ReflectionProbeRegistry.h

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#pragma once
 
#include "common/Result.h"
 
#include <cstdint>
#include <vector>
 
namespace eve::graphics {
 
class Camera3D;
class ReflectionProbeCapture;
 
class EVENGINE_API_BACKENDS ReflectionProbeRegistry {
public:
    ~ReflectionProbeRegistry();
    void add(ReflectionProbeCapture *probe);
    void remove(ReflectionProbeCapture *probe);
    void clear();
    int getCount() const { return static_cast<int>(entries_.size()); }
    int getLastSelectedCount() const { return lastSelectedCount_; }
    int getLastCapturedFaceCount() const { return lastCapturedFaceCount_; }
    int getLastPublishedCount() const { return lastPublishedCount_; }
    void setSelectionHysteresis(float distance);
    float getSelectionHysteresis() const { return selectionHysteresis_; }
    int getLastCandidateCount() const { return lastCandidateCount_; }
    void setDistanceCullingEnabled(bool enabled) { distanceCullingEnabled_ = enabled; }
    bool getDistanceCullingEnabled() const { return distanceCullingEnabled_; }
    [[nodiscard]] Result<void> setMaxRenderDistance(float distance);
    float getMaxRenderDistance() const { return maxRenderDistance_; }
    int getLastDistanceCulledCount() const { return lastDistanceCulledCount_; }
    int queueCapture(int changedMask = -1);
    int queueCaptureAABB(float minX, float minY, float minZ, float maxX, float maxY, float maxZ,
                         int changedMask = -1);
    int tick(int faceBudget = 1, int filterBudget = 1, int filterSamples = 64);
    int updateCamera(Camera3D *camera);
 
private:
    struct Entry {
        ReflectionProbeCapture *probe = nullptr;
        uint64_t order = 0;
        uint32_t waitAge = 0;
        bool distanceCulled = false;
    };
 
    std::vector<Entry> entries_;
    uint64_t nextOrder_ = 0;
    int lastSelectedCount_ = 0;
    int lastCapturedFaceCount_ = 0;
    int lastPublishedCount_ = 0;
    int lastCandidateCount_ = 0;
    int lastDistanceCulledCount_ = 0;
    bool distanceCullingEnabled_ = false;
    float maxRenderDistance_ = 650.f;
    float selectionHysteresis_ = 0.75f;
    std::vector<ReflectionProbeCapture *> lastSelected_;
};
 
}  // namespace eve::graphics