/* $XFree86: xc/programs/Xserver/ilbm/ilbm.h,v 3.2 1998/04/05 16:42:23 robin Exp $ */ /* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */ /*********************************************************** Copyright (c) 1987 X Consortium Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: 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 X CONSORTIUM 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 X Consortium 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 X Consortium. Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. All Rights Reserved Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, 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 Digital not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL DIGITAL 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. ******************************************************************/ /* $XConsortium: ilbm.h,v 5.31 94/04/17 20:28:15 dpw Exp $ */ /* Monochrome Frame Buffer definitions written by drewry, september 1986 */ /* Modified jun 95 by Geert Uytterhoeven (Geert.Uytterhoeven@cs.kuleuven.ac.be) to use interleaved bitplanes instead of normal bitplanes */ #include "pixmap.h" #include "region.h" #include "gc.h" #include "colormap.h" #include "miscstruct.h" #include "mibstore.h" extern int ilbmInverseAlu[]; extern int ilbmScreenPrivateIndex; /* warning: PixelType definition duplicated in maskbits.h */ #ifndef PixelType #define PixelType unsigned long #endif /* PixelType */ #define AFB_MAX_DEPTH 8 /* ilbmbitblt.c */ extern void ilbmDoBitblt( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, int /*alu*/, RegionPtr /*prgnDst*/, DDXPointPtr /*pptSrc*/, unsigned long /*planemask*/ #endif ); extern RegionPtr ilbmBitBlt( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, GCPtr /*pGC*/, int /*srcx*/, int /*srcy*/, int /*width*/, int /*height*/, int /*dstx*/, int /*dsty*/, void (*doBitBlt)(), unsigned long /*planemask*/ #endif ); extern RegionPtr ilbmCopyArea( #if NeedFunctionPrototypes DrawablePtr /*pSrcDrawable*/, DrawablePtr /*pDstDrawable*/, GCPtr/*pGC*/, int /*srcx*/, int /*srcy*/, int /*width*/, int /*height*/, int /*dstx*/, int /*dsty*/ #endif ); extern RegionPtr ilbmCopyPlane( #if NeedFunctionPrototypes DrawablePtr /*pSrcDrawable*/, DrawablePtr /*pDstDrawable*/, GCPtr/*pGC*/, int /*srcx*/, int /*srcy*/, int /*width*/, int /*height*/, int /*dstx*/, int /*dsty*/, unsigned long /*plane*/ #endif ); extern void ilbmCopy1ToN( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, int /*alu*/, RegionPtr /*prgnDst*/, DDXPointPtr /*pptSrc*/, unsigned long /*planemask*/ #endif ); /* ilbmbltC.c */ extern void ilbmDoBitbltCopy( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, int /*alu*/, RegionPtr /*prgnDst*/, DDXPointPtr /*pptSrc*/, unsigned long /*planemask*/ #endif ); /* ilbmbltCI.c */ extern void ilbmDoBitbltCopyInverted( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, int /*alu*/, RegionPtr /*prgnDst*/, DDXPointPtr /*pptSrc*/, unsigned long /*planemask*/ #endif ); /* ilbmbltG.c */ extern void ilbmDoBitbltGeneral( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, int /*alu*/, RegionPtr /*prgnDst*/, DDXPointPtr /*pptSrc*/, unsigned long /*planemask*/ #endif ); /* ilbmbltO.c */ extern void ilbmDoBitbltOr( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, int /*alu*/, RegionPtr /*prgnDst*/, DDXPointPtr /*pptSrc*/, unsigned long /*planemask*/ #endif ); /* ilbmbltX.c */ extern void ilbmDoBitbltXor( #if NeedFunctionPrototypes DrawablePtr /*pSrc*/, DrawablePtr /*pDst*/, int /*alu*/, RegionPtr /*prgnDst*/, DDXPointPtr /*pptSrc*/, unsigned long /*planemask*/ #endif ); /* ilbmbres.c */ extern void ilbmBresS( #if NeedFunctionPrototypes PixelType * /*addrl*/, int /*nlwidth*/, int /*sizeDst*/, int /*depthDst*/, int /*signdx*/, int /*signdy*/, int /*axis*/, int /*x1*/, int /*y1*/, int /*e*/, int /*e1*/, int /*e2*/, int /*len*/, unsigned char * /*rrops*/ #endif ); /* ilbmbresd.c */ extern void ilbmBresD( #if NeedFunctionPrototypes int * /*pdashIndex*/, unsigned char * /*pDash*/, int /*numInDashList*/, int * /*pdashOffset*/, int /*isDoubleDash*/, PixelType * /*addrl*/, int /*nlwidth*/, int /*sizeDst*/, int /*depthDst*/, int /*signdx*/, int /*signdy*/, int /*axis*/, int /*x1*/, int /*y1*/, int /*e*/, int /*e1*/, int /*e2*/, int /*len*/, unsigned char * /*rrops*/, unsigned char * /*bgrrops*/ #endif ); /* ilbmbstore.c */ extern void ilbmSaveAreas( #if NeedFunctionPrototypes PixmapPtr /*pPixmap*/, RegionPtr /*prgnSave*/, int /*xorg*/, int /*yorg*/, WindowPtr /*pWin*/ #endif ); extern void ilbmRestoreAreas( #if NeedFunctionPrototypes PixmapPtr /*pPixmap*/, RegionPtr /*prgnRestore*/, int /*xorg*/, int /*yorg*/, WindowPtr /*pWin*/ #endif ); /* ilbmclip.c */ extern RegionPtr ilbmPixmapToRegion( #if NeedFunctionPrototypes PixmapPtr /*pPix*/ #endif ); /* ilbmcmap.c */ extern Bool ilbmInitializeColormap( #if NeedFunctionPrototypes ColormapPtr /*pmap*/ #endif ); extern void ilbmResolveColor( #if NeedFunctionPrototypes unsigned short * /*pred*/, unsigned short * /*pgreen*/, unsigned short * /*pblue*/, VisualPtr /*pVisual*/ #endif ); extern Bool ilbmSetVisualTypes( #if NeedFunctionPrototypes int /*depth*/, int /*visuals*/, int /*bitsPerRGB*/ #endif ); /* ilbmfillarc.c */ extern void ilbmPolyFillArcSolid( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, GCPtr /*pGC*/, int /*narcs*/, xArc * /*parcs*/ #endif ); /* ilbmfillrct.c */ extern void ilbmPolyFillRect( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*nrectFill*/, xRectangle * /*prectInit*/ #endif ); /* ilbmply1rct.c */ extern void ilbmFillPolygonSolid( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*mode*/, int /*shape*/, int /*count*/, DDXPointPtr /*ptsIn*/ #endif ); /* ilbmfillsp.c */ extern void ilbmSolidFS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*nInit*/, DDXPointPtr /*pptInit*/, int * /*pwidthInit*/, int /*fSorted*/ #endif ); extern void ilbmStippleFS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*nInit*/, DDXPointPtr /*pptInit*/, int * /*pwidthInit*/, int /*fSorted*/ #endif ); extern void ilbmTileFS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*nInit*/, DDXPointPtr /*pptInit*/, int * /*pwidthInit*/, int /*fSorted*/ #endif ); extern void ilbmUnnaturalTileFS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*nInit*/, DDXPointPtr /*pptInit*/, int * /*pwidthInit*/, int /*fSorted*/ #endif ); extern void ilbmUnnaturalStippleFS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*nInit*/, DDXPointPtr /*pptInit*/, int * /*pwidthInit*/, int /*fSorted*/ #endif ); extern void ilbmOpaqueStippleFS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*nInit*/, DDXPointPtr /*pptInit*/, int * /*pwidthInit*/, int /*fSorted*/ #endif ); extern void ilbmUnnaturalOpaqueStippleFS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*nInit*/, DDXPointPtr /*pptInit*/, int * /*pwidthInit*/, int /*fSorted*/ #endif ); /* ilbmfont.c */ extern Bool ilbmRealizeFont( #if NeedFunctionPrototypes ScreenPtr /*pscr*/, FontPtr /*pFont*/ #endif ); extern Bool ilbmUnrealizeFont( #if NeedFunctionPrototypes ScreenPtr /*pscr*/, FontPtr /*pFont*/ #endif ); /* ilbmgc.c */ extern Bool ilbmCreateGC( #if NeedFunctionPrototypes GCPtr /*pGC*/ #endif ); extern void ilbmValidateGC( #if NeedFunctionPrototypes GCPtr /*pGC*/, unsigned long /*changes*/, DrawablePtr /*pDrawable*/ #endif ); extern void ilbmDestroyGC( #if NeedFunctionPrototypes GCPtr /*pGC*/ #endif ); extern void ilbmReduceRop( #if NeedFunctionPrototypes int /*alu*/, Pixel /*src*/, unsigned long /*planemask*/, int /*depth*/, unsigned char * /*rrops*/ #endif ); extern void ilbmReduceOpaqueStipple ( #if NeedFunctionPrototypes Pixel /*fg*/, Pixel /*bg*/, unsigned long /*planemask*/, int /*depth*/, unsigned char * /*rrops*/ #endif ); extern void ilbmComputeCompositeClip( #if NeedFunctionPrototypes GCPtr /*pGC*/, DrawablePtr /*pDrawable*/ #endif ); /* ilbmgetsp.c */ extern void ilbmGetSpans( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, int /*wMax*/, DDXPointPtr /*ppt*/, int * /*pwidth*/, int /*nspans*/, char * /*pdstStart*/ #endif ); /* ilbmhrzvert.c */ extern int ilbmHorzS( #if NeedFunctionPrototypes PixelType * /*addrl*/, int /*nlwidth*/, int /*sizeDst*/, int /*depthDst*/, int /*x1*/, int /*y1*/, int /*len*/, unsigned char * /*rrops*/ #endif ); extern int ilbmVertS( #if NeedFunctionPrototypes PixelType * /*addrl*/, int /*nlwidth*/, int /*sizeDst*/, int /*depthDst*/, int /*x1*/, int /*y1*/, int /*len*/, unsigned char * /*rrops*/ #endif ); /* ilbmigbblak.c */ extern void ilbmImageGlyphBlt ( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*x*/, int /*y*/, unsigned int /*nglyph*/, CharInfoPtr * /*ppci*/, pointer /*pglyphBase*/ #endif ); /* ilbmigbwht.c */ /* ilbmimage.c */ extern void ilbmPutImage( #if NeedFunctionPrototypes DrawablePtr /*dst*/, GCPtr /*pGC*/, int /*depth*/, int /*x*/, int /*y*/, int /*w*/, int /*h*/, int /*leftPad*/, int /*format*/, char * /*pImage*/ #endif ); extern void ilbmGetImage( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, int /*sx*/, int /*sy*/, int /*w*/, int /*h*/, unsigned int /*format*/, unsigned long /*planeMask*/, char * /*pdstLine*/ #endif ); /* ilbmline.c */ extern void ilbmLineSS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*mode*/, int /*npt*/, DDXPointPtr /*pptInit*/ #endif ); extern void ilbmLineSD( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*mode*/, int /*npt*/, DDXPointPtr /*pptInit*/ #endif ); /* ilbmmisc.c */ extern void ilbmQueryBestSize( #if NeedFunctionPrototypes int /*class*/, unsigned short * /*pwidth*/, unsigned short * /*pheight*/, ScreenPtr /*pScreen*/ #endif ); /* ilbmpntarea.c */ extern void ilbmSolidFillArea( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, unsigned char * /*rrops*/ #endif ); extern void ilbmStippleAreaPPW( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, PixmapPtr /*pstipple*/, unsigned char * /*rrops*/ #endif ); extern void ilbmStippleArea( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, PixmapPtr /*pstipple*/, int /*xOff*/, int /*yOff*/, unsigned char * /*rrops*/ #endif ); /* ilbmplygblt.c */ extern void ilbmPolyGlyphBlt( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*x*/, int /*y*/, unsigned int /*nglyph*/, CharInfoPtr * /*ppci*/, pointer /*pglyphBase*/ #endif ); /* ilbmpixmap.c */ extern PixmapPtr ilbmCreatePixmap( #if NeedFunctionPrototypes ScreenPtr /*pScreen*/, int /*width*/, int /*height*/, int /*depth*/ #endif ); extern Bool ilbmDestroyPixmap( #if NeedFunctionPrototypes PixmapPtr /*pPixmap*/ #endif ); extern PixmapPtr ilbmCopyPixmap( #if NeedFunctionPrototypes PixmapPtr /*pSrc*/ #endif ); extern void ilbmPadPixmap( #if NeedFunctionPrototypes PixmapPtr /*pPixmap*/ #endif ); extern void ilbmXRotatePixmap( #if NeedFunctionPrototypes PixmapPtr /*pPix*/, int /*rw*/ #endif ); extern void ilbmYRotatePixmap( #if NeedFunctionPrototypes PixmapPtr /*pPix*/, int /*rh*/ #endif ); extern void ilbmCopyRotatePixmap( #if NeedFunctionPrototypes PixmapPtr /*psrcPix*/, PixmapPtr * /*ppdstPix*/, int /*xrot*/, int /*yrot*/ #endif ); extern void ilbmPaintWindow( #if NeedFunctionPrototypes WindowPtr /*pWin*/, RegionPtr /*pRegion*/, int /*what*/ #endif ); /* ilbmpolypnt.c */ extern void ilbmPolyPoint( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*mode*/, int /*npt*/, xPoint * /*pptInit*/ #endif ); /* ilbmpushpxl.c */ extern void ilbmPushPixels( #if NeedFunctionPrototypes GCPtr /*pGC*/, PixmapPtr /*pBitMap*/, DrawablePtr /*pDrawable*/, int /*dx*/, int /*dy*/, int /*xOrg*/, int /*yOrg*/ #endif ); /* ilbmscrclse.c */ extern Bool ilbmCloseScreen( #if NeedFunctionPrototypes int /*index*/, ScreenPtr /*pScreen*/ #endif ); /* ilbmscrinit.c */ extern Bool ilbmAllocatePrivates( #if NeedFunctionPrototypes ScreenPtr /*pScreen*/, int * /*pWinIndex*/, int * /*pGCIndex*/ #endif ); extern Bool ilbmScreenInit( #if NeedFunctionPrototypes ScreenPtr /*pScreen*/, pointer /*pbits*/, int /*xsize*/, int /*ysize*/, int /*dpix*/, int /*dpiy*/, int /*width*/ #endif ); extern PixmapPtr ilbmGetWindowPixmap( #if NeedFunctionPrototypes WindowPtr /*pWin*/ #endif ); extern void ilbmSetWindowPixmap( #if NeedFunctionPrototypes WindowPtr /*pWin*/, PixmapPtr /*pPix*/ #endif ); /* ilbmseg.c */ extern void ilbmSegmentSS( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*nseg*/, xSegment * /*pSeg*/ #endif ); extern void ilbmSegmentSD( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, int /*nseg*/, xSegment * /*pSeg*/ #endif ); /* ilbmsetsp.c */ extern int ilbmSetScanline( #if NeedFunctionPrototypes int /*y*/, int /*xOrigin*/, int /*xStart*/, int /*xEnd*/, PixelType * /*psrc*/, int /*alu*/, PixelType * /*pdstBase*/, int /*widthDst*/, int /*sizeDst*/, int /*depthDst*/, int /*sizeSrc*/ #endif ); extern void ilbmSetSpans( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr /*pGC*/, char * /*psrc*/, DDXPointPtr /*ppt*/, int * /*pwidth*/, int /*nspans*/, int /*fSorted*/ #endif ); /* ilbmtegblt.c */ extern void ilbmTEGlyphBlt( #if NeedFunctionPrototypes DrawablePtr /*pDrawable*/, GCPtr/*pGC*/, int /*x*/, int /*y*/, unsigned int /*nglyph*/, CharInfoPtr * /*ppci*/, pointer /*pglyphBase*/ #endif ); /* ilbmtileC.c */ extern void ilbmTileAreaPPWCopy( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, unsigned long /*planemask*/ #endif ); /* ilbmtileG.c */ extern void ilbmTileAreaPPWGeneral( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, unsigned long /*planemask*/ #endif ); extern void ilbmTileAreaCopy( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, int /*xOff*/, int /*yOff*/, unsigned long /*planemask*/ #endif ); /* ilbmtileG.c */ extern void ilbmTileAreaGeneral( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, int /*xOff*/, int /*yOff*/, unsigned long /*planemask*/ #endif ); extern void ilbmOpaqueStippleAreaPPWCopy( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, unsigned char */*rropsOS*/, unsigned long /*planemask*/ #endif ); /* ilbmtileG.c */ extern void ilbmOpaqueStippleAreaPPWGeneral( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, unsigned char */*rropsOS*/, unsigned long /*planemask*/ #endif ); extern void ilbmOpaqueStippleAreaCopy( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, int /*xOff*/, int /*yOff*/, unsigned char */*rropsOS*/, unsigned long /*planemask*/ #endif ); /* ilbmtileG.c */ extern void ilbmOpaqueStippleAreaGeneral( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, int /*nbox*/, BoxPtr /*pbox*/, int /*alu*/, PixmapPtr /*ptile*/, int /*xOff*/, int /*yOff*/, unsigned char */*rropsOS*/, unsigned long /*planemask*/ #endif ); /* ilbmwindow.c */ extern Bool ilbmCreateWindow( #if NeedFunctionPrototypes WindowPtr /*pWin*/ #endif ); extern Bool ilbmDestroyWindow( #if NeedFunctionPrototypes WindowPtr /*pWin*/ #endif ); extern Bool ilbmMapWindow( #if NeedFunctionPrototypes WindowPtr /*pWindow*/ #endif ); extern Bool ilbmPositionWindow( #if NeedFunctionPrototypes WindowPtr /*pWin*/, int /*x*/, int /*y*/ #endif ); extern Bool ilbmUnmapWindow( #if NeedFunctionPrototypes WindowPtr /*pWindow*/ #endif ); extern void ilbmCopyWindow( #if NeedFunctionPrototypes WindowPtr /*pWin*/, DDXPointRec /*ptOldOrg*/, RegionPtr /*prgnSrc*/ #endif ); extern Bool ilbmChangeWindowAttributes( #if NeedFunctionPrototypes WindowPtr /*pWin*/, unsigned long /*mask*/ #endif ); /* ilbmzerarc.c */ extern void ilbmZeroPolyArcSS( #if NeedFunctionPrototypes DrawablePtr /*pDraw*/, GCPtr /*pGC*/, int /*narcs*/, xArc * /*parcs*/ #endif ); /* private field of pixmap pixmap.devPrivate = (PixelType *)pointer_to_bits pixmap.devKind = width_of_pixmap_in_bytes private field of screen a pixmap, for which we allocate storage. devPrivate is a pointer to the bits in the hardware framebuffer. note that devKind can be poked to make the code work for framebuffers that are wider than their displayable screen (e.g. the early vsII, which displayed 960 pixels across, but was 1024 in the hardware.) private field of GC */ typedef struct { unsigned char rrops[AFB_MAX_DEPTH]; /* reduction of rasterop to 1 of 3 */ unsigned char rropOS[AFB_MAX_DEPTH]; /* rop for opaque stipple */ } ilbmPrivGC; typedef ilbmPrivGC *ilbmPrivGCPtr; extern int ilbmGCPrivateIndex; /* index into GC private array */ extern int ilbmWindowPrivateIndex; /* index into Window private array */ #ifdef PIXMAP_PER_WINDOW extern int frameWindowPrivateIndex; /* index into Window private array */ #endif #define ilbmGetGCPrivate(pGC) \ ((ilbmPrivGC *)((pGC)->devPrivates[ilbmGCPrivateIndex].ptr)) /* private field of window */ typedef struct { unsigned char fastBorder; /* non-zero if border tile is 32 bits wide */ unsigned char fastBackground; unsigned short unused; /* pad for alignment with Sun compiler */ DDXPointRec oldRotate; PixmapPtr pRotatedBackground; PixmapPtr pRotatedBorder; } ilbmPrivWin; /* Common macros for extracting drawing information */ #define ilbmGetPixelWidthAuxDepthAndPointer(pDrawable, width, aux, dep, pointer) {\ PixmapPtr _pPix; \ if ((pDrawable)->type == DRAWABLE_WINDOW) \ _pPix = (PixmapPtr)(pDrawable)->pScreen->devPrivates[ilbmScreenPrivateIndex].ptr; \ else \ _pPix = (PixmapPtr)(pDrawable); \ (pointer) = (PixelType *)_pPix->devPrivate.ptr; \ (width) = ((int)_pPix->devKind)/sizeof(PixelType); \ (dep) = _pPix->drawable.depth; \ (aux) = (width)*(dep); \ } /* ilbm uses the following macros to calculate addresses in drawables. * To support banked framebuffers, the macros come in four flavors. * All four collapse into the same definition on unbanked devices. * * ilbmScanlineFoo - calculate address and do bank switching * ilbmScanlineFooNoBankSwitch - calculate address, don't bank switch * ilbmScanlineFooSrc - calculate address, switch source bank * ilbmScanlineFooDst - calculate address, switch destination bank */ /* The NoBankSwitch versions are the same for banked and unbanked cases */ #define ilbmScanlineIncNoBankSwitch(_ptr, _off) _ptr += (_off) #define ilbmScanlineOffsetNoBankSwitch(_ptr, _off) ((_ptr)+(_off)) #define ilbmScanlineDeltaNoBankSwitch(_ptr, _y, _w) \ ilbmScanlineOffsetNoBankSwitch(_ptr, (_y)*(_w)) #define ilbmScanlineNoBankSwitch(_ptr, _x, _y, _w) \ ilbmScanlineOffsetNoBankSwitch(_ptr, (_y)*(_w)+((_x)>>MFB_PWSH)) #ifdef MFB_LINE_BANK #include "ilbmlinebank.h" /* get macro definitions from this file */ #else /* !MFB_LINE_BANK - unbanked case */ #define ilbmScanlineInc(_ptr, _off) ilbmScanlineIncNoBankSwitch(_ptr, _off) #define ilbmScanlineIncSrc(_ptr, _off) ilbmScanlineInc(_ptr, _off) #define ilbmScanlineIncDst(_ptr, _off) ilbmScanlineInc(_ptr, _off) #define ilbmScanlineOffset(_ptr, _off) ilbmScanlineOffsetNoBankSwitch(_ptr, _off) #define ilbmScanlineOffsetSrc(_ptr, _off) ilbmScanlineOffset(_ptr, _off) #define ilbmScanlineOffsetDst(_ptr, _off) ilbmScanlineOffset(_ptr, _off) #define ilbmScanlineSrc(_ptr, _x, _y, _w) ilbmScanline(_ptr, _x, _y, _w) #define ilbmScanlineDst(_ptr, _x, _y, _w) ilbmScanline(_ptr, _x, _y, _w) #define ilbmScanlineDeltaSrc(_ptr, _y, _w) ilbmScanlineDelta(_ptr, _y, _w) #define ilbmScanlineDeltaDst(_ptr, _y, _w) ilbmScanlineDelta(_ptr, _y, _w) #endif /* MFB_LINE_BANK */ #define ilbmScanlineDelta(_ptr, _y, _w) \ ilbmScanlineOffset(_ptr, (_y)*(_w)) #define ilbmScanline(_ptr, _x, _y, _w) \ ilbmScanlineOffset(_ptr, (_y)*(_w)+((_x)>>MFB_PWSH)) /* precomputed information about each glyph for GlyphBlt code. this saves recalculating the per glyph information for each box. */ typedef struct _ilbmpos{ int xpos; /* xposition of glyph's origin */ int xchar; /* x position mod 32 */ int leftEdge; int rightEdge; int topEdge; int bottomEdge; PixelType *pdstBase; /* longword with character origin */ int widthGlyph; /* width in bytes of this glyph */ } ilbmTEXTPOS; /* reduced raster ops for ilbm */ #define RROP_BLACK GXclear #define RROP_WHITE GXset #define RROP_NOP GXnoop #define RROP_INVERT GXinvert #define RROP_COPY GXcopy /* macros for ilbmbitblt.c, ilbmfillsp.c these let the code do one switch on the rop per call, rather than a switch on the rop per item (span or rectangle.) */ #define fnCLEAR(src, dst) (0) #define fnAND(src, dst) (src & dst) #define fnANDREVERSE(src, dst) (src & ~dst) #define fnCOPY(src, dst) (src) #define fnANDINVERTED(src, dst) (~src & dst) #define fnNOOP(src, dst) (dst) #define fnXOR(src, dst) (src ^ dst) #define fnOR(src, dst) (src | dst) #define fnNOR(src, dst) (~(src | dst)) #define fnEQUIV(src, dst) (~src ^ dst) #define fnINVERT(src, dst) (~dst) #define fnORREVERSE(src, dst) (src | ~dst) #define fnCOPYINVERTED(src, dst) (~src) #define fnORINVERTED(src, dst) (~src | dst) #define fnNAND(src, dst) (~(src & dst)) #define fnSET(src, dst) (~0) /* Using a "switch" statement is much faster in most cases * since the compiler can do a look-up table or multi-way branch * instruction, depending on the architecture. The result on * A Sun 3/50 is at least 2.5 times faster, assuming a uniform * distribution of RasterOp operation types. * * However, doing some profiling on a running system reveals * GXcopy is the operation over 99.5% of the time and * GXxor is the next most frequent (about .4%), so we make special * checks for those first. * * Note that this requires a change to the "calling sequence" * since we can't engineer a "switch" statement to have an lvalue. */ #define DoRop(result, alu, src, dst) \ { \ if (alu == GXcopy) \ result = fnCOPY (src, dst); \ else if (alu == GXxor) \ result = fnXOR (src, dst); \ else \ switch (alu) { \ case GXclear: \ result = fnCLEAR (src, dst); \ break; \ case GXand: \ result = fnAND (src, dst); \ break; \ case GXandReverse: \ result = fnANDREVERSE (src, dst); \ break; \ case GXandInverted: \ result = fnANDINVERTED (src, dst); \ break; \ case GXnoop: \ result = fnNOOP (src, dst); \ break; \ case GXor: \ result = fnOR (src, dst); \ break; \ case GXnor: \ result = fnNOR (src, dst); \ break; \ case GXequiv: \ result = fnEQUIV (src, dst); \ break; \ case GXinvert: \ result = fnINVERT (src, dst); \ break; \ case GXorReverse: \ result = fnORREVERSE (src, dst); \ break; \ case GXcopyInverted: \ result = fnCOPYINVERTED (src, dst); \ break; \ case GXorInverted: \ result = fnORINVERTED (src, dst); \ break; \ case GXnand: \ result = fnNAND (src, dst); \ break; \ case GXset: \ result = fnSET (src, dst); \ break; \ } \ } /* C expression fragments for various operations. These get passed in * as -D's on the compile command line. See ilbm/Imakefile. This * fixes XBUG 6319. * * This seems like a good place to point out that ilbm's use of the * words black and white is an unfortunate misnomer. In ilbm code, black * means zero, and white means one. */ #define MFB_OPEQ_WHITE |= #define MFB_OPEQ_BLACK &=~ #define MFB_OPEQ_INVERT ^= #define MFB_EQWHOLEWORD_WHITE =~0 #define MFB_EQWHOLEWORD_BLACK =0 #define MFB_EQWHOLEWORD_INVERT ^=~0 #define MFB_OP_WHITE /* nothing */ #define MFB_OP_BLACK ~