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screenWindowParameters.h
1 //
2 // Copyright 2016 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
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24 #ifndef PXR_CAMERAUTIL_SCREEN_WINDOW_PARAMETERS_H
25 #define PXR_CAMERAUTIL_SCREEN_WINDOW_PARAMETERS_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/cameraUtil/api.h"
29 #include "pxr/base/gf/camera.h"
30 
31 PXR_NAMESPACE_OPEN_SCOPE
32 
33 
40 {
41 public:
44  CAMERAUTIL_API
46  GfCamera::FOVDirection fitDirection =
47  GfCamera::FOVHorizontal);
48 
52  const GfVec4d & GetScreenWindow() const { return _screenWindow; }
53 
59  double GetFieldOfView() const { return _fieldOfView; }
60 
65  const GfMatrix4d & GetZFacingViewMatrix() const {
66  return _zFacingViewMatrix;
67  }
68 
69 private:
70  GfVec4d _screenWindow;
71  double _fieldOfView;
72  GfMatrix4d _zFacingViewMatrix;
73 };
74 
75 
76 PXR_NAMESPACE_CLOSE_SCOPE
77 
78 #endif // PXR_CAMERAUTIL_SCREEN_WINDOW_PARAMETERS_H
Object-based representation of a camera.
Definition: camera.h:49
Basic type for a vector of 4 double components.
Definition: vec4d.h:63
double GetFieldOfView() const
The field of view.
Given a camera object, compute parameters suitable for setting up RenderMan.
const GfMatrix4d & GetZFacingViewMatrix() const
Returns the inverse of the transform for a camera that is y-Up and z-facing (vs the OpenGL camera tha...
FOVDirection
Direction used for Field of View or orthographic size.
Definition: camera.h:59
Stores a 4x4 matrix of double elements.
Definition: matrix4d.h:88
CAMERAUTIL_API CameraUtilScreenWindowParameters(const GfCamera &camera, GfCamera::FOVDirection fitDirection=GfCamera::FOVHorizontal)
Constructs screenwindow parameter.
const GfVec4d & GetScreenWindow() const
The vector (left, right, bottom, top) defining the rectangle in the image plane.