Method driveSort

src/OldSparkViewpoint.ts:536–563

()

  }

  private async driveSort() {
    while (true) {
      if (this.sorting || !this.pending) {
        return; // Sort already in process or nothing to sort
      }

      const { viewToWorld, displayed } = this.pending;
      let accumulator = this.pending.accumulator;
      if (!accumulator) {
        // Hold a reference to the accumulator while sorting
        accumulator = this.display?.accumulator ?? this.spark.active;
        accumulator.refCount += 1;
      }
      this.pending = null;
      if (!accumulator) {
        throw new Error("No accumulator to sort");
      }

      this.sorting = { viewToWorld };
      await this.sortUpdate({ accumulator, viewToWorld, displayed });
      this.sorting = null;

      // Release the reference to the accumulator
      this.spark.releaseAccumulator(accumulator);

      // Continue in loop with any queued sort
    }
  }

  private async sortUpdate({
    accumulator,