src/share/native/sun/java2d/opengl/OGLContext.c

*** 660,669 ****
--- 660,676 ----
                                           "GL_EXT_framebuffer_object"))
      {
          return JNI_FALSE;
      }
  
+     // next see if the depth texture extension is available
+     if (!OGLContext_IsExtensionAvailable(extString,
+                                          "GL_ARB_depth_texture"))
+     {
+         return JNI_FALSE;
+     }
+ 
      // next see if the fbobject system property has been enabled
      isFBObjectEnabled =
          JNU_GetStaticFieldByName(env, NULL,
                                   "sun/java2d/opengl/OGLSurfaceData",
                                   "isFBObjectEnabled", "Z").z;