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      1 
      2 /*
      3  * Copyright 2012 Google Inc.
      4  *
      5  * Use of this source code is governed by a BSD-style license that can be
      6  * found in the LICENSE file.
      7  */
      8 
      9 #ifndef GrProgramObj_DEFINED
     10 #define GrProgramObj_DEFINED
     11 
     12 #include "SkTArray.h"
     13 #include "GrFakeRefObj.h"
     14 class GrShaderObj;
     15 
     16 ////////////////////////////////////////////////////////////////////////////////
     17 class GrProgramObj : public GrFakeRefObj {
     18     GR_DEFINE_CREATOR(GrProgramObj);
     19 
     20 public:
     21     GrProgramObj()
     22         : GrFakeRefObj()
     23         , fInUse(false) {}
     24 
     25     void AttachShader(GrShaderObj *shader);
     26 
     27     virtual void deleteAction() SK_OVERRIDE;
     28 
     29     // TODO: this flag system won't work w/ multiple contexts!
     30     void setInUse()         { fInUse = true; }
     31     void resetInUse()       { fInUse = false; }
     32     bool getInUse() const   { return fInUse; }
     33 
     34 protected:
     35 
     36 private:
     37     SkTArray<GrShaderObj *> fShaders;
     38     bool fInUse;            // has this program been activated by a glUseProgram call?
     39 
     40     typedef GrFakeRefObj INHERITED;
     41 };
     42 
     43 #endif // GrProgramObj_DEFINED
     44