diff options
Diffstat (limited to 'intern/cycles/render/session.h')
| -rw-r--r-- | intern/cycles/render/session.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/intern/cycles/render/session.h b/intern/cycles/render/session.h index a22bf7731ae..770d3124db7 100644 --- a/intern/cycles/render/session.h +++ b/intern/cycles/render/session.h @@ -193,6 +193,8 @@ class Session { bool render_need_denoise(bool &delayed); + bool steal_tile(RenderTile &tile, Device *tile_device, thread_scoped_lock &tile_lock); + bool get_tile_stolen(); bool acquire_tile(RenderTile &tile, Device *tile_device, uint tile_types); void update_tile_sample(RenderTile &tile); void release_tile(RenderTile &tile, const bool need_denoise); @@ -217,11 +219,22 @@ class Session { thread_mutex buffers_mutex; thread_mutex display_mutex; thread_condition_variable denoising_cond; + thread_condition_variable tile_steal_cond; double reset_time; double last_update_time; double last_display_time; + RenderTile stolen_tile; + typedef enum { + NOT_STEALING, /* There currently is no tile stealing in progress. */ + WAITING_FOR_TILE, /* A device is waiting for another device to release a tile. */ + RELEASING_TILE, /* A device has releasing a stealable tile. */ + GOT_TILE /* A device has released a stealable tile, which is now stored in stolen_tile. */ + } TileStealingState; + std::atomic<TileStealingState> tile_stealing_state; + int stealable_tiles; + /* progressive refine */ bool update_progressive_refine(bool cancel); }; |