osgearth: update patch

Fix build with OpenSceneGraph >= 3.6.1

src/osgearth-1-fixes.patch

@@ -42,3 +42,26 @@ index 1111111..2222222 100644
      ADD_SUBDIRECTORY( tests )
  ENDIF()
  
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Boris Pek <tehnick-8@yandex.ru>
+Date: Mon, 18 Jun 2018 18:49:40 +0300
+Subject: Fix build with OpenSceneGraph >= 3.6.1
+
+
+diff --git a/src/osgEarth/ScreenSpaceLayout.cpp b/src/osgEarth/ScreenSpaceLayout.cpp
+index 346d7bcae..760d26fa8 100644
+--- a/src/osgEarth/ScreenSpaceLayout.cpp
++++ b/src/osgEarth/ScreenSpaceLayout.cpp
+@@ -106,7 +106,11 @@ namespace
+                     return diff < 0.0f;
+ 
+                 // then fallback on traversal order.
++#if OSG_VERSION_GREATER_THAN(3,6,1)
++                diff = float(lhs->_traversalOrderNumber) - float(rhs->_traversalOrderNumber);
++#else
+                 diff = float(lhs->_traversalNumber) - float(rhs->_traversalNumber);
++#endif
+                 return diff < 0.0f;
+             }
+         }
+

src/osgearth.mk

@@ -7,7 +7,7 @@ $(PKG)_IGNORE   :=
 $(PKG)_VERSION  := 2.9
 $(PKG)_CHECKSUM := 22aeef42bb700c1e669d9ba57ce4155c0668caf86cc738750a6b9d34c1eaf2a4
 $(PKG)_GH_CONF  := gwaldron/osgearth/releases/latest, osgearth-
-$(PKG)_DEPS     := curl cc gdal openscenegraph poco sqlite zlib
+$(PKG)_DEPS     := curl cc gdal openscenegraph sqlite zlib
 
 define $(PKG)_BUILD
     cd '$(BUILD_DIR)' && $(TARGET)-cmake '$(SOURCE_DIR)' \