diff options
Diffstat (limited to 'xorg-server/hw/xfree86/common/xf86fbman.h')
| -rw-r--r-- | xorg-server/hw/xfree86/common/xf86fbman.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86fbman.h b/xorg-server/hw/xfree86/common/xf86fbman.h new file mode 100644 index 000000000..4f2eac5e6 --- /dev/null +++ b/xorg-server/hw/xfree86/common/xf86fbman.h @@ -0,0 +1,226 @@ + +/* + * Copyright (c) 1998-2001 by The XFree86 Project, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Except as contained in this notice, the name of the copyright holder(s) + * and author(s) shall not be used in advertising or otherwise to promote + * the sale, use or other dealings in this Software without prior written + * authorization from the copyright holder(s) and author(s). + */ + +#ifndef _XF86FBMAN_H +#define _XF86FBMAN_H + + +#include "scrnintstr.h" +#include "regionstr.h" + + +#define FAVOR_AREA_THEN_WIDTH 0 +#define FAVOR_AREA_THEN_HEIGHT 1 +#define FAVOR_WIDTH_THEN_AREA 2 +#define FAVOR_HEIGHT_THEN_AREA 3 + +#define PRIORITY_LOW 0 +#define PRIORITY_NORMAL 1 +#define PRIORITY_EXTREME 2 + + +typedef struct _FBArea { + ScreenPtr pScreen; + BoxRec box; + int granularity; + void (*MoveAreaCallback)(struct _FBArea*, struct _FBArea*); + void (*RemoveAreaCallback)(struct _FBArea*); + DevUnion devPrivate; +} FBArea, *FBAreaPtr; + +typedef struct _FBLinear { + ScreenPtr pScreen; + int size; + int offset; + int granularity; + void (*MoveLinearCallback)(struct _FBLinear*, struct _FBLinear*); + void (*RemoveLinearCallback)(struct _FBLinear*); + DevUnion devPrivate; +} FBLinear, *FBLinearPtr; + +typedef void (*FreeBoxCallbackProcPtr)(ScreenPtr, RegionPtr, pointer); +typedef void (*MoveAreaCallbackProcPtr)(FBAreaPtr, FBAreaPtr); +typedef void (*RemoveAreaCallbackProcPtr)(FBAreaPtr); + +typedef void (*MoveLinearCallbackProcPtr)(FBLinearPtr, FBLinearPtr); +typedef void (*RemoveLinearCallbackProcPtr)(FBLinearPtr); + + +typedef struct { + FBAreaPtr (*AllocateOffscreenArea)( + ScreenPtr pScreen, + int w, int h, + int granularity, + MoveAreaCallbackProcPtr moveCB, + RemoveAreaCallbackProcPtr removeCB, + pointer privData); + void (*FreeOffscreenArea)(FBAreaPtr area); + Bool (*ResizeOffscreenArea)(FBAreaPtr area, int w, int h); + Bool (*QueryLargestOffscreenArea)( + ScreenPtr pScreen, + int *width, int *height, + int granularity, + int preferences, + int priority); + Bool (*RegisterFreeBoxCallback)( + ScreenPtr pScreen, + FreeBoxCallbackProcPtr FreeBoxCallback, + pointer devPriv); +/* linear functions */ + FBLinearPtr (*AllocateOffscreenLinear)( + ScreenPtr pScreen, + int size, + int granularity, + MoveLinearCallbackProcPtr moveCB, + RemoveLinearCallbackProcPtr removeCB, + pointer privData); + void (*FreeOffscreenLinear)(FBLinearPtr area); + Bool (*ResizeOffscreenLinear)(FBLinearPtr area, int size); + Bool (*QueryLargestOffscreenLinear)( + ScreenPtr pScreen, + int *size, + int granularity, + int priority); + Bool (*PurgeOffscreenAreas) (ScreenPtr); +} FBManagerFuncs, *FBManagerFuncsPtr; + + +Bool xf86RegisterOffscreenManager( + ScreenPtr pScreen, + FBManagerFuncsPtr funcs +); + +Bool +xf86InitFBManagerRegion( + ScreenPtr pScreen, + RegionPtr ScreenRegion +); + +Bool +xf86InitFBManagerArea( + ScreenPtr pScreen, + int PixalArea, + int Verbosity +); + +Bool +xf86InitFBManager( + ScreenPtr pScreen, + BoxPtr FullBox +); + +Bool +xf86InitFBManagerLinear( + ScreenPtr pScreen, + int offset, + int size +); + +Bool +xf86FBManagerRunning( + ScreenPtr pScreen +); + +FBAreaPtr +xf86AllocateOffscreenArea ( + ScreenPtr pScreen, + int w, int h, + int granularity, + MoveAreaCallbackProcPtr moveCB, + RemoveAreaCallbackProcPtr removeCB, + pointer privData +); + +FBAreaPtr +xf86AllocateLinearOffscreenArea ( + ScreenPtr pScreen, + int length, + int granularity, + MoveAreaCallbackProcPtr moveCB, + RemoveAreaCallbackProcPtr removeCB, + pointer privData +); + +FBLinearPtr +xf86AllocateOffscreenLinear ( + ScreenPtr pScreen, + int length, + int granularity, + MoveLinearCallbackProcPtr moveCB, + RemoveLinearCallbackProcPtr removeCB, + pointer privData +); + +void xf86FreeOffscreenArea(FBAreaPtr area); +void xf86FreeOffscreenLinear(FBLinearPtr area); + +Bool +xf86ResizeOffscreenArea( + FBAreaPtr resize, + int w, int h +); + +Bool +xf86ResizeOffscreenLinear( + FBLinearPtr resize, + int size +); + + +Bool +xf86RegisterFreeBoxCallback( + ScreenPtr pScreen, + FreeBoxCallbackProcPtr FreeBoxCallback, + pointer devPriv +); + +Bool +xf86PurgeUnlockedOffscreenAreas( + ScreenPtr pScreen +); + + +Bool +xf86QueryLargestOffscreenArea( + ScreenPtr pScreen, + int *width, int *height, + int granularity, + int preferences, + int priority +); + +Bool +xf86QueryLargestOffscreenLinear( + ScreenPtr pScreen, + int *size, + int granularity, + int priority +); + + +#endif /* _XF86FBMAN_H */ |