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-rw-r--r--libs/surfaceflinger/LayerBase.h195
1 files changed, 109 insertions, 86 deletions
diff --git a/libs/surfaceflinger/LayerBase.h b/libs/surfaceflinger/LayerBase.h
index a020f44e87..ed07b3f933 100644
--- a/libs/surfaceflinger/LayerBase.h
+++ b/libs/surfaceflinger/LayerBase.h
@@ -20,8 +20,14 @@
#include <stdint.h>
#include <sys/types.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#include <private/ui/SharedBufferStack.h>
#include <private/ui/LayerState.h>
+#include <utils/RefBase.h>
+
#include <ui/Region.h>
#include <ui/Overlay.h>
@@ -33,14 +39,15 @@ namespace android {
// ---------------------------------------------------------------------------
-class SurfaceFlinger;
class DisplayHardware;
-class GraphicPlane;
class Client;
+class GraphicBuffer;
+class GraphicPlane;
+class SurfaceFlinger;
// ---------------------------------------------------------------------------
-class LayerBase
+class LayerBase : public RefBase
{
// poor man's dynamic_cast below
template<typename T>
@@ -69,10 +76,7 @@ public:
}
- static Vector<GLuint> deletedTextures;
-
LayerBase(SurfaceFlinger* flinger, DisplayID display);
- virtual ~LayerBase();
DisplayID dpy;
mutable bool contentDirty;
@@ -83,6 +87,8 @@ public:
struct State {
uint32_t w;
uint32_t h;
+ uint32_t requested_w;
+ uint32_t requested_h;
uint32_t z;
uint8_t alpha;
uint8_t flags;
@@ -102,7 +108,7 @@ public:
bool setTransparentRegionHint(const Region& opaque);
bool setFlags(uint8_t flags, uint8_t mask);
- void commitTransaction(bool skipSize);
+ void commitTransaction();
bool requestTransaction();
void forceVisibilityTransaction();
@@ -133,11 +139,6 @@ public:
virtual void initStates(uint32_t w, uint32_t h, uint32_t flags);
/**
- * setSizeChanged - called when the *current* state's size is changed.
- */
- virtual void setSizeChanged(uint32_t w, uint32_t h);
-
- /**
* doTransaction - process the transaction. This is a good place to figure
* out which attributes of the surface have changed.
*/
@@ -157,13 +158,6 @@ public:
virtual void setCoveredRegion(const Region& coveredRegion);
/**
- * getPhysicalSize - returns the physical size of the drawing state of
- * the surface. If the surface is backed by a bitmap, this is the size of
- * the bitmap (as opposed to the size of the drawing state).
- */
- virtual Point getPhysicalSize() const;
-
- /**
* validateVisibility - cache a bunch of things
*/
virtual void validateVisibility(const Transform& globalTransform);
@@ -195,27 +189,42 @@ public:
virtual bool needsBlending() const { return false; }
/**
+ * needsDithering - true if this surface needs dithering
+ */
+ virtual bool needsDithering() const { return false; }
+
+ /**
* transformed -- true is this surface needs a to be transformed
*/
virtual bool transformed() const { return mTransformed; }
/**
* 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
- };
+ /** Called from the main thread, when the surface is removed from the
+ * draw list */
+ virtual status_t ditch() { return NO_ERROR; }
+
+ /** called with the state lock when the surface is removed from the
+ * current list */
+ virtual void onRemoved() { };
+
+
+ enum { // flags for doTransaction()
+ eVisibleRegion = 0x00000002,
+ };
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;
}
@@ -229,28 +238,42 @@ protected:
GLuint createTexture() const;
- void drawWithOpenGL(const Region& clip,
- GLint textureName,
- const GGLSurface& surface,
- int transform = 0) const;
-
+ struct Texture {
+ Texture() : name(-1U), width(0), height(0),
+ image(EGL_NO_IMAGE_KHR), transform(0),
+ NPOTAdjust(false), dirty(true) { }
+ GLuint name;
+ GLuint width;
+ GLuint height;
+ GLuint potWidth;
+ GLuint potHeight;
+ GLfloat wScale;
+ GLfloat hScale;
+ EGLImageKHR image;
+ uint32_t transform;
+ bool NPOTAdjust;
+ bool dirty;
+ };
+
+ void clearWithOpenGL(const Region& clip, GLclampx r, GLclampx g,
+ GLclampx b, GLclampx alpha) const;
void clearWithOpenGL(const Region& clip) const;
+ void drawWithOpenGL(const Region& clip, const Texture& texture) const;
+ void loadTexture(Texture* texture,
+ const Region& dirty, const GGLSurface& t) const;
+ status_t initializeEglImage(
+ const sp<GraphicBuffer>& buffer, Texture* texture);
- void loadTexture(const Region& dirty,
- GLint textureName, const GGLSurface& t,
- GLuint& textureWidth, GLuint& textureHeight) const;
-
- bool canUseCopybit() const;
- SurfaceFlinger* mFlinger;
+ sp<SurfaceFlinger> mFlinger;
uint32_t mFlags;
// cached during validateVisibility()
bool mTransformed;
+ bool mUseLinearFiltering;
int32_t mOrientation;
GLfixed mVertices[4][2];
Rect mTransformedBounds;
- bool mCanUseCopyBit;
int mLeft;
int mTop;
@@ -262,16 +285,16 @@ protected:
// don't change, don't need a lock
bool mPremultipliedAlpha;
- // only read
- const uint32_t mIdentity;
-
// atomic
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;
};
@@ -286,67 +309,67 @@ public:
virtual char const* getTypeID() const { return typeID; }
virtual uint32_t getTypeInfo() const { return typeInfo; }
+ // lcblk is (almost) only accessed from the main SF thread, in the places
+ // where it's not, a reference to Client must be held
+ SharedBufferServer* lcblk;
+
LayerBaseClient(SurfaceFlinger* flinger, DisplayID display,
- Client* client, int32_t i);
+ const sp<Client>& client, int32_t i);
virtual ~LayerBaseClient();
+ virtual void onFirstRef();
+ const wp<Client> client;
- 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;
+
+ virtual void onRemoved();
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;
- };
+ int32_t getToken() const { return mToken; }
+ int32_t getIdentity() const { return mIdentity; }
+
+ 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<GraphicBuffer> requestBuffer(int index, int usage);
+ 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;
+ // only read
+ const uint32_t mIdentity;
+ static int32_t sIdentity;
};
// ---------------------------------------------------------------------------
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