void TransparencyManagerOITClosestArray::layersCountChanged()
{
if ( getShaderManager() )
{
unsigned int lc = getLayersCount();
getShaderManager()->updateFragmentParameter( std::string( "sys_OITDepth" ), dp::rix::core::ContainerDataRaw( 0, &lc, sizeof(unsigned int) ) );
}
}
SgRdrBackend::SgRdrBackend( const std::string& rendererName
, const std::vector<std::string>& options )
{
// Initialize freeglut
char* dummyChar[] = {"nothing"};
int dummyInt = 0;
glutInit(&dummyInt, nullptr);
// Parse options
options::options_description od("Usage: DPTApp");
od.add_options()
( "renderengine", options::value<std::string>(), "The renderengine to use" )
( "shadermanager", options::value<std::string>(), "The shader manager to use" )
( "cullingengine", options::value<std::string>(), "The culling engine to use" )
;
options::basic_parsed_options<char> parsedOpts = options::basic_command_line_parser<char>( options ).options( od ).allow_unregistered().run();
options::variables_map optsMap;
options::store( parsedOpts, optsMap );
std::string renderEngine = optsMap["renderengine"].as<std::string>();
std::string cullingEngine = optsMap["cullingengine"].as<std::string>();
std::string shaderManager = optsMap["shadermanager"].as<std::string>();
bool disableCulling = false;
// Create the renderer as specified
dp::culling::Mode cullingMode = dp::culling::Mode::AUTO;
if ( cullingEngine == "cpu" )
{
cullingMode = dp::culling::Mode::CPU;
}
else if ( cullingEngine == "gl_compute" )
{
cullingMode = dp::culling::Mode::OPENGL_COMPUTE;
}
else if ( cullingEngine == "cuda" )
{
cullingMode = dp::culling::Mode::CUDA;
}
else if ( cullingEngine == "none" )
{
disableCulling = true;
}
else if ( cullingEngine != "auto" )
{
std::cerr << "unknown culling engine, turning culling off" << std::endl;
disableCulling = true;
}
dp::fx::Manager smt = getShaderManager( shaderManager );
//The chosen renderer takes precedence over the chosen shader manager.
if( rendererName == "RiXGL.rdr" )
{
m_renderer = dp::sg::renderer::rix::gl::SceneRenderer::create
( renderEngine.c_str()
, smt
, cullingMode
);
}
else
{
DP_ASSERT(!"Unknown Renderer");
}
m_renderer->setCullingEnabled( !disableCulling );
}
int runApp( options::variables_map const& opts )
{
// Create renderer
std::string cullingEngine = opts["cullingengine"].as<std::string>();
dp::culling::Mode cullingMode = dp::culling::Mode::AUTO;
if ( cullingEngine == "cpu" )
{
cullingMode = dp::culling::Mode::CPU;
}
else if ( cullingEngine == "gl_compute" )
{
cullingMode = dp::culling::Mode::OPENGL_COMPUTE;
}
else if ( cullingEngine == "cuda" )
{
cullingMode = dp::culling::Mode::CUDA;
}
else if ( cullingEngine != "auto" )
{
std::cerr << "unknown culling engine, abort" << std::endl;
return -1;
}
CFRPipelineSharedPtr renderer = CFRPipeline::create
(
opts["renderengine"].as<std::string>().c_str()
, getShaderManager( opts["shadermanager"].as<std::string>() )
, cullingMode
);
//renderer->setCullingEnabled( opts["culling"].as<bool>() );
dp::sg::ui::ViewStateSharedPtr viewStateHandle = loadScene( opts["filename"].as<std::string>() );
g_viewState = viewStateHandle;
if ( opts.count("replace") )
{
// process replacements
std::vector< std::string> replacementStrings = opts["replace"].as< std::vector<std::string > >();
dp::sg::algorithm::ReplacementMapNames replacements;
for ( std::vector<std::string>::iterator it = replacementStrings.begin(); it != replacementStrings.end(); ++it )
{
size_t equalChar = it->find_first_of(':');
if ( equalChar != std::string::npos && equalChar < it->size() - 1)
{
std::string str1 = it->substr( 0, equalChar );
std::string str2 = it->substr( equalChar + 1, it->size() - equalChar - 1);
replacements[str1] = str2;
}
else
{
std::cerr << "invalid replacement token: " << *it << std::endl;
}
}
dp::sg::algorithm::replacePipelineData( viewStateHandle->getScene(), replacements );
}
if ( !opts["statistics"].empty() )
{
showStatistics( viewStateHandle );
}
dp::sg::ui::setupDefaultViewState( viewStateHandle );
if ( !opts["combineVertexAttributes"].empty() )
{
combineVertexAttributes( viewStateHandle );
}
{
// Replace MatrixCamera by PerspectiveCamera to get all manipulator features
if ( viewStateHandle->getCamera()->getObjectCode() == dp::sg::core::ObjectCode::MATRIX_CAMERA )
{
dp::sg::core::PerspectiveCameraSharedPtr perspectiveCamera = dp::sg::core::PerspectiveCamera::create();
perspectiveCamera->setOrientation(viewStateHandle->getCamera()->getOrientation());
perspectiveCamera->setDirection((viewStateHandle->getCamera()->getDirection()));
perspectiveCamera->setPosition(viewStateHandle->getCamera()->getPosition());
viewStateHandle->setAutoClipPlanes(true);
viewStateHandle->setCamera(perspectiveCamera);
}
}
if ( !opts["headlight"].empty() )
{
// TODO is this still a bug?
// Bug 914976 containsLight() doesn't find lights in the scene. Force adding the headlight anyway when the user specified it.
if ( viewStateHandle /* && viewStateHandle->getScene() && !SceneLock( viewStateHandle->getScene() )->containsLight() */
&& viewStateHandle->getCamera() && ( viewStateHandle->getCamera()->getNumberOfHeadLights() == 0 ) )
{
// Use the defaults! Note that LightSource ambientColor is black.
viewStateHandle->getCamera()->addHeadLight( dp::sg::core::createStandardPointLight() );
}
}
// Setup default OpenGL format descriptor
// We need to create a default format first to be able to check if a stereo pixelformat is available later.
// (An unfortunate RenderContextFormat.isAvailable() interface due to Linux.)
dp::gl::RenderContextFormat format;
// create a widget which shows the scene
//dp::sg::ui::glut::SceneRendererWidget w( format );
GLUTMinimalCFR w;
// TODO format is not yet supported
#if 0
if (stereo)
{
format.setStereo( stereo );
if ( !w.setFormat( format ) ) // This automatically checks if the format is available.
{
std::cout << "Warning: No stereo pixelformat available." << std::endl;
}
}
#endif
viewStateHandle->setAutoClipPlanes( opts["autoclipplanes"].as<bool>() );
w.setViewState( viewStateHandle );
w.setSceneRenderer( renderer );
//always on if ( !opts["continuous"].empty() )
{
w.setContinuousUpdate( true );
w.setShowFrameRate( true );
}
if( opts["frames"].as<int>() != -1 )
{
w.setNumberOfFrames( opts["frames"].as<int>() );
}
w.setDuration( opts["duration"].as<double>() );
w.setWindowSize( 1280, 720 );
//w.show();
// Keep only once reference to the renderer in the widget. This is necessary since the OpenGL resources
// used by the renderer must be deleted before the window gets destroyed.
renderer.reset();
g_viewState->getCamera()->setPosition(dp::math::Vec3f(0.0f, 0.0f, 5.0f));
setLights();
glutMainLoop();
return w.getExitCode();
}
int runApp( options::variables_map const& opts )
{
// Create renderer
dp::sg::renderer::rix::gl::SceneRendererSharedPtr renderer = dp::sg::renderer::rix::gl::SceneRenderer::create
(
opts["renderengine"].as<std::string>().c_str()
, getShaderManager( opts["shadermanager"].as<std::string>() )
);
renderer->setCullingEnabled( false );
dp::math::Vec3f offset( 0.0f, 0.0f, 0.0f );
std::vector<float> resolution = opts["resolution"].as<std::vector<float> >();
if ( !opts["offset"].empty() )
{
std::vector<float> ov = opts["resolution"].as<std::vector<float> >();
if ( ov.size() == 3 )
{
offset[0] = ov[0];
offset[1] = ov[1];
offset[2] = ov[2];
}
else
{
std::cerr << "resolution argument count is wrong, skipping." << std::endl;
}
}
dp::sg::ui::ViewStateSharedPtr viewStateHandle = loadTerrain( opts["heightmap"].as<std::string>(), opts["texturemap"].as<std::string>(), dp::math::Vec3f(resolution[0], resolution[1], resolution[2]), offset );
dp::sg::ui::setupDefaultViewState( viewStateHandle );
viewStateHandle->setAutoClipPlanes(true);
if ( !opts["headlight"].empty() )
{
if ( viewStateHandle && viewStateHandle->getScene() && !dp::sg::algorithm::containsLight( viewStateHandle->getScene() )
&& viewStateHandle->getCamera() && ( viewStateHandle->getCamera()->getNumberOfHeadLights() == 0 ) )
{
// Use the defaults! Note that LightSource ambientColor is black.
viewStateHandle->getCamera()->addHeadLight( dp::sg::core::createStandardPointLight() );
}
}
// Setup default OpenGL format descriptor
// We need to create a default format first to be able to check if a stereo pixelformat is available later.
// (An unfortunate RenderContextFormat.isAvailable() interface due to Linux.)
dp::gl::RenderContextFormat format;
// create a widget which shows the scene
//dp::sg::ui::glut::SceneRendererWidget w( format );
TerrainRenderer w;
// TODO format is not yet supported
#if 0
if (stereo)
{
format.setStereo( stereo );
if ( !w.setFormat( format ) ) // This automatically checks if the format is available.
{
std::cout << "Warning: No stereo pixelformat available." << std::endl;
}
}
#endif
viewStateHandle->setAutoClipPlanes( opts["autoclipplanes"].as<bool>() );
//w.setNumberOfFrames( frames );
w.setViewState( viewStateHandle );
w.setSceneRenderer( renderer );
if ( !opts["continuous"].empty() )
{
w.setContinuousUpdate( true );
w.setShowFrameRate( true );
}
if( opts["frames"].as<int>() != -1 )
{
w.setNumberOfFrames( opts["frames"].as<int>() );
}
w.setDuration( opts["duration"].as<double>() );
w.setWindowSize( 640, 480 );
//w.show();
// Keep only once reference to the renderer in the widget. This is necessary since the OpenGL resources
// used by the renderer must be deleted before the window gets destroyed.
renderer.reset();
glutMainLoop();
return w.getExitCode();
}
int runApp( options::variables_map const& opts )
{
// Create renderer
std::string cullingEngine = opts["cullingengine"].as<std::string>();
dp::culling::Mode cullingMode = dp::culling::MODE_AUTO;
if ( cullingEngine == "cpu" )
{
cullingMode = dp::culling::MODE_CPU;
}
else if ( cullingEngine == "gl_compute" )
{
cullingMode = dp::culling::MODE_OPENGL_COMPUTE;
}
else if ( cullingEngine == "cuda" )
{
cullingMode = dp::culling::MODE_CUDA;
}
else if ( cullingEngine != "auto" )
{
std::cerr << "unknown culling engine, abort" << std::endl;
return -1;
}
dp::sg::renderer::rix::gl::SceneRendererSharedPtr renderer = dp::sg::renderer::rix::gl::SceneRenderer::create
(
opts["renderengine"].as<std::string>().c_str()
, getShaderManager( opts["shadermanager"].as<std::string>() )
, cullingMode
//, dp::sg::renderer::rix::gl::TM_NONE
);
renderer->setCullingEnabled( opts["culling"].as<bool>() );
if ( !opts["effectlibrary"].empty() )
{
dp::fx::EffectLibrary::instance()->loadEffects( opts["effectlibrary"].as<std::string>() );
}
dp::sg::ui::ViewStateSharedPtr viewState = loadScene( opts["filename"].as<std::string>() );
if ( opts.count("replace") )
{
// process replacements
std::vector< std::string> replacementStrings = opts["replace"].as< std::vector<std::string > >();
dp::sg::algorithm::ReplacementMapNames replacements;
for ( std::vector<std::string>::iterator it = replacementStrings.begin(); it != replacementStrings.end(); ++it )
{
size_t equalChar = it->find_first_of(':');
if ( equalChar != std::string::npos && equalChar < it->size() - 1)
{
std::string str1 = it->substr( 0, equalChar );
std::string str2 = it->substr( equalChar + 1, it->size() - equalChar - 1);
replacements[str1] = str2;
}
else
{
std::cerr << "invalid replacement token: " << *it << std::endl;
}
}
dp::sg::algorithm::replaceEffectDatas( viewState->getScene(), replacements );
}
else if ( !opts["replaceAll"].empty() )
{
dp::sg::core::EffectDataSharedPtr replacement = dp::sg::core::EffectData::create( dp::fx::EffectLibrary::instance()->getEffectData( opts["replaceAll"].as<std::string>() ) );
DP_ASSERT( replacement );
dp::sg::algorithm::SearchTraverser searchTraverser;
searchTraverser.setClassName( "class dp::sg::core::GeoNode" );
searchTraverser.setBaseClassSearch( true );
searchTraverser.apply( viewState->getScene() );
const std::vector<dp::sg::core::ObjectSharedPtr> &vp = searchTraverser.getResults();
for ( size_t i=0 ; i<vp.size() ; i++ )
{
vp[i].inplaceCast<dp::sg::core::GeoNode>()->setMaterialEffect( replacement );
}
}
if ( opts.count("gridSize") )
{
DP_ASSERT( viewState && viewState->getScene() && viewState->getScene()->getRootNode() );
std::vector<unsigned int> gridSizes = opts["gridSize"].as<std::vector<unsigned int> >();
dp::math::Vec3ui gridSize;
int i;
for ( i=0 ; i<3 && i<gridSizes.size() ; i++ )
{
gridSize[i] = gridSizes[i];
}
for ( ; i<3 ; i++ )
{
gridSize[i] = 1;
}
dp::math::Vec3f gridSpacing = dp::math::Vec3f( 1.0f, 1.0f, 1.0f );
if ( opts.count("gridSpacing") )
{
std::vector<float> gridSpacings = opts["gridSpacing"].as<std::vector<float> >();
for ( int i=0 ; i<3 && i<gridSpacings.size() ; i++ )
{
gridSpacing[i] = gridSpacings[i];
}
}
viewState->getScene()->setRootNode( dp::sg::generator::replicate( viewState->getScene()->getRootNode(), gridSize, gridSpacing, opts["gridClone"].as<bool>() ) );
}
if ( !opts["statistics"].empty() )
{
showStatistics( viewState );
}
dp::sg::ui::setupDefaultViewState( viewState );
if ( !opts["combineVertexAttributes"].empty() )
{
combineVertexAttributes( viewState );
}
{
// Replace MatrixCamera by PerspectiveCamera to get all manipulator features
if ( viewState->getCamera()->getObjectCode() == dp::sg::core::OC_MATRIXCAMERA )
{
dp::sg::core::PerspectiveCameraSharedPtr perspectiveCamera = dp::sg::core::PerspectiveCamera::create();
perspectiveCamera->setOrientation(viewState->getCamera()->getOrientation());
perspectiveCamera->setDirection((viewState->getCamera()->getDirection()));
perspectiveCamera->setPosition(viewState->getCamera()->getPosition());
viewState->setAutoClipPlanes(true);
viewState->setCamera(perspectiveCamera);
}
}
if ( !opts["headlight"].empty() )
{
if ( viewState && viewState->getScene() && !dp::sg::algorithm::containsLight( viewState->getScene() )
&& viewState->getCamera() && ( viewState->getCamera()->getNumberOfHeadLights() == 0 ) )
{
// Use the defaults! Note that LightSource ambientColor is black.
viewState->getCamera()->addHeadLight( dp::sg::core::createStandardPointLight() );
}
}
if ( !opts["environment"].empty() )
{
dp::sg::core::TextureSharedPtr texture = dp::sg::core::TextureFile::create( opts["environment"].as<std::string>() );
dp::sg::core::SamplerSharedPtr sampler = dp::sg::core::Sampler::create( texture );
renderer->setEnvironmentSampler( sampler );
}
// Setup default OpenGL format descriptor
// We need to create a default format first to be able to check if a stereo pixelformat is available later.
// (An unfortunate RenderContextFormat.isAvailable() interface due to Linux.)
dp::gl::RenderContextFormat format;
// create a widget which shows the scene
//dp::sg::ui::glut::SceneRendererWidget w( format );
GLUTMinimal w;
// TODO format is not yet supported
#if 0
if (stereo)
{
format.setStereo( stereo );
if ( !w.setFormat( format ) ) // This automatically checks if the format is available.
{
std::cout << "Warning: No stereo pixelformat available." << std::endl;
}
}
#endif
viewState->setAutoClipPlanes( opts["autoclipplanes"].as<bool>() );
//w.setNumberOfFrames( frames );
w.setViewState( viewState );
w.setSceneRenderer( renderer );
if ( !opts["continuous"].empty() )
{
w.setContinuousUpdate( true );
w.setShowFrameRate( true );
}
if( opts["frames"].as<int>() != -1 )
{
w.setNumberOfFrames( opts["frames"].as<int>() );
}
w.setDuration( opts["duration"].as<double>() );
if ( opts["fullscreen"].empty() )
{
size_t width = 640;
size_t height = 480;
if ( opts.count("windowSize") )
{
std::vector<size_t> sizes = opts["windowSize"].as<std::vector<size_t> >();
if ( 1 <= sizes.size() )
{
width = sizes[0];
if ( 2 <= sizes.size() )
{
height = sizes[1];
}
}
}
w.setWindowSize( width, height );
}
else
{
w.setWindowFullScreen();
}
//w.show();
// Keep only once reference to the renderer in the widget. This is necessary since the OpenGL resources
// used by the renderer must be deleted before the window gets destroyed.
renderer.reset();
glutMainLoop();
return w.getExitCode();
}
int runApp( int argc, char *argv[], options::variables_map const& opts )
{
QApplication app( argc, argv );
// Create rendering engine
dp::sg::renderer::rix::gl::SceneRendererSharedPtr renderer = dp::sg::renderer::rix::gl::SceneRenderer::create
(
opts["renderengine"].as<std::string>().c_str()
, getShaderManager( opts["shadermanager"].as<std::string>() )
, getCullingMode( opts["cullingengine"].as<std::string>() )
, getTransparencyMode( opts["transparency"].as<std::string>() )
);
renderer->setCullingEnabled( opts["culling"].as<bool>() );
renderer->setDepthPass( opts["depthPass"].as<bool>() );
if ( !opts["effectlibrary"].empty() )
{
dp::fx::EffectLibrary::instance()->loadEffects( opts["effectlibrary"].as<std::string>() );
}
if ( !opts["environment"].empty() )
{
dp::sg::core::TextureSharedPtr texture = dp::sg::core::TextureFile::create( opts["environment"].as<std::string>() );
dp::sg::core::SamplerSharedPtr sampler = dp::sg::core::Sampler::create( texture );
renderer->setEnvironmentSampler( sampler );
}
dp::sg::ui::ViewStateSharedPtr viewState = loadScene( opts["filename"].as<std::string>() );
if ( opts.count("replace") )
{
// process replacements
std::vector< std::string> replacementStrings = opts["replace"].as< std::vector<std::string > >();
dp::sg::algorithm::ReplacementMapNames replacements;
for ( std::vector<std::string>::iterator it = replacementStrings.begin(); it != replacementStrings.end(); ++it )
{
size_t equalChar = it->find_first_of(':');
if ( equalChar != std::string::npos && equalChar < it->size() - 1)
{
std::string str1 = it->substr( 0, equalChar );
std::string str2 = it->substr( equalChar + 1, it->size() - equalChar - 1);
replacements[str1] = str2;
}
else
{
std::cerr << "invalid replacement token: " << *it << std::endl;
}
}
dp::sg::algorithm::replaceEffectDatas( viewState->getScene(), replacements );
}
else if ( !opts["replaceAll"].empty() )
{
dp::sg::core::EffectDataSharedPtr replacement = dp::sg::core::EffectData::create( dp::fx::EffectLibrary::instance()->getEffectData( opts["replaceAll"].as<std::string>() ) );
DP_ASSERT( replacement );
DP_ASSERT( viewState && viewState->getScene() && viewState->getScene()->getRootNode() );
const std::vector<dp::sg::core::ObjectSharedPtr> vp = dp::sg::algorithm::searchClass( viewState->getScene()->getRootNode(), "class dp::sg::core::GeoNode", true );
for ( size_t i=0 ; i<vp.size() ; i++ )
{
vp[i].inplaceCast<dp::sg::core::GeoNode>()->setMaterialEffect( replacement );
}
}
if ( !opts["generateTexCoords"].empty() )
{
dp::sg::core::TextureCoordType tct = getTextureCoordType( opts["generateTexCoords"].as<std::string>() );
DP_ASSERT( viewState && viewState->getScene() && viewState->getScene()->getRootNode() );
const std::vector<dp::sg::core::ObjectSharedPtr> vp = dp::sg::algorithm::searchClass( viewState->getScene()->getRootNode(), "class dp::sg::core::Primitive", true );
for ( size_t i=0 ; i<vp.size() ; i++ )
{
vp[i].inplaceCast<dp::sg::core::Primitive>()->generateTexCoords( tct, dp::sg::core::VertexAttributeSet::DP_SG_TEXCOORD0, false );
// don't overwrite if there already are some texture coordinate ^^^^^
}
}
if ( !opts["generateTangentSpace"].empty() )
{
DP_ASSERT( viewState && viewState->getScene() && viewState->getScene()->getRootNode() );
const std::vector<dp::sg::core::ObjectSharedPtr> vp = dp::sg::algorithm::searchClass( viewState->getScene()->getRootNode(), "class dp::sg::core::Primitive", true );
for ( size_t i=0 ; i<vp.size() ; i++ )
{
vp[i].inplaceCast<dp::sg::core::Primitive>()->generateTangentSpace( dp::sg::core::VertexAttributeSet::DP_SG_TEXCOORD0
, dp::sg::core::VertexAttributeSet::DP_SG_TANGENT
, dp::sg::core::VertexAttributeSet::DP_SG_BINORMAL
, false );
// don't overwrite if there already are some texture coordinate ^^^^^
}
}
if ( opts.count("gridSize") )
{
DP_ASSERT( viewState && viewState->getScene() && viewState->getScene()->getRootNode() );
std::vector<unsigned int> gridSizes = opts["gridSize"].as<std::vector<unsigned int> >();
dp::math::Vec3ui gridSize;
int i;
for ( i=0 ; i<3 && i<gridSizes.size() ; i++ )
{
gridSize[i] = gridSizes[i];
}
for ( ; i<3 ; i++ )
{
gridSize[i] = 1;
}
dp::math::Vec3f gridSpacing = dp::math::Vec3f( 1.0f, 1.0f, 1.0f );
if ( opts.count("gridSpacing") )
{
std::vector<float> gridSpacings = opts["gridSpacing"].as<std::vector<float> >();
for ( int i=0 ; i<3 && i<gridSpacings.size() ; i++ )
{
gridSpacing[i] = gridSpacings[i];
}
}
viewState->getScene()->setRootNode( dp::sg::generator::replicate( viewState->getScene()->getRootNode(), gridSize, gridSpacing, opts["gridClone"].as<bool>() ) );
}
if ( !opts["statistics"].empty() )
{
showStatistics( viewState );
}
dp::sg::ui::setupDefaultViewState( viewState );
if ( !opts["combineVertexAttributes"].empty() )
{
combineVertexAttributes( viewState );
}
{
// Replace MatrixCamera by PerspectiveCamera to get all manipulator features
if ( viewState->getCamera()->getObjectCode() == dp::sg::core::OC_MATRIXCAMERA )
{
dp::sg::core::PerspectiveCameraSharedPtr perspectiveCamera = dp::sg::core::PerspectiveCamera::create();
perspectiveCamera->setOrientation(viewState->getCamera()->getOrientation());
perspectiveCamera->setDirection((viewState->getCamera()->getDirection()));
perspectiveCamera->setPosition(viewState->getCamera()->getPosition());
viewState->setAutoClipPlanes(true);
viewState->setCamera(perspectiveCamera);
}
}
viewState->setAutoClipPlanes( opts["autoclipplanes"].as<bool>() );
if ( !opts["zoom"].empty() )
{
DP_ASSERT( viewState && viewState->getCamera() );
viewState->getCamera()->zoom( opts["zoom"].as<float>() );
}
if ( !opts["headlight"].empty() )
{
if ( viewState && viewState->getScene() && !dp::sg::algorithm::containsLight( viewState->getScene() )
&& viewState->getCamera() && ( viewState->getCamera()->getNumberOfHeadLights() == 0 ) )
{
// Use the defaults! Note that LightSource ambientColor is black.
viewState->getCamera()->addHeadLight( dp::sg::core::createStandardPointLight() );
}
}
// Setup default OpenGL format descriptor
// We need to create a default format first to be able to check if a stereo pixelformat is available later.
// (An unfortunate RenderContextFormat.isAvailable() interface due to Linux.)
dp::gl::RenderContextFormat format;
// create a widget which shows the scene
QtMinimalWidget w( format );
w.setSceneName( opts["filename"].as<std::string>() );
w.setViewState( viewState );
w.setSceneRenderer( renderer );
if ( opts["multiSample"].as<unsigned int>() != 0 )
{
unsigned int samples = opts["multiSample"].as<unsigned int>();
unsigned int coverage = std::max( samples, opts["multiSampleCoverage"].as<unsigned int>() );
format.setMultisampleCoverage( samples, coverage );
if ( !w.setFormat( format ) )
{
std::cout << "Warning: No Coverage Sampling Antialiasing ( " << samples << "/" << coverage << " ) pixelformat available." << std::endl;
if ( samples != coverage )
{
format.setMultisample( samples );
if ( !w.setFormat( format ) )
{
std::cout << "Warning: No Multisample Antialiasing ( " << samples << " ) pixelformat available." << std::endl;
}
}
}
}
if ( !opts["stereo"].empty() )
{
format.setStereo( true );
if ( !w.setFormat( format ) ) // This automatically checks if the format is available.
{
std::cout << "Warning: No stereo pixelformat available." << std::endl;
}
}
if( opts["frames"].as<unsigned int>() != ~0 )
{
w.setNumberOfFrames( opts["frames"].as<unsigned int>() );
}
w.setDuration( opts["duration"].as<double>() );
if ( !opts["continuous"].empty() )
{
w.setContinuousUpdate( true );
w.setShowFrameRate( true );
}
if ( !opts["orbit"].empty() )
{
w.setOrbit( opts["orbit"].as<float>() );
}
if ( !opts["fullscreen"].empty() )
{
w.showFullScreen();
}
else if ( !opts["maximized"].empty() )
{
w.showMaximized();
}
else
{
int width = 640;
int height = 480;
if ( opts.count("windowSize") )
{
std::vector<unsigned int> sizes = opts["windowSize"].as<std::vector<unsigned int> >();
if ( 1 <= sizes.size() )
{
width = sizes[0];
if ( 2 <= sizes.size() )
{
height = sizes[1];
}
}
}
w.resize( width, height );
}
w.show();
// Keep only once reference to the renderer in the widget. This is necessary since the OpenGL resources
// used by the renderer must be deleted before the window gets destroyed.
renderer.reset();
int result = app.exec();
return result;
}
