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/*
* Copyright (C) 2011 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 "rsFBOCache.h"
#include "rsContext.h"
#include "rsAllocation.h"
namespace android {
namespace renderscript {
FBOCache::FBOCache() {
mDirty = true;
mHal.state.colorTargetsCount = 1;
mHal.state.colorTargets = new Allocation*[mHal.state.colorTargetsCount];
mColorTargets = new ObjectBaseRef<Allocation>[mHal.state.colorTargetsCount];
resetAll(nullptr);
}
FBOCache::~FBOCache() {
delete[] mHal.state.colorTargets;
delete[] mColorTargets;
}
void FBOCache::init(Context *rsc) {
rsc->mHal.funcs.framebuffer.init(rsc, this);
}
void FBOCache::deinit(Context *rsc) {
rsc->mHal.funcs.framebuffer.destroy(rsc, this);
}
void FBOCache::bindColorTarget(Context *rsc, Allocation *a, uint32_t slot) {
if (slot >= mHal.state.colorTargetsCount) {
ALOGE("Invalid render target index");
return;
}
if (a != nullptr) {
if (!(a->getIsTexture() || (a->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_OUTPUT))) {
ALOGE("Invalid Color Target");
return;
}
}
mColorTargets[slot].set(a);
mHal.state.colorTargets[slot] = a;
mDirty = true;
}
void FBOCache::bindDepthTarget(Context *rsc, Allocation *a) {
if (a != nullptr) {
if (!a->getIsRenderTarget()) {
ALOGE("Invalid Depth Target");
return;
}
}
mDepthTarget.set(a);
mHal.state.depthTarget = a;
mDirty = true;
}
void FBOCache::resetAll(Context *) {
for (uint32_t i = 0; i < mHal.state.colorTargetsCount; i ++) {
mColorTargets[i].set(nullptr);
mHal.state.colorTargets[i] = nullptr;
}
mDepthTarget.set(nullptr);
mHal.state.depthTarget = nullptr;
mDirty = true;
}
void FBOCache::setup(Context *rsc) {
if (!mDirty) {
return;
}
rsc->mHal.funcs.framebuffer.setActive(rsc, this);
mDirty = false;
}
} // namespace renderscript
} // namespace android