IBLRotationInteractorLogic.h

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// ----------------------------------------------------------------------------
// -                        Open3D: www.open3d.org                            -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2023 www.open3d.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include "open3d/visualization/rendering/MatrixInteractorLogic.h"
#include "open3d/visualization/rendering/RendererHandle.h"
 
namespace open3d {
namespace visualization {
namespace rendering {
 
class Scene;
 
class IBLRotationInteractorLogic : public MatrixInteractorLogic {
    using Super = MatrixInteractorLogic;
 
public:
    IBLRotationInteractorLogic(Scene* scene, Camera* camera);
 
    void Rotate(int dx, int dy) override;
    void RotateZ(int dx, int dy) override;
 
    void StartMouseDrag();
    void UpdateMouseDragUI();
    void EndMouseDrag();
 
    Camera::Transform GetCurrentRotation() const;
 
private:
    Scene* scene_;
    Camera* camera_;
    bool skybox_currently_visible_ = false;
    Camera::Transform ibl_rotation_at_mouse_down_;
 
    void ClearUI();
};
 
}  // namespace rendering
}  // namespace visualization
}  // namespace open3d