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/*
* Copyright © 2001 Keith Packard
* Copyright 2011 VMWare, Inc. All Rights Reserved.
* May partly be based on code that is Copyright © The XFree86 Project Inc.
*
* 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, sub license, 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 TUNGSTEN GRAPHICS AND/OR ITS 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.
*
* Author: Eric Anholt <eric@anholt.net>
* Author: Michel Dänzer <michel@tungstengraphics.com>
* Author: Thomas Hellstrom <thellstrom@vmware.com>
*/
#include "saa.h"
#include "saa_priv.h"
#include <mi.h>
Bool
saa_hw_copy_nton(DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox, int dx, int dy, Bool reverse, Bool upsidedown)
{
ScreenPtr pScreen = pDstDrawable->pScreen;
struct saa_screen_priv *sscreen = saa_screen(pDstDrawable->pScreen);
struct saa_driver *driver = sscreen->driver;
PixmapPtr pSrcPixmap, pDstPixmap;
struct saa_pixmap *src_spix, *dst_spix;
int src_off_x, src_off_y;
int dst_off_x, dst_off_y;
RegionRec dst_reg, *src_reg;
int ordering;
Bool ret = TRUE;
(void)pScreen;
/* avoid doing copy operations if no boxes */
if (nbox == 0)
return TRUE;
pSrcPixmap = saa_get_pixmap(pSrcDrawable, &src_off_x, &src_off_y);
pDstPixmap = saa_get_pixmap(pDstDrawable, &dst_off_x, &dst_off_y);
src_spix = saa_pixmap(pSrcPixmap);
dst_spix = saa_pixmap(pDstPixmap);
ordering = (nbox == 1 || (dx > 0 && dy > 0) ||
(pDstDrawable != pSrcDrawable &&
(pDstDrawable->type != DRAWABLE_WINDOW ||
pSrcDrawable->type != DRAWABLE_WINDOW))) ?
CT_YXBANDED : CT_UNSORTED;
src_reg = saa_boxes_to_region(pScreen, nbox, pbox, ordering);
if (!src_reg)
return FALSE;
REGION_NULL(pScreen, &dst_reg);
REGION_COPY(pScreen, &dst_reg, src_reg);
REGION_TRANSLATE(pScreen, src_reg, dx + src_off_x, dy + src_off_y);
REGION_TRANSLATE(pScreen, &dst_reg, dst_off_x, dst_off_y);
if (!(driver->copy_prepare) (driver, pSrcPixmap, pDstPixmap,
reverse ? -1 : 1,
upsidedown ? -1 : 1,
pGC ? pGC->alu : GXcopy,
src_reg, pGC ? pGC->planemask : FB_ALLONES)) {
goto fallback;
}
while (nbox--) {
(driver->copy) (driver,
pbox->x1 + dx + src_off_x,
pbox->y1 + dy + src_off_y,
pbox->x1 + dst_off_x, pbox->y1 + dst_off_y,
pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
pbox++;
}
(driver->copy_done) (driver);
saa_pixmap_dirty(pDstPixmap, TRUE, &dst_reg);
goto out;
fallback:
ret = FALSE;
out:
REGION_UNINIT(pScreen, &dst_reg);
REGION_DESTROY(pScreen, src_reg);
return ret;
}
static void
saa_copy_nton(DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse, Bool upsidedown, Pixel bitplane, void *closure)
{
if (saa_hw_copy_nton(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy,
reverse, upsidedown))
return;
saa_check_copy_nton(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy,
reverse, upsidedown, bitplane, closure);
}
RegionPtr
saa_copy_area(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC,
int srcx, int srcy, int width, int height, int dstx, int dsty)
{
struct saa_screen_priv *sscreen = saa_screen(pDstDrawable->pScreen);
if (sscreen->fallback_count) {
return saa_check_copy_area(pSrcDrawable, pDstDrawable, pGC,
srcx, srcy, width, height, dstx, dsty);
}
#if (GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) >= 6)
return miDoCopy(pSrcDrawable, pDstDrawable, pGC,
srcx, srcy, width, height,
dstx, dsty, saa_copy_nton, 0, NULL);
#else
return fbDoCopy(pSrcDrawable, pDstDrawable, pGC,
srcx, srcy, width, height,
dstx, dsty, saa_copy_nton, 0, NULL);
#endif
}
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