rsContext.h revision 992a0b70d8fd7a14f0c57bc3c7e16c1f269a6609 
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 "rsType.h"
21#include "rsMatrix.h"
22#include "rsAllocation.h"
23#include "rsTriangleMesh.h"
24#include "rsDevice.h"
25#include "rsScriptC.h"
26#include "rsAllocation.h"
27#include "rsAdapter.h"
28#include "rsSampler.h"
29#include "rsProgramFragment.h"
30#include "rsProgramFragmentStore.h"
31#include "rsProgramVertex.h"
32#include "rsLight.h"
33
34#include "rsgApiStructs.h"
35#include "rsLocklessFifo.h"
36
37#include <ui/EGLNativeWindowSurface.h>
38#include <ui/Surface.h>
39
40
41
42// ---------------------------------------------------------------------------
43namespace android {
44namespace renderscript {
45
46class Context
47{
48public:
49    Context(Device *, Surface *);
50    ~Context();
51
52    static pthread_key_t gThreadTLSKey;
53    struct ScriptTLSStruct {
54        Context * mContext;
55        Script * mScript;
56    };
57
58
59    //StructuredAllocationContext mStateAllocation;
60    ElementState mStateElement;
61    TypeState mStateType;
62    SamplerState mStateSampler;
63    ProgramFragmentState mStateFragment;
64    ProgramFragmentStoreState mStateFragmentStore;
65    ProgramVertexState mStateVertex;
66    LightState mStateLight;
67
68    TriangleMeshContext mStateTriangleMesh;
69
70    ScriptCState mScriptC;
71
72    static Context * getContext() {return gCon;}
73
74    void swapBuffers();
75    void setRootScript(Script *);
76    void setVertex(ProgramVertex *);
77    void setFragment(ProgramFragment *);
78    void setFragmentStore(ProgramFragmentStore *);
79
80    void updateSurface(void *sur);
81
82    const ProgramFragment * getFragment() {return mFragment.get();}
83    const ProgramFragmentStore * getFragmentStore() {return mFragmentStore.get();}
84
85    void setupCheck();
86
87    void assignName(ObjectBase *obj, const char *name, uint32_t len);
88    void removeName(ObjectBase *obj);
89    ObjectBase * lookupName(const char *name) const;
90    void appendNameDefines(String8 *str) const;
91
92
93    ProgramFragment * getDefaultProgramFragment() const {
94        return mStateFragment.mDefault.get();
95    }
96    ProgramVertex * getDefaultProgramVertex() const {
97        return mStateVertex.mDefault.get();
98    }
99    ProgramFragmentStore * getDefaultProgramFragmentStore() const {
100        return mStateFragmentStore.mDefault.get();
101    }
102
103protected:
104    Device *mDev;
105
106    EGLint mNumConfigs;
107    EGLint mMajorVersion;
108    EGLint mMinorVersion;
109    EGLConfig mConfig;
110    EGLContext mContext;
111    EGLSurface mSurface;
112    EGLint mWidth;
113    EGLint mHeight;
114    EGLDisplay mDisplay;
115
116    bool mRunning;
117    bool mExit;
118
119    pthread_t mThreadId;
120
121    ObjectBaseRef<Script> mRootScript;
122    ObjectBaseRef<ProgramFragment> mFragment;
123    ObjectBaseRef<ProgramVertex> mVertex;
124    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
125
126private:
127    Context();
128
129    void initEGL();
130
131    bool runScript(Script *s, uint32_t launchID);
132    bool runRootScript();
133
134    static void * threadProc(void *);
135
136    // todo: put in TLS
137    static Context *gCon;
138    Surface *mWndSurface;
139
140    Vector<ObjectBase *> mNames;
141};
142
143
144}
145}
146#endif
147