.hpp>
#include <Nazara/Graphics/Enums.hpp>
#include <Nazara/Math/Frustum.hpp>
#include <Nazara/Math/Matrix4.hpp>
#include <Nazara/Math/Rect.hpp>

namespace Nz
{
    class RenderTarget;

    class NAZARA_GRAPHICS_API AbstractViewer
    {
        public:
            AbstractViewer() = default;
            AbstractViewer(const AbstractViewer&) = default;
            AbstractViewer(AbstractViewer&&) noexcept = default;
            virtual ~AbstractViewer();

            virtual void ApplyView() const = 0;

            virtual float GetAspectRatio() const = 0;
            virtual Vector3f GetEyePosition() const = 0;
            virtual Vector3f GetForward() const = 0;
            virtual const Frustumf& GetFrustum() const = 0;
            virtual const Matrix4f& GetProjectionMatrix() const = 0;
            virtual Nz::ProjectionType GetProjectionType() const = 0;
            virtual const RenderTarget* GetTarget() const = 0;
            virtual const Matrix4f& GetViewMatrix() const = 0;
            virtual const Recti& GetViewport() const = 0;
            virtual float GetZFar() const = 0;
            virtual float GetZNear() const = 0;

            AbstractViewer& operator=(const AbstractViewer&) = default;
            AbstractViewer& operator=(AbstractViewer&&) noexcept = default;
    };
}

#endif // NAZARA_ABSTRACTVIEWER_HPP