2010-09-03 05:41:20 +08:00
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/*
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This file is part of Mitsuba, a physically based rendering system.
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Copyright (c) 2007-2010 by Wenzel Jakob and others.
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Mitsuba is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License Version 3
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as published by the Free Software Foundation.
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Mitsuba is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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2010-08-10 01:38:37 +08:00
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#include <mitsuba/hw/nsgldevice.h>
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#include <Cocoa/Cocoa.h>
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MTS_NAMESPACE_BEGIN
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NSGLSession::NSGLSession()
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: Session() {
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}
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NSGLSession::~NSGLSession() {
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Log(EDebug, "Destroying NSGL session");
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if (m_initialized)
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shutdown();
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}
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void NSGLSession::init() {
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Session::init();
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Log(EDebug, "Initializing NSGL session");
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m_initialized = true;
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}
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void NSGLSession::shutdown() {
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Session::shutdown();
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Log(EDebug, "Shutting down NSGL session");
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m_initialized = false;
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}
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void NSGLSession::processEvents() {
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std::vector<Device *>::iterator it = m_devices.begin();
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/* Separate autorelease pool */
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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NSDate *distantPast = [NSDate distantPast];
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NSEvent *event;
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/* NSRunloop emulation */
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do {
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event = [NSApp nextEventMatchingMask: NSAnyEventMask untilDate: distantPast inMode: NSDefaultRunLoopMode dequeue: YES];
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if (event == nil)
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break;
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[NSApp sendEvent: event];
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} while (true);
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[pool release];
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/* After the events have been delivered to the devices,
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process them */
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for (; it!=m_devices.end(); ++it) {
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NSGLDevice *device = static_cast<NSGLDevice *>(*it);
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device->processEvents();
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}
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}
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MTS_IMPLEMENT_CLASS(NSGLSession, false, Session)
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MTS_NAMESPACE_END
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