Added support for glObjectLabel debugging

src/osg/GLExtensions.cpp

@@ -1182,6 +1182,8 @@ GLExtensions::GLExtensions(unsigned int in_contextID):
         glMaxTextureUnits = 0;
         glMaxTextureCoords = 0;
     }
+
+    osg::setGLExtensionFuncPtr(glObjectLabel, "glObjectLabel", validContext);
 }
 
 

src/osg/Program.cpp

@@ -824,6 +824,8 @@ void Program::PerContextProgram::linkProgram(osg::State& state)
             OSG_INFO << "Program \""<< _program->getName() << "\" "<<
                                       "link succeeded, infolog:\n" << infoLog << std::endl;
         }
+
+        _extensions->debugObjectLabel(GL_PROGRAM, _glProgramHandle, _program->getName());
     }
 
     if (_extensions->isUniformBufferObjectSupported)

src/osg/Shader.cpp

@@ -716,6 +716,8 @@ void Shader::PerContextShader::compileShader(osg::State& state)
             OSG_INFO << _shader->getTypename() << " Shader \""
                 << _shader->getName() << "\" infolog:\n" << infoLog << std::endl;
         }
+
+        _extensions->debugObjectLabel(GL_SHADER, _glShaderHandle, _shader->getName());
     }
 
 }

src/osg/Texture.cpp

@@ -715,7 +715,7 @@ osg::ref_ptr<Texture::TextureObject> TextureObjectSet::takeFromOrphans(Texture*
 
 osg::ref_ptr<Texture::TextureObject> TextureObjectSet::takeOrGenerate(Texture* texture)
 {
-    // see if we can recyle TextureObject from the orphan list
+    // see if we can recycle TextureObject from the orphan list
     {
         OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
         if (!_pendingOrphanedTextureObjects.empty())
@@ -1864,6 +1864,13 @@ void Texture::applyTexParameters(GLenum target, State& state) const
     const unsigned int contextID = state.getContextID();
     const GLExtensions* extensions = state.get<GLExtensions>();
 
+    TextureObject* to = getTextureObject(contextID);
+    if (to)
+    {
+        extensions->debugObjectLabel(GL_TEXTURE, to->id(), getName());
+    }
+
+
     WrapMode ws = _wrap_s, wt = _wrap_t, wr = _wrap_r;
 
     // GL_IBM_texture_mirrored_repeat, fall-back REPEAT