wip playback splitup test

src/core/SkRecordDraw.h

Index: src/core/SkRecordDraw.h
diff --git a/src/core/SkRecordDraw.h b/src/core/SkRecordDraw.h
index fdf98824acf867f42836779dd6ceb3ab8abf7e50..e45f3e405ae3eb3251c213dea523516983df63b0 100644
--- a/src/core/SkRecordDraw.h
+++ b/src/core/SkRecordDraw.h
@@ -13,9 +13,11 @@
 #include "SkCanvas.h"
 #include "SkMatrix.h"
 #include "SkRecord.h"
+#include "SkDrawable.h"
 
 class SkDrawable;
 class SkLayerInfo;
+struct DrawData;
 
 // Calculate conservative identity space bounds for each op in the record.
 void SkRecordFillBounds(const SkRect& cullRect, const SkRecord&, SkRect bounds[]);
@@ -27,6 +29,11 @@ void SkRecordComputeLayers(const SkRect& cullRect, const SkRecord&, SkRect bound
                            const SkBigPicture::SnapshotArray*, SkLayerInfo* data);
 
 // Draw an SkRecord into an SkCanvas.  A convenience wrapper around SkRecords::Draw.
+void SkRecordDrawPras(DrawData& data);
+void SkRecordDrawPrasInit(DrawData& data);
+bool SkRecordDrawPrasDo(DrawData& data);
+void SkRecordDrawPrasDeInit(DrawData& data);
+
 void SkRecordDraw(const SkRecord&, SkCanvas*, SkPicture const* const drawablePicts[],
                   SkDrawable* const drawables[], int drawableCount,
                   const SkBBoxHierarchy*, SkPicture::AbortCallback*);
@@ -79,4 +86,30 @@ private:
 
 }  // namespace SkRecords
 
+struct DrawData {
+  DrawData(const SkRecord& r,
+           SkCanvas* c,
+           SkPicture const* const dp[],
+           SkDrawable* const dw[],
+           int dc,
+           const SkBBoxHierarchy* b,
+           SkPicture::AbortCallback* cb);
+
+  // input
+  const SkRecord& record;
+  SkCanvas* canvas;
+  SkPicture const* const* drawablePicts;
+  SkDrawable* const* drawables;
+  int drawableCount;
+  const SkBBoxHierarchy* bbh;
+  SkPicture::AbortCallback* callback;
+
+  // stack
+  SkTDArray<int> ops;
+  SkRecords::Draw draw;
+
+  int ops_count;
+  int record_count;
+};
+
 #endif//SkRecordDraw_DEFINED