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@ -133,6 +133,26 @@ void SlExecWithSlVersion(SaveLoadVersion use_version, F proc)
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proc();
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}
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template <SlXvFeatureIndex feature, uint16_t min_version, uint16_t max_version>
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struct SaveUpstreamFeatureConditionalLoadUpstreamChunkInfo
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{
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static SaveLoadVersion GetLoadVersion()
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{
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extern SaveLoadVersion _sl_xv_upstream_version;
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return _sl_xv_upstream_version;
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}
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static bool SaveUpstream()
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{
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return true;
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}
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static bool LoadUpstream()
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{
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return SlXvIsFeaturePresent(feature, min_version, max_version);
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}
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};
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namespace upstream_sl {
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template <uint32_t id, typename F>
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ChunkHandler MakeUpstreamChunkHandler()
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@ -220,10 +240,17 @@ namespace upstream_sl {
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};
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return ch;
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}
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template <uint32_t id, SlXvFeatureIndex feature, uint16_t min_version = 1, uint16_t max_version = 0xFFFF>
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ChunkHandler MakeSaveUpstreamFeatureConditionalLoadUpstreamChunkHandler(ChunkSaveLoadProc *load_proc, ChunkSaveLoadProc *ptrs_proc, ChunkSaveLoadProc *load_check_proc)
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{
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return MakeConditionallyUpstreamChunkHandler<id, SaveUpstreamFeatureConditionalLoadUpstreamChunkInfo<feature, min_version, max_version>>(nullptr, load_proc, ptrs_proc, load_check_proc, CH_UNUSED);
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}
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}
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using upstream_sl::MakeUpstreamChunkHandler;
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using upstream_sl::MakeConditionallyUpstreamChunkHandler;
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using upstream_sl::MakeSaveUpstreamFeatureConditionalLoadUpstreamChunkHandler;
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struct NullStruct {
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byte null;
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