Add Distributed Multihead X (DMX) support

1 files changed, 133 insertions, 0 deletions

diff --git a/hw/dmx/dmxpict.h b/hw/dmx/dmxpict.h
new file mode 100644
index 000000000..2ca04ed87
--- /dev/null
+++ b/hw/dmx/dmxpict.h
@@ -0,0 +1,133 @@
+/* $XFree86$ */
+/*
+ * 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 Bool dmxBEFreeGlyphSet(ScreenPtr pScreen, GlyphSetPtr glyphSet);
+extern Bool dmxBEFreePicture(PicturePtr pPicture);
+
+extern int dmxPictPrivateIndex;		/**< Index for picture private data */
+extern int dmxGlyphSetPrivateIndex;	/**< Index for glyphset private data */
+
+
+/** Get the picture private data given a picture pointer */
+#define DMX_GET_PICT_PRIV(_pPict)					\
+    (dmxPictPrivPtr)(_pPict)->devPrivates[dmxPictPrivateIndex].ptr
+
+/** Set the glyphset private data given a glyphset pointer */
+#define DMX_SET_GLYPH_PRIV(_pGlyph, _pPriv)				\
+    GlyphSetSetPrivate((_pGlyph), dmxGlyphSetPrivateIndex, (_pPriv))
+/** Get the glyphset private data given a glyphset pointer */
+#define DMX_GET_GLYPH_PRIV(_pGlyph)					\
+    (dmxGlyphPrivPtr)GlyphSetGetPrivate((_pGlyph), dmxGlyphSetPrivateIndex)
+
+#endif /* DMXPICT_H */