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      1 /*
      2  * Copyright (C) 2009-2012 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 ScriptKernelID : public ObjectBase {
     28 public:
     29     ScriptKernelID(Context *rsc, Script *s, int slot, int sig);
     30     virtual ~ScriptKernelID();
     31 
     32     virtual void serialize(Context *rsc, OStream *stream) const;
     33     virtual RsA3DClassID getClassId() const;
     34 
     35     Script *mScript;
     36     int mSlot;
     37     bool mHasKernelInput;
     38     bool mHasKernelOutput;
     39 };
     40 
     41 class ScriptFieldID : public ObjectBase {
     42 public:
     43     ScriptFieldID(Context *rsc, Script *s, int slot);
     44     virtual ~ScriptFieldID();
     45 
     46     virtual void serialize(Context *rsc, OStream *stream) const;
     47     virtual RsA3DClassID getClassId() const;
     48 
     49     Script *mScript;
     50     int mSlot;
     51 };
     52 
     53 class Script : public ObjectBase {
     54 public:
     55 
     56     struct Hal {
     57         void * drv;
     58 
     59         struct DriverInfo {
     60             int mVersionMajor;
     61             int mVersionMinor;
     62 
     63             size_t exportedVariableCount;
     64             size_t exportedFunctionCount;
     65             size_t exportedPragmaCount;
     66             char const **exportedPragmaKeyList;
     67             char const **exportedPragmaValueList;
     68 
     69             int (* root)();
     70             bool isThreadable;
     71         };
     72         DriverInfo info;
     73     };
     74     Hal mHal;
     75 
     76     typedef void (* InvokeFunc_t)(void);
     77 
     78     Script(Context *);
     79     virtual ~Script();
     80 
     81     struct Enviroment_t {
     82         int64_t mStartTimeMillis;
     83         int64_t mLastDtTime;
     84     };
     85     Enviroment_t mEnviroment;
     86 
     87     void setSlot(uint32_t slot, Allocation *a);
     88     void setVar(uint32_t slot, const void *val, size_t len);
     89     void setVar(uint32_t slot, const void *val, size_t len, Element *e,
     90                 const size_t *dims, size_t dimLen);
     91     void setVarObj(uint32_t slot, ObjectBase *val);
     92 
     93     virtual bool freeChildren();
     94 
     95     virtual void runForEach(Context *rsc,
     96                             uint32_t slot,
     97                             const Allocation * ain,
     98                             Allocation * aout,
     99                             const void * usr,
    100                             size_t usrBytes,
    101                             const RsScriptCall *sc = NULL) = 0;
    102 
    103     virtual void Invoke(Context *rsc, uint32_t slot, const void *data, size_t len) = 0;
    104     virtual void setupScript(Context *rsc) = 0;
    105     virtual uint32_t run(Context *) = 0;
    106 protected:
    107     bool mInitialized;
    108     ObjectBaseRef<Allocation> *mSlots;
    109     ObjectBaseRef<const Type> *mTypes;
    110 
    111 };
    112 
    113 
    114 }
    115 }
    116 #endif
    117 
    118