Cygwin/X: Refactor framebuffer allocation/release in drawing engines

Refactor the drawing engines so we can explicitly allocate and release the framebuffer for a screen

Move the setting of dwPaddedWidth into the DDNL engine, so it is updated when the framebuffer changes size

Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Reviewed-by: Colin Harrison <colin.harrison@virgin.net>
Tested-by: Colin Harrison <colin.harrison@virgin.net>

1 files changed, 14 insertions, 0 deletions

diff --git a/hw/xwin/winnativegdi.c b/hw/xwin/winnativegdi.c
index b8d2d351b..b0a551a5c 100644
--- a/hw/xwin/winnativegdi.c
+++ b/hw/xwin/winnativegdi.c
@@ -92,6 +92,18 @@ winAllocateFBNativeGDI (ScreenPtr pScreen)
   return TRUE;
 }
 
+static void
+winFreeFBNativeGDI (ScreenPtr pScreen)
+{
+  FatalError ("winFreeFBNativeGDI\n");
+}
+
+
+static Bool
+winInitScreenNativeGDI(ScreenPtr pScreen)
+{
+  FatalError ("winInitScreenNativeGDI\n");
+}
 
 /*
  * We wrap whatever CloseScreen procedure was specified by fb;
@@ -506,7 +518,9 @@ winSetEngineFunctionsNativeGDI (ScreenPtr pScreen)
   
   /* Set our pointers */
   pScreenPriv->pwinAllocateFB = winAllocateFBNativeGDI;
+  pScreenPriv->pwinFreeFB = winFreeFBNativeGDI;
   pScreenPriv->pwinShadowUpdate = winShadowUpdateNativeGDI;
+  pScreenPriv->pwinInitScreen = winInitScreenNativeGDI;
   pScreenPriv->pwinCloseScreen = winCloseScreenNativeGDI;
   pScreenPriv->pwinInitVisuals = winInitVisualsNativeGDI;
   pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModeNativeGDI;