diff options
| -rw-r--r-- | fb/Makefile.am | 1 | ||||
| -rw-r--r-- | fb/fb.h | 58 | ||||
| -rw-r--r-- | fb/fbbltone.c | 85 | ||||
| -rw-r--r-- | fb/fbfill.c | 46 | ||||
| -rw-r--r-- | fb/fbgc.c | 83 | ||||
| -rw-r--r-- | fb/fbstipple.c | 243 | ||||
| -rw-r--r-- | fb/wfbrename.h | 4 |
7 files changed, 60 insertions, 460 deletions
diff --git a/fb/Makefile.am b/fb/Makefile.am index 752eabeb7..ff6dc3ae7 100644 --- a/fb/Makefile.am +++ b/fb/Makefile.am @@ -44,7 +44,6 @@ libfb_la_SOURCES = \ fbseg.c \ fbsetsp.c \ fbsolid.c \ - fbstipple.c \ fbtile.c \ fbtrap.c \ fbutil.c \ @@ -452,7 +452,6 @@ typedef struct { FbBits bgand, bgxor; /* for stipples */ FbBits fg, bg, pm; /* expanded and filled */ unsigned int dashLength; /* total of all dash elements */ - unsigned char evenStipple; /* stipple is even */ unsigned char bpp; /* current drawable bpp */ } FbGCPrivRec, *FbGCPrivPtr; @@ -545,11 +544,6 @@ typedef struct { * Accelerated tiles are power of 2 width <= FB_UNIT */ #define FbEvenTile(w) ((w) <= FB_UNIT && FbPowerOfTwo(w)) -/* - * Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp - * with dstBpp a power of 2 as well - */ -#define FbEvenStip(w,bpp) ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp)) /* * fb24_32.c @@ -1338,58 +1332,6 @@ fbSolid24(FbBits * dst, int dstX, int width, int height, FbBits and, FbBits xor); /* - * fbstipple.c - */ - -extern _X_EXPORT void - fbTransparentSpan(FbBits * dst, FbBits stip, FbBits fgxor, int n); - -extern _X_EXPORT void - -fbEvenStipple(FbBits * dst, - FbStride dstStride, - int dstX, - int dstBpp, - int width, - int height, - FbStip * stip, - FbStride stipStride, - int stipHeight, - FbBits fgand, - FbBits fgxor, FbBits bgand, FbBits bgxor, int xRot, int yRot); - -extern _X_EXPORT void - -fbOddStipple(FbBits * dst, - FbStride dstStride, - int dstX, - int dstBpp, - int width, - int height, - FbStip * stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - FbBits fgand, - FbBits fgxor, FbBits bgand, FbBits bgxor, int xRot, int yRot); - -extern _X_EXPORT void - -fbStipple(FbBits * dst, - FbStride dstStride, - int dstX, - int dstBpp, - int width, - int height, - FbStip * stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - Bool even, - FbBits fgand, - FbBits fgxor, FbBits bgand, FbBits bgxor, int xRot, int yRot); - -/* * fbtile.c */ diff --git a/fb/fbbltone.c b/fb/fbbltone.c index 3042c4b26..bd3229a61 100644 --- a/fb/fbbltone.c +++ b/fb/fbbltone.c @@ -62,26 +62,6 @@ bits = (src < srcEnd ? READ(src++) : 0); \ } -#define LaneCases1(n,a) case n: FbLaneCase(n,a); break -#define LaneCases2(n,a) LaneCases1(n,a); LaneCases1(n+1,a) -#define LaneCases4(n,a) LaneCases2(n,a); LaneCases2(n+2,a) -#define LaneCases8(n,a) LaneCases4(n,a); LaneCases4(n+4,a) -#define LaneCases16(n,a) LaneCases8(n,a); LaneCases8(n+8,a) - -#define LaneCases(a) LaneCases16(0,a) - -static const CARD8 fb8Lane[16] = { - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 -}; - -static const CARD8 fb16Lane[16] = { - 0, 3, 12, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -}; - -static const CARD8 fb32Lane[16] = { - 0, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -}; - void fbBltOne(FbStip * src, FbStride srcStride, /* FbStip units per scanline */ int srcX, /* bit position of source */ @@ -110,7 +90,6 @@ fbBltOne(FbStip * src, FbStride srcStride, /* FbStip units per scanline */ Bool transparent; /* accelerate 0 nop */ int srcinc; /* source units consumed */ Bool endNeedsLoad = FALSE; /* need load for endmask */ - const CARD8 *fbLane; int startbyte, endbyte; if (dstBpp == 24) { @@ -176,15 +155,6 @@ fbBltOne(FbStip * src, FbStride srcStride, /* FbStip units per scanline */ fbBits = 0; /* unused */ if (pixelsPerDst <= 8) fbBits = fbStippleTable[pixelsPerDst]; - fbLane = 0; - if (transparent && fgand == 0) { - if (dstBpp == 8) - fbLane = fb8Lane; - if (dstBpp == 16) - fbLane = fb16Lane; - if (dstBpp == 32) - fbLane = fb32Lane; - } /* * Compute total number of destination words written, but @@ -235,15 +205,10 @@ fbBltOne(FbStip * src, FbStride srcStride, /* FbStip units per scanline */ */ if (startmask) { mask = fbBits[FbLeftStipBits(bits, pixelsPerDst)]; - if (fbLane) { - fbTransparentSpan(dst, mask & startmask, fgxor, 1); - } - else { - if (mask || !transparent) - FbDoLeftMaskByteStippleRRop(dst, mask, - fgand, fgxor, bgand, bgxor, - startbyte, startmask); - } + if (mask || !transparent) + FbDoLeftMaskByteStippleRRop(dst, mask, + fgand, fgxor, bgand, bgxor, + startbyte, startmask); bits = FbStipLeft(bits, pixelsPerDst); dst++; n--; @@ -263,29 +228,15 @@ fbBltOne(FbStip * src, FbStride srcStride, /* FbStip units per scanline */ } } else { - if (fbLane) { - while (bits && n) { - switch (fbLane[FbLeftStipBits(bits, pixelsPerDst)]) { - LaneCases((CARD8 *) dst); - } - bits = FbStipLeft(bits, pixelsPerDst); - dst++; - n--; - } - dst += n; - } - else { - while (n--) { - left = FbLeftStipBits(bits, pixelsPerDst); - if (left || !transparent) { - mask = fbBits[left]; - WRITE(dst, FbStippleRRop(READ(dst), mask, - fgand, fgxor, bgand, - bgxor)); - } - dst++; - bits = FbStipLeft(bits, pixelsPerDst); + while (n--) { + left = FbLeftStipBits(bits, pixelsPerDst); + if (left || !transparent) { + mask = fbBits[left]; + WRITE(dst, FbStippleRRop(READ(dst), mask, fgand, + fgxor, bgand, bgxor)); } + dst++; + bits = FbStipLeft(bits, pixelsPerDst); } } if (!w) @@ -307,15 +258,9 @@ fbBltOne(FbStip * src, FbStride srcStride, /* FbStip units per scanline */ LoadBits; } mask = fbBits[FbLeftStipBits(bits, pixelsPerDst)]; - if (fbLane) { - fbTransparentSpan(dst, mask & endmask, fgxor, 1); - } - else { - if (mask || !transparent) - FbDoRightMaskByteStippleRRop(dst, mask, - fgand, fgxor, bgand, bgxor, - endbyte, endmask); - } + if (mask || !transparent) + FbDoRightMaskByteStippleRRop(dst, mask, fgand, fgxor, + bgand, bgxor, endbyte, endmask); } dst += dstStride; src += srcStride; diff --git a/fb/fbfill.c b/fb/fbfill.c index de9d6b313..ad09671fa 100644 --- a/fb/fbfill.c +++ b/fb/fbfill.c @@ -26,6 +26,50 @@ #include "fb.h" +static void +fbStipple(FbBits * dst, FbStride dstStride, + int dstX, int dstBpp, + int width, int height, + FbStip * stip, FbStride stipStride, + int stipWidth, int stipHeight, + FbBits fgand, FbBits fgxor, + FbBits bgand, FbBits bgxor, + int xRot, int yRot) +{ + int stipX, stipY, sx; + int widthTmp; + int h, w; + int x, y; + + modulus(-yRot, stipHeight, stipY); + modulus(dstX / dstBpp - xRot, stipWidth, stipX); + y = 0; + while (height) { + h = stipHeight - stipY; + if (h > height) + h = height; + height -= h; + widthTmp = width; + x = dstX; + sx = stipX; + while (widthTmp) { + w = (stipWidth - sx) * dstBpp; + if (w > widthTmp) + w = widthTmp; + widthTmp -= w; + fbBltOne(stip + stipY * stipStride, + stipStride, + sx, + dst + y * dstStride, + dstStride, x, dstBpp, w, h, fgand, fgxor, bgand, bgxor); + x += w; + sx = 0; + } + y += h; + stipY = 0; + } +} + void fbFill(DrawablePtr pDrawable, GCPtr pGC, int x, int y, int width, int height) { @@ -97,7 +141,7 @@ fbFill(DrawablePtr pDrawable, GCPtr pGC, int x, int y, int width, int height) fbStipple(dst + (y + dstYoff) * dstStride, dstStride, (x + dstXoff) * dstBpp, dstBpp, width * dstBpp, height, stip, stipStride, stipWidth, stipHeight, - pPriv->evenStipple, fgand, fgxor, bgand, bgxor, + fgand, fgxor, bgand, bgxor, pGC->patOrg.x + pDrawable->x + dstXoff, pGC->patOrg.y + pDrawable->y - y); fbFinishAccess(&pStip->drawable); @@ -110,80 +110,6 @@ fbPadPixmap(PixmapPtr pPixmap) fbFinishAccess(&pPixmap->drawable); } -/* - * Verify that 'bits' repeats every 'len' bits - */ -static Bool -fbBitsRepeat(FbBits bits, int len, int width) -{ - FbBits mask = FbBitsMask(0, len); - FbBits orig = bits & mask; - int i; - - if (width > FB_UNIT) - width = FB_UNIT; - for (i = 0; i < width / len; i++) { - if ((bits & mask) != orig) - return FALSE; - bits = FbScrLeft(bits, len); - } - return TRUE; -} - -/* - * Check whether an entire bitmap line is a repetition of - * the first 'len' bits - */ -static Bool -fbLineRepeat(FbBits * bits, int len, int width) -{ - FbBits first = bits[0]; - - if (!fbBitsRepeat(first, len, width)) - return FALSE; - width = (width + FB_UNIT - 1) >> FB_SHIFT; - bits++; - while (--width) - if (READ(bits) != first) - return FALSE; - return TRUE; -} - -/* - * The even stipple code wants the first FB_UNIT/bpp bits on - * each scanline to represent the entire stipple - */ -static Bool -fbCanEvenStipple(PixmapPtr pStipple, int bpp) -{ - int len = FB_UNIT / bpp; - FbBits *bits; - int stride; - int stip_bpp; - _X_UNUSED int stipXoff, stipYoff; - int h; - - /* can't even stipple 24bpp drawables */ - if ((bpp & (bpp - 1)) != 0) - return FALSE; - /* make sure the stipple width is a multiple of the even stipple width */ - if (pStipple->drawable.width % len != 0) - return FALSE; - fbGetDrawable(&pStipple->drawable, bits, stride, stip_bpp, stipXoff, - stipYoff); - h = pStipple->drawable.height; - /* check to see that the stipple repeats horizontally */ - while (h--) { - if (!fbLineRepeat(bits, len, pStipple->drawable.width)) { - fbFinishAccess(&pStipple->drawable); - return FALSE; - } - bits += stride; - } - fbFinishAccess(&pStipple->drawable); - return TRUE; -} - void fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable) { @@ -239,16 +165,7 @@ fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable) fbPadPixmap(pGC->tile.pixmap); } if (changes & GCStipple) { - pPriv->evenStipple = FALSE; - if (pGC->stipple) { - - /* can we do an even stipple ?? */ - if (FbEvenStip(pGC->stipple->drawable.width, - pDrawable->bitsPerPixel) && - (fbCanEvenStipple(pGC->stipple, pDrawable->bitsPerPixel))) - pPriv->evenStipple = TRUE; - if (pGC->stipple->drawable.width * pDrawable->bitsPerPixel < FB_UNIT) fbPadPixmap(pGC->stipple); diff --git a/fb/fbstipple.c b/fb/fbstipple.c deleted file mode 100644 index 9a877c199..000000000 --- a/fb/fbstipple.c +++ /dev/null @@ -1,243 +0,0 @@ -/* - * 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" - -/* - * This is a slight abuse of the preprocessor to generate repetitive - * code, the idea is to generate code for each case of a copy-mode - * transparent stipple - */ -#define LaneCases1(c,a) case c: \ - while (n--) { FbLaneCase(c,a); a++; } \ - break -#define LaneCases2(c,a) LaneCases1(c,a); LaneCases1(c+1,a) -#define LaneCases4(c,a) LaneCases2(c,a); LaneCases2(c+2,a) -#define LaneCases8(c,a) LaneCases4(c,a); LaneCases4(c+4,a) -#define LaneCases16(c,a) LaneCases8(c,a); LaneCases8(c+8,a) - -#define LaneCases(a) LaneCases16(0,a) - -/* - * Repeat a transparent stipple across a scanline n times - */ - -void -fbTransparentSpan(FbBits * dst, FbBits stip, FbBits fgxor, int n) -{ - FbStip s; - - s = ((FbStip) (stip) & 0x01); - s |= ((FbStip) (stip >> 8) & 0x02); - s |= ((FbStip) (stip >> 16) & 0x04); - s |= ((FbStip) (stip >> 24) & 0x08); - switch (s) { - LaneCases(dst); - } -} - -void -fbEvenStipple(FbBits * dst, - FbStride dstStride, - int dstX, - int dstBpp, - int width, - int height, - FbStip * stip, - FbStride stipStride, - int stipHeight, - FbBits fgand, - FbBits fgxor, FbBits bgand, FbBits bgxor, int xRot, int yRot) -{ - FbBits startmask, endmask; - FbBits mask, and, xor; - int nmiddle, n; - FbStip *s, *stipEnd, bits; - int rot, stipX, stipY; - int pixelsPerDst; - const FbBits *fbBits; - Bool transparent; - int startbyte, endbyte; - - /* - * Check for a transparent stipple (stencil) - */ - transparent = FALSE; - if (dstBpp >= 8 && fgand == 0 && bgand == FB_ALLONES && bgxor == 0) - transparent = TRUE; - - pixelsPerDst = FB_UNIT / dstBpp; - /* - * Adjust dest pointers - */ - dst += dstX >> FB_SHIFT; - dstX &= FB_MASK; - FbMaskBitsBytes(dstX, width, fgand == 0 && bgand == 0, - startmask, startbyte, nmiddle, endmask, endbyte); - - if (startmask) - dstStride--; - dstStride -= nmiddle; - - xRot *= dstBpp; - /* - * Compute stip start scanline and rotation parameters - */ - stipEnd = stip + stipStride * stipHeight; - modulus(-yRot, stipHeight, stipY); - s = stip + stipStride * stipY; - modulus(-xRot, FB_UNIT, stipX); - rot = stipX; - - /* - * Get pointer to stipple mask array for this depth - */ - /* fbStippleTable covers all valid bpp (4,8,16,32) */ - fbBits = fbStippleTable[pixelsPerDst]; - - while (height--) { - /* - * Extract stipple bits for this scanline; - */ - bits = READ(s); - s += stipStride; - if (s == stipEnd) - s = stip; - mask = fbBits[FbLeftStipBits(bits, pixelsPerDst)]; - /* - * Rotate into position and compute reduced rop values - */ - mask = FbRotLeft(mask, rot); - and = (fgand & mask) | (bgand & ~mask); - xor = (fgxor & mask) | (bgxor & ~mask); - - if (transparent) { - if (startmask) { - fbTransparentSpan(dst, mask & startmask, fgxor, 1); - dst++; - } - fbTransparentSpan(dst, mask, fgxor, nmiddle); - dst += nmiddle; - if (endmask) - fbTransparentSpan(dst, mask & endmask, fgxor, 1); - } - else { - /* - * Fill scanline - */ - 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 -fbOddStipple(FbBits * dst, - FbStride dstStride, - int dstX, - int dstBpp, - int width, - int height, - FbStip * stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - FbBits fgand, - FbBits fgxor, FbBits bgand, FbBits bgxor, int xRot, int yRot) -{ - int stipX, stipY, sx; - int widthTmp; - int h, w; - int x, y; - - modulus(-yRot, stipHeight, stipY); - modulus(dstX / dstBpp - xRot, stipWidth, stipX); - y = 0; - while (height) { - h = stipHeight - stipY; - if (h > height) - h = height; - height -= h; - widthTmp = width; - x = dstX; - sx = stipX; - while (widthTmp) { - w = (stipWidth - sx) * dstBpp; - if (w > widthTmp) - w = widthTmp; - widthTmp -= w; - fbBltOne(stip + stipY * stipStride, - stipStride, - sx, - dst + y * dstStride, - dstStride, x, dstBpp, w, h, fgand, fgxor, bgand, bgxor); - x += w; - sx = 0; - } - y += h; - stipY = 0; - } -} - -void -fbStipple(FbBits * dst, - FbStride dstStride, - int dstX, - int dstBpp, - int width, - int height, - FbStip * stip, - FbStride stipStride, - int stipWidth, - int stipHeight, - Bool even, - FbBits fgand, - FbBits fgxor, FbBits bgand, FbBits bgxor, int xRot, int yRot) -{ - if (even) - fbEvenStipple(dst, dstStride, dstX, dstBpp, width, height, - stip, stipStride, stipHeight, - fgand, fgxor, bgand, bgxor, xRot, yRot); - else - fbOddStipple(dst, dstStride, dstX, dstBpp, width, height, - stip, stipStride, stipWidth, stipHeight, - fgand, fgxor, bgand, bgxor, xRot, yRot); -} diff --git a/fb/wfbrename.h b/fb/wfbrename.h index a80858ab1..0bd233e53 100644 --- a/fb/wfbrename.h +++ b/fb/wfbrename.h @@ -58,7 +58,6 @@ #define fbDots24 wfbDots24 #define fbDots32 wfbDots32 #define fbDots8 wfbDots8 -#define fbEvenStipple wfbEvenStipple #define fbEvenTile wfbEvenTile #define fbExpandDirectColors wfbExpandDirectColors #define fbFill wfbFill @@ -84,7 +83,6 @@ #define fbInitVisuals wfbInitVisuals #define fbListInstalledColormaps wfbListInstalledColormaps #define FbMergeRopBits wFbMergeRopBits -#define fbOddStipple wfbOddStipple #define fbOddTile wfbOddTile #define fbOver wfbOver #define fbOver24 wfbOver24 @@ -143,7 +141,6 @@ #define fbSolid wfbSolid #define fbSolid24 wfbSolid24 #define fbSolidBoxClipped wfbSolidBoxClipped -#define fbStipple wfbStipple #define fbStipple1Bits wfbStipple1Bits #define fbStipple24Bits wfbStipple24Bits #define fbStipple2Bits wfbStipple2Bits @@ -151,7 +148,6 @@ #define fbStipple8Bits wfbStipple8Bits #define fbStippleTable wfbStippleTable #define fbTile wfbTile -#define fbTransparentSpan wfbTransparentSpan #define fbTrapezoids wfbTrapezoids #define fbTriangles wfbTriangles #define fbUninstallColormap wfbUninstallColormap |