rsContext.h revision c9d43db4d216b01b13aebfdb31d5615909591b33 
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 <utils/Vector.h>
23#include <ui/Surface.h>
24
25#include "rsType.h"
26#include "rsMatrix.h"
27#include "rsAllocation.h"
28#include "rsTriangleMesh.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 "rsProgramVertex.h"
39
40#include "rsgApiStructs.h"
41#include "rsLocklessFifo.h"
42
43
44// ---------------------------------------------------------------------------
45namespace android {
46namespace renderscript {
47
48class Context
49{
50public:
51    Context(Device *, Surface *);
52    ~Context();
53
54    static pthread_key_t gThreadTLSKey;
55    struct ScriptTLSStruct {
56        Context * mContext;
57        Script * mScript;
58    };
59
60
61    //StructuredAllocationContext mStateAllocation;
62    ElementState mStateElement;
63    TypeState mStateType;
64    SamplerState mStateSampler;
65    ProgramFragmentState mStateFragment;
66    ProgramFragmentStoreState mStateFragmentStore;
67    ProgramVertexState mStateVertex;
68    LightState mStateLight;
69
70    TriangleMeshContext mStateTriangleMesh;
71
72    ScriptCState mScriptC;
73
74    static Context * getContext() {return gCon;}
75
76    void swapBuffers();
77    void setRootScript(Script *);
78    void setVertex(ProgramVertex *);
79    void setFragment(ProgramFragment *);
80    void setFragmentStore(ProgramFragmentStore *);
81
82    void updateSurface(void *sur);
83
84    const ProgramFragment * getFragment() {return mFragment.get();}
85    const ProgramFragmentStore * getFragmentStore() {return mFragmentStore.get();}
86    const ProgramVertex * getVertex() {return mVertex.get();}
87
88    void setupCheck();
89
90    void assignName(ObjectBase *obj, const char *name, uint32_t len);
91    void removeName(ObjectBase *obj);
92    ObjectBase * lookupName(const char *name) const;
93    void appendNameDefines(String8 *str) const;
94
95
96    ProgramFragment * getDefaultProgramFragment() const {
97        return mStateFragment.mDefault.get();
98    }
99    ProgramVertex * getDefaultProgramVertex() const {
100        return mStateVertex.mDefault.get();
101    }
102    ProgramFragmentStore * getDefaultProgramFragmentStore() const {
103        return mStateFragmentStore.mDefault.get();
104    }
105
106protected:
107    Device *mDev;
108
109    EGLint mNumConfigs;
110    EGLint mMajorVersion;
111    EGLint mMinorVersion;
112    EGLConfig mConfig;
113    EGLContext mContext;
114    EGLSurface mSurface;
115    EGLint mWidth;
116    EGLint mHeight;
117    EGLDisplay mDisplay;
118
119    bool mRunning;
120    bool mExit;
121
122    pthread_t mThreadId;
123
124    ObjectBaseRef<Script> mRootScript;
125    ObjectBaseRef<ProgramFragment> mFragment;
126    ObjectBaseRef<ProgramVertex> mVertex;
127    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
128
129private:
130    Context();
131
132    void initEGL();
133
134    bool runScript(Script *s, uint32_t launchID);
135    bool runRootScript();
136
137    static void * threadProc(void *);
138
139    // todo: put in TLS
140    static Context *gCon;
141    Surface *mWndSurface;
142
143    Vector<ObjectBase *> mNames;
144};
145
146
147}
148}
149#endif
150