rsContext.h revision e5ffb879ae535a899a486285a23bea05e912480f 
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 "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
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
108protected:
109    Device *mDev;
110
111    EGLint mNumConfigs;
112    EGLint mMajorVersion;
113    EGLint mMinorVersion;
114    EGLConfig mConfig;
115    EGLContext mContext;
116    EGLSurface mSurface;
117    EGLint mWidth;
118    EGLint mHeight;
119    EGLDisplay mDisplay;
120
121    bool mRunning;
122    bool mExit;
123
124    pthread_t mThreadId;
125
126    ObjectBaseRef<Script> mRootScript;
127    ObjectBaseRef<ProgramFragment> mFragment;
128    ObjectBaseRef<ProgramVertex> mVertex;
129    ObjectBaseRef<ProgramFragmentStore> mFragmentStore;
130
131private:
132    Context();
133
134    void initEGL();
135
136    bool runScript(Script *s, uint32_t launchID);
137    bool runRootScript();
138
139    static void * threadProc(void *);
140
141    // todo: put in TLS
142    static Context *gCon;
143    Surface *mWndSurface;
144
145    Vector<ObjectBase *> mNames;
146};
147
148
149}
150}
151#endif
152