From 0e628baf3e9632276be257c85319637879a336ba Mon Sep 17 00:00:00 2001
From: kgv <kgv@opencascade.com>
Date: Fri, 17 Jul 2015 11:17:45 +0300
Subject: [PATCH] 0026454: Visualization, TKOpenGl - do not require deprecated
 function of GL_ARB_vertex_type_2_10_10_10_rev in core profile

---
 src/OpenGl/OpenGl_Context.cxx  | 28 ++++++++++++++++++----------
 src/OpenGl/OpenGl_GlCore33.hxx | 30 ------------------------------
 2 files changed, 18 insertions(+), 40 deletions(-)

diff --git a/src/OpenGl/OpenGl_Context.cxx b/src/OpenGl/OpenGl_Context.cxx
index 7336c22b2c..d09fdd5c55 100644
--- a/src/OpenGl/OpenGl_Context.cxx
+++ b/src/OpenGl/OpenGl_Context.cxx
@@ -1639,7 +1639,21 @@ void OpenGl_Context::init (const Standard_Boolean theIsCoreProfile)
 
   // load GL_ARB_vertex_type_2_10_10_10_rev (added to OpenGL 3.3 core)
   const bool hasVertType21010101rev = (IsGlGreaterEqual (3, 3) || CheckExtension ("GL_ARB_vertex_type_2_10_10_10_rev"))
-       && FindProcShort (glVertexP2ui)
+       && FindProcShort (glVertexAttribP1ui)
+       && FindProcShort (glVertexAttribP1uiv)
+       && FindProcShort (glVertexAttribP2ui)
+       && FindProcShort (glVertexAttribP2uiv)
+       && FindProcShort (glVertexAttribP3ui)
+       && FindProcShort (glVertexAttribP3uiv)
+       && FindProcShort (glVertexAttribP4ui)
+       && FindProcShort (glVertexAttribP4uiv);
+
+  if ( hasVertType21010101rev
+   && !isCoreProfile)
+  {
+    // load deprecated functions
+    const bool hasVertType21010101revExt =
+          FindProcShort (glVertexP2ui)
        && FindProcShort (glVertexP2uiv)
        && FindProcShort (glVertexP3ui)
        && FindProcShort (glVertexP3uiv)
@@ -1668,15 +1682,9 @@ void OpenGl_Context::init (const Standard_Boolean theIsCoreProfile)
        && FindProcShort (glColorP4ui)
        && FindProcShort (glColorP4uiv)
        && FindProcShort (glSecondaryColorP3ui)
-       && FindProcShort (glSecondaryColorP3uiv)
-       && FindProcShort (glVertexAttribP1ui)
-       && FindProcShort (glVertexAttribP1uiv)
-       && FindProcShort (glVertexAttribP2ui)
-       && FindProcShort (glVertexAttribP2uiv)
-       && FindProcShort (glVertexAttribP3ui)
-       && FindProcShort (glVertexAttribP3uiv)
-       && FindProcShort (glVertexAttribP4ui)
-       && FindProcShort (glVertexAttribP4uiv);
+       && FindProcShort (glSecondaryColorP3uiv);
+    (void )hasVertType21010101revExt;
+  }
 
   // load OpenGL 3.3 extra functions
   has33 = IsGlGreaterEqual (3, 3)
diff --git a/src/OpenGl/OpenGl_GlCore33.hxx b/src/OpenGl/OpenGl_GlCore33.hxx
index 605f97e745..7e32c50402 100644
--- a/src/OpenGl/OpenGl_GlCore33.hxx
+++ b/src/OpenGl/OpenGl_GlCore33.hxx
@@ -55,36 +55,6 @@ public: //! @name GL_ARB_timer_query (added to OpenGL 3.3 core)
 
 public: //! @name GL_ARB_vertex_type_2_10_10_10_rev (added to OpenGL 3.3 core)
 
-  using theBaseClass_t::glVertexP2ui;
-  using theBaseClass_t::glVertexP2uiv;
-  using theBaseClass_t::glVertexP3ui;
-  using theBaseClass_t::glVertexP3uiv;
-  using theBaseClass_t::glVertexP4ui;
-  using theBaseClass_t::glVertexP4uiv;
-  using theBaseClass_t::glTexCoordP1ui;
-  using theBaseClass_t::glTexCoordP1uiv;
-  using theBaseClass_t::glTexCoordP2ui;
-  using theBaseClass_t::glTexCoordP2uiv;
-  using theBaseClass_t::glTexCoordP3ui;
-  using theBaseClass_t::glTexCoordP3uiv;
-  using theBaseClass_t::glTexCoordP4ui;
-  using theBaseClass_t::glTexCoordP4uiv;
-  using theBaseClass_t::glMultiTexCoordP1ui;
-  using theBaseClass_t::glMultiTexCoordP1uiv;
-  using theBaseClass_t::glMultiTexCoordP2ui;
-  using theBaseClass_t::glMultiTexCoordP2uiv;
-  using theBaseClass_t::glMultiTexCoordP3ui;
-  using theBaseClass_t::glMultiTexCoordP3uiv;
-  using theBaseClass_t::glMultiTexCoordP4ui;
-  using theBaseClass_t::glMultiTexCoordP4uiv;
-  using theBaseClass_t::glNormalP3ui;
-  using theBaseClass_t::glNormalP3uiv;
-  using theBaseClass_t::glColorP3ui;
-  using theBaseClass_t::glColorP3uiv;
-  using theBaseClass_t::glColorP4ui;
-  using theBaseClass_t::glColorP4uiv;
-  using theBaseClass_t::glSecondaryColorP3ui;
-  using theBaseClass_t::glSecondaryColorP3uiv;
   using theBaseClass_t::glVertexAttribP1ui;
   using theBaseClass_t::glVertexAttribP1uiv;
   using theBaseClass_t::glVertexAttribP2ui;