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100 lines
3.1 KiB
100 lines
3.1 KiB
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "rsdCore.h"
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#include "rsdFrameBuffer.h"
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#include "rsdFrameBufferObj.h"
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#include "rsdAllocation.h"
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#include "rsContext.h"
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#include "rsFBOCache.h"
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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using android::renderscript::Context;
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using android::renderscript::FBOCache;
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void setDepthAttachment(const Context *rsc, const FBOCache *fb) {
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RsdFrameBufferObj *fbo = (RsdFrameBufferObj*)fb->mHal.drv;
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DrvAllocation *depth = nullptr;
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if (fb->mHal.state.depthTarget != nullptr) {
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depth = (DrvAllocation *)fb->mHal.state.depthTarget->mHal.drv;
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if (depth->uploadDeferred) {
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rsdAllocationSyncAll(rsc, fb->mHal.state.depthTarget,
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RS_ALLOCATION_USAGE_SCRIPT);
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}
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}
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fbo->setDepthTarget(depth);
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}
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void setColorAttachment(const Context *rsc, const FBOCache *fb) {
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RsdFrameBufferObj *fbo = (RsdFrameBufferObj*)fb->mHal.drv;
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// Now attach color targets
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for (uint32_t i = 0; i < fb->mHal.state.colorTargetsCount; i ++) {
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DrvAllocation *color = nullptr;
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if (fb->mHal.state.colorTargets[i] != nullptr) {
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color = (DrvAllocation *)fb->mHal.state.colorTargets[i]->mHal.drv;
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if (color->uploadDeferred) {
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rsdAllocationSyncAll(rsc, fb->mHal.state.colorTargets[i],
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RS_ALLOCATION_USAGE_SCRIPT);
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}
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}
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fbo->setColorTarget(color, i);
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}
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}
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bool rsdFrameBufferInit(const Context *rsc, const FBOCache *fb) {
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RsdFrameBufferObj *fbo = new RsdFrameBufferObj();
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if (fbo == nullptr) {
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return false;
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}
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fb->mHal.drv = fbo;
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RsdHal *dc = (RsdHal *)rsc->mHal.drv;
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dc->gl.currentFrameBuffer = fbo;
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return true;
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}
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void rsdFrameBufferSetActive(const Context *rsc, const FBOCache *fb) {
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setDepthAttachment(rsc, fb);
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setColorAttachment(rsc, fb);
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RsdFrameBufferObj *fbo = (RsdFrameBufferObj *)fb->mHal.drv;
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if (fb->mHal.state.colorTargets[0]) {
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fbo->setDimensions(fb->mHal.state.colorTargets[0]->getType()->getDimX(),
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fb->mHal.state.colorTargets[0]->getType()->getDimY());
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} else if (fb->mHal.state.depthTarget) {
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fbo->setDimensions(fb->mHal.state.depthTarget->getType()->getDimX(),
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fb->mHal.state.depthTarget->getType()->getDimY());
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}
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fbo->setActive(rsc);
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}
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void rsdFrameBufferDestroy(const Context *rsc, const FBOCache *fb) {
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RsdFrameBufferObj *fbo = (RsdFrameBufferObj *)fb->mHal.drv;
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delete fbo;
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fb->mHal.drv = nullptr;
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}
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