diff options
Diffstat (limited to 'display/surface.c')
| -rw-r--r-- | display/surface.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/display/surface.c b/display/surface.c index 519d613..b40721d 100644 --- a/display/surface.c +++ b/display/surface.c @@ -136,11 +136,15 @@ static UINT8 *CreateSurfaceHelper(PDev *pdev, UINT32 surface_id, } static void SendSurfaceCreateCommand(PDev *pdev, UINT32 surface_id, SIZEL size, - UINT32 surface_format, INT32 stride, QXLPHYSICAL phys_mem) + UINT32 surface_format, INT32 stride, QXLPHYSICAL phys_mem, + int keep_data) { QXLSurfaceCmd *surface; surface = SurfaceCmd(pdev, QXL_SURFACE_CMD_CREATE, surface_id); + if (keep_data) { + surface->flags |= QXL_SURF_FLAG_KEEP_DATA; + } surface->u.surface_create.format = surface_format; surface->u.surface_create.width = size.cx; surface->u.surface_create.height = size.cy; @@ -185,7 +189,7 @@ HBITMAP CreateDeviceBitmap(PDev *pdev, SIZEL size, ULONG format, QXLPHYSICAL *ph } if (allocation_type != DEVICE_BITMAP_ALLOCATION_TYPE_SURF0) { - SendSurfaceCreateCommand(pdev, surface_id, size, surface_format, -stride, *phys_mem); + SendSurfaceCreateCommand(pdev, surface_id, size, surface_format, -stride, *phys_mem, 0); } return hbitmap; @@ -269,7 +273,7 @@ BOOL MoveSurfaceToVideoRam(PDev *pdev, UINT32 surface_id) EngFreeMem(surface_info->copy); surface_info->copy = NULL; SendSurfaceCreateCommand(pdev, surface_id, surface_info->size, surface_format, - -stride, phys_mem); + -stride, phys_mem, 1); return TRUE; } @@ -356,7 +360,9 @@ BOOL MoveAllSurfacesToRam(PDev *pdev) __FUNCTION__, surface_id)); phys_mem = SurfaceToPhysical(pdev, surface_info->draw_area.base_mem); SendSurfaceCreateCommand(pdev, surface_id, surf_obj->sizlBitmap, - surface_info->bitmap_format, -surf_obj->lDelta, phys_mem); + surface_info->bitmap_format, -surf_obj->lDelta, phys_mem, + /* the surface is still there, tell server not to erase */ + 1); return FALSE; } QXLDelSurface(pdev, surface_info->draw_area.base_mem, DEVICE_BITMAP_ALLOCATION_TYPE_VRAM); |