122 lines
4.3 KiB
Plaintext
122 lines
4.3 KiB
Plaintext
// Filename: pointLight.I
|
|
// Created by: mike (04Feb99)
|
|
//
|
|
////////////////////////////////////////////////////////////////////
|
|
//
|
|
// PANDA 3D SOFTWARE
|
|
// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
|
|
//
|
|
// All use of this software is subject to the terms of the Panda 3d
|
|
// Software license. You should have received a copy of this license
|
|
// along with this source code; you will also find a current copy of
|
|
// the license at http://www.panda3d.org/license.txt .
|
|
//
|
|
// To contact the maintainers of this program write to
|
|
// panda3d@yahoogroups.com .
|
|
//
|
|
////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::CData::Constructor
|
|
// Access: Public
|
|
// Description:
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE PointLight::CData::
|
|
CData() :
|
|
_specular_color(1.0f, 1.0f, 1.0f, 1.0f),
|
|
_attenuation(1.0f, 0.0f, 0.0f),
|
|
_point(0.0f, 0.0f, 0.0f)
|
|
{
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::CData::Copy Constructor
|
|
// Access: Public
|
|
// Description:
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE PointLight::CData::
|
|
CData(const PointLight::CData ©) :
|
|
_specular_color(copy._specular_color),
|
|
_attenuation(copy._attenuation),
|
|
_point(copy._point)
|
|
{
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::get_specular_color
|
|
// Access: Public
|
|
// Description: Returns the color of specular highlights generated by
|
|
// the light.
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE const Colorf &PointLight::
|
|
get_specular_color() const {
|
|
CDReader cdata(_cycler);
|
|
return cdata->_specular_color;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::set_specular_color
|
|
// Access: Public
|
|
// Description: Sets the color of specular highlights generated by
|
|
// the light.
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE void PointLight::
|
|
set_specular_color(const Colorf &color) {
|
|
CDWriter cdata(_cycler);
|
|
cdata->_specular_color = color;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::get_attenuation
|
|
// Access: Public
|
|
// Description: Returns the terms of the attenuation equation for the
|
|
// light. These are, in order, the constant, linear,
|
|
// and quadratic terms based on the distance from the
|
|
// point to the vertex.
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE const LVecBase3f &PointLight::
|
|
get_attenuation() const {
|
|
CDReader cdata(_cycler);
|
|
return cdata->_attenuation;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::set_attenuation
|
|
// Access: Public
|
|
// Description: Sets the terms of the attenuation equation for the
|
|
// light. These are, in order, the constant, linear,
|
|
// and quadratic terms based on the distance from the
|
|
// point to the vertex.
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE void PointLight::
|
|
set_attenuation(const LVecBase3f &attenuation) {
|
|
CDWriter cdata(_cycler);
|
|
cdata->_attenuation = attenuation;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::get_point
|
|
// Access: Public
|
|
// Description: Returns the point in space at which the light is
|
|
// located. This is local to the coordinate space in
|
|
// which the light is assigned.
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE const LPoint3f &PointLight::
|
|
get_point() const {
|
|
CDReader cdata(_cycler);
|
|
return cdata->_point;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// Function: PointLight::set_point
|
|
// Access: Public
|
|
// Description: Sets the point in space at which the light is located.
|
|
////////////////////////////////////////////////////////////////////
|
|
INLINE void PointLight::
|
|
set_point(const LPoint3f &point) {
|
|
CDWriter cdata(_cycler);
|
|
cdata->_point = point;
|
|
mark_viz_stale();
|
|
}
|