eqPixelBench/main.cpp

/* Copyright (c) 2007-2010, Stefan Eilemann <eile@equalizergraphics.com> 
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * - Neither the name of Eyescale Software GmbH nor the names of its
 *   contributors may be used to endorse or promote products derived from this
 *   software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "channel.h"
#include "config.h"
#include "window.h"


#ifdef _WIN32
#  define setenv( name, value, overwrite ) \
    SetEnvironmentVariable( name, value )
#endif

class NodeFactory : public eq::NodeFactory
{
public:
    virtual eq::Config*  createConfig( eq::ServerPtr parent )
        { return new eqPixelBench::Config( parent ); }
    virtual eq::Window* createWindow( eq::Pipe* parent )
        { return new eqPixelBench::Window( parent ); }
    virtual eq::Channel* createChannel( eq::Window* parent )
        { return new eqPixelBench::Channel( parent ); }
};

int main( int argc, char** argv )
{
    // 1. initialization of local node
    NodeFactory nodeFactory;
    if( !eq::init( argc, argv, &nodeFactory ))
    {
        LBERROR << "Equalizer init failed" << std::endl;
        return EXIT_FAILURE;
    }

    eq::ClientPtr client = new eq::Client;
    if( !client->initLocal( argc, argv ))
    {
        LBERROR << "Can't init client" << std::endl;
        eq::exit();
        return EXIT_FAILURE;
    }

    // 2. connect to server
    eq::ServerPtr server = new eq::Server;
    if( !client->connectServer( server ))
    {
        LBERROR << "Can't open server" << std::endl;
        client->exitLocal();
        eq::exit();
        return EXIT_FAILURE;
    }

    // 3. choose config
    eq::ConfigParams configParams;
    eqPixelBench::Config* config = static_cast<eqPixelBench::Config*>(
        server->chooseConfig( configParams ));
    
    if( !config )
    {
        LBERROR << "No matching config on server" << std::endl;
        client->disconnectServer( server );
        client->exitLocal();
        eq::exit();
        return EXIT_FAILURE;
    }

    // 4. init config
    lunchbox::Clock clock;

    if( !config->init( 0 ))
    {
        server->releaseConfig( config );
        client->disconnectServer( server );
        client->exitLocal();
        eq::exit();
        return EXIT_FAILURE;
    }
    else if( config->getError( ))
        LBWARN << "Error during initialization: " << config->getError()
               << std::endl;

    LBLOG( eq::LOG_CUSTOM ) << "Config init took " << clock.getTimef() << " ms"
                            << std::endl;

    // 5. render three frames
    clock.reset();
    for( uint32_t i = 0; i < 3; ++i )
    {
        config->startFrame( 0 );
        config->finishAllFrames();
    }
    LBLOG( eq::LOG_CUSTOM ) << "Rendering took " << clock.getTimef() << " ms ("
                            << ( 1.0f / clock.getTimef() * 1000.f) << " FPS)"
                            << std::endl;

    // 6. exit config
    clock.reset();
    config->exit();
    LBLOG( eq::LOG_CUSTOM ) << "Exit took " << clock.getTimef() << " ms"
                            << std::endl;

    // 7. cleanup and exit
    server->releaseConfig( config );
    if( !client->disconnectServer( server ))
        LBERROR << "Client::disconnectServer failed" << std::endl;
    server = 0;

    client->exitLocal();
    client = 0;

    eq::exit();
    return EXIT_SUCCESS;
}