BatchEvalContext.h

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#pragma once
// BatchEvalContext.h - Wrapper for search threads to use BatchEvaluator
// Provides the same IEvaluator interface but submits to batch queue
 
#include "BatchEvaluator.h"
#include "IEvaluator.h"
 
class BatchEvalContext : public IEvaluator {
private:
  BatchEvaluator &batchEvaluator_;
 
public:
  explicit BatchEvalContext(BatchEvaluator &batchEval)
      : batchEvaluator_(batchEval) {}
 
  // Submit to batch queue and wait for result
  float evaluate(const Board &board, int ply = 0) override {
    (void)ply;
    auto future = batchEvaluator_.submit(board);
    return future.get(); // Block until result is ready
  }
 
  // Submit pre-computed inputs to batch queue
  float evaluate(const ChessInput &input) override {
    auto future = batchEvaluator_.submit(input);
    return future.get();
  }
};