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- /***********************************************************
- Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts,
- and the Massachusetts Institute of Technology, Cambridge, 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 names of Digital or MIT 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.
-
- ******************************************************************/
-
- #include "X.h"
-
- #include "windowstr.h"
- #include "regionstr.h"
- #include "pixmapstr.h"
- #include "scrnintstr.h"
-
- #include "cfb.h"
- #include "cfbmskbits.h"
-
- static void cfbPaintArea32(), cfbPaintAreaSolid();
-
- extern void miPaintWindow();
-
- void
- cfbPaintWindow(pWin, pRegion, what)
- WindowPtr pWin;
- RegionPtr pRegion;
- int what;
- {
- register cfbPrivWin *pPrivWin;
-
- pPrivWin = (cfbPrivWin *)(pWin->devPrivates[cfbWindowPrivateIndex].ptr);
-
- switch (what) {
- case PW_BACKGROUND:
- switch (pWin->backgroundState) {
- case None:
- return;
- case ParentRelative:
- do {
- pWin = pWin->parent;
- } while (pWin->backgroundState == ParentRelative);
- (*pWin->drawable.pScreen->PaintWindowBackground)(pWin, pRegion,
- what);
- return;
- case BackgroundPixmap:
- if (pPrivWin->fastBackground)
- {
- cfbFillBoxTile32 ((DrawablePtr)pWin,
- (int)REGION_NUM_RECTS(pRegion),
- REGION_RECTS(pRegion),
- pPrivWin->pRotatedBackground);
- return;
- }
- else
- {
- cfbFillBoxTileOdd ((DrawablePtr)pWin,
- (int)REGION_NUM_RECTS(pRegion),
- REGION_RECTS(pRegion),
- pWin->background.pixmap,
- (int) pWin->drawable.x, (int) pWin->drawable.y);
- return;
- }
- break;
- case BackgroundPixel:
- cfbFillBoxSolid ((DrawablePtr)pWin,
- (int)REGION_NUM_RECTS(pRegion),
- REGION_RECTS(pRegion),
- pWin->background.pixel);
- return;
- }
- break;
- case PW_BORDER:
- if (pWin->borderIsPixel)
- {
- cfbFillBoxSolid ((DrawablePtr)pWin,
- (int)REGION_NUM_RECTS(pRegion),
- REGION_RECTS(pRegion),
- pWin->border.pixel);
- return;
- }
- else if (pPrivWin->fastBorder)
- {
- cfbFillBoxTile32 ((DrawablePtr)pWin,
- (int)REGION_NUM_RECTS(pRegion),
- REGION_RECTS(pRegion),
- pPrivWin->pRotatedBorder);
- return;
- }
- else if (pWin->border.pixmap->drawable.width >= PPW/2)
- {
- cfbFillBoxTileOdd ((DrawablePtr)pWin,
- (int)REGION_NUM_RECTS(pRegion),
- REGION_RECTS(pRegion),
- pWin->border.pixmap,
- (int) pWin->drawable.x, (int) pWin->drawable.y);
- return;
- }
- break;
- }
- miPaintWindow (pWin, pRegion, what);
- }
-
- /*
- * Use the RROP macros in copy mode
- */
-
- #define RROP GXcopy
- #include "cfbrrop.h"
-
- #ifdef RROP_UNROLL
- # define Expand(left,right,leftAdjust) {\
- int part = nmiddle & RROP_UNROLL_MASK; \
- int widthStep; \
- widthStep = widthDst - nmiddle - leftAdjust; \
- nmiddle >>= RROP_UNROLL_SHIFT; \
- while (h--) { \
- left \
- pdst += part; \
- switch (part) { \
- RROP_UNROLL_CASE(pdst) \
- } \
- m = nmiddle; \
- while (m) { \
- pdst += RROP_UNROLL; \
- RROP_UNROLL_LOOP(pdst) \
- m--; \
- } \
- right \
- pdst += widthStep; \
- } \
- }
-
- #else
- # define Expand(left, right, leftAdjust) { \
- int widthStep; \
- widthStep = widthDst - nmiddle - leftAdjust; \
- while (h--) { \
- left \
- m = nmiddle; \
- while (m--) {\
- RROP_SOLID(pdst); \
- pdst++; \
- } \
- right \
- pdst += widthStep; \
- } \
- }
- #endif
-
- void
- cfbFillBoxSolid (pDrawable, nBox, pBox, pixel)
- DrawablePtr pDrawable;
- int nBox;
- BoxPtr pBox;
- unsigned long pixel;
- {
- unsigned long *pdstBase;
- int widthDst;
- register int h;
- register unsigned long rrop_xor;
- register unsigned long *pdst;
- register unsigned long leftMask, rightMask;
- int nmiddle;
- register int m;
- int w;
-
- cfbGetLongWidthAndPointer(pDrawable, widthDst, pdstBase);
-
- rrop_xor = PFILL(pixel);
- for (; nBox; nBox--, pBox++)
- {
- pdst = pdstBase + pBox->y1 * widthDst;
- h = pBox->y2 - pBox->y1;
- w = pBox->x2 - pBox->x1;
- #if PPW == 4
- if (w == 1)
- {
- register char *pdstb = ((char *) pdst) + pBox->x1;
- int incr = widthDst << 2;
-
- while (h--)
- {
- *pdstb = rrop_xor;
- pdstb += incr;
- }
- }
- else
- {
- #endif
- pdst += (pBox->x1 >> PWSH);
- if ((pBox->x1 & PIM) + w <= PPW)
- {
- maskpartialbits(pBox->x1, w, leftMask);
- while (h--) {
- *pdst = (*pdst & ~leftMask) | (rrop_xor & leftMask);
- pdst += widthDst;
- }
- }
- else
- {
- maskbits (pBox->x1, w, leftMask, rightMask, nmiddle);
- if (leftMask)
- {
- if (rightMask)
- {
- Expand (RROP_SOLID_MASK (pdst, leftMask); pdst++; ,
- RROP_SOLID_MASK (pdst, rightMask); ,
- 1)
- }
- else
- {
- Expand (RROP_SOLID_MASK (pdst, leftMask); pdst++;,
- ;,
- 1)
- }
- }
- else
- {
- if (rightMask)
- {
- Expand (;,
- RROP_SOLID_MASK (pdst, rightMask);,
- 0)
- }
- else
- {
- Expand (;,
- ;,
- 0)
- }
- }
- }
- #if PPW == 4
- }
- #endif
- }
- }
-
- void
- cfbFillBoxTile32 (pDrawable, nBox, pBox, tile)
- DrawablePtr pDrawable;
- int nBox; /* number of boxes to fill */
- BoxPtr pBox; /* pointer to list of boxes to fill */
- PixmapPtr tile; /* rotated, expanded tile */
- {
- register unsigned long rrop_xor;
- register unsigned long *pdst;
- register int m;
- int *psrc;
- int tileHeight;
-
- int widthDst;
- int w;
- int h;
- register unsigned long leftMask;
- register unsigned long rightMask;
- int nmiddle;
- int y;
- int srcy;
-
- unsigned long *pdstBase;
-
- tileHeight = tile->drawable.height;
- psrc = (int *)tile->devPrivate.ptr;
-
- cfbGetLongWidthAndPointer (pDrawable, widthDst, pdstBase);
-
- while (nBox--)
- {
- w = pBox->x2 - pBox->x1;
- h = pBox->y2 - pBox->y1;
- y = pBox->y1;
- pdst = pdstBase + (pBox->y1 * widthDst) + (pBox->x1 >> PWSH);
- srcy = y % tileHeight;
-
- #define StepTile rrop_xor = psrc[srcy]; \
- ++srcy; \
- if (srcy == tileHeight) \
- srcy = 0;
-
- if ( ((pBox->x1 & PIM) + w) < PPW)
- {
- maskpartialbits(pBox->x1, w, leftMask);
- rightMask = ~leftMask;
- while (h--)
- {
- StepTile
- *pdst = (*pdst & rightMask) | (rrop_xor & leftMask);
- pdst += widthDst;
- }
- }
- else
- {
- maskbits(pBox->x1, w, leftMask, rightMask, nmiddle);
-
- if (leftMask)
- {
- if (rightMask)
- {
- Expand (StepTile
- RROP_SOLID_MASK(pdst, leftMask); pdst++;,
- RROP_SOLID_MASK(pdst, rightMask);,
- 1)
- }
- else
- {
- Expand (StepTile
- RROP_SOLID_MASK(pdst, leftMask); pdst++;,
- ,
- 1)
- }
- }
- else
- {
- if (rightMask)
- {
- Expand (StepTile
- ,
- RROP_SOLID_MASK(pdst, rightMask);,
- 0)
- }
- else
- {
- Expand (StepTile
- ,
- ,
- 0)
- }
- }
- }
- pBox++;
- }
- }
-