- Replace OSystem::clearScreen with OSystem::fillScreen as discussed on -devel.

- Update BaseBackend and DC port to properly implement OSystem::fillScreen (now only PalmOS has to be updated).
- Update all client code which relied on OSystem::clearScreen so far.

svn-id: r38304

2 files changed, 4 insertions, 4 deletions

diff --git a/backends/platform/dc/dc.h b/backends/platform/dc/dc.h
index eabc013cdd..0b9b9112af 100644
--- a/backends/platform/dc/dc.h
+++ b/backends/platform/dc/dc.h
@@ -88,8 +88,8 @@ class OSystem_Dreamcast : public BaseBackend, public FilesystemFactory {
 	virtual Graphics::Surface *lockScreen();
 	virtual void unlockScreen();
 
-  // Clear the screen to black.
-  void clearScreen();
+  // Fill the screen with a given color
+  void fillScreen(uint32 col);
 
   // Update the dirty areas of the screen
   void updateScreen();
diff --git a/backends/platform/dc/display.cpp b/backends/platform/dc/display.cpp
index c6c8594aee..aa51123682 100644
--- a/backends/platform/dc/display.cpp
+++ b/backends/platform/dc/display.cpp
@@ -626,9 +626,9 @@ void OSystem_Dreamcast::unlockScreen()
   _screen_dirty = true;
 }
 
-void OSystem_Dreamcast::clearScreen()
+void OSystem_Dreamcast::fillScreen(uint32 col)
 {
-  memset(screen, 0, SCREEN_W*SCREEN_H);
+  memset(screen, col, SCREEN_W*SCREEN_H);
   _screen_dirty = true;
 }