diff options
Diffstat (limited to 'libs/surfaceflinger/LayerBase.h')
| -rw-r--r-- | libs/surfaceflinger/LayerBase.h | 118 |
1 files changed, 61 insertions, 57 deletions
diff --git a/libs/surfaceflinger/LayerBase.h b/libs/surfaceflinger/LayerBase.h index a020f44..509dedd 100644 --- a/libs/surfaceflinger/LayerBase.h +++ b/libs/surfaceflinger/LayerBase.h @@ -22,6 +22,8 @@ #include <private/ui/LayerState.h> +#include <utils/RefBase.h> + #include <ui/Region.h> #include <ui/Overlay.h> @@ -37,10 +39,12 @@ class SurfaceFlinger; class DisplayHardware; class GraphicPlane; class Client; +class SurfaceBuffer; +class Buffer; // --------------------------------------------------------------------------- -class LayerBase +class LayerBase : public RefBase { // poor man's dynamic_cast below template<typename T> @@ -69,10 +73,7 @@ public: } - static Vector<GLuint> deletedTextures; - LayerBase(SurfaceFlinger* flinger, DisplayID display); - virtual ~LayerBase(); DisplayID dpy; mutable bool contentDirty; @@ -201,21 +202,29 @@ public: /** * isSecure - true if this surface is secure, that is if it prevents - * screenshots or vns servers. + * screenshots or VNC servers. */ virtual bool isSecure() const { return false; } - enum { // flags for doTransaction() - eVisibleRegion = 0x00000002, - eRestartTransaction = 0x00000008 - }; + /** signal this layer that it's not needed any longer. called from the + * main thread */ + virtual status_t ditch() { return NO_ERROR; } + + + + enum { // flags for doTransaction() + eVisibleRegion = 0x00000002, + eRestartTransaction = 0x00000008 + }; inline const State& drawingState() const { return mDrawingState; } inline const State& currentState() const { return mCurrentState; } inline State& currentState() { return mCurrentState; } - static int compareCurrentStateZ(LayerBase*const* layerA, LayerBase*const* layerB) { + static int compareCurrentStateZ( + sp<LayerBase> const * layerA, + sp<LayerBase> const * layerB) { return layerA[0]->currentState().z - layerB[0]->currentState().z; } @@ -231,7 +240,7 @@ protected: void drawWithOpenGL(const Region& clip, GLint textureName, - const GGLSurface& surface, + const sp<const Buffer>& buffer, int transform = 0) const; void clearWithOpenGL(const Region& clip) const; @@ -240,9 +249,7 @@ protected: GLint textureName, const GGLSurface& t, GLuint& textureWidth, GLuint& textureHeight) const; - bool canUseCopybit() const; - - SurfaceFlinger* mFlinger; + sp<SurfaceFlinger> mFlinger; uint32_t mFlags; // cached during validateVisibility() @@ -250,7 +257,6 @@ protected: int32_t mOrientation; GLfixed mVertices[4][2]; Rect mTransformedBounds; - bool mCanUseCopyBit; int mLeft; int mTop; @@ -269,9 +275,13 @@ protected: volatile int32_t mInvalidate; +protected: + virtual ~LayerBase(); + private: - void validateTexture(GLint textureName) const; - static int32_t sIdentity; + LayerBase(const LayerBase& rhs); + void validateTexture(GLint textureName) const; + static int32_t sIdentity; }; @@ -289,64 +299,58 @@ public: LayerBaseClient(SurfaceFlinger* flinger, DisplayID display, Client* client, int32_t i); virtual ~LayerBaseClient(); - + virtual void onFirstRef(); Client* const client; layer_cblk_t* const lcblk; + inline uint32_t getIdentity() const { return mIdentity; } inline int32_t clientIndex() const { return mIndex; } int32_t serverIndex() const; - virtual sp<Surface> getSurface() const; - uint32_t getIdentity() const { return mIdentity; } + sp<Surface> getSurface(); + virtual sp<Surface> createSurface() const; + class Surface : public BnSurface { public: - Surface(SurfaceID id, int identity) { - mParams.token = id; - mParams.identity = identity; - } - Surface(SurfaceID id, - const sp<IMemoryHeap>& heap0, - const sp<IMemoryHeap>& heap1, - int identity) - { - mParams.token = id; - mParams.identity = identity; - mParams.heap[0] = heap0; - mParams.heap[1] = heap1; - } - virtual ~Surface() { - // TODO: We now have a point here were we can clean-up the - // client's mess. - // This is also where surface id should be recycled. - //LOGD("Surface %d, heaps={%p, %p} destroyed", - // mId, mHeap[0].get(), mHeap[1].get()); - } - + virtual void getSurfaceData( - ISurfaceFlingerClient::surface_data_t* params) const { - *params = mParams; - } - - virtual status_t registerBuffers(const ISurface::BufferHeap& buffers) - { return INVALID_OPERATION; } - virtual void postBuffer(ssize_t offset) { } - virtual void unregisterBuffers() { }; - virtual sp<OverlayRef> createOverlay( - uint32_t w, uint32_t h, int32_t format) { - return NULL; - }; + ISurfaceFlingerClient::surface_data_t* params) const; + + protected: + Surface(const sp<SurfaceFlinger>& flinger, + SurfaceID id, int identity, + const sp<LayerBaseClient>& owner); + virtual ~Surface(); + virtual status_t onTransact(uint32_t code, const Parcel& data, + Parcel* reply, uint32_t flags); + sp<LayerBaseClient> getOwner() const; private: - ISurfaceFlingerClient::surface_data_t mParams; + virtual sp<SurfaceBuffer> getBuffer(); + virtual status_t registerBuffers(const ISurface::BufferHeap& buffers); + virtual void postBuffer(ssize_t offset); + virtual void unregisterBuffers(); + virtual sp<OverlayRef> createOverlay(uint32_t w, uint32_t h, + int32_t format); + + protected: + friend class LayerBaseClient; + sp<SurfaceFlinger> mFlinger; + int32_t mToken; + int32_t mIdentity; + wp<LayerBaseClient> mOwner; }; -private: - int32_t mIndex; + friend class Surface; +private: + int32_t mIndex; + mutable Mutex mLock; + mutable wp<Surface> mClientSurface; }; // --------------------------------------------------------------------------- |