mitsuba/src/librender/renderjob.cpp

122 lines
4.0 KiB
C++

/*
This file is part of Mitsuba, a physically based rendering system.
Copyright (c) 2007-2014 by Wenzel Jakob and others.
Mitsuba is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License Version 3
as published by the Free Software Foundation.
Mitsuba is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mitsuba/render/renderjob.h>
#include <mitsuba/render/renderproc.h>
#include <boost/filesystem.hpp>
MTS_NAMESPACE_BEGIN
RenderJob::RenderJob(const std::string &threadName,
Scene *scene, RenderQueue *queue, int sceneResID, int sensorResID,
int samplerResID, bool threadIsCritical, bool interactive)
: Thread(threadName), m_scene(scene), m_queue(queue), m_interactive(interactive) {
/* Optional: bring the process down when this thread crashes */
setCritical(threadIsCritical);
m_queue->addJob(this);
ref<Scheduler> sched = Scheduler::getInstance();
ref<Sensor> sensor = m_scene->getSensor();
ref<Sampler> sampler = m_scene->getSampler();
/* Register the scene with the scheduler if needed */
if (sceneResID == -1) {
m_sceneResID = sched->registerResource(m_scene);
m_ownsSceneResource = true;
} else {
m_sceneResID = sceneResID;
m_ownsSceneResource = false;
}
/* Register the sensor with the scheduler if needed */
if (sensorResID == -1) {
m_sensorResID = sched->registerResource(sensor);
m_ownsSensorResource = true;
} else {
m_sensorResID = sensorResID;
m_ownsSensorResource = false;
}
/* Register the sampler with the scheduler if needed */
if (samplerResID == -1) {
/* Create a sampler instance for every core */
std::vector<SerializableObject *> samplers(sched->getCoreCount());
for (size_t i=0; i<sched->getCoreCount(); ++i) {
ref<Sampler> clonedSampler = sampler->clone();
clonedSampler->incRef();
samplers[i] = clonedSampler.get();
}
m_samplerResID = sched->registerMultiResource(samplers);
for (size_t i=0; i<sched->getCoreCount(); ++i)
samplers[i]->decRef();
m_ownsSamplerResource = true;
} else {
m_samplerResID = samplerResID;
m_ownsSamplerResource = false;
}
m_cancelled = false;
}
RenderJob::~RenderJob() {
Scheduler *sched = Scheduler::getInstance();
if (m_ownsSceneResource)
sched->unregisterResource(m_sceneResID);
if (m_ownsSamplerResource)
sched->unregisterResource(m_samplerResID);
if (m_ownsSensorResource)
sched->unregisterResource(m_sensorResID);
}
void RenderJob::run() {
ref<Film> film = m_scene->getFilm();
ref<Sampler> sampler = m_scene->getSampler();
m_cancelled = false;
try {
m_scene->getFilm()->setDestinationFile(m_scene->getDestinationFile(),
m_scene->getBlockSize());
if (!m_scene->preprocess(m_queue, this, m_sceneResID, m_sensorResID, m_samplerResID)) {
m_cancelled = true;
Log(EWarn, "Preprocessing of scene \"%s\" did not complete successfully!",
m_scene->getSourceFile().filename().string().c_str());
}
if (!m_cancelled) {
if (!m_scene->render(m_queue, this, m_sceneResID, m_sensorResID, m_samplerResID)) {
m_cancelled = true;
Log(EWarn, "Rendering of scene \"%s\" did not complete successfully!",
m_scene->getSourceFile().filename().string().c_str());
}
Log(EInfo, "Render time: %s", timeString(m_queue->getRenderTime(this), true).c_str());
m_scene->postprocess(m_queue, this, m_sceneResID, m_sensorResID, m_samplerResID);
}
} catch (const std::exception &ex) {
Log(EWarn, "Rendering of scene \"%s\" did not complete successfully, caught exception: %s",
m_scene->getSourceFile().filename().string().c_str(), ex.what());
m_cancelled = true;
}
m_queue->removeJob(this, m_cancelled);
}
MTS_IMPLEMENT_CLASS(RenderJob, false, Thread)
MTS_NAMESPACE_END