LensNode

from panda3d.core import LensNode
class LensNode

Bases: PandaNode

A node that contains a Lens. The most important example of this kind of node is a Camera, but other kinds of nodes also contain a lens (for instance, a Spotlight).

Inheritance diagram

Inheritance diagram of LensNode

__init__(*args, **kwargs)
activateLens()

C++ Interface: activate_lens(const LensNode self, int index)

/**

  • An alternate way to call set_lens_active(index, true).

*/

activate_lens()

C++ Interface: activate_lens(const LensNode self, int index)

/**

  • An alternate way to call set_lens_active(index, true).

*/

copyLens()

C++ Interface: copy_lens(const LensNode self, const Lens lens) copy_lens(const LensNode self, int index, const Lens lens)

/**

  • Sets up the LensNode using a copy of the indicated Lens. If the original

  • Lens is changed or destroyed, this LensNode is not affected.

*/

/**

  • Copies the indicated lens into the specified slot.

*/

copy_lens()

C++ Interface: copy_lens(const LensNode self, const Lens lens) copy_lens(const LensNode self, int index, const Lens lens)

/**

  • Sets up the LensNode using a copy of the indicated Lens. If the original

  • Lens is changed or destroyed, this LensNode is not affected.

*/

/**

  • Copies the indicated lens into the specified slot.

*/

deactivateLens()

C++ Interface: deactivate_lens(const LensNode self, int index)

/**

  • An alternate way to call set_lens_active(index, false).

*/

deactivate_lens()

C++ Interface: deactivate_lens(const LensNode self, int index)

/**

  • An alternate way to call set_lens_active(index, false).

*/

getClassType()

C++ Interface: get_class_type()

getLens()

C++ Interface: get_lens(LensNode self, int index)

/**

  • Returns a pointer to the particular Lens associated with this LensNode, or

  • NULL if there is not yet a Lens associated. If an index number is

  • specified, returns the nth lens.

*/

getLensActive()

C++ Interface: get_lens_active(LensNode self, int index)

/**

  • Returns the active flag for the nth lens.

*/

get_class_type()

C++ Interface: get_class_type()

get_lens()

C++ Interface: get_lens(LensNode self, int index)

/**

  • Returns a pointer to the particular Lens associated with this LensNode, or

  • NULL if there is not yet a Lens associated. If an index number is

  • specified, returns the nth lens.

*/

get_lens_active()

C++ Interface: get_lens_active(LensNode self, int index)

/**

  • Returns the active flag for the nth lens.

*/

hideFrustum()

C++ Interface: hide_frustum(const LensNode self)

/**

  • Disables the drawing of the lens’s frustum to aid in visualization.

*/

hide_frustum()

C++ Interface: hide_frustum(const LensNode self)

/**

  • Disables the drawing of the lens’s frustum to aid in visualization.

*/

isInView()

C++ Interface: is_in_view(const LensNode self, const LPoint3f pos) is_in_view(const LensNode self, int index, const LPoint3f pos)

/**

  • Returns true if the given point is within the bounds of the lens of the

  • LensNode (i.e. if the camera can see the point).

*/

/**

  • Returns true if the given point is within the bounds of the lens of the

  • LensNode (i.e. if the camera can see the point). The point is assumed to

  • be relative to the LensNode itself.

*/

is_in_view()

C++ Interface: is_in_view(const LensNode self, const LPoint3f pos) is_in_view(const LensNode self, int index, const LPoint3f pos)

/**

  • Returns true if the given point is within the bounds of the lens of the

  • LensNode (i.e. if the camera can see the point).

*/

/**

  • Returns true if the given point is within the bounds of the lens of the

  • LensNode (i.e. if the camera can see the point). The point is assumed to

  • be relative to the LensNode itself.

*/

setLens()

C++ Interface: set_lens(const LensNode self, Lens lens) set_lens(const LensNode self, int index, Lens lens)

/**

  • Sets up the LensNode using this particular Lens pointer. If the lens is

  • subsequently modified, the LensNode properties immediately reflect the

  • change.

*/

/**

  • Sets the indicated lens. Although a LensNode normally holds only one lens,

  • it may optionally include multiple lenses, each with a different index

  • number. The different lenses may be referenced by index number on the

  • DisplayRegion. Adding a new lens automatically makes it active.

*/

setLensActive()

C++ Interface: set_lens_active(const LensNode self, int index, bool active)

/**

  • Sets the active flag for the nth lens. When a lens is inactive, it is not

  • used for rendering, and any DisplayRegions associated with it are

  • implicitly inactive as well. Returns true if the flag is changed, false if

  • it already had this value.

*/

set_lens()

C++ Interface: set_lens(const LensNode self, Lens lens) set_lens(const LensNode self, int index, Lens lens)

/**

  • Sets up the LensNode using this particular Lens pointer. If the lens is

  • subsequently modified, the LensNode properties immediately reflect the

  • change.

*/

/**

  • Sets the indicated lens. Although a LensNode normally holds only one lens,

  • it may optionally include multiple lenses, each with a different index

  • number. The different lenses may be referenced by index number on the

  • DisplayRegion. Adding a new lens automatically makes it active.

*/

set_lens_active()

C++ Interface: set_lens_active(const LensNode self, int index, bool active)

/**

  • Sets the active flag for the nth lens. When a lens is inactive, it is not

  • used for rendering, and any DisplayRegions associated with it are

  • implicitly inactive as well. Returns true if the flag is changed, false if

  • it already had this value.

*/

showFrustum()

C++ Interface: show_frustum(const LensNode self)

/**

  • Enables the drawing of the lens’s frustum to aid in visualization. This

  • actually creates a GeomNode which is parented to the LensNode.

*/

show_frustum()

C++ Interface: show_frustum(const LensNode self)

/**

  • Enables the drawing of the lens’s frustum to aid in visualization. This

  • actually creates a GeomNode which is parented to the LensNode.

*/