41 virtual void xform(
const LMatrix4 &mat);
42 virtual void write(std::ostream &out,
int indent_level)
const;
45 const LPoint3 &from_object_point,
46 const LMatrix4 &to_object_space);
50 INLINE
void set_exponent(PN_stdfloat exponent);
51 MAKE_PROPERTY(exponent, get_exponent, set_exponent);
53 INLINE const LColor &get_specular_color() const final;
54 INLINE
void set_specular_color(const LColor &color);
55 INLINE
void clear_specular_color();
56 MAKE_PROPERTY(specular_color, get_specular_color, set_specular_color);
58 INLINE const LVecBase3 &get_attenuation() const final;
59 INLINE
void set_attenuation(const LVecBase3 &attenuation);
60 MAKE_PROPERTY(attenuation, get_attenuation, set_attenuation);
62 INLINE PN_stdfloat get_max_distance() const;
63 INLINE
void set_max_distance(PN_stdfloat max_distance);
64 MAKE_PROPERTY(max_distance, get_max_distance, set_max_distance);
66 virtual
int get_class_priority() const;
68 static PT(
Texture) make_spot(
int pixel_width, PN_stdfloat full_radius,
69 LColor &fg, LColor &bg);
76 virtual
void fill_viz_geom(
GeomNode *viz_geom);
83 class EXPCL_PANDA_PGRAPHNODES CData : public
CycleData {
86 INLINE CData(
const CData ©);
91 return Spotlight::get_class_type();
94 PN_stdfloat _exponent;
95 LColor _specular_color;
96 LVecBase3 _attenuation;
97 PN_stdfloat _max_distance;
116 static void init_type() {
117 LightLensNode::init_type();
119 LightLensNode::get_class_type());
122 return get_class_type();
124 virtual TypeHandle force_init_type() {init_type();
return get_class_type();}
130 INLINE std::ostream &operator << (std::ostream &out,
const Spotlight &light) {
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
virtual PandaNode * make_copy() const
Returns a newly-allocated Node that is a shallow copy of this one.
static void register_with_read_factory()
Tells the BamReader how to create objects of type Camera.
This template class calls PipelineCycler::read_unlocked(), and then provides a transparent read-only ...
This template class calls PipelineCycler::write() in the constructor and PipelineCycler::release_writ...
A single page of data maintained by a PipelineCycler.
A class to retrieve the individual data elements previously stored in a Datagram.
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
An instance of this class is passed to the Factory when requesting it to do its business and construc...
A node that holds Geom objects, renderable pieces of geometry.
This is a base class for the GraphicsStateGuardian class, which is itself a base class for the variou...
virtual void xform(const LMatrix4 &mat)
Transforms the contents of this PandaNode by the indicated matrix, if it means anything to do so.
A derivative of Light and of Camera.
virtual void write_datagram(BamWriter *manager, Datagram &dg)
Writes the contents of this object to the datagram for shipping out to a Bam file.
virtual bool get_vector_to_light(LVector3 &result, const LPoint3 &from_object_point, const LMatrix4 &to_object_space)
Computes the vector from a particular vertex to this light.
virtual PN_stdfloat get_exponent() const
For spotlights, returns the exponent that controls the amount of light falloff from the center of the...
NodePath is the fundamental system for disambiguating instances, and also provides a higher-level int...
A basic node of the scene graph or data graph.
This represents a unique collection of RenderAttrib objects that correspond to a particular renderabl...
A light originating from a single point in space, and shining in a particular direction,...
Represents a texture object, which is typically a single 2-d image but may also represent a 1-d or 3-...
TypeHandle is the identifier used to differentiate C++ class types.
Base class for objects that can be written to and read from Bam files.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.