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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "rsContext.h"
#include "rsProgramRaster.h"
using namespace android;
using namespace android::renderscript;
ProgramRaster::ProgramRaster(Context *rsc, bool pointSprite, RsCullMode cull)
: ProgramBase(rsc) {
memset(&mHal, 0, sizeof(mHal));
mHal.state.pointSprite = pointSprite;
mHal.state.cull = cull;
rsc->mHal.funcs.raster.init(rsc, this);
}
void ProgramRaster::preDestroy() const {
for (uint32_t ct = 0; ct < mRSC->mStateRaster.mRasterPrograms.size(); ct++) {
if (mRSC->mStateRaster.mRasterPrograms[ct] == this) {
mRSC->mStateRaster.mRasterPrograms.removeAt(ct);
break;
}
}
}
ProgramRaster::~ProgramRaster() {
mRSC->mHal.funcs.raster.destroy(mRSC, this);
}
void ProgramRaster::setup(const Context *rsc, ProgramRasterState *state) {
if (state->mLast.get() == this && !mDirty) {
return;
}
state->mLast.set(this);
mDirty = false;
rsc->mHal.funcs.raster.setActive(rsc, this);
}
void ProgramRaster::serialize(Context *rsc, OStream *stream) const {
}
ProgramRaster *ProgramRaster::createFromStream(Context *rsc, IStream *stream) {
return NULL;
}
ProgramRasterState::ProgramRasterState() {
}
ProgramRasterState::~ProgramRasterState() {
}
void ProgramRasterState::init(Context *rsc) {
mDefault.set(ProgramRaster::getProgramRaster(rsc, false, RS_CULL_BACK).get());
}
void ProgramRasterState::deinit(Context *rsc) {
mDefault.clear();
mLast.clear();
}
ObjectBaseRef<ProgramRaster> ProgramRaster::getProgramRaster(Context *rsc,
bool pointSprite,
RsCullMode cull) {
ObjectBaseRef<ProgramRaster> returnRef;
ObjectBase::asyncLock();
for (uint32_t ct = 0; ct < rsc->mStateRaster.mRasterPrograms.size(); ct++) {
ProgramRaster *existing = rsc->mStateRaster.mRasterPrograms[ct];
if (existing->mHal.state.pointSprite != pointSprite) continue;
if (existing->mHal.state.cull != cull) continue;
returnRef.set(existing);
ObjectBase::asyncUnlock();
return returnRef;
}
ObjectBase::asyncUnlock();
ProgramRaster *pr = new ProgramRaster(rsc, pointSprite, cull);
returnRef.set(pr);
ObjectBase::asyncLock();
rsc->mStateRaster.mRasterPrograms.push(pr);
ObjectBase::asyncUnlock();
return returnRef;
}
namespace android {
namespace renderscript {
RsProgramRaster rsi_ProgramRasterCreate(Context * rsc, bool pointSprite, RsCullMode cull) {
ObjectBaseRef<ProgramRaster> pr = ProgramRaster::getProgramRaster(rsc, pointSprite, cull);
pr->incUserRef();
return pr.get();
}
}
}