27 lines
846 B
C++
27 lines
846 B
C++
#include "StarCacheSelector.hpp"
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namespace Star {
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char const* const CacheSelector::Name = "cache";
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CacheSelector::CacheSelector(
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Json const& config, TerrainSelectorParameters const& parameters, TerrainDatabase const* database)
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: TerrainSelector(Name, config, parameters) {
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auto sourceConfig = config.get("source");
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String sourceType = sourceConfig.getString("type");
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uint64_t seedBias = sourceConfig.getUInt("seedBias", 0);
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TerrainSelectorParameters sourceParameters = parameters;
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sourceParameters.seed += seedBias;
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m_source = database->createSelectorType(type, sourceConfig, sourceParameters);
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m_cache.setMaxSize(config.getUInt("lruCacheSize", 20000));
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}
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float CacheSelector::get(int x, int y) const {
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return m_cache.get(Vec2I(x, y), [this](Vec2I const& key) {
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return m_source->get(key[0], key[1]);
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});
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}
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}
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