Index: intern/ghost/intern/GHOST_WindowSDL.cpp
===================================================================
--- intern/ghost/intern/GHOST_WindowSDL.cpp	(revisão 45091)
+++ intern/ghost/intern/GHOST_WindowSDL.cpp	(cópia de trabalho)
@@ -28,6 +28,11 @@
 #include "SDL_mouse.h"
 #include <assert.h>
 
+namespace {
+	const int FLAGS_WINDOW = SDL_WINDOW_RESIZABLE|SDL_WINDOW_OPENGL|SDL_WINDOW_SHOWN;
+	const int FLAGS_FULLSCREEN = SDL_WINDOW_BORDERLESS|SDL_WINDOW_FULLSCREEN|SDL_WINDOW_OPENGL;
+}
+
 static SDL_GLContext s_firstContext= NULL;
 
 GHOST_WindowSDL::GHOST_WindowSDL(GHOST_SystemSDL *system,
@@ -48,12 +53,23 @@
       m_invalid_window(false),
       m_sdl_custom_cursor(NULL)
 {
+    int flags;
+
+#ifdef WITH_MULTI_MONITOR_SPAN
+    if (GHOST_kWindowStateFullScreen == state)
+        flags = FLAGS_FULLSCREEN;
+    else
+        flags = FLAGS_WINDOW;
+#else
+	flags = FLAGS_WINDOW;
+#endif
+
 	m_sdl_win= SDL_CreateWindow(title,
 	                            left,
 	                            top,
 	                            width,
 	                            height,
-	                            SDL_WINDOW_RESIZABLE|SDL_WINDOW_OPENGL|SDL_WINDOW_SHOWN);
+	                            flags);
 
 	//SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
 	//SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 4);
Index: intern/ghost/CMakeLists.txt
===================================================================
--- intern/ghost/CMakeLists.txt	(revisão 45091)
+++ intern/ghost/CMakeLists.txt	(cópia de trabalho)
@@ -112,6 +112,10 @@
 	add_definitions(-DWITH_XDG_USER_DIRS)
 endif()
 
+if (WITH_MULTI_MONITOR_SPAN)
+	add_definitions(-DWITH_MULTI_MONITOR_SPAN)
+endif()
+
 if(WITH_HEADLESS OR WITH_GHOST_SDL)
 	if(WITH_HEADLESS)
 		list(APPEND SRC
Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt	(revisão 45091)
+++ CMakeLists.txt	(cópia de trabalho)
@@ -139,6 +139,9 @@
 option(WITH_GHOST_SDL    "Enable building blender against SDL for windowing rather then the native APIs" OFF)
 mark_as_advanced(WITH_GHOST_SDL)
 
+option(WITH_MULTI_MONITOR_SPAN	"Span the monitors on fullscreen" OFF)
+mark_as_advanced(WITH_MULTI_MONITOR_SPAN)
+
 # Misc...
 option(WITH_HEADLESS      "Build without graphical support (renderfarm, server mode only)" OFF)
 mark_as_advanced(WITH_HEADLESS)