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 #include "rsContext.h" 18 #include "rsProgramRaster.h" 19 20 namespace android { 21 namespace renderscript { 22 23 ProgramRaster::ProgramRaster(Context *rsc, bool pointSprite, RsCullMode cull) 24 : ProgramBase(rsc) { 25 26 memset(&mHal, 0, sizeof(mHal)); 27 mHal.state.pointSprite = pointSprite; 28 mHal.state.cull = cull; 29 rsc->mHal.funcs.raster.init(rsc, this); 30 } 31 32 void ProgramRaster::preDestroy() const { 33 auto& rasterPrograms = mRSC->mStateRaster.mRasterPrograms; 34 for (uint32_t ct = 0; ct < rasterPrograms.size(); ct++) { 35 if (rasterPrograms[ct] == this) { 36 rasterPrograms.erase(rasterPrograms.begin() + ct); 37 break; 38 } 39 } 40 } 41 42 ProgramRaster::~ProgramRaster() { 43 mRSC->mHal.funcs.raster.destroy(mRSC, this); 44 } 45 46 void ProgramRaster::setup(const Context *rsc, ProgramRasterState *state) { 47 if (state->mLast.get() == this && !mDirty) { 48 return; 49 } 50 state->mLast.set(this); 51 mDirty = false; 52 53 rsc->mHal.funcs.raster.setActive(rsc, this); 54 } 55 56 void ProgramRaster::serialize(Context *rsc, OStream *stream) const { 57 } 58 59 ProgramRaster *ProgramRaster::createFromStream(Context *rsc, IStream *stream) { 60 return nullptr; 61 } 62 63 ProgramRasterState::ProgramRasterState() { 64 } 65 66 ProgramRasterState::~ProgramRasterState() { 67 } 68 69 void ProgramRasterState::init(Context *rsc) { 70 mDefault.set(ProgramRaster::getProgramRaster(rsc, false, RS_CULL_BACK).get()); 71 } 72 73 void ProgramRasterState::deinit(Context *rsc) { 74 mDefault.clear(); 75 mLast.clear(); 76 } 77 78 ObjectBaseRef<ProgramRaster> ProgramRaster::getProgramRaster(Context *rsc, 79 bool pointSprite, 80 RsCullMode cull) { 81 ObjectBaseRef<ProgramRaster> returnRef; 82 ObjectBase::asyncLock(); 83 for (uint32_t ct = 0; ct < rsc->mStateRaster.mRasterPrograms.size(); ct++) { 84 ProgramRaster *existing = rsc->mStateRaster.mRasterPrograms[ct]; 85 if (existing->mHal.state.pointSprite != pointSprite) continue; 86 if (existing->mHal.state.cull != cull) continue; 87 returnRef.set(existing); 88 ObjectBase::asyncUnlock(); 89 return returnRef; 90 } 91 ObjectBase::asyncUnlock(); 92 93 ProgramRaster *pr = new ProgramRaster(rsc, pointSprite, cull); 94 returnRef.set(pr); 95 96 ObjectBase::asyncLock(); 97 rsc->mStateRaster.mRasterPrograms.push_back(pr); 98 ObjectBase::asyncUnlock(); 99 100 return returnRef; 101 } 102 103 RsProgramRaster rsi_ProgramRasterCreate(Context * rsc, bool pointSprite, RsCullMode cull) { 104 ObjectBaseRef<ProgramRaster> pr = ProgramRaster::getProgramRaster(rsc, pointSprite, cull); 105 pr->incUserRef(); 106 return pr.get(); 107 } 108 109 } // namespace renderscript 110 } // namespace android 111