IABSD.fr/xenocara/xserver/miext/shadow/shadow.h

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  Commit

• Author : matthieu
  Date : 2017-12-08 15:01:59
  Hash : 1a66cad3
  Message : Update to xserver 1.19.5. Tested by bru@, jsg@ and others

• xserver/miext/shadow/shadow.h

• /*
   *
   * Copyright © 2000 Keith Packard
   *
   * Permission to use, copy, modify, distribute, and sell this software and its
   * documentation for any purpose is hereby granted without fee, provided that
   * the above copyright notice appear in all copies and that both that
   * copyright notice and this permission notice appear in supporting
   * documentation, and that the name of Keith Packard not be used in
   * advertising or publicity pertaining to distribution of the software without
   * specific, written prior permission.  Keith Packard makes no
   * representations about the suitability of this software for any purpose.  It
   * is provided "as is" without express or implied warranty.
   *
   * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
   * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
   * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
   * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
   * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
   * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
   * PERFORMANCE OF THIS SOFTWARE.
   */
  
  #ifndef _SHADOW_H_
  #define _SHADOW_H_
  
  #include "scrnintstr.h"
  
  #include "picturestr.h"
  
  #include "damage.h"
  #include "damagestr.h"
  typedef struct _shadowBuf *shadowBufPtr;
  
  typedef void (*ShadowUpdateProc) (ScreenPtr pScreen, shadowBufPtr pBuf);
  
  #define SHADOW_WINDOW_RELOCATE 1
  #define SHADOW_WINDOW_READ 2
  #define SHADOW_WINDOW_WRITE 4
  
  typedef void *(*ShadowWindowProc) (ScreenPtr pScreen,
                                     CARD32 row,
                                     CARD32 offset,
                                     int mode, CARD32 *size, void *closure);
  
  typedef struct _shadowBuf {
      DamagePtr pDamage;
      ShadowUpdateProc update;
      ShadowWindowProc window;
      PixmapPtr pPixmap;
      void *closure;
      int randr;
  
      /* screen wrappers */
      GetImageProcPtr GetImage;
      CloseScreenProcPtr CloseScreen;
      ScreenBlockHandlerProcPtr BlockHandler;
  } shadowBufRec;
  
  /* Match defines from randr extension */
  #define SHADOW_ROTATE_0	    1
  #define SHADOW_ROTATE_90    2
  #define SHADOW_ROTATE_180   4
  #define SHADOW_ROTATE_270   8
  #define SHADOW_ROTATE_ALL   (SHADOW_ROTATE_0|SHADOW_ROTATE_90|\
  			     SHADOW_ROTATE_180|SHADOW_ROTATE_270)
  #define SHADOW_REFLECT_X    16
  #define SHADOW_REFLECT_Y    32
  #define SHADOW_REFLECT_ALL  (SHADOW_REFLECT_X|SHADOW_REFLECT_Y)
  
  extern _X_EXPORT DevPrivateKey shadowScrPrivateKey;
  
  #define shadowGetBuf(pScr) ((shadowBufPtr) \
      dixLookupPrivate(&(pScr)->devPrivates, shadowScrPrivateKey))
  #define shadowBuf(pScr)            shadowBufPtr pBuf = shadowGetBuf(pScr)
  #define shadowDamage(pBuf)  DamageRegion(pBuf->pDamage)
  
  extern _X_EXPORT Bool
   shadowSetup(ScreenPtr pScreen);
  
  extern _X_EXPORT Bool
  
  shadowAdd(ScreenPtr pScreen,
            PixmapPtr pPixmap,
            ShadowUpdateProc update,
            ShadowWindowProc window, int randr, void *closure);
  
  extern _X_EXPORT void
   shadowRemove(ScreenPtr pScreen, PixmapPtr pPixmap);
  
  extern _X_EXPORT void *shadowAlloc(int width, int height, int bpp);
  
  extern _X_EXPORT void
   shadowUpdateAfb4(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateAfb8(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateIplan2p4(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateIplan2p8(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdatePacked(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdatePlanar4(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdatePlanar4x8(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotatePacked(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate8_90(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate16_90(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate16_90YX(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate32_90(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate8_180(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate16_180(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate32_180(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate8_270(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate16_270(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate16_270YX(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate32_270(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate8(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate16(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  extern _X_EXPORT void
   shadowUpdateRotate32(ScreenPtr pScreen, shadowBufPtr pBuf);
  
  typedef void (*shadowUpdateProc) (ScreenPtr, shadowBufPtr);
  
  extern _X_EXPORT shadowUpdateProc shadowUpdatePackedWeak(void);
  extern _X_EXPORT shadowUpdateProc shadowUpdatePlanar4Weak(void);
  extern _X_EXPORT shadowUpdateProc shadowUpdatePlanar4x8Weak(void);
  extern _X_EXPORT shadowUpdateProc shadowUpdateRotatePackedWeak(void);
  
  #endif                          /* _SHADOW_H_ */