Remove xgl.

This code hasn't been updated with anything even resembling what anyone is
shipping in nearly thirty months.  It hasn't built out of the box since
7.1.  Most of its features over AIGLX are accomplished with DRI2 and
friends.

1 files changed, 0 insertions, 481 deletions

diff --git a/hw/xgl/xgltrap.c b/hw/xgl/xgltrap.c
deleted file mode 100644
index 6e7a5082c..000000000
--- a/hw/xgl/xgltrap.c
+++ /dev/null
@@ -1,481 +0,0 @@
-/*
- * Copyright © 2005 Novell, Inc.
- *
- * 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
- * Novell, Inc. not be used in advertising or publicity pertaining to
- * distribution of the software without specific, written prior permission.
- * Novell, Inc. makes no representations about the suitability of this
- * software for any purpose. It is provided "as is" without express or
- * implied warranty.
- *
- * NOVELL, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
- * NO EVENT SHALL NOVELL, INC. 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.
- *
- * Author: David Reveman <davidr@novell.com>
- */
-
-#include "xgl.h"
-#include "gcstruct.h"
-#include "damage.h"
-
-#ifdef RENDER
-
-#define XGL_TRAP_FALLBACK_PROLOGUE(pPicture, func) \
-    xglSyncDamageBoxBits (pPicture->pDrawable);	   \
-    XGL_PICTURE_SCREEN_UNWRAP (func)
-
-#define XGL_TRAP_FALLBACK_EPILOGUE(pPicture, func, xglfunc) \
-    XGL_PICTURE_SCREEN_WRAP (func, xglfunc);		    \
-    xglAddCurrentSurfaceDamage (pPicture->pDrawable)
-
-/* just a guess */
-#define SMOOTH_TRAPS_ESTIMATE_RECTS(nTrap) (30 * nTrap)
-
-#define LINE_FIXED_X(l, _y, v)			 \
-    dx = (l)->p2.x - (l)->p1.x;			 \
-    ex = (xFixed_32_32) ((_y) - (l)->p1.y) * dx; \
-    dy = (l)->p2.y - (l)->p1.y;			 \
-    (v) = (l)->p1.x + (xFixed) (ex / dy)
-
-#define LINE_FIXED_X_CEIL(l, _y, v)		      \
-    dx = (l)->p2.x - (l)->p1.x;			      \
-    ex = (xFixed_32_32) ((_y) - (l)->p1.y) * dx;      \
-    dy = (l)->p2.y - (l)->p1.y;			      \
-    (v) = (l)->p1.x + (xFixed) ((ex + (dy - 1)) / dy)
-
-static Bool
-xglTrapezoidExtents (PicturePtr pDst,
-		     int        ntrap,
-		     xTrapezoid *traps,
-		     BoxPtr     extents)
-{
-    Bool	 x_overlap, overlap = FALSE;
-    xFixed	 dx, dy, top, bottom;
-    xFixed_32_32 ex;
-
-    if (!ntrap)
-    {
-	extents->x1 = MAXSHORT;
-	extents->x2 = MINSHORT;
-	extents->y1 = MAXSHORT;
-	extents->y2 = MINSHORT;
-
-	return FALSE;
-    }
-
-    extents->y1 = xFixedToInt (traps->top);
-    extents->y2 = xFixedToInt (xFixedCeil (traps->bottom));
-
-    LINE_FIXED_X (&traps->left, traps->top, top);
-    LINE_FIXED_X (&traps->left, traps->bottom, bottom);
-    extents->x1 = xFixedToInt (MIN (top, bottom));
-
-    LINE_FIXED_X_CEIL (&traps->right, traps->top, top);
-    LINE_FIXED_X_CEIL (&traps->right, traps->bottom, bottom);
-    extents->x2 = xFixedToInt (xFixedCeil (MAX (top, bottom)));
-
-    ntrap--;
-    traps++;
-
-    for (; ntrap; ntrap--, traps++)
-    {
-	INT16 x1, y1, x2, y2;
-
-	if (!xTrapezoidValid (traps))
-	    continue;
-
-	y1 = xFixedToInt (traps->top);
-	y2 = xFixedToInt (xFixedCeil (traps->bottom));
-
-	LINE_FIXED_X (&traps->left, traps->top, top);
-	LINE_FIXED_X (&traps->left, traps->bottom, bottom);
-	x1 = xFixedToInt (MIN (top, bottom));
-
-	LINE_FIXED_X_CEIL (&traps->right, traps->top, top);
-	LINE_FIXED_X_CEIL (&traps->right, traps->bottom, bottom);
-	x2 = xFixedToInt (xFixedCeil (MAX (top, bottom)));
-
-	x_overlap = FALSE;
-	if (x1 >= extents->x2)
-	    extents->x2 = x2;
-	else if (x2 <= extents->x1)
-	    extents->x1 = x1;
-	else
-	{
-	    x_overlap = TRUE;
-	    if (x1 < extents->x1)
-		extents->x1 = x1;
-	    if (x2 > extents->x2)
-		extents->x2 = x2;
-	}
-
-	if (y1 >= extents->y2)
-	    extents->y2 = y2;
-	else if (y2 <= extents->y1)
-	    extents->y1 = y1;
-	else
-	{
-	    if (y1 < extents->y1)
-		extents->y1 = y1;
-	    if (y2 > extents->y2)
-		extents->y2 = y2;
-
-	    if (x_overlap)
-		overlap = TRUE;
-	}
-    }
-
-    xglPictureClipExtents (pDst, extents);
-
-    return overlap;
-}
-
-void
-xglTrapezoids (CARD8	     op,
-	       PicturePtr    pSrc,
-	       PicturePtr    pDst,
-	       PictFormatPtr maskFormat,
-	       INT16	     xSrc,
-	       INT16	     ySrc,
-	       int	     nTrap,
-	       xTrapezoid    *traps)
-{
-    ScreenPtr	    pScreen = pDst->pDrawable->pScreen;
-    PicturePtr	    pMask = NULL, pSrcPicture, pDstPicture;
-    PicturePtr	    pMaskPicture = NULL;
-    xglGeometryPtr  pGeometry = NULL;
-    unsigned int    polyEdge = pDst->polyEdge;
-    INT16	    xDst, yDst;
-    INT16	    xOff, yOff;
-    BoxRec	    extents;
-    Bool	    overlap;
-    Bool	    target;
-
-    XGL_SCREEN_PRIV (pScreen);
-
-    xDst = traps[0].left.p1.x >> 16;
-    yDst = traps[0].left.p1.y >> 16;
-
-    overlap = xglTrapezoidExtents (pDst, nTrap, traps, &extents);
-    if (extents.y1 >= extents.y2 || extents.x1 >= extents.x2)
-	return;
-
-    target = xglPrepareTarget (pDst->pDrawable);
-
-    if (nTrap > 1 && op != PictOpAdd && maskFormat &&
-	(!target || overlap || op != PictOpOver))
-    {
-	PixmapPtr  pPixmap;
-	GCPtr	   pGC;
-	xRectangle rect;
-	int	   error;
-	int	   area;
-
-	if (!pScreenPriv->pSolidAlpha)
-	{
-	    xglCreateSolidAlphaPicture (pScreen);
-	    if (!pScreenPriv->pSolidAlpha)
-		return;
-	}
-
-	rect.x = 0;
-	rect.y = 0;
-	rect.width = extents.x2 - extents.x1;
-	rect.height = extents.y2 - extents.y1;
-
-	pPixmap = (*pScreen->CreatePixmap) (pScreen,
-					    rect.width, rect.height,
-					    maskFormat->depth,
-					    CREATE_PIXMAP_USAGE_SCRATCH);
-	if (!pPixmap)
-	    return;
-
-	pMask = CreatePicture (0, &pPixmap->drawable, maskFormat,
-			       0, 0, serverClient, &error);
-	if (!pMask)
-	{
-	    (*pScreen->DestroyPixmap) (pPixmap);
-	    return;
-	}
-
-	if (!target)
-	{
-	    /* make sure we don't do accelerated drawing to mask */
-	    xglSetPixmapVisual (pPixmap, NULL);
-	}
-
-	area = rect.width * rect.height;
-	if ((SMOOTH_TRAPS_ESTIMATE_RECTS (nTrap) * 4) > area)
-	    XGL_GET_PIXMAP_PRIV (pPixmap)->target = xglPixmapTargetNo;
-
-	ValidatePicture (pMask);
-	pGC = GetScratchGC (pPixmap->drawable.depth, pScreen);
-	ValidateGC (&pPixmap->drawable, pGC);
-	(*pGC->ops->PolyFillRect) (&pPixmap->drawable, pGC, 1, &rect);
-	FreeScratchGC (pGC);
-
-	(*pScreen->DestroyPixmap) (pPixmap);
-
-	target = xglPrepareTarget (pMask->pDrawable);
-
-	xOff = -extents.x1;
-	yOff = -extents.y1;
-	pSrcPicture = pScreenPriv->pSolidAlpha;
-	pDstPicture = pMask;
-    }
-    else
-    {
-	if (maskFormat)
-	{
-	    if (maskFormat->depth == 1)
-		polyEdge = PolyEdgeSharp;
-	    else
-		polyEdge = PolyEdgeSmooth;
-	}
-
-	xOff = 0;
-	yOff = 0;
-	pSrcPicture = pSrc;
-	pDstPicture = pDst;
-    }
-
-    if (target)
-    {
-	if (maskFormat || polyEdge == PolyEdgeSmooth)
-	{
-	    glitz_vertex_format_t *format;
-	    glitz_surface_t	  *mask;
-	    xTrapezoid		  *pTrap = traps;
-	    int			  nAddedTrap, n = nTrap;
-	    int			  offset = 0;
-	    int			  size = SMOOTH_TRAPS_ESTIMATE_RECTS (n);
-
-	    pMaskPicture = pScreenPriv->trapInfo.pMask;
-	    format = &pScreenPriv->trapInfo.format.vertex;
-	    mask = pMaskPicture->pSourcePict->source.devPrivate.ptr;
-
-	    size *= format->bytes_per_vertex;
-	    pGeometry = xglGetScratchGeometryWithSize (pScreen, size);
-
-	    while (n)
-	    {
-		if (pGeometry->size < size)
-		    GEOMETRY_RESIZE (pScreen, pGeometry, size);
-
-		if (!pGeometry->buffer)
-		{
-		    if (pMask)
-			FreePicture (pMask, 0);
-
-		    return;
-		}
-
-		offset +=
-		    glitz_add_trapezoids (pGeometry->buffer,
-					  offset, size - offset, format->type,
-					  mask, (glitz_trapezoid_t *) pTrap, n,
-					  &nAddedTrap);
-
-		n     -= nAddedTrap;
-		pTrap += nAddedTrap;
-		size  *= 2;
-	    }
-
-	    pGeometry->f     = pScreenPriv->trapInfo.format;
-	    pGeometry->count = offset / format->bytes_per_vertex;
-	}
-	else
-	{
-	    pGeometry =
-		xglGetScratchVertexGeometryWithType (pScreen,
-						     GEOMETRY_DATA_TYPE_FLOAT,
-						     4 * nTrap);
-	    if (!pGeometry->buffer)
-	    {
-		if (pMask)
-		    FreePicture (pMask, 0);
-
-		return;
-	    }
-
-	    GEOMETRY_ADD_TRAPEZOID (pScreen, pGeometry, traps, nTrap);
-	}
-
-	GEOMETRY_TRANSLATE (pGeometry,
-			    pDstPicture->pDrawable->x + xOff,
-			    pDstPicture->pDrawable->y + yOff);
-    }
-
-    if (pGeometry &&
-	xglCompositeGeneral (pMask ? PictOpAdd : op,
-			     pSrcPicture,
-			     pMaskPicture,
-			     pDstPicture,
-			     pGeometry,
-			     extents.x1 + xOff + xSrc - xDst,
-			     extents.y1 + yOff + ySrc - yDst,
-			     0, 0,
-			     pDstPicture->pDrawable->x + extents.x1 + xOff,
-			     pDstPicture->pDrawable->y + extents.y1 + yOff,
-			     extents.x2 - extents.x1,
-			     extents.y2 - extents.y1))
-    {
-	/* no intermediate mask? we need to register damage from here as
-	   CompositePicture will never be called. */
-	if (!pMask)
-	{
-	    RegionRec region;
-
-	    REGION_INIT (pScreen, &region, &extents, 1);
-	    REGION_TRANSLATE (pScreen, &region,
-			      pDst->pDrawable->x, pDst->pDrawable->y);
-
-	    DamageDamageRegion (pDst->pDrawable, &region);
-
-	    REGION_UNINIT (pScreen, &region);
-	}
-
-	xglAddCurrentBitDamage (pDstPicture->pDrawable);
-    }
-    else
-    {
-	XGL_DRAWABLE_PIXMAP_PRIV (pDstPicture->pDrawable);
-
-	pPixmapPriv->damageBox.x1 = extents.x1 + xOff;
-	pPixmapPriv->damageBox.y1 = extents.y1 + yOff;
-	pPixmapPriv->damageBox.x2 = extents.x2 + xOff;
-	pPixmapPriv->damageBox.y2 = extents.y2 + yOff;
-
-	xglSyncDamageBoxBits (pDstPicture->pDrawable);
-
-	if (pMask || (polyEdge == PolyEdgeSmooth &&
-		      op == PictOpAdd && miIsSolidAlpha (pSrc)))
-	{
-	    PictureScreenPtr ps = GetPictureScreen (pScreen);
-
-	    for (; nTrap; nTrap--, traps++)
-		(*ps->RasterizeTrapezoid) (pDstPicture, traps, xOff, yOff);
-
-	    xglAddCurrentSurfaceDamage (pDstPicture->pDrawable);
-	}
-	else
-	    miTrapezoids (op, pSrc, pDstPicture, maskFormat,
-			  xSrc, ySrc, nTrap, traps);
-    }
-
-    if (pMask)
-    {
-	CompositePicture (op, pSrc, pMask, pDst,
-			  extents.x1 + xSrc - xDst,
-			  extents.y1 + ySrc - yDst,
-			  0, 0,
-			  extents.x1, extents.y1,
-			  extents.x2 - extents.x1,
-			  extents.y2 - extents.y1);
-
-	FreePicture (pMask, 0);
-    }
-}
-
-void
-xglAddTraps (PicturePtr pDst,
-	     INT16	xOff,
-	     INT16	yOff,
-	     int	nTrap,
-	     xTrap	*traps)
-{
-    PictureScreenPtr pPictureScreen;
-    ScreenPtr	     pScreen = pDst->pDrawable->pScreen;
-
-    XGL_SCREEN_PRIV (pScreen);
-    XGL_DRAWABLE_PIXMAP_PRIV (pDst->pDrawable);
-
-    if (!pScreenPriv->pSolidAlpha)
-    {
-	xglCreateSolidAlphaPicture (pScreen);
-	if (!pScreenPriv->pSolidAlpha)
-	    return;
-    }
-
-    pPixmapPriv->damageBox.x1 = 0;
-    pPixmapPriv->damageBox.y1 = 0;
-    pPixmapPriv->damageBox.x2 = pDst->pDrawable->width;
-    pPixmapPriv->damageBox.y2 = pDst->pDrawable->height;
-
-    if (xglPrepareTarget (pDst->pDrawable))
-    {
-	PicturePtr	      pMask;
-	glitz_vertex_format_t *format;
-	glitz_surface_t	      *mask;
-	xglGeometryPtr	      pGeometry;
-	xTrap		      *pTrap = traps;
-	int		      nAddedTrap, n = nTrap;
-	int		      offset = 0;
-	int		      size = SMOOTH_TRAPS_ESTIMATE_RECTS (n);
-
-	pMask = pScreenPriv->trapInfo.pMask;
-	format = &pScreenPriv->trapInfo.format.vertex;
-	mask = pMask->pSourcePict->source.devPrivate.ptr;
-
-	size *= format->bytes_per_vertex;
-	pGeometry = xglGetScratchGeometryWithSize (pScreen, size);
-
-	while (n)
-	{
-	    if (pGeometry->size < size)
-		GEOMETRY_RESIZE (pScreen, pGeometry, size);
-
-	    if (!pGeometry->buffer)
-		return;
-
-	    offset +=
-		glitz_add_traps (pGeometry->buffer,
-				 offset, size - offset, format->type, mask,
-				 (glitz_trap_t *) pTrap, n,
-				 &nAddedTrap);
-
-	    n     -= nAddedTrap;
-	    pTrap += nAddedTrap;
-	    size  *= 2;
-	}
-
-	pGeometry->f     = pScreenPriv->trapInfo.format;
-	pGeometry->count = offset / format->bytes_per_vertex;
-
-	GEOMETRY_TRANSLATE (pGeometry,
-			    pDst->pDrawable->x + xOff,
-			    pDst->pDrawable->y + yOff);
-
-	if (xglCompositeGeneral (PictOpAdd,
-				 pScreenPriv->pSolidAlpha,
-				 pMask,
-				 pDst,
-				 pGeometry,
-				 0, 0,
-				 0, 0,
-				 pDst->pDrawable->x, pDst->pDrawable->y,
-				 pDst->pDrawable->width,
-				 pDst->pDrawable->height))
-	{
-	    xglAddCurrentBitDamage (pDst->pDrawable);
-	    return;
-	}
-    }
-
-    pPictureScreen = GetPictureScreen (pScreen);
-
-    XGL_TRAP_FALLBACK_PROLOGUE (pDst, AddTraps);
-    (*pPictureScreen->AddTraps) (pDst, xOff, yOff, nTrap, traps);
-    XGL_TRAP_FALLBACK_EPILOGUE (pDst, AddTraps, xglAddTraps);
-}
-
-#endif