screenWindowParameters.h

//
// Copyright 2016 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_IMAGING_CAMERA_UTIL_SCREEN_WINDOW_PARAMETERS_H
#define PXR_IMAGING_CAMERA_UTIL_SCREEN_WINDOW_PARAMETERS_H
 
#include "pxr/pxr.h"
#include "pxr/imaging/cameraUtil/api.h"
#include "pxr/base/gf/camera.h"
 
PXR_NAMESPACE_OPEN_SCOPE
 
 
class CameraUtilScreenWindowParameters
{
public:
    CAMERAUTIL_API
    CameraUtilScreenWindowParameters(const GfCamera &camera,
                                     GfCamera::FOVDirection fitDirection =
                                     GfCamera::FOVHorizontal);
    
    const GfVec4d & GetScreenWindow() const { return _screenWindow; }
    
    double GetFieldOfView() const { return _fieldOfView; }
    
    const GfMatrix4d & GetZFacingViewMatrix() const {
        return _zFacingViewMatrix;
    }
    
private:
    GfVec4d _screenWindow;
    double _fieldOfView;
    GfMatrix4d _zFacingViewMatrix;
};
 
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif // PXR_IMAGING_CAMERA_UTIL_SCREEN_WINDOW_PARAMETERS_H