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Optimize lighting calculation (#12797)

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Jude Melton-Houghton 2022-10-09 10:50:26 -04:00 • committed by GitHub
parent 440d966b93
commit 9676364c1f
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18 changed files with 188 additions and 220 deletions
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25
src/nodedef.h
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@ -505,10 +505,13 @@ struct ContentFeatures
liquid_alternative_source_id == f.liquid_alternative_source_id;
}
bool lightingEquivalent(const ContentFeatures &other) const {
return light_propagates == other.light_propagates
&& sunlight_propagates == other.sunlight_propagates
&& light_source == other.light_source;
ContentLightingFlags getLightingFlags() const {
ContentLightingFlags flags;
flags.has_light = param_type == CPT_LIGHT;
flags.light_propagates = light_propagates;
flags.sunlight_propagates = sunlight_propagates;
flags.light_source = light_source;
return flags;
}
int getGroup(const std::string &group) const
@ -580,6 +583,15 @@ public:
return get(n.getContent());
}
inline ContentLightingFlags getLightingFlags(content_t c) const {
// No bound check is necessary, since the array's length is CONTENT_MAX + 1.
return m_content_lighting_flag_cache[c];
}
inline ContentLightingFlags getLightingFlags(const MapNode &n) const {
return getLightingFlags(n.getContent());
}
/*!
* Returns the node properties for a node name.
* @param name name of a node
@ -826,6 +838,11 @@ private:
* Even constant NodeDefManager instances can register listeners.
*/
mutable std::vector<NodeResolver *> m_pending_resolve_callbacks;
/*!
* Fast cache of content lighting flags.
*/
ContentLightingFlags m_content_lighting_flag_cache[CONTENT_MAX + 1L];
};
NodeDefManager *createNodeDefManager();