blob: bb07d296c5eebc0939cfb4e0dad12e8a2c125c4a [file] [log] [blame]
/*
* 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 "rsdCore.h"
#include "rsdFrameBuffer.h"
#include "rsdFrameBufferObj.h"
#include "rsdAllocation.h"
#include "rsContext.h"
#include "rsFBOCache.h"
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
using namespace android;
using namespace android::renderscript;
void setDepthAttachment(const Context *rsc, const FBOCache *fb) {
RsdFrameBufferObj *fbo = (RsdFrameBufferObj*)fb->mHal.drv;
DrvAllocation *depth = NULL;
if (fb->mHal.state.depthTarget != NULL) {
depth = (DrvAllocation *)fb->mHal.state.depthTarget->mHal.drv;
if (depth->uploadDeferred) {
rsdAllocationSyncAll(rsc, fb->mHal.state.depthTarget,
RS_ALLOCATION_USAGE_SCRIPT);
}
}
fbo->setDepthTarget(depth);
}
void setColorAttachment(const Context *rsc, const FBOCache *fb) {
RsdFrameBufferObj *fbo = (RsdFrameBufferObj*)fb->mHal.drv;
// Now attach color targets
for (uint32_t i = 0; i < fb->mHal.state.colorTargetsCount; i ++) {
DrvAllocation *color = NULL;
if (fb->mHal.state.colorTargets[i] != NULL) {
color = (DrvAllocation *)fb->mHal.state.colorTargets[i]->mHal.drv;
if (color->uploadDeferred) {
rsdAllocationSyncAll(rsc, fb->mHal.state.colorTargets[i],
RS_ALLOCATION_USAGE_SCRIPT);
}
}
fbo->setColorTarget(color, i);
}
}
bool rsdFrameBufferInit(const Context *rsc, const FBOCache *fb) {
RsdFrameBufferObj *fbo = new RsdFrameBufferObj();
if (fbo == NULL) {
return false;
}
fb->mHal.drv = fbo;
RsdHal *dc = (RsdHal *)rsc->mHal.drv;
dc->gl.currentFrameBuffer = fbo;
return true;
}
void rsdFrameBufferSetActive(const Context *rsc, const FBOCache *fb) {
setDepthAttachment(rsc, fb);
setColorAttachment(rsc, fb);
RsdFrameBufferObj *fbo = (RsdFrameBufferObj *)fb->mHal.drv;
if (fb->mHal.state.colorTargets[0]) {
fbo->setDimensions(fb->mHal.state.colorTargets[0]->getType()->getDimX(),
fb->mHal.state.colorTargets[0]->getType()->getDimY());
} else if (fb->mHal.state.depthTarget) {
fbo->setDimensions(fb->mHal.state.depthTarget->getType()->getDimX(),
fb->mHal.state.depthTarget->getType()->getDimY());
}
fbo->setActive(rsc);
}
void rsdFrameBufferDestroy(const Context *rsc, const FBOCache *fb) {
RsdFrameBufferObj *fbo = (RsdFrameBufferObj *)fb->mHal.drv;
delete fbo;
fb->mHal.drv = NULL;
}