rsContext.h revision fcd3192ebff8ab58d841836b7e94361d0998338c 
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 "rsTriangleMesh.h"
29#include "rsSimpleMesh.h"
30#include "rsMesh.h"
31#include "rsDevice.h"
32#include "rsScriptC.h"
33#include "rsAllocation.h"
34#include "rsAdapter.h"
35#include "rsSampler.h"
36#include "rsLight.h"
37#include "rsProgramFragment.h"
38#include "rsProgramFragmentStore.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 *, Surface *);
53    ~Context();
54
55    static pthread_key_t gThreadTLSKey;
56    struct ScriptTLSStruct {
57        Context * mContext;
58        Script * mScript;
59    };
60
61
62    //StructuredAllocationContext mStateAllocation;
63    ElementState mStateElement;
64    TypeState mStateType;
65    SamplerState mStateSampler;
66    ProgramFragmentState mStateFragment;
67    ProgramFragmentStoreState mStateFragmentStore;
68    ProgramVertexState mStateVertex;
69    LightState mStateLight;
70
71    TriangleMeshContext mStateTriangleMesh;
72
73    ScriptCState mScriptC;
74
75    static Context * getContext() {return gCon;}
76
77    void swapBuffers();
78    void setRootScript(Script *);
79    void setVertex(ProgramVertex *);
80    void setFragment(ProgramFragment *);
81    void setFragmentStore(ProgramFragmentStore *);
82
83    void updateSurface(void *sur);
84
85    const ProgramFragment * getFragment() {return mFragment.get();}
86    const ProgramFragmentStore * getFragmentStore() {return mFragmentStore.get();}
87    const ProgramVertex * getVertex() {return mVertex.get();}
88
89    void setupCheck();
90    void allocationCheck(const Allocation *);
91
92    void assignName(ObjectBase *obj, const char *name, uint32_t len);
93    void removeName(ObjectBase *obj);
94    ObjectBase * lookupName(const char *name) const;
95    void appendNameDefines(String8 *str) const;
96    void appendVarDefines(String8 *str) const;
97
98    ProgramFragment * getDefaultProgramFragment() const {
99        return mStateFragment.mDefault.get();
100    }
101    ProgramVertex * getDefaultProgramVertex() const {
102        return mStateVertex.mDefault.get();
103    }
104    ProgramFragmentStore * getDefaultProgramFragmentStore() const {
105        return mStateFragmentStore.mDefault.get();
106    }
107
108    void addInt32Define(const char* name, int32_t value) {
109        mInt32Defines.add(String8(name), value);
110    }
111
112    void addFloatDefine(const char* name, float value) {
113        mFloatDefines.add(String8(name), value);
114    }
115
116    uint32_t getWidth() const {return mWidth;}
117    uint32_t getHeight() const {return mHeight;}
118
119
120    ThreadIO mIO;
121
122protected:
123    Device *mDev;
124
125    EGLint mNumConfigs;
126    EGLint mMajorVersion;
127    EGLint mMinorVersion;
128    EGLConfig mConfig;
129    EGLContext mContext;
130    EGLSurface mSurface;
131    EGLint mWidth;
132    EGLint mHeight;
133    EGLDisplay mDisplay;
134
135    bool mRunning;
136    bool mExit;
137
138    pthread_t mThreadId;
139
140    ObjectBaseRef<Script> mRootScript;
141    ObjectBaseRef<ProgramFragment> mFragment;
142    ObjectBaseRef<ProgramVertex> mVertex;
143    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
144
145private:
146    Context();
147
148    void initEGL();
149
150    bool runScript(Script *s, uint32_t launchID);
151    bool runRootScript();
152
153    static void * threadProc(void *);
154
155    // todo: put in TLS
156    static Context *gCon;
157    Surface *mWndSurface;
158
159    Vector<ObjectBase *> mNames;
160    KeyedVector<String8,int> mInt32Defines;
161    KeyedVector<String8,float> mFloatDefines;
162};
163
164
165}
166}
167#endif
168