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/*
*
* Copyright © 1998 Keith Packard
*
* 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 Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD 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.
*/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include "fb.h"
void
fbFill(DrawablePtr pDrawable, GCPtr pGC, int x, int y, int width, int height)
{
FbBits *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
fbGetDrawable(pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
switch (pGC->fillStyle) {
case FillSolid:
fbSolid(dst + (y + dstYoff) * dstStride,
dstStride,
(x + dstXoff) * dstBpp,
dstBpp, width * dstBpp, height, pPriv->and, pPriv->xor);
break;
case FillStippled:
case FillOpaqueStippled:{
PixmapPtr pStip = pGC->stipple;
int stipWidth = pStip->drawable.width;
int stipHeight = pStip->drawable.height;
if (dstBpp == 1) {
int alu;
FbBits *stip;
FbStride stipStride;
int stipBpp;
int stipXoff _X_UNUSED, stipYoff _X_UNUSED;
if (pGC->fillStyle == FillStippled)
alu = FbStipple1Rop(pGC->alu, pGC->fgPixel);
else
alu = FbOpaqueStipple1Rop(pGC->alu, pGC->fgPixel, pGC->bgPixel);
fbGetDrawable(&pStip->drawable, stip, stipStride, stipBpp, stipXoff,
stipYoff);
fbTile(dst + (y + dstYoff) * dstStride, dstStride, x + dstXoff,
width, height, stip, stipStride, stipWidth, stipHeight, alu,
pPriv->pm, dstBpp, (pGC->patOrg.x + pDrawable->x + dstXoff),
pGC->patOrg.y + pDrawable->y - y);
}
else {
FbStip *stip;
FbStride stipStride;
int stipBpp;
int stipXoff _X_UNUSED, stipYoff _X_UNUSED;
FbBits fgand, fgxor, bgand, bgxor;
fgand = pPriv->and;
fgxor = pPriv->xor;
if (pGC->fillStyle == FillStippled) {
bgand = fbAnd(GXnoop, (FbBits) 0, FB_ALLONES);
bgxor = fbXor(GXnoop, (FbBits) 0, FB_ALLONES);
}
else {
bgand = pPriv->bgand;
bgxor = pPriv->bgxor;
}
fbGetStipDrawable(&pStip->drawable, stip, stipStride, stipBpp,
stipXoff, stipYoff);
fbStipple(dst + (y + dstYoff) * dstStride, dstStride,
(x + dstXoff) * dstBpp, dstBpp, width * dstBpp, height,
stip, stipStride, stipWidth, stipHeight,
pPriv->evenStipple, fgand, fgxor, bgand, bgxor,
pGC->patOrg.x + pDrawable->x + dstXoff,
pGC->patOrg.y + pDrawable->y - y);
}
break;
}
case FillTiled:{
PixmapPtr pTile = pGC->tile.pixmap;
FbBits *tile;
FbStride tileStride;
int tileBpp;
int tileWidth;
int tileHeight;
int tileXoff _X_UNUSED, tileYoff _X_UNUSED; /* XXX assumed to be zero */
fbGetDrawable(&pTile->drawable, tile, tileStride, tileBpp, tileXoff,
tileYoff);
tileWidth = pTile->drawable.width;
tileHeight = pTile->drawable.height;
fbTile(dst + (y + dstYoff) * dstStride,
dstStride,
(x + dstXoff) * dstBpp,
width * dstBpp, height,
tile,
tileStride,
tileWidth * tileBpp,
tileHeight,
pGC->alu,
pPriv->pm,
dstBpp,
(pGC->patOrg.x + pDrawable->x + dstXoff) * dstBpp,
pGC->patOrg.y + pDrawable->y - y);
break;
}
}
fbValidateDrawable(pDrawable);
}
void
fbSolidBoxClipped(DrawablePtr pDrawable,
RegionPtr pClip,
int x1, int y1, int x2, int y2, FbBits and, FbBits xor)
{
FbBits *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
BoxPtr pbox;
int nbox;
int partX1, partX2, partY1, partY2;
fbGetDrawable(pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
for (nbox = REGION_NUM_RECTS(pClip), pbox = REGION_RECTS(pClip);
nbox--; pbox++) {
partX1 = pbox->x1;
if (partX1 < x1)
partX1 = x1;
partX2 = pbox->x2;
if (partX2 > x2)
partX2 = x2;
if (partX2 <= partX1)
continue;
partY1 = pbox->y1;
if (partY1 < y1)
partY1 = y1;
partY2 = pbox->y2;
if (partY2 > y2)
partY2 = y2;
if (partY2 <= partY1)
continue;
fbSolid(dst + (partY1 + dstYoff) * dstStride,
dstStride,
(partX1 + dstXoff) * dstBpp,
dstBpp,
(partX2 - partX1) * dstBpp, (partY2 - partY1), and, xor);
}
}