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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_PROGRAM_FRAGMENT_H
     18 #define ANDROID_RS_PROGRAM_FRAGMENT_H
     19 
     20 #include "rsProgram.h"
     21 
     22 // ---------------------------------------------------------------------------
     23 namespace android {
     24 namespace renderscript {
     25 
     26 class ProgramFragmentState;
     27 
     28 class ProgramFragment : public Program {
     29 public:
     30     ProgramFragment(Context *rsc, const char * shaderText, size_t shaderLength,
     31                     const char** textureNames, size_t textureNamesCount, const size_t *textureNamesLength,
     32                      const uint32_t * params, size_t paramLength);
     33     virtual ~ProgramFragment();
     34 
     35     virtual void setup(Context *, ProgramFragmentState *);
     36 
     37     virtual void serialize(Context *rsc, OStream *stream) const;
     38     virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_PROGRAM_FRAGMENT; }
     39     static ProgramFragment *createFromStream(Context *rsc, IStream *stream);
     40 
     41     void setConstantColor(Context *, float, float, float, float);
     42 
     43 protected:
     44     float mConstantColor[4];
     45     int32_t mTextureUniformIndexStart;
     46 };
     47 
     48 class ProgramFragmentState {
     49 public:
     50     ProgramFragmentState();
     51     ~ProgramFragmentState();
     52 
     53     ProgramFragment *mPF;
     54     void init(Context *rsc);
     55     void deinit(Context *rsc);
     56 
     57     ObjectBaseRef<ProgramFragment> mDefault;
     58     Vector<ProgramFragment *> mPrograms;
     59 
     60     ObjectBaseRef<ProgramFragment> mLast;
     61 };
     62 
     63 }
     64 }
     65 #endif
     66 
     67 
     68 
     69 
     70