void
fbCopyWindowProc (DrawablePtr pSrcDrawable,
DrawablePtr pDstDrawable,
GCPtr pGC,
BoxPtr pbox,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
FbBits *src;
FbStride srcStride;
int srcBpp;
int srcXoff, srcYoff;
FbBits *dst;
FbStride dstStride;
int dstBpp;
int dstXoff, dstYoff;
fbGetDrawable (pSrcDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
fbGetDrawable (pDstDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
while (nbox--)
{
fbBlt (src + (pbox->y1 + dy + srcYoff) * srcStride,
srcStride,
(pbox->x1 + dx + srcXoff) * srcBpp,
dst + (pbox->y1 + dstYoff) * dstStride,
dstStride,
(pbox->x1 + dstXoff) * dstBpp,
(pbox->x2 - pbox->x1) * dstBpp,
(pbox->y2 - pbox->y1),
GXcopy,
FB_ALLONES,
dstBpp,
reverse,
upsidedown);
pbox++;
}
fbFinishAccess (pDstDrawable);
fbFinishAccess (pSrcDrawable);
}
int
main (void)
{
int pagesize;
FbBits *src;
FbBits *dst;
int srcX, dstX;
int bpp;
int alu = 1;
FbBits pm = 0xffffffff;
pagesize = getpagesize();
src = mmap(NULL, 2 * pagesize, PROT_READ|PROT_WRITE, MAP_ANON, -1, 0);
assert(src);
dst = mmap(NULL, 2 * pagesize, PROT_READ|PROT_WRITE, MAP_ANON, -1, 0);
assert(dst);
mprotect((char *)src + pagesize, pagesize, PROT_NONE);
src = (FbBits *)((char *)src + (pagesize - sizeof map));
memcpy (src, map, sizeof map);
for (bpp = 8; bpp <= 32; bpp += 8)
for (dstX = 0; dstX < 64; dstX += bpp)
for (srcX = 0; srcX < 32; srcX += bpp)
fbBlt(src, 1, srcX, dst, 256, dstX,
(32 - srcX), 2, alu, pm, bpp, 0, 0);
for (bpp = 8; bpp <= 32; bpp += 8)
for (dstX = 0; dstX < 64; dstX += bpp)
for (srcX = 0; srcX < 32; srcX += bpp)
fbBlt(src, 1, srcX, dst, 256, dstX,
(64 - srcX), 1, alu, pm, bpp, 0, 0);
return 0;
}
