Changeset 10664 for OpenSceneGraph/branches/OpenSceneGraph-2.8.2/src/osgUtil/CMakeLists.txt

Timestamp:

10/21/09 23:45:55 (4 years ago)

Author:

paulmartz

Message:

Add CMake-controllable option to avoid doing a glBlitFramebuffer into depth to resolve multisampling. This works arouns a hang on OS X with NVIDIA GeForce? 8800 and v1.5.49 drivers.

Files:

• OpenSceneGraph/branches/OpenSceneGraph-2.8.2/src/osgUtil/CMakeLists.txt (modified) (1 diff)

OpenSceneGraph/branches/OpenSceneGraph-2.8.2/src/osgUtil/CMakeLists.txt

@@ -6 +6 @@
     ADD_DEFINITIONS(-DOSG_LIBRARY_STATIC)
 ENDIF(DYNAMIC_OPENSCENEGRAPH)
+
+
+#
+# MSFBO resolve blit to depth buffer control.
+#
+OPTION(OSG_MULTISAMPLE_FBO_RESOLVE_IGNORES_DEPTH "Set to ON to ignore depth when resolving multisampled FBO rendering. This is a workaround for a crash on OS X with NVIDIA driver 1.5.49." OFF)
+IF(OSG_MULTISAMPLE_FBO_RESOLVE_IGNORES_DEPTH)
+    ADD_DEFINITIONS(-DOSG_MULTISAMPLE_FBO_RESOLVE_IGNORES_DEPTH)
+ENDIF(OSG_MULTISAMPLE_FBO_RESOLVE_IGNORES_DEPTH)
+
 
 SET(LIB_NAME osgUtil)