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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/cfb/cfbcppl.c
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Checked in the following released items:
xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/cfb/cfbcppl.c')
-rw-r--r--xorg-server/cfb/cfbcppl.c486
1 files changed, 486 insertions, 0 deletions
diff --git a/xorg-server/cfb/cfbcppl.c b/xorg-server/cfb/cfbcppl.c
new file mode 100644
index 000000000..00714cbc4
--- /dev/null
+++ b/xorg-server/cfb/cfbcppl.c
@@ -0,0 +1,486 @@
+/*
+Copyright 1990, 1998 The Open Group
+
+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.
+
+The above copyright notice and this permission notice 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
+OPEN GROUP 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.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ * Author: Keith Packard, MIT X Consortium
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+#include <X11/X.h>
+#include <X11/Xmd.h>
+#include "gcstruct.h"
+#include "window.h"
+#include "pixmapstr.h"
+#include "scrnintstr.h"
+#include "windowstr.h"
+#include "cfb.h"
+#if PSZ == 8
+#undef PSZ /* for maskbits.h */
+#include "maskbits.h"
+#define PSZ 8
+#include "mergerop.h"
+#endif
+
+
+void
+cfbCopyImagePlane(
+ DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ int rop,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ unsigned long planemask)
+{
+ /* note: there must be some sort of trick behind,
+ passing a planemask value with all bits set
+ whilst using the current planemask for the bitPlane value. */
+#if PSZ == 8
+ cfbCopyPlane8to1 (pSrcDrawable, pDstDrawable, rop, prgnDst, pptSrc,
+ (unsigned long) ~0L, planemask);
+#endif
+#if PSZ == 16
+ cfbCopyPlane16to1 (pSrcDrawable, pDstDrawable, rop, prgnDst, pptSrc,
+ (unsigned long) ~0L, planemask);
+#endif
+#if PSZ == 24
+ cfbCopyPlane24to1 (pSrcDrawable, pDstDrawable, rop, prgnDst, pptSrc,
+ (unsigned long) ~0L, planemask);
+#endif
+#if PSZ == 32
+ cfbCopyPlane32to1 (pSrcDrawable, pDstDrawable, rop, prgnDst, pptSrc,
+ (unsigned long) ~0L, planemask);
+#endif
+}
+
+#if PSZ == 8
+
+#if BITMAP_BIT_ORDER == MSBFirst
+#define LeftMost (MFB_PPW-1)
+#define StepBit(bit, inc) ((bit) -= (inc))
+#else
+#define LeftMost 0
+#define StepBit(bit, inc) ((bit) += (inc))
+#endif
+
+#define GetBits(psrc, nBits, curBit, bitPos, bits) {\
+ bits = 0; \
+ while (nBits--) \
+ { \
+ bits |= (PixelType)(((*psrc++ >> bitPos) & 1)) << curBit; \
+ StepBit (curBit, 1); \
+ } \
+}
+
+void
+cfbCopyPlane8to1(
+ DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ int rop,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ unsigned long planemask,
+ unsigned long bitPlane)
+{
+ int srcx, srcy, dstx, dsty, width, height;
+ unsigned char *psrcBase;
+ PixelType *pdstBase;
+ int widthSrc, widthDst;
+ unsigned char *psrcLine;
+ PixelType *pdstLine;
+ register unsigned char *psrc;
+ register int i;
+ register int curBit;
+ register int bitPos;
+ register CfbBits bits;
+ register PixelType *pdst;
+ PixelType startmask, endmask;
+ int niStart = 0, niEnd = 0;
+ int bitStart = 0, bitEnd = 0;
+ int nl, nlMiddle;
+ int nbox;
+ BoxPtr pbox;
+ MROP_DECLARE()
+
+ if (!(planemask & 1))
+ return;
+
+ if (rop != GXcopy)
+ MROP_INITIALIZE (rop, planemask);
+
+ cfbGetByteWidthAndPointer (pSrcDrawable, widthSrc, psrcBase)
+
+ mfbGetPixelWidthAndPointer (pDstDrawable, widthDst, pdstBase)
+
+ bitPos = ffs (bitPlane) - 1;
+
+ nbox = REGION_NUM_RECTS(prgnDst);
+ pbox = REGION_RECTS(prgnDst);
+ while (nbox--)
+ {
+ dstx = pbox->x1;
+ dsty = pbox->y1;
+ srcx = pptSrc->x;
+ srcy = pptSrc->y;
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+ pbox++;
+ pptSrc++;
+ psrcLine = psrcBase + srcy * widthSrc + srcx;
+ pdstLine = mfbScanline(pdstBase, dstx, dsty, widthDst);
+ dstx &= MFB_PIM;
+ if (dstx + width <= MFB_PPW)
+ {
+ maskpartialbits(dstx, width, startmask);
+ nlMiddle = 0;
+ endmask = 0;
+ }
+ else
+ {
+ maskbits (dstx, width, startmask, endmask, nlMiddle);
+ }
+ if (startmask)
+ {
+ niStart = min(MFB_PPW - dstx, width);
+ bitStart = LeftMost;
+ StepBit (bitStart, dstx);
+ }
+ if (endmask)
+ {
+ niEnd = (dstx + width) & MFB_PIM;
+ bitEnd = LeftMost;
+ }
+ if (rop == GXcopy)
+ {
+ while (height--)
+ {
+ psrc = psrcLine;
+ pdst = pdstLine;
+ psrcLine += widthSrc;
+ mfbScanlineInc(pdstLine, widthDst);
+ if (startmask)
+ {
+ i = niStart;
+ curBit = bitStart;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ *pdst = (*pdst & ~startmask) | bits;
+ pdst++;
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ i = MFB_PPW;
+ curBit = LeftMost;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ *pdst++ = bits;
+ }
+ if (endmask)
+ {
+ i = niEnd;
+ curBit = bitEnd;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ *pdst = (*pdst & ~endmask) | bits;
+ }
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ psrc = psrcLine;
+ pdst = pdstLine;
+ psrcLine += widthSrc;
+ mfbScanlineInc(pdstLine, widthDst);
+ if (startmask)
+ {
+ i = niStart;
+ curBit = bitStart;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ *pdst = MROP_MASK(bits, *pdst, startmask);
+ pdst++;
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ i = MFB_PPW;
+ curBit = LeftMost;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ *pdst = MROP_SOLID(bits, *pdst);
+ pdst++;
+ }
+ if (endmask)
+ {
+ i = niEnd;
+ curBit = bitEnd;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ *pdst = MROP_MASK (bits, *pdst, endmask);
+ }
+ }
+ }
+ }
+}
+
+#else /* PSZ == 8 */
+
+#define mfbmaskbits(x, w, startmask, endmask, nlw) \
+ startmask = mfbGetstarttab((x)&0x1f); \
+ endmask = mfbGetendtab(((x)+(w)) & 0x1f); \
+ if (startmask) \
+ nlw = (((w) - (32 - ((x)&0x1f))) >> 5); \
+ else \
+ nlw = (w) >> 5;
+
+#define mfbmaskpartialbits(x, w, mask) \
+ mask = mfbGetpartmasks((x)&0x1f,(w)&0x1f);
+
+#define LeftMost 0
+#define StepBit(bit, inc) ((bit) += (inc))
+
+
+#if PSZ == 24
+#define GetBits(psrc, nBits, curBit, bitPos, bits) {\
+ bits = 0; \
+ while (nBits--) \
+ { \
+ if (bitPos < 8) \
+ { \
+ bits |= ((*psrc++ >> bitPos) & 1) << curBit; \
+ psrc += 2; \
+ } \
+ else if (bitPos < 16) \
+ { \
+ psrc++; \
+ bits |= ((*psrc++ >> (bitPos - 8)) & 1) << curBit; \
+ psrc++; \
+ } \
+ else \
+ { \
+ psrc += 2; \
+ bits |= ((*psrc++ >> (bitPos - 16)) & 1) << curBit; \
+ } \
+ StepBit (curBit, 1); \
+ } \
+}
+#else
+#define GetBits(psrc, nBits, curBit, bitPos, bits) {\
+ bits = 0; \
+ while (nBits--) \
+ { \
+ bits |= ((*psrc++ >> bitPos) & 1) << curBit; \
+ StepBit (curBit, 1); \
+ } \
+}
+#endif
+
+void
+#if PSZ == 16
+cfbCopyPlane16to1
+#endif
+#if PSZ == 24
+cfbCopyPlane24to1
+#endif
+#if PSZ == 32
+cfbCopyPlane32to1
+#endif
+(
+ DrawablePtr pSrcDrawable,
+ DrawablePtr pDstDrawable,
+ int rop,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ unsigned long planemask,
+ unsigned long bitPlane)
+{
+ int srcx, srcy, dstx, dsty, width, height;
+ CfbBits *psrcBase;
+ CfbBits *pdstBase;
+ int widthSrc, widthDst;
+#if PSZ == 16
+ unsigned short *psrcLine;
+ register unsigned short *psrc;
+#endif
+#if PSZ == 24
+ unsigned char *psrcLine;
+ register unsigned char *psrc;
+#endif
+#if PSZ == 32
+ unsigned int *psrcLine;
+ register unsigned int *psrc;
+#endif
+ unsigned int *pdstLine;
+ register unsigned int *pdst;
+ register int i;
+ register int curBit;
+ register int bitPos;
+ register unsigned int bits;
+ unsigned int startmask = 0, endmask = 0;
+ int niStart = 0, niEnd = 0;
+ int bitStart = 0, bitEnd = 0;
+ int nl, nlMiddle;
+ int nbox;
+ BoxPtr pbox;
+ int result;
+
+
+ if (!(planemask & 1))
+ return;
+
+ /* must explicitly ask for "int" widths, as code below expects it */
+ /* on some machines (Alpha), "long" and "int" are not the same size */
+ cfbGetTypedWidthAndPointer (pSrcDrawable, widthSrc, psrcBase, int, CfbBits)
+ cfbGetTypedWidthAndPointer (pDstDrawable, widthDst, pdstBase, int, CfbBits)
+
+#if PSZ == 16
+ widthSrc <<= 1;
+#endif
+#if PSZ == 24
+ widthSrc <<= 2;
+#endif
+
+ bitPos = ffs (bitPlane) - 1;
+
+ nbox = REGION_NUM_RECTS(prgnDst);
+ pbox = REGION_RECTS(prgnDst);
+ while (nbox--)
+ {
+ dstx = pbox->x1;
+ dsty = pbox->y1;
+ srcx = pptSrc->x;
+ srcy = pptSrc->y;
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+ pbox++;
+ pptSrc++;
+#if PSZ == 16
+ psrcLine = (unsigned short *)psrcBase + srcy * widthSrc + srcx;
+#endif
+#if PSZ == 24
+ psrcLine = (unsigned char *)psrcBase + srcy * widthSrc + srcx * 3;
+#endif
+#if PSZ == 32
+ psrcLine = (unsigned int *)psrcBase + srcy * widthSrc + srcx;
+#endif
+ pdstLine = (unsigned int *)pdstBase + dsty * widthDst + (dstx >> 5);
+ if (dstx + width <= 32)
+ {
+ mfbmaskpartialbits(dstx, width, startmask);
+ nlMiddle = 0;
+ endmask = 0;
+ }
+ else
+ {
+ mfbmaskbits (dstx, width, startmask, endmask, nlMiddle);
+ }
+ if (startmask)
+ {
+ niStart = 32 - (dstx & 0x1f);
+ bitStart = LeftMost;
+ StepBit (bitStart, (dstx & 0x1f));
+ }
+ if (endmask)
+ {
+ niEnd = (dstx + width) & 0x1f;
+ bitEnd = LeftMost;
+ }
+ if (rop == GXcopy)
+ {
+ while (height--)
+ {
+ psrc = psrcLine;
+ pdst = pdstLine;
+ psrcLine += widthSrc;
+ pdstLine += widthDst;
+ if (startmask)
+ {
+ i = niStart;
+ curBit = bitStart;
+ GetBits (psrc, i, curBit, bitPos, bits);
+
+ *pdst = (*pdst & ~startmask) | bits;
+ pdst++;
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ i = 32;
+ curBit = LeftMost;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ *pdst++ = bits;
+ }
+ if (endmask)
+ {
+ i = niEnd;
+ curBit = bitEnd;
+ GetBits (psrc, i, curBit, bitPos, bits);
+
+ *pdst = (*pdst & ~endmask) | bits;
+ }
+ }
+ }
+ else
+ {
+ while (height--)
+ {
+ psrc = psrcLine;
+ pdst = pdstLine;
+ psrcLine += widthSrc;
+ pdstLine += widthDst;
+ if (startmask)
+ {
+ i = niStart;
+ curBit = bitStart;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ DoRop (result, rop, bits, *pdst);
+
+ *pdst = (*pdst & ~startmask) |
+ (result & startmask);
+ pdst++;
+ }
+ nl = nlMiddle;
+ while (nl--)
+ {
+ i = 32;
+ curBit = LeftMost;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ DoRop (result, rop, bits, *pdst);
+ *pdst = result;
+ ++pdst;
+ }
+ if (endmask)
+ {
+ i = niEnd;
+ curBit = bitEnd;
+ GetBits (psrc, i, curBit, bitPos, bits);
+ DoRop (result, rop, bits, *pdst);
+
+ *pdst = (*pdst & ~endmask) |
+ (result & endmask);
+ }
+ }
+ }
+ }
+}
+
+#endif /* PSZ == 8 */