rsContext.h revision a5577808737a394bdb156fbeb80018d0a4d8438d 
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 "rsProgramFragment.h"
36#include "rsProgramFragmentStore.h"
37#include "rsProgramVertex.h"
38#include "rsLight.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
87    void setupCheck();
88
89    void assignName(ObjectBase *obj, const char *name, uint32_t len);
90    void removeName(ObjectBase *obj);
91    ObjectBase * lookupName(const char *name) const;
92    void appendNameDefines(String8 *str) const;
93
94
95    ProgramFragment * getDefaultProgramFragment() const {
96        return mStateFragment.mDefault.get();
97    }
98    ProgramVertex * getDefaultProgramVertex() const {
99        return mStateVertex.mDefault.get();
100    }
101    ProgramFragmentStore * getDefaultProgramFragmentStore() const {
102        return mStateFragmentStore.mDefault.get();
103    }
104
105protected:
106    Device *mDev;
107
108    EGLint mNumConfigs;
109    EGLint mMajorVersion;
110    EGLint mMinorVersion;
111    EGLConfig mConfig;
112    EGLContext mContext;
113    EGLSurface mSurface;
114    EGLint mWidth;
115    EGLint mHeight;
116    EGLDisplay mDisplay;
117
118    bool mRunning;
119    bool mExit;
120
121    pthread_t mThreadId;
122
123    ObjectBaseRef<Script> mRootScript;
124    ObjectBaseRef<ProgramFragment> mFragment;
125    ObjectBaseRef<ProgramVertex> mVertex;
126    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
127
128private:
129    Context();
130
131    void initEGL();
132
133    bool runScript(Script *s, uint32_t launchID);
134    bool runRootScript();
135
136    static void * threadProc(void *);
137
138    // todo: put in TLS
139    static Context *gCon;
140    Surface *mWndSurface;
141
142    Vector<ObjectBase *> mNames;
143};
144
145
146}
147}
148#endif
149