diff options
Diffstat (limited to 'xorg-server/fb/fbimage.c')
| -rw-r--r-- | xorg-server/fb/fbimage.c | 736 |
1 files changed, 368 insertions, 368 deletions
diff --git a/xorg-server/fb/fbimage.c b/xorg-server/fb/fbimage.c index 2b9ac27c0..0fcb05f7c 100644 --- a/xorg-server/fb/fbimage.c +++ b/xorg-server/fb/fbimage.c @@ -1,368 +1,368 @@ -/* - * 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 <string.h> - -#include "fb.h" - -void -fbPutImage (DrawablePtr pDrawable, - GCPtr pGC, - int depth, - int x, - int y, - int w, - int h, - int leftPad, - int format, - char *pImage) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); - unsigned long i; - FbStride srcStride; - FbStip *src = (FbStip *) pImage; - - x += pDrawable->x; - y += pDrawable->y; - - switch (format) - { - case XYBitmap: - srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip); - fbPutXYImage (pDrawable, - fbGetCompositeClip(pGC), - pPriv->fg, - pPriv->bg, - pPriv->pm, - pGC->alu, - TRUE, - x, y, w, h, - src, - srcStride, - leftPad); - break; - case XYPixmap: - srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip); - for (i = (unsigned long)1 << (pDrawable->depth - 1); i; i >>= 1) - { - if (i & pGC->planemask) - { - fbPutXYImage (pDrawable, - fbGetCompositeClip(pGC), - FB_ALLONES, - 0, - fbReplicatePixel (i, pDrawable->bitsPerPixel), - pGC->alu, - TRUE, - x, y, w, h, - src, - srcStride, - leftPad); - src += srcStride * h; - } - } - break; - case ZPixmap: -#ifdef FB_24_32BIT - if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth)) - { - srcStride = PixmapBytePad(w, pDrawable->depth); - fb24_32PutZImage (pDrawable, - fbGetCompositeClip(pGC), - pGC->alu, - (FbBits) pGC->planemask, - x, y, w, h, - (CARD8 *) pImage, - srcStride); - } - else -#endif - { - srcStride = PixmapBytePad(w, pDrawable->depth) / sizeof (FbStip); - fbPutZImage (pDrawable, - fbGetCompositeClip(pGC), - pGC->alu, - pPriv->pm, - x, y, w, h, - src, srcStride); - } - } -} - -void -fbPutZImage (DrawablePtr pDrawable, - RegionPtr pClip, - int alu, - FbBits pm, - int x, - int y, - int width, - int height, - FbStip *src, - FbStride srcStride) -{ - FbStip *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - int nbox; - BoxPtr pbox; - int x1, y1, x2, y2; - - fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - for (nbox = REGION_NUM_RECTS (pClip), - pbox = REGION_RECTS(pClip); - nbox--; - pbox++) - { - x1 = x; - y1 = y; - x2 = x + width; - y2 = y + height; - if (x1 < pbox->x1) - x1 = pbox->x1; - if (y1 < pbox->y1) - y1 = pbox->y1; - if (x2 > pbox->x2) - x2 = pbox->x2; - if (y2 > pbox->y2) - y2 = pbox->y2; - if (x1 >= x2 || y1 >= y2) - continue; - fbBltStip (src + (y1 - y) * srcStride, - srcStride, - (x1 - x) * dstBpp, - - dst + (y1 + dstYoff) * dstStride, - dstStride, - (x1 + dstXoff) * dstBpp, - - (x2 - x1) * dstBpp, - (y2 - y1), - - alu, - pm, - dstBpp); - } - - fbFinishAccess (pDrawable); -} - -void -fbPutXYImage (DrawablePtr pDrawable, - RegionPtr pClip, - FbBits fg, - FbBits bg, - FbBits pm, - int alu, - Bool opaque, - - int x, - int y, - int width, - int height, - - FbStip *src, - FbStride srcStride, - int srcX) -{ - FbBits *dst; - FbStride dstStride; - int dstBpp; - int dstXoff, dstYoff; - int nbox; - BoxPtr pbox; - int x1, y1, x2, y2; - FbBits fgand = 0, fgxor = 0, bgand = 0, bgxor = 0; - - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - - if (dstBpp == 1) - { - if (opaque) - alu = FbOpaqueStipple1Rop(alu,fg,bg); - else - alu = FbStipple1Rop(alu,fg); - } - else - { - fgand = fbAnd(alu,fg,pm); - fgxor = fbXor(alu,fg,pm); - if (opaque) - { - bgand = fbAnd(alu,bg,pm); - bgxor = fbXor(alu,bg,pm); - } - else - { - bgand = fbAnd(GXnoop,(FbBits)0,FB_ALLONES); - bgxor = fbXor(GXnoop,(FbBits)0,FB_ALLONES); - } - } - - for (nbox = REGION_NUM_RECTS (pClip), - pbox = REGION_RECTS(pClip); - nbox--; - pbox++) - { - x1 = x; - y1 = y; - x2 = x + width; - y2 = y + height; - if (x1 < pbox->x1) - x1 = pbox->x1; - if (y1 < pbox->y1) - y1 = pbox->y1; - if (x2 > pbox->x2) - x2 = pbox->x2; - if (y2 > pbox->y2) - y2 = pbox->y2; - if (x1 >= x2 || y1 >= y2) - continue; - if (dstBpp == 1) - { - fbBltStip (src + (y1 - y) * srcStride, - srcStride, - (x1 - x) + srcX, - - (FbStip *) (dst + (y1 + dstYoff) * dstStride), - FbBitsStrideToStipStride(dstStride), - (x1 + dstXoff) * dstBpp, - - (x2 - x1) * dstBpp, - (y2 - y1), - - alu, - pm, - dstBpp); - } - else - { - fbBltOne (src + (y1 - y) * srcStride, - srcStride, - (x1 - x) + srcX, - - dst + (y1 + dstYoff) * dstStride, - dstStride, - (x1 + dstXoff) * dstBpp, - dstBpp, - - (x2 - x1) * dstBpp, - (y2 - y1), - - fgand, fgxor, bgand, bgxor); - } - } - - fbFinishAccess (pDrawable); -} - -void -fbGetImage (DrawablePtr pDrawable, - int x, - int y, - int w, - int h, - unsigned int format, - unsigned long planeMask, - char *d) -{ - FbBits *src; - FbStride srcStride; - int srcBpp; - int srcXoff, srcYoff; - FbStip *dst; - FbStride dstStride; - - /* - * XFree86 DDX empties the root borderClip when the VT is - * switched away; this checks for that case - */ - if (!fbDrawableEnabled(pDrawable)) - return; - -#ifdef FB_24_32BIT - if (format == ZPixmap && - pDrawable->bitsPerPixel != BitsPerPixel (pDrawable->depth)) - { - fb24_32GetImage (pDrawable, x, y, w, h, format, planeMask, d); - return; - } -#endif - - fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff); - - x += pDrawable->x; - y += pDrawable->y; - - dst = (FbStip *) d; - if (format == ZPixmap || srcBpp == 1) - { - FbBits pm; - - pm = fbReplicatePixel (planeMask, srcBpp); - dstStride = PixmapBytePad(w, pDrawable->depth); - if (pm != FB_ALLONES) - memset (d, 0, dstStride * h); - dstStride /= sizeof (FbStip); - fbBltStip ((FbStip *) (src + (y + srcYoff) * srcStride), - FbBitsStrideToStipStride(srcStride), - (x + srcXoff) * srcBpp, - - dst, - dstStride, - 0, - - w * srcBpp, h, - - GXcopy, - pm, - srcBpp); - } - else - { - dstStride = BitmapBytePad(w) / sizeof (FbStip); - fbBltPlane (src + (y + srcYoff) * srcStride, - srcStride, - (x + srcXoff) * srcBpp, - srcBpp, - - dst, - dstStride, - 0, - - w * srcBpp, h, - - fbAndStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES), - fbXorStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES), - fbAndStip(GXcopy,0,FB_STIP_ALLONES), - fbXorStip(GXcopy,0,FB_STIP_ALLONES), - planeMask); - } - - fbFinishAccess (pDrawable); -} +/*
+ * 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 <string.h>
+
+#include "fb.h"
+
+void
+fbPutImage (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int depth,
+ int x,
+ int y,
+ int w,
+ int h,
+ int leftPad,
+ int format,
+ char *pImage)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ unsigned long i;
+ FbStride srcStride;
+ FbStip *src = (FbStip *) pImage;
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ switch (format)
+ {
+ case XYBitmap:
+ srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip);
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pPriv->fg,
+ pPriv->bg,
+ pPriv->pm,
+ pGC->alu,
+ TRUE,
+ x, y, w, h,
+ src,
+ srcStride,
+ leftPad);
+ break;
+ case XYPixmap:
+ srcStride = BitmapBytePad(w + leftPad) / sizeof (FbStip);
+ for (i = (unsigned long)1 << (pDrawable->depth - 1); i; i >>= 1)
+ {
+ if (i & pGC->planemask)
+ {
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ FB_ALLONES,
+ 0,
+ fbReplicatePixel (i, pDrawable->bitsPerPixel),
+ pGC->alu,
+ TRUE,
+ x, y, w, h,
+ src,
+ srcStride,
+ leftPad);
+ src += srcStride * h;
+ }
+ }
+ break;
+ case ZPixmap:
+#ifdef FB_24_32BIT
+ if (pDrawable->bitsPerPixel != BitsPerPixel(pDrawable->depth))
+ {
+ srcStride = PixmapBytePad(w, pDrawable->depth);
+ fb24_32PutZImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pGC->alu,
+ (FbBits) pGC->planemask,
+ x, y, w, h,
+ (CARD8 *) pImage,
+ srcStride);
+ }
+ else
+#endif
+ {
+ srcStride = PixmapBytePad(w, pDrawable->depth) / sizeof (FbStip);
+ fbPutZImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pGC->alu,
+ pPriv->pm,
+ x, y, w, h,
+ src, srcStride);
+ }
+ }
+}
+
+void
+fbPutZImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ int alu,
+ FbBits pm,
+ int x,
+ int y,
+ int width,
+ int height,
+ FbStip *src,
+ FbStride srcStride)
+{
+ FbStip *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+
+ fbGetStipDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ for (nbox = RegionNumRects (pClip),
+ pbox = RegionRects(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ fbBltStip (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) * dstBpp,
+
+ dst + (y1 + dstYoff) * dstStride,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ alu,
+ pm,
+ dstBpp);
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbPutXYImage (DrawablePtr pDrawable,
+ RegionPtr pClip,
+ FbBits fg,
+ FbBits bg,
+ FbBits pm,
+ int alu,
+ Bool opaque,
+
+ int x,
+ int y,
+ int width,
+ int height,
+
+ FbStip *src,
+ FbStride srcStride,
+ int srcX)
+{
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
+ FbBits fgand = 0, fgxor = 0, bgand = 0, bgxor = 0;
+
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+
+ if (dstBpp == 1)
+ {
+ if (opaque)
+ alu = FbOpaqueStipple1Rop(alu,fg,bg);
+ else
+ alu = FbStipple1Rop(alu,fg);
+ }
+ else
+ {
+ fgand = fbAnd(alu,fg,pm);
+ fgxor = fbXor(alu,fg,pm);
+ if (opaque)
+ {
+ bgand = fbAnd(alu,bg,pm);
+ bgxor = fbXor(alu,bg,pm);
+ }
+ else
+ {
+ bgand = fbAnd(GXnoop,(FbBits)0,FB_ALLONES);
+ bgxor = fbXor(GXnoop,(FbBits)0,FB_ALLONES);
+ }
+ }
+
+ for (nbox = RegionNumRects (pClip),
+ pbox = RegionRects(pClip);
+ nbox--;
+ pbox++)
+ {
+ x1 = x;
+ y1 = y;
+ x2 = x + width;
+ y2 = y + height;
+ if (x1 < pbox->x1)
+ x1 = pbox->x1;
+ if (y1 < pbox->y1)
+ y1 = pbox->y1;
+ if (x2 > pbox->x2)
+ x2 = pbox->x2;
+ if (y2 > pbox->y2)
+ y2 = pbox->y2;
+ if (x1 >= x2 || y1 >= y2)
+ continue;
+ if (dstBpp == 1)
+ {
+ fbBltStip (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) + srcX,
+
+ (FbStip *) (dst + (y1 + dstYoff) * dstStride),
+ FbBitsStrideToStipStride(dstStride),
+ (x1 + dstXoff) * dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ alu,
+ pm,
+ dstBpp);
+ }
+ else
+ {
+ fbBltOne (src + (y1 - y) * srcStride,
+ srcStride,
+ (x1 - x) + srcX,
+
+ dst + (y1 + dstYoff) * dstStride,
+ dstStride,
+ (x1 + dstXoff) * dstBpp,
+ dstBpp,
+
+ (x2 - x1) * dstBpp,
+ (y2 - y1),
+
+ fgand, fgxor, bgand, bgxor);
+ }
+ }
+
+ fbFinishAccess (pDrawable);
+}
+
+void
+fbGetImage (DrawablePtr pDrawable,
+ int x,
+ int y,
+ int w,
+ int h,
+ unsigned int format,
+ unsigned long planeMask,
+ char *d)
+{
+ FbBits *src;
+ FbStride srcStride;
+ int srcBpp;
+ int srcXoff, srcYoff;
+ FbStip *dst;
+ FbStride dstStride;
+
+ /*
+ * XFree86 DDX empties the root borderClip when the VT is
+ * switched away; this checks for that case
+ */
+ if (!fbDrawableEnabled(pDrawable))
+ return;
+
+#ifdef FB_24_32BIT
+ if (format == ZPixmap &&
+ pDrawable->bitsPerPixel != BitsPerPixel (pDrawable->depth))
+ {
+ fb24_32GetImage (pDrawable, x, y, w, h, format, planeMask, d);
+ return;
+ }
+#endif
+
+ fbGetDrawable (pDrawable, src, srcStride, srcBpp, srcXoff, srcYoff);
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ dst = (FbStip *) d;
+ if (format == ZPixmap || srcBpp == 1)
+ {
+ FbBits pm;
+
+ pm = fbReplicatePixel (planeMask, srcBpp);
+ dstStride = PixmapBytePad(w, pDrawable->depth);
+ if (pm != FB_ALLONES)
+ memset (d, 0, dstStride * h);
+ dstStride /= sizeof (FbStip);
+ fbBltStip ((FbStip *) (src + (y + srcYoff) * srcStride),
+ FbBitsStrideToStipStride(srcStride),
+ (x + srcXoff) * srcBpp,
+
+ dst,
+ dstStride,
+ 0,
+
+ w * srcBpp, h,
+
+ GXcopy,
+ pm,
+ srcBpp);
+ }
+ else
+ {
+ dstStride = BitmapBytePad(w) / sizeof (FbStip);
+ fbBltPlane (src + (y + srcYoff) * srcStride,
+ srcStride,
+ (x + srcXoff) * srcBpp,
+ srcBpp,
+
+ dst,
+ dstStride,
+ 0,
+
+ w * srcBpp, h,
+
+ fbAndStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES),
+ fbXorStip(GXcopy,FB_STIP_ALLONES,FB_STIP_ALLONES),
+ fbAndStip(GXcopy,0,FB_STIP_ALLONES),
+ fbXorStip(GXcopy,0,FB_STIP_ALLONES),
+ planeMask);
+ }
+
+ fbFinishAccess (pDrawable);
+}
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