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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 #ifndef RS_COMPATIBILITY_LIB
     28 class ProgramVertex;
     29 class ProgramFragment;
     30 class ProgramRaster;
     31 class ProgramStore;
     32 #endif
     33 
     34 class ScriptKernelID : public ObjectBase {
     35 public:
     36     ScriptKernelID(Context *rsc, Script *s, int slot, int sig);
     37     virtual ~ScriptKernelID();
     38 
     39     virtual void serialize(Context *rsc, OStream *stream) const;
     40     virtual RsA3DClassID getClassId() const;
     41 
     42     Script *mScript;
     43     int mSlot;
     44     bool mHasKernelInput;
     45     bool mHasKernelOutput;
     46 };
     47 
     48 class ScriptFieldID : public ObjectBase {
     49 public:
     50     ScriptFieldID(Context *rsc, Script *s, int slot);
     51     virtual ~ScriptFieldID();
     52 
     53     virtual void serialize(Context *rsc, OStream *stream) const;
     54     virtual RsA3DClassID getClassId() const;
     55 
     56     Script *mScript;
     57     int mSlot;
     58 };
     59 
     60 class Script : public ObjectBase {
     61 public:
     62 
     63     struct Hal {
     64         void * drv;
     65 
     66         struct DriverInfo {
     67             int mVersionMajor;
     68             int mVersionMinor;
     69 
     70             size_t exportedVariableCount;
     71             size_t exportedFunctionCount;
     72             size_t exportedPragmaCount;
     73             char const **exportedPragmaKeyList;
     74             char const **exportedPragmaValueList;
     75 
     76             int (* root)();
     77         };
     78         DriverInfo info;
     79     };
     80     Hal mHal;
     81 
     82     typedef void (* InvokeFunc_t)(void);
     83 
     84     Script(Context *);
     85     virtual ~Script();
     86 
     87     struct Enviroment_t {
     88         int64_t mStartTimeMillis;
     89         mutable int64_t mLastDtTime;
     90 
     91 #ifndef RS_COMPATIBILITY_LIB
     92         ObjectBaseRef<ProgramVertex> mVertex;
     93         ObjectBaseRef<ProgramFragment> mFragment;
     94         ObjectBaseRef<ProgramRaster> mRaster;
     95         ObjectBaseRef<ProgramStore> mFragmentStore;
     96 #endif
     97     };
     98     Enviroment_t mEnviroment;
     99 
    100     void setSlot(uint32_t slot, Allocation *a);
    101     void setVar(uint32_t slot, const void *val, size_t len);
    102     void getVar(uint32_t slot, const void *val, size_t len);
    103     void setVar(uint32_t slot, const void *val, size_t len, Element *e,
    104                 const size_t *dims, size_t dimLen);
    105     void setVarObj(uint32_t slot, ObjectBase *val);
    106 
    107     virtual bool freeChildren();
    108 
    109     virtual void runForEach(Context *rsc,
    110                             uint32_t slot,
    111                             const Allocation * ain,
    112                             Allocation * aout,
    113                             const void * usr,
    114                             size_t usrBytes,
    115                             const RsScriptCall *sc = NULL) = 0;
    116 
    117     virtual void Invoke(Context *rsc, uint32_t slot, const void *data, size_t len) = 0;
    118     virtual void setupScript(Context *rsc) = 0;
    119     virtual uint32_t run(Context *) = 0;
    120 protected:
    121     bool mInitialized;
    122     ObjectBaseRef<Allocation> *mSlots;
    123     ObjectBaseRef<const Type> *mTypes;
    124 
    125 };
    126 
    127 
    128 }
    129 }
    130 #endif
    131 
    132