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
ProgramRaster(Context * rsc,bool pointSprite,RsCullMode cull)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
preDestroy() const32 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
~ProgramRaster()42 ProgramRaster::~ProgramRaster() {
43 mRSC->mHal.funcs.raster.destroy(mRSC, this);
44 }
45
setup(const Context * rsc,ProgramRasterState * state)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
serialize(Context * rsc,OStream * stream) const56 void ProgramRaster::serialize(Context *rsc, OStream *stream) const {
57 }
58
createFromStream(Context * rsc,IStream * stream)59 ProgramRaster *ProgramRaster::createFromStream(Context *rsc, IStream *stream) {
60 return nullptr;
61 }
62
ProgramRasterState()63 ProgramRasterState::ProgramRasterState() {
64 }
65
~ProgramRasterState()66 ProgramRasterState::~ProgramRasterState() {
67 }
68
init(Context * rsc)69 void ProgramRasterState::init(Context *rsc) {
70 mDefault.set(ProgramRaster::getProgramRaster(rsc, false, RS_CULL_BACK).get());
71 }
72
deinit(Context * rsc)73 void ProgramRasterState::deinit(Context *rsc) {
74 mDefault.clear();
75 mLast.clear();
76 }
77
getProgramRaster(Context * rsc,bool pointSprite,RsCullMode cull)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
rsi_ProgramRasterCreate(Context * rsc,bool pointSprite,RsCullMode cull)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