From c38dead3ea7e177728d90cd815cf4eead0c9f534 Mon Sep 17 00:00:00 2001 From: marha Date: Sat, 15 May 2010 16:28:11 +0000 Subject: xserver git update 15/5/2010 --- xorg-server/hw/xfree86/xaa/xaaTEText.c | 624 ++++++++++++++++----------------- 1 file changed, 312 insertions(+), 312 deletions(-) (limited to 'xorg-server/hw/xfree86/xaa/xaaTEText.c') diff --git a/xorg-server/hw/xfree86/xaa/xaaTEText.c b/xorg-server/hw/xfree86/xaa/xaaTEText.c index fc445726f..1e28d3103 100644 --- a/xorg-server/hw/xfree86/xaa/xaaTEText.c +++ b/xorg-server/hw/xfree86/xaa/xaaTEText.c @@ -1,312 +1,312 @@ - -/******************************************************************** - - In this file we have GC level replacements for PolyText8/16, - ImageText8/16, ImageGlyphBlt and PolyGlyphBlt for TE (fixed) fonts. - The idea is that everything in this file is device independent. - The mentioned GCOps are merely wrappers for XAAGlyphBltTEColorExpansion - which calculates the boxes containing arbitrarily clipped text - and passes them to the TEGlyphRenderer which will usually be a lower - level XAA function which renders these clipped glyphs using - the basic color expansion functions exported by the chipset driver. - The TEGlyphRenderer itself may optionally be driver supplied to - facilitate work-arounds/optimizations at a higher level than usual. - - v1.0 - Mark Vojkovich (mvojkovi@ucsd.edu) - - -********************************************************************/ - -#ifdef HAVE_XORG_CONFIG_H -#include -#endif - -#include "misc.h" -#include "xf86.h" -#include "xf86_OSproc.h" - -#include -#include -#include "scrnintstr.h" -#include "dixfontstr.h" -#include "xf86str.h" -#include "xaa.h" -#include "xaalocal.h" -#include "gcstruct.h" -#include "pixmapstr.h" - - -static void XAAGlyphBltTEColorExpansion(ScrnInfoPtr pScrn, int xInit, - int yInit, FontPtr font, int fg, int bg, int rop, - unsigned int planemask, RegionPtr cclip, int nglyph, - unsigned char* gBase, CharInfoPtr *ppci); - - -/******************************************************************** - - GC level replacements for PolyText8/16 and ImageText8/16 - for TE fonts when using color expansion. - -********************************************************************/ - - -int -XAAPolyText8TEColorExpansion( - DrawablePtr pDraw, - GCPtr pGC, - int x, int y, - int count, - char *chars ) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - unsigned long n; - - (*pGC->font->get_glyphs)(pGC->font, (unsigned long)count, - (unsigned char *)chars, Linear8Bit, &n, infoRec->CharInfo); - - /* we have divorced XAAGlyphBltTEColorExpansion from the drawable */ - if(n) XAAGlyphBltTEColorExpansion( - infoRec->pScrn, x + pDraw->x, y + pDraw->y, - pGC->font, pGC->fgPixel, -1, pGC->alu, pGC->planemask, - pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); - - return (x + (n * FONTMAXBOUNDS(pGC->font, characterWidth))); -} - - -int -XAAPolyText16TEColorExpansion( - DrawablePtr pDraw, - GCPtr pGC, - int x, int y, - int count, - unsigned short *chars ) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - unsigned long n; - - (*pGC->font->get_glyphs)( - pGC->font, (unsigned long)count, (unsigned char *)chars, - (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit, - &n, infoRec->CharInfo); - - if(n) XAAGlyphBltTEColorExpansion( - infoRec->pScrn, x + pDraw->x, y + pDraw->y, - pGC->font, pGC->fgPixel, -1, pGC->alu, pGC->planemask, - pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); - - return (x + (n * FONTMAXBOUNDS(pGC->font, characterWidth))); -} - - -void -XAAImageText8TEColorExpansion( - DrawablePtr pDraw, - GCPtr pGC, - int x, int y, - int count, - char *chars ) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - unsigned long n; - - if(!REGION_NUM_RECTS(pGC->pCompositeClip)) - return; - - (*pGC->font->get_glyphs)(pGC->font, (unsigned long)count, - (unsigned char *)chars, Linear8Bit, &n, infoRec->CharInfo); - - if(n) XAAGlyphBltTEColorExpansion( - infoRec->pScrn, x + pDraw->x, y + pDraw->y, - pGC->font, pGC->fgPixel, pGC->bgPixel, GXcopy, pGC->planemask, - pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); -} - - -void -XAAImageText16TEColorExpansion( - DrawablePtr pDraw, - GCPtr pGC, - int x, int y, - int count, - unsigned short *chars ) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - unsigned long n; - - if(!REGION_NUM_RECTS(pGC->pCompositeClip)) - return; - - (*pGC->font->get_glyphs)( - pGC->font, (unsigned long)count, (unsigned char *)chars, - (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit, - &n, infoRec->CharInfo); - - if(n) XAAGlyphBltTEColorExpansion( - infoRec->pScrn, x + pDraw->x, y + pDraw->y, - pGC->font, pGC->fgPixel, pGC->bgPixel, GXcopy, pGC->planemask, - pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); -} - - - -/******************************************************************** - - GC level replacements for ImageGlyphBlt and PolyGlyphBlt for - TE fonts when using color expansion. - -********************************************************************/ - - -void -XAAImageGlyphBltTEColorExpansion( - DrawablePtr pDrawable, - GCPtr pGC, - int xInit, int yInit, - unsigned int nglyph, - CharInfoPtr *ppci, - pointer pglyphBase ) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - - if(!REGION_NUM_RECTS(pGC->pCompositeClip)) - return; - - XAAGlyphBltTEColorExpansion( - infoRec->pScrn, xInit + pDrawable->x, yInit + pDrawable->y, - pGC->font, pGC->fgPixel, pGC->bgPixel, GXcopy, pGC->planemask, - pGC->pCompositeClip, nglyph, (unsigned char*)pglyphBase, ppci); -} - -void -XAAPolyGlyphBltTEColorExpansion( - DrawablePtr pDrawable, - GCPtr pGC, - int xInit, int yInit, - unsigned int nglyph, - CharInfoPtr *ppci, - pointer pglyphBase ) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); - - if(!REGION_NUM_RECTS(pGC->pCompositeClip)) - return; - - XAAGlyphBltTEColorExpansion( - infoRec->pScrn, xInit + pDrawable->x, yInit + pDrawable->y, - pGC->font, pGC->fgPixel, -1, pGC->alu, pGC->planemask, - pGC->pCompositeClip, nglyph, (unsigned char*)pglyphBase, ppci); -} - - - - -/******************************************************************** - - XAAGlyphBltTEColorExpansion - - - This guy computes the clipped pieces of text and sends it to - the lower-level function which will handle acceleration of - arbitrarily clipped text. - -********************************************************************/ - - -static void -XAAGlyphBltTEColorExpansion( - ScrnInfoPtr pScrn, - int xInit, int yInit, - FontPtr font, - int fg, int bg, - int rop, - unsigned int planemask, - RegionPtr cclip, - int nglyph, - unsigned char* gBase, - CharInfoPtr *ppci ) -{ - XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); - int skippix, skipglyphs; - int Left, Right, Top, Bottom; - int LeftEdge, RightEdge, ytop, ybot; - int nbox = REGION_NUM_RECTS(cclip); - BoxPtr pbox = REGION_RECTS(cclip); - unsigned int **glyphs = NULL; - int glyphWidth = FONTMAXBOUNDS(font, characterWidth); - - /* find the size of the box */ - Left = xInit; - Right = Left + (glyphWidth * nglyph); - Top = yInit - FONTASCENT(font); - Bottom = yInit + FONTDESCENT(font); - - /* get into the first band that may contain part of our string */ - while(nbox && (Top >= pbox->y2)) { - pbox++; nbox--; - } - - /* stop when the lower edge of the box is beyond our string */ - while(nbox && (Bottom > pbox->y1)) { - LeftEdge = max(Left, pbox->x1); - RightEdge = min(Right, pbox->x2); - - if(RightEdge > LeftEdge) { /* we have something to draw */ - unsigned int *fallbackBits = NULL; - ytop = max(Top, pbox->y1); - ybot = min(Bottom, pbox->y2); - - if((skippix = LeftEdge - Left)) { - skipglyphs = skippix/glyphWidth; - skippix %= glyphWidth; - } else skipglyphs = 0; - - if(!glyphs) { - int count; - glyphs = (unsigned int**)(infoRec->PreAllocMem); - - for(count = 0; count < nglyph; count++) { - glyphs[count] = (unsigned int*) - FONTGLYPHBITS(gBase,*ppci++); - if (!glyphs[count]) { - /* Glyphs with NULL bits do exist in the wild. - Replace with blank bits in that case */ - - if (!fallbackBits) { - int fontHeight = Bottom - Top + 1; - fallbackBits = xcalloc (glyphWidth * fontHeight, 1); - if (!fallbackBits) - return; - } - glyphs[count] = fallbackBits; - } - } - - /* our new unrolled TE code only writes DWORDS at a time - so it can read up to 6 characters past the last one - we're displaying */ - glyphs[count + 0] = glyphs[0]; - glyphs[count + 1] = glyphs[0]; - glyphs[count + 2] = glyphs[0]; - glyphs[count + 3] = glyphs[0]; - glyphs[count + 4] = glyphs[0]; - glyphs[count + 5] = glyphs[0]; - } - - /* x, y, w, h, skipleft, skiptop, glyphp, glyphWidth, fg, bg, rop, pm */ - - (*infoRec->TEGlyphRenderer)( pScrn, - LeftEdge, ytop, RightEdge - LeftEdge, ybot - ytop, - skippix, ytop - Top, glyphs + skipglyphs, glyphWidth, - fg, bg, rop, planemask); - - if (fallbackBits) - xfree (fallbackBits); - } - - nbox--; pbox++; - } -} - - - - + +/******************************************************************** + + In this file we have GC level replacements for PolyText8/16, + ImageText8/16, ImageGlyphBlt and PolyGlyphBlt for TE (fixed) fonts. + The idea is that everything in this file is device independent. + The mentioned GCOps are merely wrappers for XAAGlyphBltTEColorExpansion + which calculates the boxes containing arbitrarily clipped text + and passes them to the TEGlyphRenderer which will usually be a lower + level XAA function which renders these clipped glyphs using + the basic color expansion functions exported by the chipset driver. + The TEGlyphRenderer itself may optionally be driver supplied to + facilitate work-arounds/optimizations at a higher level than usual. + + v1.0 - Mark Vojkovich (mvojkovi@ucsd.edu) + + +********************************************************************/ + +#ifdef HAVE_XORG_CONFIG_H +#include +#endif + +#include "misc.h" +#include "xf86.h" +#include "xf86_OSproc.h" + +#include +#include +#include "scrnintstr.h" +#include "dixfontstr.h" +#include "xf86str.h" +#include "xaa.h" +#include "xaalocal.h" +#include "gcstruct.h" +#include "pixmapstr.h" + + +static void XAAGlyphBltTEColorExpansion(ScrnInfoPtr pScrn, int xInit, + int yInit, FontPtr font, int fg, int bg, int rop, + unsigned int planemask, RegionPtr cclip, int nglyph, + unsigned char* gBase, CharInfoPtr *ppci); + + +/******************************************************************** + + GC level replacements for PolyText8/16 and ImageText8/16 + for TE fonts when using color expansion. + +********************************************************************/ + + +int +XAAPolyText8TEColorExpansion( + DrawablePtr pDraw, + GCPtr pGC, + int x, int y, + int count, + char *chars ) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); + unsigned long n; + + (*pGC->font->get_glyphs)(pGC->font, (unsigned long)count, + (unsigned char *)chars, Linear8Bit, &n, infoRec->CharInfo); + + /* we have divorced XAAGlyphBltTEColorExpansion from the drawable */ + if(n) XAAGlyphBltTEColorExpansion( + infoRec->pScrn, x + pDraw->x, y + pDraw->y, + pGC->font, pGC->fgPixel, -1, pGC->alu, pGC->planemask, + pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); + + return (x + (n * FONTMAXBOUNDS(pGC->font, characterWidth))); +} + + +int +XAAPolyText16TEColorExpansion( + DrawablePtr pDraw, + GCPtr pGC, + int x, int y, + int count, + unsigned short *chars ) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); + unsigned long n; + + (*pGC->font->get_glyphs)( + pGC->font, (unsigned long)count, (unsigned char *)chars, + (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit, + &n, infoRec->CharInfo); + + if(n) XAAGlyphBltTEColorExpansion( + infoRec->pScrn, x + pDraw->x, y + pDraw->y, + pGC->font, pGC->fgPixel, -1, pGC->alu, pGC->planemask, + pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); + + return (x + (n * FONTMAXBOUNDS(pGC->font, characterWidth))); +} + + +void +XAAImageText8TEColorExpansion( + DrawablePtr pDraw, + GCPtr pGC, + int x, int y, + int count, + char *chars ) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); + unsigned long n; + + if(!REGION_NUM_RECTS(pGC->pCompositeClip)) + return; + + (*pGC->font->get_glyphs)(pGC->font, (unsigned long)count, + (unsigned char *)chars, Linear8Bit, &n, infoRec->CharInfo); + + if(n) XAAGlyphBltTEColorExpansion( + infoRec->pScrn, x + pDraw->x, y + pDraw->y, + pGC->font, pGC->fgPixel, pGC->bgPixel, GXcopy, pGC->planemask, + pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); +} + + +void +XAAImageText16TEColorExpansion( + DrawablePtr pDraw, + GCPtr pGC, + int x, int y, + int count, + unsigned short *chars ) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); + unsigned long n; + + if(!REGION_NUM_RECTS(pGC->pCompositeClip)) + return; + + (*pGC->font->get_glyphs)( + pGC->font, (unsigned long)count, (unsigned char *)chars, + (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit, + &n, infoRec->CharInfo); + + if(n) XAAGlyphBltTEColorExpansion( + infoRec->pScrn, x + pDraw->x, y + pDraw->y, + pGC->font, pGC->fgPixel, pGC->bgPixel, GXcopy, pGC->planemask, + pGC->pCompositeClip, n, FONTGLYPHS(pGC->font), infoRec->CharInfo); +} + + + +/******************************************************************** + + GC level replacements for ImageGlyphBlt and PolyGlyphBlt for + TE fonts when using color expansion. + +********************************************************************/ + + +void +XAAImageGlyphBltTEColorExpansion( + DrawablePtr pDrawable, + GCPtr pGC, + int xInit, int yInit, + unsigned int nglyph, + CharInfoPtr *ppci, + pointer pglyphBase ) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); + + if(!REGION_NUM_RECTS(pGC->pCompositeClip)) + return; + + XAAGlyphBltTEColorExpansion( + infoRec->pScrn, xInit + pDrawable->x, yInit + pDrawable->y, + pGC->font, pGC->fgPixel, pGC->bgPixel, GXcopy, pGC->planemask, + pGC->pCompositeClip, nglyph, (unsigned char*)pglyphBase, ppci); +} + +void +XAAPolyGlyphBltTEColorExpansion( + DrawablePtr pDrawable, + GCPtr pGC, + int xInit, int yInit, + unsigned int nglyph, + CharInfoPtr *ppci, + pointer pglyphBase ) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC); + + if(!REGION_NUM_RECTS(pGC->pCompositeClip)) + return; + + XAAGlyphBltTEColorExpansion( + infoRec->pScrn, xInit + pDrawable->x, yInit + pDrawable->y, + pGC->font, pGC->fgPixel, -1, pGC->alu, pGC->planemask, + pGC->pCompositeClip, nglyph, (unsigned char*)pglyphBase, ppci); +} + + + + +/******************************************************************** + + XAAGlyphBltTEColorExpansion - + + This guy computes the clipped pieces of text and sends it to + the lower-level function which will handle acceleration of + arbitrarily clipped text. + +********************************************************************/ + + +static void +XAAGlyphBltTEColorExpansion( + ScrnInfoPtr pScrn, + int xInit, int yInit, + FontPtr font, + int fg, int bg, + int rop, + unsigned int planemask, + RegionPtr cclip, + int nglyph, + unsigned char* gBase, + CharInfoPtr *ppci ) +{ + XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn); + int skippix, skipglyphs; + int Left, Right, Top, Bottom; + int LeftEdge, RightEdge, ytop, ybot; + int nbox = REGION_NUM_RECTS(cclip); + BoxPtr pbox = REGION_RECTS(cclip); + unsigned int **glyphs = NULL; + int glyphWidth = FONTMAXBOUNDS(font, characterWidth); + + /* find the size of the box */ + Left = xInit; + Right = Left + (glyphWidth * nglyph); + Top = yInit - FONTASCENT(font); + Bottom = yInit + FONTDESCENT(font); + + /* get into the first band that may contain part of our string */ + while(nbox && (Top >= pbox->y2)) { + pbox++; nbox--; + } + + /* stop when the lower edge of the box is beyond our string */ + while(nbox && (Bottom > pbox->y1)) { + LeftEdge = max(Left, pbox->x1); + RightEdge = min(Right, pbox->x2); + + if(RightEdge > LeftEdge) { /* we have something to draw */ + unsigned int *fallbackBits = NULL; + ytop = max(Top, pbox->y1); + ybot = min(Bottom, pbox->y2); + + if((skippix = LeftEdge - Left)) { + skipglyphs = skippix/glyphWidth; + skippix %= glyphWidth; + } else skipglyphs = 0; + + if(!glyphs) { + int count; + glyphs = (unsigned int**)(infoRec->PreAllocMem); + + for(count = 0; count < nglyph; count++) { + glyphs[count] = (unsigned int*) + FONTGLYPHBITS(gBase,*ppci++); + if (!glyphs[count]) { + /* Glyphs with NULL bits do exist in the wild. + Replace with blank bits in that case */ + + if (!fallbackBits) { + int fontHeight = Bottom - Top + 1; + fallbackBits = calloc(glyphWidth * fontHeight, 1); + if (!fallbackBits) + return; + } + glyphs[count] = fallbackBits; + } + } + + /* our new unrolled TE code only writes DWORDS at a time + so it can read up to 6 characters past the last one + we're displaying */ + glyphs[count + 0] = glyphs[0]; + glyphs[count + 1] = glyphs[0]; + glyphs[count + 2] = glyphs[0]; + glyphs[count + 3] = glyphs[0]; + glyphs[count + 4] = glyphs[0]; + glyphs[count + 5] = glyphs[0]; + } + + /* x, y, w, h, skipleft, skiptop, glyphp, glyphWidth, fg, bg, rop, pm */ + + (*infoRec->TEGlyphRenderer)( pScrn, + LeftEdge, ytop, RightEdge - LeftEdge, ybot - ytop, + skippix, ytop - Top, glyphs + skipglyphs, glyphWidth, + fg, bg, rop, planemask); + + if (fallbackBits) + free(fallbackBits); + } + + nbox--; pbox++; + } +} + + + + -- cgit v1.2.3