[Title] magenta band problem in rotated lcd screen.

[Type] Bugfix
[Module] Emulator / Display
[Priority] Major
[CQ#]
[Redmine#] 3318
[Problem]
[Cause] wrong workaround code makes this side-effect. ( workaround for
solving afterimage problem in Ubuntu 11.01 and Windows)
[Solution] correct workaround code
[TestCase]

diff --git a/SLP/src/qemu_gtk_widget.c b/SLP/src/qemu_gtk_widget.c
index 376a77c..f03eb66 100644 (file)
--- a/SLP/src/qemu_gtk_widget.c
+++ b/SLP/src/qemu_gtk_widget.c
@@ -132,13 +132,6 @@ static void qemu_ds_resize(DisplayState *ds)
                return;
        }
 
-       // work-around to remove afterimage on black color
-       if ( qemu_state->surface_qemu->format ) {
-               // set color key 'magenta'
-               SDL_SetColorKey( qemu_state->surface_qemu, SDL_SRCCOLORKEY,
-                               SDL_MapRGB( qemu_state->surface_qemu->format, 0xFF, 0x00, 0xFF ) );
-       }
-
 }
 
 
@@ -446,6 +439,12 @@ static void qemu_update (qemu_state_t *qemu_state)
                SDL_BlitSurface(qemu_state->surface_qemu, NULL, qemu_state->surface_screen, NULL);
        else
        {
+               // work-around to remove afterimage on black color in Window and Ubuntu 11.10
+               if( qemu_state->surface_qemu ) {
+                       // set color key 'magenta'
+                       qemu_state->surface_qemu->format->colorkey = 0xFF00FF;
+               }
+
                SDL_Surface *down_screen;
                down_screen = rotozoomSurface(qemu_state->surface_qemu,
                                (UISTATE.current_mode %4) * 90, 1 / qemu_state->scale, SMOOTHING_ON);