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iMSTK
Interactive Medical Simulation Toolkit
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Produces a perpsective transformation matrix. More...
#include <imstkCamera.h>
Public Member Functions | |
| Mat4d & | getView () |
| Get camera view matrix. More... | |
| const Mat4d & | getHMDView () const |
| Get the HMD view, supplied when using VR. | |
| Mat4d & | getProj () |
| Get camera projection matrix, this matrix will be identity until first render is done. More... | |
| const Mat4d & | getInvView () |
| Get the inverse view matrix. | |
| void | setView (const Mat4d &view) |
| Set the camera view matrix. | |
| double | getFieldOfView () const |
| Gets the field of view. More... | |
| void | setFieldOfView (const double fov) |
| Sets the field of view. More... | |
| void | setNearZ (const double nearZ) |
| Set clipping near note: You lose depth accuracy as the range between near and far increases could cause z fighting. | |
| double | getNearZ () const |
| void | setFarZ (const double farZ) |
| Set clipping near note: You lose depth accuracy as the range between near and far increases could cause z fighting. | |
| double | getFarZ () const |
| virtual void | update () |
| const Vec3d & | getPosition () const |
| Gets the camera position. More... | |
| void | setPosition (const Vec3d &pos) |
| Sets the camera position. | |
| void | setPosition (const double x, const double y, const double z) |
| const Vec3d & | getFocalPoint () const |
| Returns the focal point The focal point is the point that the camera points to. More... | |
| void | setFocalPoint (const Vec3d &focalPt) |
| Sets the point to look at, point the camera towards. | |
| void | setFocalPoint (const double x, const double y, const double z) |
| const Vec3d & | getViewUp () const |
| Get the up direction of the view. | |
| Vec3d | getForward () const |
| Get the forward/look direction of the view. | |
| Vec3d | getEyeRayDir (const Vec2d &ndcPos) const |
| Compute ray emanating from the camera position that travels through the point in normalized device coordinates (-1,1 on x and y view plane) | |
| void | setViewUp (const Vec3d &up) |
| Set the up vector. | |
| void | setViewUp (const double x, const double y, const double z) |
| void | print () |
| Utility function to quickly print cam stats. | |
Protected Attributes | |
| Mat4d | m_view = Mat4d::Identity() |
| Actual view matrix used. | |
| Mat4d | m_invView = Mat4d::Identity() |
| Inverse is often needed so we maintain it. | |
| Mat4d | m_proj |
| Only modifiable through projection parameters (fov,near,far) | |
| bool | m_viewModified = true |
| double | m_fieldOfView = 40.0 |
| field of view in degrees | |
| double | m_nearZ = 0.01 |
| near plane of the camera | |
| double | m_farZ = 1000.0 |
| far plane of the camera | |
| Vec3d | m_position = Vec3d(0.0, 0.0, 0.0) |
| camera position | |
| Vec3d | m_focalPoint = -Vec3d::UnitZ() |
| camera focal point | |
| Vec3d | m_viewUp = Vec3d::UnitY() |
| camera up vector | |
| Mat4d | m_hmdView = Mat4d::Identity() |
Friends | |
| class | VTKRenderer |
| Allows setting of the projection matrix without exposing a setter only renders may set it. | |
Produces a perpsective transformation matrix.
The base camera class defines a lookat camera
Definition at line 58 of file imstkCamera.h.
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Gets the field of view.
Definition at line 107 of file imstkCamera.h.
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Returns the focal point The focal point is the point that the camera points to.
Definition at line 177 of file imstkCamera.h.
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Get camera projection matrix, this matrix will be identity until first render is done.
Definition at line 86 of file imstkCamera.h.
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Get camera view matrix.
Definition at line 74 of file imstkCamera.h.
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Sets the field of view.
| vertical | field of view in degrees |
Definition at line 113 of file imstkCamera.h.
1.8.13