rsContext.h revision 4815c0d121310cfcd6a8aba4eab77a9910af53ac 
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#include "rsShaderCache.h"
41#include "rsVertexArray.h"
42
43#include "rsgApiStructs.h"
44#include "rsLocklessFifo.h"
45
46
47// ---------------------------------------------------------------------------
48namespace android {
49namespace renderscript {
50
51class Context
52{
53public:
54    Context(Device *, bool useDepth);
55    ~Context();
56
57    static pthread_key_t gThreadTLSKey;
58    static uint32_t gThreadTLSKeyCount;
59    static uint32_t gGLContextCount;
60    static pthread_mutex_t gInitMutex;
61
62    struct ScriptTLSStruct {
63        Context * mContext;
64        Script * mScript;
65    };
66
67
68    //StructuredAllocationContext mStateAllocation;
69    ElementState mStateElement;
70    TypeState mStateType;
71    SamplerState mStateSampler;
72    ProgramFragmentState mStateFragment;
73    ProgramFragmentStoreState mStateFragmentStore;
74    ProgramRasterState mStateRaster;
75    ProgramVertexState mStateVertex;
76    LightState mStateLight;
77    VertexArrayState mStateVertexArray;
78
79    ScriptCState mScriptC;
80    ShaderCache mShaderCache;
81
82    void swapBuffers();
83    void setRootScript(Script *);
84    void setRaster(ProgramRaster *);
85    void setVertex(ProgramVertex *);
86    void setFragment(ProgramFragment *);
87    void setFragmentStore(ProgramFragmentStore *);
88
89    void updateSurface(void *sur);
90
91    const ProgramFragment * getFragment() {return mFragment.get();}
92    const ProgramFragmentStore * getFragmentStore() {return mFragmentStore.get();}
93    const ProgramRaster * getRaster() {return mRaster.get();}
94    const ProgramVertex * getVertex() {return mVertex.get();}
95
96    void setupCheck();
97    bool checkDriver() const {return mEGL.mSurface != 0;}
98
99    void pause();
100    void resume();
101    void setSurface(uint32_t w, uint32_t h, Surface *sur);
102    void setPriority(int32_t p);
103
104    void assignName(ObjectBase *obj, const char *name, uint32_t len);
105    void removeName(ObjectBase *obj);
106    ObjectBase * lookupName(const char *name) const;
107    void appendNameDefines(String8 *str) const;
108    void appendVarDefines(String8 *str) const;
109
110    uint32_t getMessageToClient(void *data, size_t *receiveLen, size_t bufferLen, bool wait);
111    bool sendMessageToClient(void *data, uint32_t cmdID, size_t len, bool waitForSpace);
112    uint32_t runScript(Script *s, uint32_t launchID);
113
114    void initToClient();
115    void deinitToClient();
116
117    ProgramFragment * getDefaultProgramFragment() const {
118        return mStateFragment.mDefault.get();
119    }
120    ProgramVertex * getDefaultProgramVertex() const {
121        return mStateVertex.mDefault.get();
122    }
123    ProgramFragmentStore * getDefaultProgramFragmentStore() const {
124        return mStateFragmentStore.mDefault.get();
125    }
126    ProgramRaster * getDefaultProgramRaster() const {
127        return mStateRaster.mDefault.get();
128    }
129
130    void addInt32Define(const char* name, int32_t value) {
131        mInt32Defines.add(String8(name), value);
132    }
133
134    void addFloatDefine(const char* name, float value) {
135        mFloatDefines.add(String8(name), value);
136    }
137
138    uint32_t getWidth() const {return mEGL.mWidth;}
139    uint32_t getHeight() const {return mEGL.mHeight;}
140
141
142    ThreadIO mIO;
143    void objDestroyAdd(ObjectBase *);
144
145    // Timers
146    enum Timers {
147        RS_TIMER_IDLE,
148        RS_TIMER_INTERNAL,
149        RS_TIMER_SCRIPT,
150        RS_TIMER_CLEAR_SWAP,
151        _RS_TIMER_TOTAL
152    };
153    uint64_t getTime() const;
154    void timerInit();
155    void timerReset();
156    void timerSet(Timers);
157    void timerPrint();
158    void timerFrame();
159
160    bool checkVersion1_1() const {return (mGL.mMajorVersion > 1) || (mGL.mMinorVersion >= 1); }
161    bool checkVersion2_0() const {return mGL.mMajorVersion >= 2; }
162
163    struct {
164        bool mLogTimes;
165        bool mLogScripts;
166        bool mLogObjects;
167    } props;
168
169    void dumpDebug() const;
170
171    mutable const ObjectBase * mObjHead;
172
173protected:
174    Device *mDev;
175
176    struct {
177        EGLint mNumConfigs;
178        EGLint mMajorVersion;
179        EGLint mMinorVersion;
180        EGLConfig mConfig;
181        EGLContext mContext;
182        EGLSurface mSurface;
183        EGLint mWidth;
184        EGLint mHeight;
185        EGLDisplay mDisplay;
186    } mEGL;
187
188    struct {
189        const uint8_t * mVendor;
190        const uint8_t * mRenderer;
191        const uint8_t * mVersion;
192        const uint8_t * mExtensions;
193
194        uint32_t mMajorVersion;
195        uint32_t mMinorVersion;
196
197        int32_t mMaxVaryingVectors;
198        int32_t mMaxTextureImageUnits;
199
200        int32_t mMaxFragmentTextureImageUnits;
201        int32_t mMaxFragmentUniformVectors;
202
203        int32_t mMaxVertexAttribs;
204        int32_t mMaxVertexUniformVectors;
205        int32_t mMaxVertexTextureUnits;
206    } mGL;
207
208    uint32_t mWidth;
209    uint32_t mHeight;
210    int32_t mThreadPriority;
211
212    bool mRunning;
213    bool mExit;
214    bool mUseDepth;
215    bool mPaused;
216
217    pthread_t mThreadId;
218    pid_t mNativeThreadId;
219
220    ObjectBaseRef<Script> mRootScript;
221    ObjectBaseRef<ProgramFragment> mFragment;
222    ObjectBaseRef<ProgramVertex> mVertex;
223    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
224    ObjectBaseRef<ProgramRaster> mRaster;
225
226
227    struct ObjDestroyOOB {
228        pthread_mutex_t mMutex;
229        Vector<ObjectBase *> mDestroyList;
230        bool mNeedToEmpty;
231    };
232    ObjDestroyOOB mObjDestroy;
233    bool objDestroyOOBInit();
234    void objDestroyOOBRun();
235    void objDestroyOOBDestroy();
236
237private:
238    Context();
239
240    void initEGL(bool useGL2);
241    void deinitEGL();
242
243    uint32_t runRootScript();
244
245    static void * threadProc(void *);
246
247    Surface *mWndSurface;
248
249    Vector<ObjectBase *> mNames;
250    KeyedVector<String8,int> mInt32Defines;
251    KeyedVector<String8,float> mFloatDefines;
252
253    uint64_t mTimers[_RS_TIMER_TOTAL];
254    Timers mTimerActive;
255    uint64_t mTimeLast;
256    uint64_t mTimeFrame;
257    uint64_t mTimeLastFrame;
258    uint32_t mTimeMSLastFrame;
259    uint32_t mTimeMSLastScript;
260    uint32_t mTimeMSLastSwap;
261};
262
263}
264}
265#endif
266