diff options
Diffstat (limited to 'include/private')
| -rw-r--r-- | include/private/surfaceflinger/SharedBufferStack.h | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/include/private/surfaceflinger/SharedBufferStack.h b/include/private/surfaceflinger/SharedBufferStack.h index 3b9768b..6ace5bc 100644 --- a/include/private/surfaceflinger/SharedBufferStack.h +++ b/include/private/surfaceflinger/SharedBufferStack.h @@ -70,9 +70,9 @@ class SharedClient; // ---------------------------------------------------------------------------- // 4 * (11 + 7 + (1 + 2*NUM_RECT_MAX) * NUM_BUFFER_MAX) * NUM_LAYERS_MAX -// 4 * (11 + 7 + (1 + 2*6)*16) * 31 -// 904 * 31 -// = ~27 KiB (28024) +// 4 * (11 + 7 + (1 + 2*7)*16) * 31 +// 1032 * 31 +// = ~27 KiB (31992) class SharedBufferStack { @@ -82,21 +82,31 @@ class SharedBufferStack friend class SharedBufferServer; public: + struct Statistics { // 4 longs + typedef int32_t usecs_t; + usecs_t totalTime; + usecs_t reserved[3]; + }; + + struct SmallRect { + uint16_t l, t, r, b; + }; + struct FlatRegion { // 52 bytes = 4 * (1 + 2*N) static const unsigned int NUM_RECT_MAX = 6; uint32_t count; - uint16_t rects[4*NUM_RECT_MAX]; + SmallRect rects[NUM_RECT_MAX]; }; - struct Statistics { // 4 longs - typedef int32_t usecs_t; - usecs_t totalTime; - usecs_t reserved[3]; + struct BufferData { + FlatRegion dirtyRegion; + SmallRect crop; }; SharedBufferStack(); void init(int32_t identity); status_t setDirtyRegion(int buffer, const Region& reg); + status_t setCrop(int buffer, const Rect& reg); Region getDirtyRegion(int buffer) const; // these attributes are part of the conditions/updates @@ -113,7 +123,7 @@ public: int32_t reserved32[6]; Statistics stats; int32_t reserved; - FlatRegion dirtyRegion[NUM_BUFFER_MAX]; // 832 bytes + BufferData buffers[NUM_BUFFER_MAX]; // 960 bytes }; // ---------------------------------------------------------------------------- @@ -243,6 +253,7 @@ public: status_t queue(int buf); bool needNewBuffer(int buffer) const; status_t setDirtyRegion(int buffer, const Region& reg); + status_t setCrop(int buffer, const Rect& reg); private: friend struct Condition; |