88 lines
3.5 KiB
Plaintext
88 lines
3.5 KiB
Plaintext
// Filename: geomCacheManager.I
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// Created by: drose (11Mar05)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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// Function: GeomCacheManager::set_max_size
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// Access: Published
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// Description: Specifies the maximum number of entries in the cache
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// for storing pre-processed data for rendering
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// vertices. This limit is flexible, and may be
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// temporarily exceeded if many different Geoms are
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// pre-processed during the space of a single frame.
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//
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// This is not a limit on the actual vertex data, which
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// is what it is; it is also not a limit on the amount
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// of memory used by the video driver or the system
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// graphics interface, which Panda has no control over.
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////////////////////////////////////////////////////////////////////
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INLINE void GeomCacheManager::
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set_max_size(int max_size) const {
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// We directly change the config variable.
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geom_cache_size = max_size;
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}
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////////////////////////////////////////////////////////////////////
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// Function: GeomCacheManager::get_max_size
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// Access: Published
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// Description: Returns the maximum number of entries in the cache
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// for storing pre-processed data for rendering
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// vertices. See set_max_size().
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////////////////////////////////////////////////////////////////////
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INLINE int GeomCacheManager::
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get_max_size() const {
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return geom_cache_size;
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}
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////////////////////////////////////////////////////////////////////
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// Function: GeomCacheManager::get_total_size
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// Access: Published
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// Description: Returns the number of entries currently in the cache.
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////////////////////////////////////////////////////////////////////
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INLINE int GeomCacheManager::
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get_total_size() const {
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return _total_size;
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}
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////////////////////////////////////////////////////////////////////
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// Function: GeomCacheManager::evict_old_entries
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// Access: Public
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// Description: Trims the cache size down to get_max_size() by
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// evicting old cache entries as needed. It is assumed
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// that you already hold the lock before calling this
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// method.
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////////////////////////////////////////////////////////////////////
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INLINE void GeomCacheManager::
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evict_old_entries() {
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evict_old_entries(get_max_size(), true);
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}
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////////////////////////////////////////////////////////////////////
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// Function: GeomCacheManager::flush_level
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// Access: Public, Static
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// Description: Flushes the PStatCollectors used during traversal.
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////////////////////////////////////////////////////////////////////
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INLINE void GeomCacheManager::
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flush_level() {
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_geom_cache_size_pcollector.flush_level();
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_geom_cache_active_pcollector.flush_level();
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_geom_cache_record_pcollector.flush_level();
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_geom_cache_erase_pcollector.flush_level();
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_geom_cache_evict_pcollector.flush_level();
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}
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