67 lines
1.9 KiB
Text
67 lines
1.9 KiB
Text
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file geomCacheManager.I
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* @author drose
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* @date 2005-03-11
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*/
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/**
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* Specifies the maximum number of entries in the cache for storing pre-
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* processed data for rendering vertices. This limit is flexible, and may be
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* temporarily exceeded if many different Geoms are pre-processed during the
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* space of a single frame.
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*
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* This is not a limit on the actual vertex data, which is what it is; it is
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* also not a limit on the amount of memory used by the video driver or the
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* system 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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* Returns the maximum number of entries in the cache for storing pre-
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* processed data for rendering 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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* 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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* Trims the cache size down to get_max_size() by evicting old cache entries
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* as needed. It is assumed that you already hold the lock before calling
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* this 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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* 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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