rsContext.h revision 158324456b8dbf40f684dd0a4af3493b9549f3f5 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_RS_CONTEXT_H
18#define ANDROID_RS_CONTEXT_H
19
20#include "rsUtils.h"
21
22#include <ui/Surface.h>
23
24#include "rsThreadIO.h"
25#include "rsType.h"
26#include "rsMatrix.h"
27#include "rsAllocation.h"
28#include "rsSimpleMesh.h"
29#include "rsMesh.h"
30#include "rsDevice.h"
31#include "rsScriptC.h"
32#include "rsAllocation.h"
33#include "rsAdapter.h"
34#include "rsSampler.h"
35#include "rsLight.h"
36#include "rsProgramFragment.h"
37#include "rsProgramFragmentStore.h"
38#include "rsProgramRaster.h"
39#include "rsProgramVertex.h"
40
41#include "rsgApiStructs.h"
42#include "rsLocklessFifo.h"
43
44
45// ---------------------------------------------------------------------------
46namespace android {
47namespace renderscript {
48
49class Context
50{
51public:
52    Context(Device *, bool useDepth);
53    ~Context();
54
55    static pthread_key_t gThreadTLSKey;
56    static uint32_t gThreadTLSKeyCount;
57    static uint32_t gGLContextCount;
58    static pthread_mutex_t gInitMutex;
59
60    struct ScriptTLSStruct {
61        Context * mContext;
62        Script * mScript;
63    };
64
65
66    //StructuredAllocationContext mStateAllocation;
67    ElementState mStateElement;
68    TypeState mStateType;
69    SamplerState mStateSampler;
70    ProgramFragmentState mStateFragment;
71    ProgramFragmentStoreState mStateFragmentStore;
72    ProgramRasterState mStateRaster;
73    ProgramVertexState mStateVertex;
74    LightState mStateLight;
75
76    ScriptCState mScriptC;
77
78    void swapBuffers();
79    void setRootScript(Script *);
80    void setRaster(ProgramRaster *);
81    void setVertex(ProgramVertex *);
82    void setFragment(ProgramFragment *);
83    void setFragmentStore(ProgramFragmentStore *);
84
85    void updateSurface(void *sur);
86
87    const ProgramFragment * getFragment() {return mFragment.get();}
88    const ProgramFragmentStore * getFragmentStore() {return mFragmentStore.get();}
89    const ProgramRaster * getRaster() {return mRaster.get();}
90    const ProgramVertex * getVertex() {return mVertex.get();}
91
92    void setupCheck();
93    void allocationCheck(const Allocation *);
94
95    void pause();
96    void resume();
97    void setSurface(uint32_t w, uint32_t h, Surface *sur);
98    void setPriority(int32_t p);
99
100    void assignName(ObjectBase *obj, const char *name, uint32_t len);
101    void removeName(ObjectBase *obj);
102    ObjectBase * lookupName(const char *name) const;
103    void appendNameDefines(String8 *str) const;
104    void appendVarDefines(String8 *str) const;
105
106    uint32_t getMessageToClient(void *data, size_t *receiveLen, size_t bufferLen, bool wait);
107    bool sendMessageToClient(void *data, uint32_t cmdID, size_t len, bool waitForSpace);
108    bool runScript(Script *s, uint32_t launchID);
109
110    void initToClient();
111    void deinitToClient();
112
113    ProgramFragment * getDefaultProgramFragment() const {
114        return mStateFragment.mDefault.get();
115    }
116    ProgramVertex * getDefaultProgramVertex() const {
117        return mStateVertex.mDefault.get();
118    }
119    ProgramFragmentStore * getDefaultProgramFragmentStore() const {
120        return mStateFragmentStore.mDefault.get();
121    }
122    ProgramRaster * getDefaultProgramRaster() const {
123        return mStateRaster.mDefault.get();
124    }
125
126    void addInt32Define(const char* name, int32_t value) {
127        mInt32Defines.add(String8(name), value);
128    }
129
130    void addFloatDefine(const char* name, float value) {
131        mFloatDefines.add(String8(name), value);
132    }
133
134    uint32_t getWidth() const {return mEGL.mWidth;}
135    uint32_t getHeight() const {return mEGL.mHeight;}
136
137
138    ThreadIO mIO;
139    void objDestroyAdd(ObjectBase *);
140
141    // Timers
142    enum Timers {
143        RS_TIMER_IDLE,
144        RS_TIMER_INTERNAL,
145        RS_TIMER_SCRIPT,
146        RS_TIMER_CLEAR_SWAP,
147        _RS_TIMER_TOTAL
148    };
149    uint64_t getTime() const;
150    void timerInit();
151    void timerReset();
152    void timerSet(Timers);
153    void timerPrint();
154    void timerFrame();
155
156    bool checkVersion1_1() const {return (mGL.mMajorVersion > 1) || (mGL.mMinorVersion >= 1); }
157    bool checkVersion2_0() const {return mGL.mMajorVersion >= 2; }
158
159    struct {
160        bool mLogTimes;
161        bool mLogScripts;
162        bool mLogObjects;
163    } props;
164
165    mutable const ObjectBase * mObjHead;
166
167protected:
168    Device *mDev;
169
170    struct {
171        EGLint mNumConfigs;
172        EGLint mMajorVersion;
173        EGLint mMinorVersion;
174        EGLConfig mConfig;
175        EGLContext mContext;
176        EGLSurface mSurface;
177        EGLint mWidth;
178        EGLint mHeight;
179        EGLDisplay mDisplay;
180    } mEGL;
181
182    struct {
183        const uint8_t * mVendor;
184        const uint8_t * mRenderer;
185        const uint8_t * mVersion;
186        const uint8_t * mExtensions;
187
188        uint32_t mMajorVersion;
189        uint32_t mMinorVersion;
190
191    } mGL;
192
193    uint32_t mWidth;
194    uint32_t mHeight;
195
196    bool mRunning;
197    bool mExit;
198    bool mUseDepth;
199    bool mPaused;
200
201    pthread_t mThreadId;
202    pid_t mNativeThreadId;
203
204    ObjectBaseRef<Script> mRootScript;
205    ObjectBaseRef<ProgramFragment> mFragment;
206    ObjectBaseRef<ProgramVertex> mVertex;
207    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
208    ObjectBaseRef<ProgramRaster> mRaster;
209
210
211    struct ObjDestroyOOB {
212        pthread_mutex_t mMutex;
213        Vector<ObjectBase *> mDestroyList;
214        bool mNeedToEmpty;
215    };
216    ObjDestroyOOB mObjDestroy;
217    bool objDestroyOOBInit();
218    void objDestroyOOBRun();
219    void objDestroyOOBDestroy();
220
221private:
222    Context();
223
224    void initEGL();
225    void deinitEGL();
226
227    bool runRootScript();
228
229    static void * threadProc(void *);
230
231    Surface *mWndSurface;
232
233    Vector<ObjectBase *> mNames;
234    KeyedVector<String8,int> mInt32Defines;
235    KeyedVector<String8,float> mFloatDefines;
236
237    uint64_t mTimers[_RS_TIMER_TOTAL];
238    Timers mTimerActive;
239    uint64_t mTimeLast;
240    uint64_t mTimeFrame;
241    uint64_t mTimeLastFrame;
242};
243
244}
245}
246#endif
247