194 lines
4.0 KiB
C
194 lines
4.0 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86fbman.h,v 1.12 2001/08/28 16:55:09 tsi Exp $ */
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#ifndef _XF86FBMAN_H
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#define _XF86FBMAN_H
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#include "scrnintstr.h"
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#include "regionstr.h"
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#define FAVOR_AREA_THEN_WIDTH 0
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#define FAVOR_AREA_THEN_HEIGHT 1
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#define FAVOR_WIDTH_THEN_AREA 2
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#define FAVOR_HEIGHT_THEN_AREA 3
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#define PRIORITY_LOW 0
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#define PRIORITY_NORMAL 1
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#define PRIORITY_EXTREME 2
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typedef struct _FBArea {
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ScreenPtr pScreen;
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BoxRec box;
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int granularity;
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void (*MoveAreaCallback)(struct _FBArea*, struct _FBArea*);
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void (*RemoveAreaCallback)(struct _FBArea*);
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DevUnion devPrivate;
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} FBArea, *FBAreaPtr;
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typedef struct _FBLinear {
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ScreenPtr pScreen;
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int size;
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int offset;
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int granularity;
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void (*MoveLinearCallback)(struct _FBLinear*, struct _FBLinear*);
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void (*RemoveLinearCallback)(struct _FBLinear*);
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DevUnion devPrivate;
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} FBLinear, *FBLinearPtr;
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typedef void (*FreeBoxCallbackProcPtr)(ScreenPtr, RegionPtr, pointer);
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typedef void (*MoveAreaCallbackProcPtr)(FBAreaPtr, FBAreaPtr);
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typedef void (*RemoveAreaCallbackProcPtr)(FBAreaPtr);
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typedef void (*MoveLinearCallbackProcPtr)(FBLinearPtr, FBLinearPtr);
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typedef void (*RemoveLinearCallbackProcPtr)(FBLinearPtr);
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typedef struct {
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FBAreaPtr (*AllocateOffscreenArea)(
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ScreenPtr pScreen,
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int w, int h,
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int granularity,
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MoveAreaCallbackProcPtr moveCB,
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RemoveAreaCallbackProcPtr removeCB,
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pointer privData);
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void (*FreeOffscreenArea)(FBAreaPtr area);
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Bool (*ResizeOffscreenArea)(FBAreaPtr area, int w, int h);
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Bool (*QueryLargestOffscreenArea)(
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ScreenPtr pScreen,
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int *width, int *height,
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int granularity,
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int preferences,
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int priority);
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Bool (*RegisterFreeBoxCallback)(
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ScreenPtr pScreen,
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FreeBoxCallbackProcPtr FreeBoxCallback,
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pointer devPriv);
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/* linear functions */
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FBLinearPtr (*AllocateOffscreenLinear)(
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ScreenPtr pScreen,
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int size,
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int granularity,
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MoveLinearCallbackProcPtr moveCB,
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RemoveLinearCallbackProcPtr removeCB,
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pointer privData);
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void (*FreeOffscreenLinear)(FBLinearPtr area);
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Bool (*ResizeOffscreenLinear)(FBLinearPtr area, int size);
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Bool (*QueryLargestOffscreenLinear)(
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ScreenPtr pScreen,
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int *size,
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int granularity,
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int priority);
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Bool (*PurgeOffscreenAreas) (ScreenPtr);
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} FBManagerFuncs, *FBManagerFuncsPtr;
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Bool xf86RegisterOffscreenManager(
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ScreenPtr pScreen,
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FBManagerFuncsPtr funcs
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);
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Bool
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xf86InitFBManagerRegion(
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ScreenPtr pScreen,
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RegionPtr ScreenRegion
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);
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Bool
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xf86InitFBManagerArea(
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ScreenPtr pScreen,
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int PixalArea,
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int Verbosity
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);
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Bool
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xf86InitFBManager(
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ScreenPtr pScreen,
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BoxPtr FullBox
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);
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Bool
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xf86FBManagerRunning(
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ScreenPtr pScreen
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);
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FBAreaPtr
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xf86AllocateOffscreenArea (
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ScreenPtr pScreen,
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int w, int h,
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int granularity,
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MoveAreaCallbackProcPtr moveCB,
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RemoveAreaCallbackProcPtr removeCB,
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pointer privData
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);
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FBAreaPtr
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xf86AllocateLinearOffscreenArea (
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ScreenPtr pScreen,
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int length,
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int granularity,
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MoveAreaCallbackProcPtr moveCB,
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RemoveAreaCallbackProcPtr removeCB,
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pointer privData
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);
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FBLinearPtr
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xf86AllocateOffscreenLinear (
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ScreenPtr pScreen,
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int length,
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int granularity,
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MoveLinearCallbackProcPtr moveCB,
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RemoveLinearCallbackProcPtr removeCB,
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pointer privData
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);
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void xf86FreeOffscreenArea(FBAreaPtr area);
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void xf86FreeOffscreenLinear(FBLinearPtr area);
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Bool
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xf86ResizeOffscreenArea(
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FBAreaPtr resize,
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int w, int h
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);
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Bool
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xf86ResizeOffscreenLinear(
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FBLinearPtr resize,
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int size
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);
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Bool
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xf86RegisterFreeBoxCallback(
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ScreenPtr pScreen,
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FreeBoxCallbackProcPtr FreeBoxCallback,
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pointer devPriv
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);
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Bool
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xf86PurgeUnlockedOffscreenAreas(
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ScreenPtr pScreen
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);
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Bool
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xf86QueryLargestOffscreenArea(
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ScreenPtr pScreen,
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int *width, int *height,
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int granularity,
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int preferences,
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int priority
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);
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Bool
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xf86QueryLargestOffscreenLinear(
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ScreenPtr pScreen,
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int *size,
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int granularity,
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int priority
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);
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#endif /* _XF86FBMAN_H */
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