rsProgramFragment.h revision e0158410a2fedef43f5a2848c28393ad611e8cad
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// --------------------------------------------------------------------------- 23namespace android { 24namespace renderscript { 25 26class ProgramFragmentState; 27 28class ProgramFragment : public Program 29{ 30public: 31 const static uint32_t MAX_TEXTURE = 2; 32 33 34 35 ProgramFragment(Element *in, Element *out, bool pointSpriteEnable); 36 virtual ~ProgramFragment(); 37 38 virtual void setupGL(ProgramFragmentState *); 39 40 41 42 void bindTexture(uint32_t slot, Allocation *); 43 void bindSampler(uint32_t slot, Sampler *); 44 void setType(uint32_t slot, const Element *, uint32_t dim); 45 46 void setEnvMode(uint32_t slot, RsTexEnvMode); 47 void setTexEnable(uint32_t slot, bool); 48 49 50 51protected: 52 // The difference between Textures and Constants is how they are accessed 53 // Texture lookups go though a sampler which in effect converts normalized 54 // coordinates into type specific. Multiple samples may also be taken 55 // and filtered. 56 // 57 // Constants are strictly accessed by programetic loads. 58 ObjectBaseRef<Allocation> mTextures[MAX_TEXTURE]; 59 ObjectBaseRef<Sampler> mSamplers[MAX_TEXTURE]; 60 ObjectBaseRef<const Element> mTextureFormats[MAX_TEXTURE]; 61 uint32_t mTextureDimensions[MAX_TEXTURE]; 62 63 64 // Hacks to create a program for now 65 RsTexEnvMode mEnvModes[MAX_TEXTURE]; 66 uint32_t mTextureEnableMask; 67 bool mPointSpriteEnable; 68}; 69 70class ProgramFragmentState 71{ 72public: 73 ProgramFragmentState(); 74 ~ProgramFragmentState(); 75 76 ProgramFragment *mPF; 77 void init(Context *rsc, int32_t w, int32_t h); 78 79 ObjectBaseRef<Type> mTextureTypes[ProgramFragment::MAX_TEXTURE]; 80 ObjectBaseRef<ProgramFragment> mDefault; 81 Vector<ProgramFragment *> mPrograms; 82 83 ObjectBaseRef<ProgramFragment> mLast; 84}; 85 86 87} 88} 89#endif 90 91 92 93 94