FGFS-4.1/OpenSceneGraph
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MOved SampleMaski::Extensions into osg::GL2Extensions

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git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14577 16af8721-9629-0410-8352-f15c8da7e697
This commit is contained in:
Robert Osfield
2014-12-07 17:31:49 +00:00
parent 9b03b3f8ce
commit bc424bc54f
5 changed files with 36 additions and 178 deletions
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32
examples/osgcubemap/osgcubemap.cpp
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@@ -43,21 +43,21 @@
void create_specular_highlights(osg::Node *node)
{
osg::StateSet *ss = node->getOrCreateStateSet();
// create and setup the texture object
osg::TextureCubeMap *tcm = new osg::TextureCubeMap;
tcm->setWrap(osg::Texture::WRAP_S, osg::Texture::CLAMP);
tcm->setWrap(osg::Texture::WRAP_T, osg::Texture::CLAMP);
tcm->setWrap(osg::Texture::WRAP_R, osg::Texture::CLAMP);
tcm->setFilter(osg::Texture::MIN_FILTER, osg::Texture::LINEAR_MIPMAP_LINEAR);
tcm->setFilter(osg::Texture::MAG_FILTER, osg::Texture::LINEAR);
tcm->setFilter(osg::Texture::MAG_FILTER, osg::Texture::LINEAR);
// generate the six highlight map images (light direction = [1, 1, -1])
osgUtil::HighlightMapGenerator *mapgen = new osgUtil::HighlightMapGenerator(
osg::Vec3(1, 1, -1), // light direction
osg::Vec4(1, 0.9f, 0.8f, 1), // light color
8); // specular exponent
mapgen->generateMap();
// assign the six images to the texture object
@@ -77,7 +77,7 @@ void create_specular_highlights(osg::Node *node)
ss->setTextureAttributeAndModes(0, tg, osg::StateAttribute::OVERRIDE | osg::StateAttribute::ON);
// use TexEnvCombine to add the highlights to the original lighting
osg::TexEnvCombine *te = new osg::TexEnvCombine;
osg::TexEnvCombine *te = new osg::TexEnvCombine;
te->setCombine_RGB(osg::TexEnvCombine::ADD);
te->setSource0_RGB(osg::TexEnvCombine::TEXTURE);
te->setOperand0_RGB(osg::TexEnvCombine::SRC_COLOR);
@@ -93,7 +93,7 @@ int main(int argc, char *argv[])
// construct the viewer.
osgViewer::Viewer viewer;
// load the nodes from the commandline arguments.
osg::Node* rootnode = osgDB::readNodeFiles(arguments);
@@ -108,32 +108,16 @@ int main(int argc, char *argv[])
// create specular highlights
create_specular_highlights(rootnode);
// run optimization over the scene graph
osgUtil::Optimizer optimzer;
optimzer.optimize(rootnode);
// add a viewport to the viewer and attach the scene graph.
viewer.setSceneData(rootnode);
// create the windows and run the threads.
viewer.realize();
// now check to see if texture cube map is supported.
for(unsigned int contextID = 0;
contextID<osg::DisplaySettings::instance()->getMaxNumberOfGraphicsContexts();
++contextID)
{
osg::TextureCubeMap::Extensions* tcmExt = osg::TextureCubeMap::getExtensions(contextID,false);
if (tcmExt)
{
if (!tcmExt->isCubeMapSupported())
{
std::cout<<"Warning: texture_cube_map not supported by OpenGL drivers, unable to run application."<<std::endl;
return 1;
}
}
}
return viewer.run();
}