Changeset 1856 for OpenSceneGraph/trunk/examples/osgcubemap/osgcubemap.cpp

Timestamp:

04/10/03 21:32:32 (10 years ago)

Author:

robert

Message:

Added tests for presense of extensions to osgcubemap, osgvertexproram and
osgmultitexture examples.

Added osg::VertexProgram::Extensions class to better handle multiple graphics
context vertex program extensions.

Files:

• OpenSceneGraph/trunk/examples/osgcubemap/osgcubemap.cpp (modified) (1 diff)

OpenSceneGraph/trunk/examples/osgcubemap/osgcubemap.cpp

@@ -130 +130 @@
     viewer.realize();
 
+
+    // now check to see if texture cube map is supported.
+    for(unsigned int contextID = 0; 
+        contextID<viewer.getDisplaySettings()->getMaxNumberOfGraphicsContexts();
+        ++contextID)
+    {
+        osg::TextureCubeMap::Extensions* tcmExt = osg::TextureCubeMap::getExtensions(contextID,false);
+        if (tcmExt)
+        {
+            if (!tcmExt->isCubeMapSupported())
+            {
+                cout<<"Warning: texture_cube_map not supported by OpenGL drivers, unable to run application."<<std::endl;
+                return 1;
+            }
+        }
+    }
+
     while( !viewer.done() )
     {