HWComposer.h revision c01a79d77b829e7de86ef137694e8ad708470ca1
1c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau/* 2c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * Copyright (C) 2010 The Android Open Source Project 3UpL*@eZ>=h��jH����� * 4TE���A��&��B��T�-nAd�Ѵ%��<=�@ * Licensed under the Apache License, Version 2.0 (the "License"); 5is#� * you may not use this file except in compliance with the License. 6c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * You may obtain a copy of the License at 7c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * 8c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * http://www.apache.org/licenses/LICENSE-2.0 9c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * 10c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * Unless required by applicable law or agreed to in writing, software 11c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * distributed under the License is distributed on an "AS IS" BASIS, 120��S� �zk���� * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134Ǫ����J���n���[��P<�m * See the License for the specific language governing permissions and 141��xs� �a�<'��U���y��������z�ǹ�< * limitations under the License. 15c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau */ 16c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 17c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#ifndef ANDROID_SF_HWCOMPOSER_H 18c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#define ANDROID_SF_HWCOMPOSER_H 19c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 20c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#include <stdint.h> 21c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#include <sys/types.h> 22c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 23c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#include <hardware/hwcomposer_defs.h> 24rO"�F�n�<([���w��jN��������@(!oڸ�p<�K� 25XGM�iA���Hr�\��<R����m^lʷ�����#e��&�ل <>^m�(�Ǐiz�s�>M/�j}#RC�#include <utils/Condition.h> 268x��a����t����k/#include <utils/Mutex.h> 27c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#include <utils/StrongPointer.h> 28c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#include <utils/Thread.h> 29w��Z�#include <utils/Timers.h> 30c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#include <utils/Vector.h> 31c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau#include <utils/BitSet.h> 32c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 33c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lauextern "C" int clock_nanosleep(clockid_t clock_id, int flags, 34N���}p���<�ɿ const struct timespec *request, 35c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau struct timespec *remain); 36c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 37c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Laustruct hwc_composer_device_1; 38c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Laustruct hwc_display_contents_1; 39E�=�<�����#���-a���I:��struct hwc_layer_1; 40Q�b��:/����`��v�b�p<struct hwc_procs; 41j������<&�A���nZ���_���%p�&#�vÔ�<,DL)�,��w?��ۊstruct framebuffer_device_t; 42c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 437�/namespace android { 44c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau// --------------------------------------------------------------------------- 45c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 46c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lauclass GraphicBuffer; 477�<�z��Tclass Fence; 48c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lauclass LayerBase; 49c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lauclass Region; 50c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lauclass String8; 51c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lauclass SurfaceFlinger; 52c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 53c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lauclass HWComposer 54c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau{ 55c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Laupublic: 56c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau class EventHandler { 57a�R��%.Z��`<Dlo�M��!���X�浥��I�ʤ���p<TveIx` �t�&�� friend class HWComposer; 58c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void onVSyncReceived(int disp, nsecs_t timestamp) = 0; 59c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void onHotplugReceived(int disp, bool connected) = 0; 60c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau protected: 61c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual ~EventHandler() {} 62c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau }; 638T�s <�fkR\�P��`Z�Jc� ����Ж�V�P<N~i?L�A�*ˊb��y�h 64c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau enum { 65G���D�k��p�K�M��P$� <�pc� MAX_DISPLAYS = HWC_NUM_DISPLAY_TYPES + 1 66c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau }; 67c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 685Z HWComposer( 69W��J��UJ��? const sp<SurfaceFlinger>& flinger, 703���L�z EventHandler& handler); 71cC_0��!���#�/���_�W\v@���`Xyy��<�,A�E����=�h�ª���ۑ 72c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau ~HWComposer(); 73c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 74s�e�ѵ_�<} status_t initCheck() const; 75c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 76y\��IX��Y��<R�a��� // returns a display ID starting at MAX_DISPLAYS, this ID 77c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // is to be used with createWorkList (and all other 78D�H��D? // methods requiring an ID below). 79V���wx�|��W��u�g<E{���E�oRdw[� �U���� // IDs below MAX_DISPLAY are pre-defined and therefore are always valid. 80c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // returns a negative error code if an ID cannot be allocated 81c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau int32_t allocateDisplayId(); 82Ac&x�i��լ"#~� � 83c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // recycles the given ID and frees the associated worklist. 84c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // IDs below MAX_DISPLAYS are not recycled 85c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau status_t freeDisplayId(int32_t id); 86c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 87c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 88c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // Asks the HAL what it can do 89c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau status_t prepare(); 90c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 91j78L<�rI�������j$�W��j����'��Kޜ // commits the list 928��Dz���� <��V���� status_t commit(); 93c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 94Yp< ����x�f�Yq�"�Q?<����ǐ<�is�ԫ�Q�V{f // release hardware resources and blank screen 95c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau status_t release(int disp) const; 96w���\{:�<<�y�x��������AO��^Hؐ)ĭ���P<?�V{rӡ���Gҥk=ڊ��mG���< 97p�' // acquire hardware resources and unblank screen 98c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau status_t acquire(int disp) const; 99c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 1004Aܒ <ẕ�q]��:R| // create a work list for numLayers layer. sets HWC_GEOMETRY_CHANGED. 101c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau status_t createWorkList(int32_t id, size_t numLayers); 102c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 103c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau bool supportsFramebufferTarget() const; 104c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 105c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // does this display have layers handled by HWC 106c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau bool hasHwcComposition(int32_t id) const; 107g��s=�&�©�P<�[u.gfP�?��o����ߚ���@v��< 108c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // does this display have layers handled by GLES 109c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau bool hasGlesComposition(int32_t id) const; 1107�$�{"=E��o���'��N�c�iɤ� <Dl��^��U�ڊ�V�W�j�밬L\Oo& 111c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // get the releaseFence file descriptor for the given display 112c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // the release fence is only valid after commit() 113c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau int getAndResetReleaseFenceFd(int32_t id); 114c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 115F�"�]�T // needed forward declarations 116c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau class LayerListIterator; 117c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 118c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // return the visual id to be used to find a suitable EGLConfig for 119c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // *ALL* displays. 120c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau int getVisualID() const; 121F�X�\*E��ޑW��W <�.{)����J� 122c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // Forwarding to FB HAL for pre-HWC-1.1 code (see FramebufferSurface). 123c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau int fbPost(int32_t id, const sp<Fence>& acquireFence, const sp<GraphicBuffer>& buf); 124c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau int fbCompositionComplete(); 125n��V��dn�T�l�F&�� void fbDump(String8& result); 126c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 127c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau /* 128c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * Interface to hardware composer's layers functionality. 129c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * This abstracts the HAL interface to layers which can evolve in 1300Z)W�����:�ɿ��t��<C�Q�sD < * incompatible ways from one release to another. 131o�� * The idea is that we could extend this interface as we add 132c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * features to h/w composer. 133c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau */ 134r� class HWCLayerInterface { 135c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau protected: 136c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual ~HWCLayerInterface() { } 137c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau public: 138c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual int32_t getCompositionType() const = 0; 139c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual uint32_t getHints() const = 0; 140v�� *�m�'�����,��=[�@�z�<Xy�O� virtual int getAndResetReleaseFenceFd() = 0; 141zD�Y�Ij��Qp<�b(���g virtual void setDefaultState() = 0; 142Bu2W��G_L>��;�|�G� virtual void setSkip(bool skip) = 0; 143c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void setBlending(uint32_t blending) = 0; 144V��U�iZ �K,$�.R\�p<>#G�#��u��#�H�o� _Ș���i��< virtual void setTransform(uint32_t transform) = 0; 145c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void setFrame(const Rect& frame) = 0; 146c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void setCrop(const Rect& crop) = 0; 147c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void setVisibleRegionScreen(const Region& reg) = 0; 148c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void setBuffer(const sp<GraphicBuffer>& buffer) = 0; 149c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void setAcquireFenceFd(int fenceFd) = 0; 150c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void onDisplayed() = 0; 151c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau }; 152Y�� 153c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau /* 1544?����O��?Ϯ�� * Interface used to implement an iterator to a list 155c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * of HWCLayer. 156c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau */ 157c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau class HWCLayer : public HWCLayerInterface { 158c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau friend class LayerListIterator; 159c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // select the layer at the given index 160c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual status_t setLayer(size_t index) = 0; 161c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual HWCLayer* dup() = 0; 162c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau static HWCLayer* copy(HWCLayer *rhs) { 163c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau return rhs ? rhs->dup() : NULL; 1647{���q�� } 165Z�w�ʵ� protected: 166c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual ~HWCLayer() { } 167c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau }; 1680/��w�,�ߟ\�JL@n� 169c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau /* 170c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * Iterator through a HWCLayer list. 171c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau * This behaves more or less like a forward iterator. 172c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau */ 173ed�R�y֙K�<�i'�+�Ŵ|����Yx���mX~���<� class LayerListIterator { 174c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau friend struct HWComposer; 175c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau HWCLayer* const mLayerList; 176c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau size_t mIndex; 177c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 178P�*'BC��� LayerListIterator() : mLayerList(NULL), mIndex(0) { } 179c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 180J" u�� LayerListIterator(HWCLayer* layer, size_t index) 181Ye��g��<r���,#���/ : mLayerList(layer), mIndex(index) { } 182c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 183c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // we don't allow assignment, because we don't need it for now 184c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau LayerListIterator& operator = (const LayerListIterator& rhs); 185c�A� 186c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau public: 187c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // copy operators 188tB�,�l�ߔ��(��/��v~�N�I LayerListIterator(const LayerListIterator& rhs) 189c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau : mLayerList(HWCLayer::copy(rhs.mLayerList)), mIndex(rhs.mIndex) { 190c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau } 191c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 192c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau ~LayerListIterator() { delete mLayerList; } 193l�ɭMJ�Ւ� 194i��K��/�w�<Rxm!����u�U���{ // pre-increment 195c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau LayerListIterator& operator++() { 196c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau mLayerList->setLayer(++mIndex); 197c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau return *this; 198c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau } 199c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 200c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // dereference 201c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau HWCLayerInterface& operator * () { return *mLayerList; } 202T"�K}�ڋL�K��e�̀ HWCLayerInterface* operator -> () { return mLayerList; } 203c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 204c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // comparison 205c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau bool operator == (const LayerListIterator& rhs) const { 206c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau return mIndex == rhs.mIndex; 207c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau } 208jLKEϷ����ܝ bool operator != (const LayerListIterator& rhs) const { 209c�-'������e���h$� return !operator==(rhs); 210I�@;O���ވ�� <��v� C�"O�����Î-�/�&�u < T_��X } 211c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau }; 212c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 213c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // Returns an iterator to the beginning of the layer list 214Pg��x�vvK)�� mo~����� LayerListIterator begin(int32_t id); 2156g{qO��P�� 216c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // Returns an iterator to the end of the layer list 217c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau LayerListIterator end(int32_t id); 218c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 219c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 220c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // Events handling --------------------------------------------------------- 221c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 222c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau enum { 223c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau EVENT_VSYNC = HWC_EVENT_VSYNC 224c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau }; 225c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 226c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau void eventControl(int event, int enabled); 227c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 228c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // Query display parameters. Pass in a display index (e.g. 229c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // HWC_DISPLAY_PRIMARY). 230c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau nsecs_t getRefreshPeriod(int disp) const; 231c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau nsecs_t getRefreshTimestamp(int disp) const; 232vf�"�S��� <���M���D�D��Q� uint32_t getWidth(int disp) const; 233c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau uint32_t getHeight(int disp) const; 234c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau uint32_t getFormat(int disp) const; 235e)��< float getDpiX(int disp) const; 236c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau float getDpiY(int disp) const; 237od,���J��ܠ�MAl�:-P�;��<R�r���: bool isConnected(int disp) const; 238c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 239c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // this class is only used to fake the VSync event on systems that don't 240c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // have it. 241V'�G��X �c class VSyncThread : public Thread { 242c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau HWComposer& mHwc; 243c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau mutable Mutex mLock; 244c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau Condition mCondition; 245c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau bool mEnabled; 246c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau mutable nsecs_t mNextFakeVSync; 247c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau nsecs_t mRefreshPeriod; 248c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual void onFirstRef(); 249c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau virtual bool threadLoop(); 250c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau public: 251c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau VSyncThread(HWComposer& hwc); 252c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau void setEnabled(bool enabled); 253c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau }; 254c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 255c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau friend class VSyncThread; 256lr�����#e�@Ӄ$�n��m 257c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau // for debugging ---------------------------------------------------------- 258c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau void dump(String8& out, char* scratch, size_t SIZE, 259n���d��BF��n���r����p< x'/�J�? const Vector< sp<LayerBase> >& visibleLayersSortedByZ) const; 260c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 261fFHG�private: 2626$�|n�i$� void loadHwcModule(); 2632��b�/���Xޟ� void loadFbHalModule(); 264c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 265d��i�� LayerListIterator getLayerIterator(int32_t id, size_t index); 266c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 267c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau struct cb_context; 268u��m����m���l�K�e��Zr}/��<N�G���iw�T����iQ�-�+/��� 269SXm�� static void hook_invalidate(const struct hwc_procs* procs); 270c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau static void hook_vsync(const struct hwc_procs* procs, int disp, 271c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau int64_t timestamp); 272c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau static void hook_hotplug(const struct hwc_procs* procs, int disp, 273c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau int connected); 274c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau 275c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau inline void invalidate(); 276h���ҨL;�P�<�m�.����J�Ҥ z�S�E���dž|ޗ�%��<�Zg#� inline void vsync(int disp, int64_t timestamp); 277c4fe54a2385e8e67dcfed6b2c365214ed020d245Yu Shan Emily Lau inline void hotplug(int disp, int connected); 278 279 status_t queryDisplayProperties(int disp); 280 281 status_t setFramebufferTarget(int32_t id, 282 const sp<Fence>& acquireFence, const sp<GraphicBuffer>& buf); 283 284 285 struct DisplayData { 286 DisplayData() : xdpi(0), ydpi(0), refresh(0), 287 connected(false), hasFbComp(false), hasOvComp(false), 288 capacity(0), list(NULL), 289 framebufferTarget(NULL), fbTargetHandle(NULL) { } 290 ~DisplayData() { 291 free(list); 292 } 293 uint32_t width; 294 uint32_t height; 295 uint32_t format; // pixel format from FB hal, for pre-hwc-1.1 296 float xdpi; 297 float ydpi; 298 nsecs_t refresh; 299 bool connected; 300 bool hasFbComp; 301 bool hasOvComp; 302 size_t capacity; 303 hwc_display_contents_1* list; 304 hwc_layer_1* framebufferTarget; 305 buffer_handle_t fbTargetHandle; 306 }; 307 308 sp<SurfaceFlinger> mFlinger; 309 framebuffer_device_t* mFbDev; 310 struct hwc_composer_device_1* mHwc; 311 // invariant: mLists[0] != NULL iff mHwc != NULL 312 // mLists[i>0] can be NULL. that display is to be ignored 313 struct hwc_display_contents_1* mLists[MAX_DISPLAYS]; 314 DisplayData mDisplayData[MAX_DISPLAYS]; 315 size_t mNumDisplays; 316 317 cb_context* mCBContext; 318 EventHandler& mEventHandler; 319 size_t mVSyncCount; 320 sp<VSyncThread> mVSyncThread; 321 bool mDebugForceFakeVSync; 322 BitSet32 mAllocatedDisplayIDs; 323 324 // protected by mLock 325 mutable Mutex mLock; 326 mutable nsecs_t mLastHwVSync; 327}; 328 329// --------------------------------------------------------------------------- 330}; // namespace android 331 332#endif // ANDROID_SF_HWCOMPOSER_H 333