32 lines
1.3 KiB
C++
32 lines
1.3 KiB
C++
#include "Render_Frame_Snapshot.h"
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#include "../architecture/Timeline_Stream.h"
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#include <algorithm>
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namespace renderive {
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bool Render_Frame_Snapshot::destroying() const {
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return !destroying_token || destroying_token->load(std::memory_order_acquire);
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}
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std::shared_ptr<const Timeline_Stream_Snapshot> Render_Frame_Snapshot::timeline_snapshot(
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const std::shared_ptr<Timeline_Stream>& stream,
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int time_point_size,
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int label_tick_interval,
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bool start_coord_to_end_coord) const {
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if (!stream)
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return {};
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time_point_size = std::max(1, time_point_size);
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label_tick_interval = std::max(1, label_tick_interval);
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if (!timeline_cache)
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timeline_cache = std::make_shared<Timeline_Stream_Frame_Cache>();
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for (auto& item : timeline_cache->items) {
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if (item.stream.lock() == stream && item.time_point_size == time_point_size && item.tick_space == label_tick_interval && item.start_coord_to_end_coord == start_coord_to_end_coord)
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return item.snapshot;
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}
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auto snapshot = std::make_shared<Timeline_Stream_Snapshot>(stream->capture(time_point_size, label_tick_interval, start_coord_to_end_coord));
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timeline_cache->items.push_back({stream, time_point_size, label_tick_interval, start_coord_to_end_coord, snapshot});
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return snapshot;
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}
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} // namespace renderive
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