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      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 // ---------------------------------------------------------------------------
     24 namespace android {
     25 namespace renderscript {
     26 
     27 class ProgramVertex;
     28 class ProgramFragment;
     29 class ProgramRaster;
     30 class ProgramStore;
     31 
     32 class Script : public ObjectBase {
     33 public:
     34     struct Hal {
     35         void * drv;
     36 
     37         struct DriverInfo {
     38             int mVersionMajor;
     39             int mVersionMinor;
     40 
     41             size_t exportedVariableCount;
     42             size_t exportedFunctionCount;
     43             size_t exportedPragmaCount;
     44             char const **exportedPragmaKeyList;
     45             char const **exportedPragmaValueList;
     46 
     47             int (* root)();
     48             bool isThreadable;
     49         };
     50         DriverInfo info;
     51     };
     52     Hal mHal;
     53 
     54     typedef void (* InvokeFunc_t)(void);
     55 
     56     Script(Context *);
     57     virtual ~Script();
     58 
     59     struct Enviroment_t {
     60         int64_t mStartTimeMillis;
     61         int64_t mLastDtTime;
     62         const char* mTimeZone;
     63 
     64         ObjectBaseRef<ProgramVertex> mVertex;
     65         ObjectBaseRef<ProgramFragment> mFragment;
     66         ObjectBaseRef<ProgramRaster> mRaster;
     67         ObjectBaseRef<ProgramStore> mFragmentStore;
     68     };
     69     Enviroment_t mEnviroment;
     70 
     71     void initSlots();
     72     void setSlot(uint32_t slot, Allocation *a);
     73     void setVar(uint32_t slot, const void *val, size_t len);
     74     void setVarObj(uint32_t slot, ObjectBase *val);
     75 
     76     virtual bool freeChildren();
     77 
     78     virtual void runForEach(Context *rsc,
     79                             const Allocation * ain,
     80                             Allocation * aout,
     81                             const void * usr,
     82                             size_t usrBytes,
     83                             const RsScriptCall *sc = NULL) = 0;
     84 
     85     virtual void Invoke(Context *rsc, uint32_t slot, const void *data, size_t len) = 0;
     86     virtual void setupScript(Context *rsc) = 0;
     87     virtual uint32_t run(Context *) = 0;
     88 protected:
     89     ObjectBaseRef<Allocation> *mSlots;
     90     ObjectBaseRef<const Type> *mTypes;
     91 
     92 };
     93 
     94 
     95 }
     96 }
     97 #endif
     98 
     99