From 5f60a0b50ada1865d4fc6a724366e8ea0cc9a72f Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Fri, 6 Sep 2002 02:56:08 +0000
Subject: GL_EXT_stencil_two_side extension, not 100% complete yet.

---
 src/mesa/main/enable.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

(limited to 'src/mesa/main/enable.c')

diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 140358b463..0f51078c61 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -1,4 +1,4 @@
-/* $Id: enable.c,v 1.68 2002/06/29 19:48:15 brianp Exp $ */
+/* $Id: enable.c,v 1.69 2002/09/06 02:56:08 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -875,6 +875,7 @@ void _mesa_set_enable( GLcontext *ctx, GLenum cap, GLboolean state )
 
       /* GL_NV_texture_rectangle */
       case GL_TEXTURE_RECTANGLE_NV:
+         CHECK_EXTENSION(NV_texture_rectangle, cap);
          {
             const GLuint curr = ctx->Texture.CurrentUnit;
             struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr];
@@ -889,6 +890,15 @@ void _mesa_set_enable( GLcontext *ctx, GLenum cap, GLboolean state )
          }
          break;
 
+      /* GL_EXT_stencil_two_side */
+      case GL_STENCIL_TEST_TWO_SIDE_EXT:
+         CHECK_EXTENSION(EXT_stencil_two_side, cap);
+         if (ctx->Stencil.TestTwoSide == state)
+            return;
+         FLUSH_VERTICES(ctx, _NEW_STENCIL);
+         ctx->Stencil.TestTwoSide = state;
+         break;
+
       default:
          _mesa_error(ctx, GL_INVALID_ENUM,
                      "%s(0x%x)", state ? "glEnable" : "glDisable", cap);
@@ -1263,6 +1273,11 @@ _mesa_IsEnabled( GLenum cap )
             return (texUnit->Enabled & TEXTURE_RECT_BIT) ? GL_TRUE : GL_FALSE;
          }
 
+      /* GL_EXT_stencil_two_side */
+      case GL_STENCIL_TEST_TWO_SIDE_EXT:
+         CHECK_EXTENSION(EXT_stencil_two_side);
+         return ctx->Stencil.TestTwoSide;
+
       default:
          _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled(0x%x)", (int) cap);
 	 return GL_FALSE;
-- 
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