Changeset 2740 for OpenSceneGraph/trunk/examples/osgspheresegment/osgspheresegment.cpp

Timestamp:

02/12/04 02:15:37 (9 years ago)

Author:

robert

Message:

Improved osgSim::SphereSegmenet?'s handling of transparancy.

Files:

• OpenSceneGraph/trunk/examples/osgspheresegment/osgspheresegment.cpp (modified) (3 diffs)

OpenSceneGraph/trunk/examples/osgspheresegment/osgspheresegment.cpp

@@ -31 +31 @@
 // {
 //     if(osgSim::SphereSegment* ss=dynamic_cast<osgSim::SphereSegment*>(n))
-//      {
-//              osg::Vec3 vec;
-//          float azRange, elevRange;
-//          ss->getArea(vec,azRange,elevRange);
+//     {
+//         osg::Vec3 vec;
+//         float azRange, elevRange;
+//         ss->getArea(vec,azRange,elevRange);
 //
-//              float azRangeDeg = osg::RadiansToDegrees(azRange);
+//         float azRangeDeg = osg::RadiansToDegrees(azRange);
 //
-//              static bool azAscending = false;
+//         static bool azAscending = false;
 //
 //         if(azAscending){
-//                  azRangeDeg += 1.0f;
-//                      if(azRangeDeg>89.0f) azAscending = false;
-//              }else{
-//                  azRangeDeg -= 1.0f;
-//                      if(azRangeDeg<2.0f) azAscending = true;
-//              }
+//             azRangeDeg += 1.0f;
+//             if(azRangeDeg>89.0f) azAscending = false;
+//         }else{
+//             azRangeDeg -= 1.0f;
+//             if(azRangeDeg<2.0f) azAscending = true;
+//         }
 //
-//              ss->setArea(vec,osg::DegreesToRadians(azRangeDeg),elevRange);
+//         ss->setArea(vec,osg::DegreesToRadians(azRangeDeg),elevRange);
 //
-//      }
+//     }
 //     traverse(n,nv);
 // }
@@ -57 +57 @@
 {
     if(osgSim::SphereSegment* ss=dynamic_cast<osgSim::SphereSegment*>(n))
-        {
-                osg::Vec3 vec;
-            float azRange, elevRange;
-            ss->getArea(vec,azRange,elevRange);
+    {
+        osg::Vec3 vec;
+        float azRange, elevRange;
+        ss->getArea(vec,azRange,elevRange);
 
         static float angle = 0.0f;
-                if(++angle > 359.0f) angle = 0.0f;
-                vec.set(sin(osg::DegreesToRadians(angle)),cos(osg::DegreesToRadians(angle)),0.0f);
+        if(++angle > 359.0f) angle = 0.0f;
+        vec.set(sin(osg::DegreesToRadians(angle)),cos(osg::DegreesToRadians(angle)),0.0f);
 
         std::cout<<"angle "<<angle<<" degrees, vec is "<<vec
-                                <<", azRange is "<<osg::RadiansToDegrees(azRange)
-                                                <<", elevRange is "<<osg::RadiansToDegrees(elevRange)
-                                                <<std::endl;
+                        <<", azRange is "<<osg::RadiansToDegrees(azRange)
+                        <<", elevRange is "<<osg::RadiansToDegrees(elevRange)
+                        <<std::endl;
 
-                ss->setArea(vec,azRange,elevRange);
-        }
+        ss->setArea(vec,azRange,elevRange);
+    }
     traverse(n,nv);
 }
@@ -78 +78 @@
 osg::Node* createSphereSegment()
 {
-        SphereSegment* ss = new SphereSegment(osg::Vec3(0.0f,0.0f,0.0f), 1.0f,
-                                        osg::Vec3(0.0f,1.0f,0.0f),
-                                        osg::DegreesToRadians(90.0f),
-                                        osg::DegreesToRadians(45.0f),
-                                        60);
-        ss->setAllColors(osg::Vec4(1.0f,1.0f,1.0f,1.0f));
-        ss->setSideColor(osg::Vec4(0.0f,0.0f,1.0f,0.1f));
-        //ss->setDrawMask(SphereSegment::DrawMask(SphereSegment::SPOKES | SphereSegment::EDGELINE));
+    SphereSegment* ss = new SphereSegment(osg::Vec3(0.0f,0.0f,0.0f), 1.0f,
+                    osg::Vec3(0.0f,1.0f,0.0f),
+                    osg::DegreesToRadians(90.0f),
+                    osg::DegreesToRadians(45.0f),
+                    60);
+    ss->setAllColors(osg::Vec4(1.0f,1.0f,1.0f,0.5f));
+    ss->setSideColor(osg::Vec4(0.0f,0.0f,1.0f,0.5f));
+    //ss->setDrawMask(SphereSegment::DrawMask(SphereSegment::SPOKES | SphereSegment::EDGELINE));
 
     //ss->setUpdateCallback(new MyNodeCallback);