Index: cc/scheduler/scheduler_state_machine.h |
diff --git a/cc/scheduler/scheduler_state_machine.h b/cc/scheduler/scheduler_state_machine.h |
index c8d68fc429dbc2b4aa1b02211a4d8394e5f5cf5d..277926471a3feaa4b4f6c7c7e1833ddcce5c0bd8 100644 |
--- a/cc/scheduler/scheduler_state_machine.h |
+++ b/cc/scheduler/scheduler_state_machine.h |
@@ -168,10 +168,21 @@ class CC_EXPORT SchedulerStateMachine { |
// ManageTiles will occur shortly (even if no redraw is required). |
void SetNeedsManageTiles(); |
+ // Sets how many swaps can be pending to the OutputSurface. |
+ void SetMaxSwapsPending(int max); |
+ |
+ // If the scheduler attempted to draw and swap, this provides feedback |
+ // regarding whether or not the swap actually occured. We might skip the |
+ // swap when there is not damage, for example. |
+ void DidSwapBuffers(); |
+ |
// Indicates whether a redraw is required because we are currently rendering |
// with a low resolution or checkerboarded tile. |
void SetSwapUsedIncompleteTile(bool used_incomplete_tile); |
+ // Notification from the OutputSurface that a swap has been consumed. |
+ void DidSwapBuffersComplete(); |
+ |
// Indicates whether to prioritize animation smoothness over new content |
// activation. |
void SetSmoothnessTakesPriority(bool smoothness_takes_priority); |
@@ -260,7 +271,7 @@ class CC_EXPORT SchedulerStateMachine { |
void UpdateStateOnCommit(bool commit_was_aborted); |
void UpdateStateOnActivation(); |
- void UpdateStateOnDraw(bool did_swap); |
+ void UpdateStateOnDraw(bool did_request_swap); |
void UpdateStateOnManageTiles(); |
const SchedulerSettings settings_; |
@@ -285,6 +296,8 @@ class CC_EXPORT SchedulerStateMachine { |
// ManageTile per BeginImplFrame. |
int manage_tiles_funnel_; |
int consecutive_checkerboard_animations_; |
+ int max_pending_swaps_; |
+ int pending_swaps_; |
bool needs_redraw_; |
bool needs_manage_tiles_; |
bool swap_used_incomplete_tile_; |