EgtGraphics 1.6j1 :

- aggiunto TextureMgr per gestire le textures caricate
- fatte modifiche per visualizzare gli oggetti con le textures (solo opachi).

SceneBasic.cpp

@@ -52,12 +52,15 @@ Scene::Scene( void)
    m_hRC = nullptr ;
    memset( &m_wglewc, 0, sizeof( WGLEWContext)) ;
    memset( &m_glewc, 0, sizeof( GLEWContext)) ;
+   m_nOglVer = 0 ;
    m_bNewWay = false ;
   // Camera e viewport
    m_ptCenter = ORIG ;
    SetCamera( 0, 0, 0) ;
    m_nViewportW = 0 ;
    m_nViewportH = 0 ;
+  // Textures
+   m_TextMgr.SetScene( this) ;
   // Sfondo
    m_colBackTop.Set( 176, 176, 176) ;
    m_colBackBottom.Set( 176, 176, 176) ;
@@ -214,6 +217,20 @@ Scene::CreateContext( HDC hDC, int nDriver, bool b2Buff, int nColorBits, int nDe
    if ( ! m_bNewWay)
       LOG_INFO( GetEGrLogger(), "OpenGL old way rendering !")
 
+  // determino la versione di OpenGL
+   m_nOglVer = 0 ;
+   const char* p ; 
+   if ( ( p = reinterpret_cast<const char*> ( glGetString( GL_VERSION))) != nullptr) {
+      string sOglVer = p ;
+      STRVECTOR vsTok ;
+      Tokenize( sOglVer, ".", vsTok) ;
+      if ( vsTok.size() >= 2) {
+         int nMaj, nMin ;
+         if ( FromString( vsTok[0], nMaj)  &&  FromString( vsTok[1], nMin))
+            m_nOglVer = 10 * nMaj + nMin ;
+      }
+   }
+
   // reset stato di errore di OpenGL
    glGetError() ;
 
@@ -857,6 +874,10 @@ Scene::Destroy( void)
   // cancellazione eventuali ObjEgrGraphics attaccati a oggetti geometrici
    DeleteObjGraphicsGroup( GDB_ID_ROOT) ;
 
+  // cancellazione textures
+   if ( ! m_TextMgr.Clear())
+      LOG_ERROR( GetEGrLogger(), "Error uloading textures from OpenGl") ;
+
   // cancellazione rendering context
    wglMakeCurrent( nullptr, nullptr) ;
    if ( m_hRC != nullptr) {