Interface RenderSchedulerInternalState

src/core/RenderScheduler.ts:50–66

* Internal mutable state for the render scheduler. * Stored separately from the public state interface.

 * Stored separately from the public state interface.
 */
interface RenderSchedulerInternalState {
  rafId: number | null;
  callback: RenderCallback | null;
  lastFrameTime: number;
  dirty: boolean;
  frameHandler: ((time: number) => void) | null;
  
  // Performance tracking
  frameTimestamps: Float64Array;
  frameTimestampIndex: number;
  frameTimestampCount: number;
  totalFrames: number;
  totalDroppedFrames: number;
  consecutiveDroppedFrames: number;
  lastDropTimestamp: number;
  startTime: number;
}

/**
 * Map to store internal mutable state for each scheduler state instance.