open_toontown_panda3d/panda/src/pgraph/cullBinManager.I

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// Filename: cullBinManager.I
// Created by: drose (28Feb02)
//
////////////////////////////////////////////////////////////////////
//
// 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: CullBinManager::SortBins::Constructor
// Access: Public
// Description: This is a function object whose sole purpose is to
// put the _sorted_bins vector in the proper order for
// rendering the bins.
////////////////////////////////////////////////////////////////////
INLINE CullBinManager::SortBins::
SortBins(CullBinManager *manager) :
_manager(manager)
{
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::SortBins::operator ()
// Access: Public
// Description: The function call method of the function object.
// Returns true if the two bin indices are already in
// sorted order with a < b, or false otherwise.
////////////////////////////////////////////////////////////////////
INLINE bool CullBinManager::SortBins::
operator () (int a, int b) const {
return _manager->_bin_definitions[a]._sort < _manager->_bin_definitions[b]._sort;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_num_bins
// Access: Published
// Description: Returns the number of bins in the world.
////////////////////////////////////////////////////////////////////
INLINE int CullBinManager::
get_num_bins() const {
// We quietly sort the bins in order if they are not already sorted.
// This is a non-const operation, but we pretend it's const because
// it's intended to be a transparent update.
if (!_bins_are_sorted) {
((CullBinManager *)this)->do_sort_bins();
}
return _sorted_bins.size();
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin
// Access: Published
// Description: Returns the bin_index of the nth bin in the set,
// where n is a number between 0 and get_num_bins().
// This returns the list of bin_index numbers, in sorted
// order (that is, in the order in which the bins should
// be rendered).
////////////////////////////////////////////////////////////////////
INLINE int CullBinManager::
get_bin(int n) const {
nassertr(n >= 0 && n < (int)_sorted_bins.size(), -1);
return _sorted_bins[n];
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin_name
// Access: Published
// Description: Returns the name of the bin with the indicated
// bin_index (where bin_index was retrieved by get_bin()
// or find_bin()). The bin's name may not be changed
// during the life of the bin.
////////////////////////////////////////////////////////////////////
INLINE string CullBinManager::
get_bin_name(int bin_index) const {
nassertr(bin_index >= 0 && bin_index < (int)_bin_definitions.size(), string());
nassertr(_bin_definitions[bin_index]._in_use, string());
return _bin_definitions[bin_index]._name;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin_type
// Access: Published
// Description: Returns the type of the bin with the indicated
// bin_index (where bin_index was retrieved by get_bin()
// or find_bin()).
////////////////////////////////////////////////////////////////////
INLINE CullBinManager::BinType CullBinManager::
get_bin_type(int bin_index) const {
nassertr(bin_index >= 0 && bin_index < (int)_bin_definitions.size(), BT_invalid);
nassertr(_bin_definitions[bin_index]._in_use, BT_invalid);
return _bin_definitions[bin_index]._type;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin_type
// Access: Published
// Description: Returns the type of the bin with the indicated
// name.
////////////////////////////////////////////////////////////////////
INLINE CullBinManager::BinType CullBinManager::
get_bin_type(const string &name) const {
int bin_index = find_bin(name);
nassertr(bin_index != -1, BT_invalid);
return get_bin_type(bin_index);
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::set_bin_type
// Access: Published
// Description: Changes the type of the bin with the indicated
// bin_index (where bin_index was retrieved by get_bin()
// or find_bin()).
//
// The change might be effective immediately, or it
// might take place next frame, depending on the bin
// type.
////////////////////////////////////////////////////////////////////
INLINE void CullBinManager::
set_bin_type(int bin_index, CullBinManager::BinType type) {
nassertv(bin_index >= 0 && bin_index < (int)_bin_definitions.size());
nassertv(_bin_definitions[bin_index]._in_use);
_bin_definitions[bin_index]._type = type;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::set_bin_type
// Access: Published
// Description: Changes the type of the bin with the indicated
// name.
//
// The change might be effective immediately, or it
// might take place next frame, depending on the bin
// type.
////////////////////////////////////////////////////////////////////
INLINE void CullBinManager::
set_bin_type(const string &name, CullBinManager::BinType type) {
int bin_index = find_bin(name);
nassertv(bin_index != -1);
set_bin_type(bin_index, type);
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin_sort
// Access: Published
// Description: Returns the sort order of the bin with the indicated
// bin_index (where bin_index was retrieved by get_bin()
// or find_bin()).
//
// The bins are rendered in increasing order by their
// sort order; this number may be changed from time to
// time to reorder the bins.
////////////////////////////////////////////////////////////////////
INLINE int CullBinManager::
get_bin_sort(int bin_index) const {
nassertr(bin_index >= 0 && bin_index < (int)_bin_definitions.size(), 0);
nassertr(_bin_definitions[bin_index]._in_use, 0);
return _bin_definitions[bin_index]._sort;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin_sort
// Access: Published
// Description: Returns the sort order of the bin with the indicated
// name.
//
// The bins are rendered in increasing order by their
// sort order; this number may be changed from time to
// time to reorder the bins.
////////////////////////////////////////////////////////////////////
INLINE int CullBinManager::
get_bin_sort(const string &name) const {
int bin_index = find_bin(name);
nassertr(bin_index != -1, 0);
return get_bin_sort(bin_index);
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::set_bin_sort
// Access: Published
// Description: Changes the sort order of the bin with the indicated
// bin_index (where bin_index was retrieved by get_bin()
// or find_bin()).
//
// The bins are rendered in increasing order by their
// sort order; this number may be changed from time to
// time to reorder the bins.
////////////////////////////////////////////////////////////////////
INLINE void CullBinManager::
set_bin_sort(int bin_index, int sort) {
nassertv(bin_index >= 0 && bin_index < (int)_bin_definitions.size());
nassertv(_bin_definitions[bin_index]._in_use);
_bin_definitions[bin_index]._sort = sort;
_bins_are_sorted = false;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::set_bin_sort
// Access: Published
// Description: Changes the sort order of the bin with the indicated
// name.
//
// The bins are rendered in increasing order by their
// sort order; this number may be changed from time to
// time to reorder the bins.
////////////////////////////////////////////////////////////////////
INLINE void CullBinManager::
set_bin_sort(const string &name, int sort) {
int bin_index = find_bin(name);
nassertv(bin_index != -1);
set_bin_sort(bin_index, sort);
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin_active
// Access: Published
// Description: Returns the active flag of the bin with the indicated
// bin_index (where bin_index was retrieved by get_bin()
// or find_bin()).
//
// When a bin is marked inactive, all geometry assigned
// to it is not rendered.
////////////////////////////////////////////////////////////////////
INLINE bool CullBinManager::
get_bin_active(int bin_index) const {
nassertr(bin_index >= 0 && bin_index < (int)_bin_definitions.size(), false);
nassertr(_bin_definitions[bin_index]._in_use, false);
return _bin_definitions[bin_index]._active;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::get_bin_active
// Access: Published
// Description: Returns the active flag of the bin with the indicated
// name.
//
// When a bin is marked inactive, all geometry assigned
// to it is not rendered.
////////////////////////////////////////////////////////////////////
INLINE bool CullBinManager::
get_bin_active(const string &name) const {
int bin_index = find_bin(name);
nassertr(bin_index != -1, false);
return get_bin_active(bin_index);
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::set_bin_active
// Access: Published
// Description: Changes the active flag of the bin with the indicated
// bin_index (where bin_index was retrieved by get_bin()
// or find_bin()).
//
// When a bin is marked inactive, all geometry assigned
// to it is not rendered.
////////////////////////////////////////////////////////////////////
INLINE void CullBinManager::
set_bin_active(int bin_index, bool active) {
nassertv(bin_index >= 0 && bin_index < (int)_bin_definitions.size());
nassertv(_bin_definitions[bin_index]._in_use);
_bin_definitions[bin_index]._active = active;
}
////////////////////////////////////////////////////////////////////
// Function: CullBinManager::set_bin_active
// Access: Published
// Description: Changes the active flag of the bin with the indicated
// name.
//
// When a bin is marked inactive, all geometry assigned
// to it is not rendered.
////////////////////////////////////////////////////////////////////
INLINE void CullBinManager::
set_bin_active(const string &name, bool active) {
int bin_index = find_bin(name);
nassertv(bin_index != -1);
set_bin_active(bin_index, active);
}