From 3562e78743202e43aec8727005182a2558117eca Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 28 Jun 2009 22:07:26 +0000 Subject: 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 --- xorg-server/fb/fbtile.c | 203 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 203 insertions(+) create mode 100644 xorg-server/fb/fbtile.c (limited to 'xorg-server/fb/fbtile.c') diff --git a/xorg-server/fb/fbtile.c b/xorg-server/fb/fbtile.c new file mode 100644 index 000000000..05a27a17b --- /dev/null +++ b/xorg-server/fb/fbtile.c @@ -0,0 +1,203 @@ +/* + * 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 +#endif + +#include "fb.h" + +/* + * Accelerated tile fill -- tile width is a power of two not greater + * than FB_UNIT + */ + +void +fbEvenTile (FbBits *dst, + FbStride dstStride, + int dstX, + + int width, + int height, + + FbBits *tile, + FbStride tileStride, + int tileHeight, + + int alu, + FbBits pm, + int xRot, + int yRot) +{ + FbBits *t, *tileEnd, bits; + FbBits startmask, endmask; + FbBits and, xor; + int n, nmiddle; + int tileX, tileY; + int rot; + int startbyte, endbyte; + + dst += dstX >> FB_SHIFT; + dstX &= FB_MASK; + FbMaskBitsBytes(dstX, width, FbDestInvarientRop(alu, pm), + startmask, startbyte, nmiddle, endmask, endbyte); + if (startmask) + dstStride--; + dstStride -= nmiddle; + + /* + * Compute tile start scanline and rotation parameters + */ + tileEnd = tile + tileHeight * tileStride; + modulus (- yRot, tileHeight, tileY); + t = tile + tileY * tileStride; + modulus (- xRot, FB_UNIT, tileX); + rot = tileX; + + while (height--) + { + + /* + * Pick up bits for this scanline + */ + bits = READ(t); + t += tileStride; + if (t >= tileEnd) t = tile; + bits = FbRotLeft(bits,rot); + and = fbAnd(alu,bits,pm); + xor = fbXor(alu,bits,pm); + + if (startmask) + { + FbDoLeftMaskByteRRop(dst, startbyte, startmask, and, xor); + dst++; + } + n = nmiddle; + if (!and) + while (n--) + WRITE(dst++, xor); + else + while (n--) + { + WRITE(dst, FbDoRRop (READ(dst), and, xor)); + dst++; + } + if (endmask) + FbDoRightMaskByteRRop(dst, endbyte, endmask, and, xor); + dst += dstStride; + } +} + +void +fbOddTile(FbBits *dst, + FbStride dstStride, + int dstX, + + int width, + int height, + + FbBits *tile, + FbStride tileStride, + int tileWidth, + int tileHeight, + + int alu, + FbBits pm, + int bpp, + + int xRot, + int yRot) +{ + int tileX, tileY; + int widthTmp; + int h, w; + int x, y; + + modulus (- yRot, tileHeight, tileY); + y = 0; + while (height) + { + h = tileHeight - tileY; + if (h > height) + h = height; + height -= h; + widthTmp = width; + x = dstX; + modulus (dstX - xRot, tileWidth, tileX); + while (widthTmp) + { + w = tileWidth - tileX; + if (w > widthTmp) + w = widthTmp; + widthTmp -= w; + fbBlt (tile + tileY * tileStride, + tileStride, + tileX, + + dst + y * dstStride, + dstStride, + x, + + w, h, + alu, + pm, + bpp, + + FALSE, + FALSE); + x += w; + tileX = 0; + } + y += h; + tileY = 0; + } +} + +void +fbTile (FbBits *dst, + FbStride dstStride, + int dstX, + + int width, + int height, + + FbBits *tile, + FbStride tileStride, + int tileWidth, + int tileHeight, + + int alu, + FbBits pm, + int bpp, + + int xRot, + int yRot) +{ + if (FbEvenTile (tileWidth)) + fbEvenTile (dst, dstStride, dstX, width, height, + tile, tileStride, tileHeight, + alu, pm, xRot, yRot); + else + fbOddTile (dst, dstStride, dstX, width, height, + tile, tileStride, tileWidth, tileHeight, + alu, pm, bpp, xRot, yRot); +} -- cgit v1.2.3