xserver-multidpi/hw/xgl/xglcopy.c
2004-11-05 13:26:07 +00:00

153 lines
4.0 KiB
C

/*
* Copyright © 2004 David Reveman
*
* 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 names of
* David Reveman not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
* David Reveman makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* DAVID REVEMAN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL DAVID REVEMAN 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@freedesktop.org>
*/
#include "xgl.h"
Bool
xglCopy (DrawablePtr pSrc,
DrawablePtr pDst,
int dx,
int dy,
BoxPtr pBox,
int nBox)
{
glitz_surface_t *srcSurface;
glitz_surface_t *dstSurface;
int srcXoff, srcYoff;
int dstXoff, dstYoff;
if (xglPrepareTarget (pDst))
{
glitz_drawable_t *srcDrawable;
glitz_drawable_t *dstDrawable;
XGL_SCREEN_PRIV (pDst->pScreen);
XGL_DRAWABLE_PIXMAP_PRIV (pSrc);
if (!xglSyncSurface (pSrc))
return FALSE;
XGL_GET_DRAWABLE (pSrc, srcSurface, srcXoff, srcYoff);
XGL_GET_DRAWABLE (pDst, dstSurface, dstXoff, dstYoff);
/*
* Blit to screen.
*/
if (dstSurface == pScreenPriv->surface)
XGL_INCREMENT_PIXMAP_SCORE (pPixmapPriv, 5000);
srcDrawable = glitz_surface_get_attached_drawable (srcSurface);
dstDrawable = glitz_surface_get_attached_drawable (dstSurface);
if (srcDrawable != dstDrawable && nBox > 1)
{
xglGeometryRec geometry;
BoxRec extents;
BOX_EXTENTS (pBox, nBox, &extents);
GEOMETRY_INIT (pDst->pScreen, &geometry, nBox << 3);
GEOMETRY_ADD_BOX (pDst->pScreen, &geometry, pBox, nBox);
GEOMETRY_TRANSLATE (&geometry, dstXoff, dstYoff);
if (!GEOMETRY_ENABLE_ALL_VERTICES (&geometry, dstSurface))
return FALSE;
pPixmapPriv->pictureMask |=
xglPCFillMask | xglPCFilterMask | xglPCTransformMask;
glitz_surface_set_fill (srcSurface, GLITZ_FILL_TRANSPARENT);
glitz_surface_set_filter (srcSurface, GLITZ_FILTER_NEAREST,
NULL, 0);
glitz_surface_set_transform (srcSurface, NULL);
glitz_composite (GLITZ_OPERATOR_SRC,
srcSurface, NULL, dstSurface,
extents.x1 + dx + srcXoff,
extents.y1 + dy + srcYoff,
0, 0,
extents.x1 + dstXoff,
extents.y1 + dstYoff,
extents.x2 - extents.x1,
extents.y2 - extents.y1);
GEOMETRY_UNINIT (&geometry);
if (glitz_surface_get_status (dstSurface))
return FALSE;
return TRUE;
}
}
else
{
if (!xglPrepareTarget (pSrc))
return FALSE;
if (!xglSyncSurface (pDst))
return FALSE;
XGL_GET_DRAWABLE (pSrc, srcSurface, srcXoff, srcYoff);
XGL_GET_DRAWABLE (pDst, dstSurface, dstXoff, dstYoff);
}
while (nBox--)
{
glitz_copy_area (srcSurface,
dstSurface,
pBox->x1 + dx + srcXoff,
pBox->y1 + dy + srcYoff,
pBox->x2 - pBox->x1,
pBox->y2 - pBox->y1,
pBox->x1 + dstXoff,
pBox->y1 + dstYoff);
pBox++;
}
if (glitz_surface_get_status (dstSurface))
return FALSE;
return TRUE;
}
void
xglCopyProc (DrawablePtr pSrc,
DrawablePtr pDst,
GCPtr pGC,
BoxPtr pBox,
int nBox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
Bool *pRet = (Bool *) closure;
*pRet = xglCopy (pSrc, pDst, dx, dy, pBox, nBox);
}