open_toontown_panda3d/panda/src/pgraphnodes/lightLensNode.I

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// Filename: lightLensNode.I
// Created by: drose (26Mar02)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
// Function: LightLensNode::is_shadow_caster
// Access: Published
// Description: Returns whether this light is configured to cast
// shadows or not.
////////////////////////////////////////////////////////////////////
INLINE bool LightLensNode::
is_shadow_caster() {
return _shadow_caster;
}
////////////////////////////////////////////////////////////////////
// Function: LightLensNode::set_shadow_caster
// Access: Published
// Description: Sets the flag indicating whether this light should
// cast shadows or not. This is the variant without
// buffer size, meaning that the current buffer size
// will be kept (512x512 is the default).
// Note that enabling shadows will require the shader
// generator to be enabled on the scene.
////////////////////////////////////////////////////////////////////
INLINE void LightLensNode::
set_shadow_caster(bool caster) {
if (_shadow_caster && !caster) {
clear_shadow_buffers();
}
_shadow_caster = caster;
set_active(caster);
}
////////////////////////////////////////////////////////////////////
// Function: LightLensNode::set_shadow_caster
// Access: Published
// Description: Sets the flag indicating whether this light should
// cast shadows or not. The xsize and ysize parameters
// specify the size of the shadow buffer that will be
// set up, the sort parameter specifies the sort.
// Note that enabling shadows will require the shader
// generator to be enabled on the scene.
////////////////////////////////////////////////////////////////////
INLINE void LightLensNode::
set_shadow_caster(bool caster, int buffer_xsize, int buffer_ysize, int buffer_sort) {
if ((_shadow_caster && !caster) || buffer_xsize != _sb_xsize || buffer_ysize != _sb_ysize) {
clear_shadow_buffers();
}
_shadow_caster = caster;
_sb_xsize = buffer_xsize;
_sb_ysize = buffer_ysize;
if (buffer_sort != _sb_sort) {
ShadowBuffers::iterator it;
for(it = _sbuffers.begin(); it != _sbuffers.end(); ++it) {
(*it).second->set_sort(buffer_sort);
}
_sb_sort = buffer_sort;
}
set_active(caster);
}