text: /*
   * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
   *
   * All Rights Reserved.
   *
   * 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 on 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 (including the
   * next paragraph) 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
   * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
   * 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.
   */
  
  /*
   * Authors:
   *   Kevin E. Martin <kem@redhat.com>
   *
   */
  
  /** \file
   *  This file provides access to the externally visible RENDER support
   *  functions, global variables and macros for DMX.
   *  
   *  FIXME: Move function definitions for non-externally visible function
   *  to .c file. */
  
  #ifndef DMXPICT_H
  #define DMXPICT_H
  
  /** Picture private structure */
  typedef struct _dmxPictPriv {
      Picture  pict;		/**< Picture ID from back-end server */
      Mask     savedMask;         /**< Mask of picture attributes saved for
  				 *   lazy window creation. */
  } dmxPictPrivRec, *dmxPictPrivPtr;
  
  
  /** Glyph Set private structure */
  typedef struct _dmxGlyphPriv {
      GlyphSet  *glyphSets; /**< Glyph Set IDs from back-end server */
  } dmxGlyphPrivRec, *dmxGlyphPrivPtr;
  
  
  extern void dmxInitRender(void);
  extern void dmxResetRender(void);
  
  extern Bool dmxPictureInit(ScreenPtr pScreen,
  			   PictFormatPtr formats, int nformats);
  
  extern void dmxCreatePictureList(WindowPtr pWindow);
  extern Bool dmxDestroyPictureList(WindowPtr pWindow);
  
  extern int dmxCreatePicture(PicturePtr pPicture);
  extern void dmxDestroyPicture(PicturePtr pPicture);
  extern int dmxChangePictureClip(PicturePtr pPicture, int clipType,
  				pointer value, int n);
  extern void dmxDestroyPictureClip(PicturePtr pPicture);
  extern void dmxChangePicture(PicturePtr pPicture, Mask mask);
  extern void dmxValidatePicture(PicturePtr pPicture, Mask mask);
  extern void dmxComposite(CARD8 op,
  			 PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
  			 INT16 xSrc, INT16 ySrc,
  			 INT16 xMask, INT16 yMask,
  			 INT16 xDst, INT16 yDst,
  			 CARD16 width, CARD16 height);
  extern void dmxGlyphs(CARD8 op,
  		      PicturePtr pSrc, PicturePtr pDst,
  		      PictFormatPtr maskFormat,
  		      INT16 xSrc, INT16 ySrc,
  		      int nlists, GlyphListPtr lists, GlyphPtr *glyphs);
  extern void dmxCompositeRects(CARD8 op,
  			      PicturePtr pDst,
  			      xRenderColor *color,
  			      int nRect, xRectangle *rects);
  extern Bool dmxInitIndexed(ScreenPtr pScreen, PictFormatPtr pFormat);
  extern void dmxCloseIndexed(ScreenPtr pScreen, PictFormatPtr pFormat);
  extern void dmxUpdateIndexed(ScreenPtr pScreen, PictFormatPtr pFormat,
  			     int ndef, xColorItem *pdef);
  extern void dmxTrapezoids(CARD8 op,
  			  PicturePtr pSrc, PicturePtr pDst,
  			  PictFormatPtr maskFormat,
  			  INT16 xSrc, INT16 ySrc,
  			  int ntrap, xTrapezoid *traps);
  extern void dmxTriangles(CARD8 op,
  			 PicturePtr pSrc, PicturePtr pDst,
  			 PictFormatPtr maskFormat,
  			 INT16 xSrc, INT16 ySrc,
  			 int ntri, xTriangle *tris);
  extern void dmxTriStrip(CARD8 op,
  			PicturePtr pSrc, PicturePtr pDst,
  			PictFormatPtr maskFormat,
  			INT16 xSrc, INT16 ySrc,
  			int npoint, xPointFixed *points);
  extern void dmxTriFan(CARD8 op,
  		      PicturePtr pSrc, PicturePtr pDst,
  		      PictFormatPtr maskFormat,
  		      INT16 xSrc, INT16 ySrc,
  		      int npoint, xPointFixed *points);
  
  extern int dmxBECreateGlyphSet(int idx, GlyphSetPtr glyphSet);
  extern Bool dmxBEFreeGlyphSet(ScreenPtr pScreen, GlyphSetPtr glyphSet);
  extern int dmxBECreatePicture(PicturePtr pPicture);
  extern Bool dmxBEFreePicture(PicturePtr pPicture);
  
  extern DevPrivateKey dmxPictPrivateKey;	/**< Index for picture private data */
  extern DevPrivateKey dmxGlyphSetPrivateKey; /**< Index for glyphset private data */
  
  
  /** Get the picture private data given a picture pointer */
  #define DMX_GET_PICT_PRIV(_pPict)					\
      (dmxPictPrivPtr)dixLookupPrivate(&(_pPict)->devPrivates, dmxPictPrivateKey)
  
  /** Set the glyphset private data given a glyphset pointer */
  #define DMX_SET_GLYPH_PRIV(_pGlyph, _pPriv)				\
      GlyphSetSetPrivate((_pGlyph), dmxGlyphSetPrivateKey, (_pPriv))
  /** Get the glyphset private data given a glyphset pointer */
  #define DMX_GET_GLYPH_PRIV(_pGlyph)					\
      (dmxGlyphPrivPtr)GlyphSetGetPrivate((_pGlyph), dmxGlyphSetPrivateKey)
  
  #endif /* DMXPICT_H */
  