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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 #include "rsContext.h"
     18 #include "rsProgramStore.h"
     19 
     20 using namespace android;
     21 using namespace android::renderscript;
     22 
     23 
     24 ProgramStore::ProgramStore(Context *rsc,
     25                            bool colorMaskR, bool colorMaskG, bool colorMaskB, bool colorMaskA,
     26                            bool depthMask, bool ditherEnable,
     27                            RsBlendSrcFunc srcFunc, RsBlendDstFunc destFunc,
     28                            RsDepthFunc depthFunc) : ProgramBase(rsc) {
     29     memset(&mHal, 0, sizeof(mHal));
     30 
     31     mHal.state.ditherEnable = ditherEnable;
     32 
     33     mHal.state.colorRWriteEnable = colorMaskR;
     34     mHal.state.colorGWriteEnable = colorMaskG;
     35     mHal.state.colorBWriteEnable = colorMaskB;
     36     mHal.state.colorAWriteEnable = colorMaskA;
     37     mHal.state.blendSrc = srcFunc;
     38     mHal.state.blendDst = destFunc;
     39 
     40     mHal.state.depthWriteEnable = depthMask;
     41     mHal.state.depthFunc = depthFunc;
     42 }
     43 
     44 void ProgramStore::preDestroy() const {
     45     for (uint32_t ct = 0; ct < mRSC->mStateFragmentStore.mStorePrograms.size(); ct++) {
     46         if (mRSC->mStateFragmentStore.mStorePrograms[ct] == this) {
     47             mRSC->mStateFragmentStore.mStorePrograms.removeAt(ct);
     48             break;
     49         }
     50     }
     51 }
     52 
     53 ProgramStore::~ProgramStore() {
     54     mRSC->mHal.funcs.store.destroy(mRSC, this);
     55 }
     56 
     57 void ProgramStore::setup(const Context *rsc, ProgramStoreState *state) {
     58     if (state->mLast.get() == this) {
     59         return;
     60     }
     61     state->mLast.set(this);
     62 
     63     rsc->mHal.funcs.store.setActive(rsc, this);
     64 }
     65 
     66 void ProgramStore::serialize(Context *rsc, OStream *stream) const {
     67 }
     68 
     69 ProgramStore *ProgramStore::createFromStream(Context *rsc, IStream *stream) {
     70     return NULL;
     71 }
     72 
     73 void ProgramStore::init() {
     74     mRSC->mHal.funcs.store.init(mRSC, this);
     75 }
     76 
     77 ProgramStoreState::ProgramStoreState() {
     78 }
     79 
     80 ProgramStoreState::~ProgramStoreState() {
     81 }
     82 
     83 ObjectBaseRef<ProgramStore> ProgramStore::getProgramStore(Context *rsc,
     84                                                           bool colorMaskR,
     85                                                           bool colorMaskG,
     86                                                           bool colorMaskB,
     87                                                           bool colorMaskA,
     88                                                           bool depthMask, bool ditherEnable,
     89                                                           RsBlendSrcFunc srcFunc,
     90                                                           RsBlendDstFunc destFunc,
     91                                                           RsDepthFunc depthFunc) {
     92     ObjectBaseRef<ProgramStore> returnRef;
     93     ObjectBase::asyncLock();
     94     for (uint32_t ct = 0; ct < rsc->mStateFragmentStore.mStorePrograms.size(); ct++) {
     95         ProgramStore *existing = rsc->mStateFragmentStore.mStorePrograms[ct];
     96         if (existing->mHal.state.ditherEnable != ditherEnable) continue;
     97         if (existing->mHal.state.colorRWriteEnable != colorMaskR) continue;
     98         if (existing->mHal.state.colorGWriteEnable != colorMaskG) continue;
     99         if (existing->mHal.state.colorBWriteEnable != colorMaskB) continue;
    100         if (existing->mHal.state.colorAWriteEnable != colorMaskA) continue;
    101         if (existing->mHal.state.blendSrc != srcFunc) continue;
    102         if (existing->mHal.state.blendDst != destFunc) continue;
    103         if (existing->mHal.state.depthWriteEnable != depthMask) continue;
    104         if (existing->mHal.state.depthFunc != depthFunc) continue;
    105 
    106         returnRef.set(existing);
    107         ObjectBase::asyncUnlock();
    108         return returnRef;
    109     }
    110     ObjectBase::asyncUnlock();
    111 
    112     ProgramStore *pfs = new ProgramStore(rsc,
    113                                          colorMaskR, colorMaskG, colorMaskB, colorMaskA,
    114                                          depthMask, ditherEnable,
    115                                          srcFunc, destFunc, depthFunc);
    116     returnRef.set(pfs);
    117 
    118     pfs->init();
    119 
    120     ObjectBase::asyncLock();
    121     rsc->mStateFragmentStore.mStorePrograms.push(pfs);
    122     ObjectBase::asyncUnlock();
    123 
    124     return returnRef;
    125 }
    126 
    127 
    128 
    129 void ProgramStoreState::init(Context *rsc) {
    130     mDefault.set(ProgramStore::getProgramStore(rsc,
    131                                                true, true, true, true,
    132                                                true, true,
    133                                                RS_BLEND_SRC_ONE, RS_BLEND_DST_ZERO,
    134                                                RS_DEPTH_FUNC_LESS).get());
    135 }
    136 
    137 void ProgramStoreState::deinit(Context *rsc) {
    138     mDefault.clear();
    139     mLast.clear();
    140 }
    141 
    142 
    143 namespace android {
    144 namespace renderscript {
    145 
    146 RsProgramStore rsi_ProgramStoreCreate(Context *rsc,
    147                                       bool colorMaskR, bool colorMaskG, bool colorMaskB, bool colorMaskA,
    148                                       bool depthMask, bool ditherEnable,
    149                                       RsBlendSrcFunc srcFunc, RsBlendDstFunc destFunc,
    150                                       RsDepthFunc depthFunc) {
    151 
    152 
    153     ObjectBaseRef<ProgramStore> ps = ProgramStore::getProgramStore(rsc,
    154                                                                    colorMaskR, colorMaskG,
    155                                                                    colorMaskB, colorMaskA,
    156                                                                    depthMask, ditherEnable,
    157                                                                    srcFunc, destFunc, depthFunc);
    158     ps->incUserRef();
    159     return ps.get();
    160 }
    161 
    162 }
    163 }
    164