rsScript.h revision bad807405b2b9764372af1ad24bcfd4fb1f33d8e 
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_SCRIPT_H
18#define ANDROID_RS_SCRIPT_H
19
20#include "rsAllocation.h"
21
22
23// ---------------------------------------------------------------------------
24namespace android {
25namespace renderscript {
26
27class ProgramVertex;
28class ProgramFragment;
29class ProgramRaster;
30class ProgramStore;
31
32class Script : public ObjectBase {
33public:
34    struct Hal {
35        void * drv;
36
37        struct State {
38            ObjectBaseRef<const Type> type;
39            void * mallocPtr;
40
41            uint32_t usageFlags;
42            RsAllocationMipmapControl mipmapControl;
43
44            // Cached fields from the Type and Element
45            // to prevent pointer chasing in critical loops.
46            uint32_t dimensionX;
47            uint32_t dimensionY;
48            uint32_t dimensionZ;
49            uint32_t elementSizeBytes;
50            bool hasMipmaps;
51            bool hasFaces;
52            bool hasReferences;
53        };
54        State state;
55
56        struct DriverInfo {
57            int mVersionMajor;
58            int mVersionMinor;
59
60            size_t exportedVariableCount;
61            size_t exportedFunctionCount;
62            size_t exportedPragmaCount;
63            char const **exportedPragmaKeyList;
64            char const **exportedPragmaValueList;
65
66            int (* root)();
67            bool isThreadable;
68        };
69        DriverInfo info;
70    };
71    Hal mHal;
72
73    typedef void (* InvokeFunc_t)(void);
74
75    Script(Context *);
76    virtual ~Script();
77
78    struct Enviroment_t {
79        int64_t mStartTimeMillis;
80        int64_t mLastDtTime;
81        const char* mTimeZone;
82
83        ObjectBaseRef<ProgramVertex> mVertex;
84        ObjectBaseRef<ProgramFragment> mFragment;
85        ObjectBaseRef<ProgramRaster> mRaster;
86        ObjectBaseRef<ProgramStore> mFragmentStore;
87    };
88    Enviroment_t mEnviroment;
89
90    void initSlots();
91    void setSlot(uint32_t slot, Allocation *a);
92    void setVar(uint32_t slot, const void *val, uint32_t len);
93    void setVarObj(uint32_t slot, ObjectBase *val);
94
95    virtual void runForEach(Context *rsc,
96                            const Allocation * ain,
97                            Allocation * aout,
98                            const void * usr,
99                            const RsScriptCall *sc = NULL) = 0;
100
101    virtual void Invoke(Context *rsc, uint32_t slot, const void *data, uint32_t len) = 0;
102    virtual void setupScript(Context *rsc) = 0;
103    virtual uint32_t run(Context *) = 0;
104protected:
105    ObjectBaseRef<Allocation> *mSlots;
106    ObjectBaseRef<const Type> *mTypes;
107
108};
109
110
111}
112}
113#endif
114
115