xserver-multidpi/glamor/glamor_polyops.c
Zhigang Gong 9264335347 Added more drawing functions.
As we want to take over all the possible GC ops from the DDX
layer, we need to add all the missed functions.
This commit also fixed one bug at polylines.
We simply drop the bugy optimized code now, as it did not
consider of clip info.

Signed-off-by: Zhigang Gong <zhigang.gong@linux.intel.com>
2013-12-18 11:23:47 -08:00

144 lines
4.0 KiB
C

/*
* Copyright © 2009 Intel Corporation
* Copyright © 1998 Keith Packard
*
* 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
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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:
* Zhigang Gong <zhigang.gong@linux.intel.com>
*
*/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include "glamor_priv.h"
static Bool
_glamor_poly_point(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr ppt, Bool fallback)
{
if (!fallback
&& glamor_ddx_fallback_check_gc(pGC)
&& glamor_ddx_fallback_check_pixmap(pDrawable))
goto fail;
glamor_prepare_access_gc(pGC);
glamor_prepare_access(pDrawable, GLAMOR_ACCESS_RW);
fbPolyPoint(pDrawable, pGC, mode, npt, ppt);
glamor_finish_access(pDrawable, GLAMOR_ACCESS_RW);
glamor_finish_access_gc(pGC);
return TRUE;
fail:
return FALSE;
}
void
glamor_poly_point(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr ppt)
{
_glamor_poly_point(pDrawable, pGC, mode, npt, ppt, TRUE);
}
Bool
glamor_poly_point_nf(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr ppt)
{
return _glamor_poly_point(pDrawable, pGC, mode, npt, ppt, FALSE);
}
static Bool
_glamor_poly_segment(DrawablePtr pDrawable, GCPtr pGC, int nseg,
xSegment *pSeg, Bool fallback)
{
if (!fallback
&& glamor_ddx_fallback_check_gc(pGC)
&& glamor_ddx_fallback_check_pixmap(pDrawable))
goto fail;
/* For lineWidth is not zero, fb calls to mi functions. */
if (pGC->lineWidth == 0) {
glamor_prepare_access_gc(pGC);
glamor_prepare_access(pDrawable, GLAMOR_ACCESS_RW);
fbPolySegment(pDrawable, pGC, nseg, pSeg);
glamor_finish_access(pDrawable, GLAMOR_ACCESS_RW);
glamor_finish_access_gc(pGC);
} else
fbPolySegment(pDrawable, pGC, nseg, pSeg);
return TRUE;
fail:
return FALSE;
}
void
glamor_poly_segment(DrawablePtr pDrawable, GCPtr pGC, int nseg,
xSegment *pSeg)
{
_glamor_poly_segment(pDrawable, pGC, nseg, pSeg, TRUE);
}
Bool
glamor_poly_segment_nf(DrawablePtr pDrawable, GCPtr pGC, int nseg,
xSegment *pSeg)
{
return _glamor_poly_segment(pDrawable, pGC, nseg, pSeg, FALSE);
}
static Bool
_glamor_poly_line(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr ppt, Bool fallback)
{
if (!fallback
&& glamor_ddx_fallback_check_gc(pGC)
&& glamor_ddx_fallback_check_pixmap(pDrawable))
goto fail;
/* For lineWidth is not zero, fb calls to mi functions. */
if (pGC->lineWidth == 0) {
glamor_prepare_access_gc(pGC);
glamor_prepare_access(pDrawable, GLAMOR_ACCESS_RW);
fbPolyLine(pDrawable, pGC, mode, npt, ppt);
glamor_finish_access(pDrawable, GLAMOR_ACCESS_RW);
glamor_finish_access_gc(pGC);
} else
fbPolyLine(pDrawable, pGC, mode, npt, ppt);
return TRUE;
fail:
return FALSE;
}
void
glamor_poly_line(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr ppt)
{
_glamor_poly_line(pDrawable, pGC, mode, npt, ppt, TRUE);
}
Bool
glamor_poly_line_nf(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr ppt)
{
return _glamor_poly_line(pDrawable, pGC, mode, npt, ppt, FALSE);
}