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-rw-r--r--fb/fbpush.c331
1 files changed, 137 insertions, 194 deletions
diff --git a/fb/fbpush.c b/fb/fbpush.c
index 8dd7c2b59..f0a861cbe 100644
--- a/fb/fbpush.c
+++ b/fb/fbpush.c
@@ -27,219 +27,162 @@
#include "fb.h"
void
-fbPushPattern (DrawablePtr pDrawable,
- GCPtr pGC,
-
- FbStip *src,
- FbStride srcStride,
- int srcX,
-
- int x,
- int y,
-
- int width,
- int height)
+fbPushPattern(DrawablePtr pDrawable,
+ GCPtr pGC,
+ FbStip * src,
+ FbStride srcStride, int srcX, int x, int y, int width, int height)
{
- FbStip *s, bitsMask, bitsMask0, bits;
- int xspan;
- int w;
- int lenspan;
-
+ FbStip *s, bitsMask, bitsMask0, bits;
+ int xspan;
+ int w;
+ int lenspan;
+
src += srcX >> FB_STIP_SHIFT;
srcX &= FB_STIP_MASK;
-
- bitsMask0 = FbStipMask (srcX, 1);
-
- while (height--)
- {
- bitsMask = bitsMask0;
- w = width;
- s = src;
- src += srcStride;
- bits = READ(s++);
- xspan = x;
- while (w)
- {
- if (bits & bitsMask)
- {
- lenspan = 0;
- do
- {
- lenspan++;
- if (lenspan == w)
- break;
- bitsMask = FbStipRight (bitsMask, 1);
- if (!bitsMask)
- {
- bits = READ(s++);
- bitsMask = FbBitsMask(0,1);
- }
- } while (bits & bitsMask);
- fbFill (pDrawable, pGC, xspan, y, lenspan, 1);
- xspan += lenspan;
- w -= lenspan;
- }
- else
- {
- do
- {
- w--;
- xspan++;
- if (!w)
- break;
- bitsMask = FbStipRight (bitsMask, 1);
- if (!bitsMask)
- {
- bits = READ(s++);
- bitsMask = FbBitsMask(0,1);
- }
- } while (!(bits & bitsMask));
- }
- }
- y++;
+
+ bitsMask0 = FbStipMask(srcX, 1);
+
+ while (height--) {
+ bitsMask = bitsMask0;
+ w = width;
+ s = src;
+ src += srcStride;
+ bits = READ(s++);
+ xspan = x;
+ while (w) {
+ if (bits & bitsMask) {
+ lenspan = 0;
+ do {
+ lenspan++;
+ if (lenspan == w)
+ break;
+ bitsMask = FbStipRight(bitsMask, 1);
+ if (!bitsMask) {
+ bits = READ(s++);
+ bitsMask = FbBitsMask(0, 1);
+ }
+ } while (bits & bitsMask);
+ fbFill(pDrawable, pGC, xspan, y, lenspan, 1);
+ xspan += lenspan;
+ w -= lenspan;
+ }
+ else {
+ do {
+ w--;
+ xspan++;
+ if (!w)
+ break;
+ bitsMask = FbStipRight(bitsMask, 1);
+ if (!bitsMask) {
+ bits = READ(s++);
+ bitsMask = FbBitsMask(0, 1);
+ }
+ } while (!(bits & bitsMask));
+ }
+ }
+ y++;
}
}
void
-fbPushFill (DrawablePtr pDrawable,
- GCPtr pGC,
-
- FbStip *src,
- FbStride srcStride,
- int srcX,
-
- int x,
- int y,
- int width,
- int height)
+fbPushFill(DrawablePtr pDrawable,
+ GCPtr pGC,
+ FbStip * src,
+ FbStride srcStride, int srcX, int x, int y, int width, int height)
{
- FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
-
- if (pGC->fillStyle == FillSolid)
- {
- FbBits *dst;
- FbStride dstStride;
- int dstBpp;
- int dstXoff, dstYoff;
- int dstX;
- int dstWidth;
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
- fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
- dst = dst + (y + dstYoff) * dstStride;
- dstX = (x + dstXoff) * dstBpp;
- dstWidth = width * dstBpp;
- if (dstBpp == 1)
- {
- fbBltStip (src,
- srcStride,
- srcX,
-
- (FbStip *) dst,
- FbBitsStrideToStipStride (dstStride),
- dstX,
-
- dstWidth,
- height,
-
- FbStipple1Rop(pGC->alu,pGC->fgPixel),
- pPriv->pm,
- dstBpp);
- }
- else
- {
- fbBltOne (src,
- srcStride,
- srcX,
-
- dst,
- dstStride,
- dstX,
- dstBpp,
-
- dstWidth,
- height,
-
- pPriv->and, pPriv->xor,
- fbAnd(GXnoop,(FbBits) 0,FB_ALLONES),
- fbXor(GXnoop,(FbBits) 0,FB_ALLONES));
- }
- fbFinishAccess (pDrawable);
+ if (pGC->fillStyle == FillSolid) {
+ FbBits *dst;
+ FbStride dstStride;
+ int dstBpp;
+ int dstXoff, dstYoff;
+ int dstX;
+ int dstWidth;
+
+ fbGetDrawable(pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ dst = dst + (y + dstYoff) * dstStride;
+ dstX = (x + dstXoff) * dstBpp;
+ dstWidth = width * dstBpp;
+ if (dstBpp == 1) {
+ fbBltStip(src,
+ srcStride,
+ srcX,
+ (FbStip *) dst,
+ FbBitsStrideToStipStride(dstStride),
+ dstX,
+ dstWidth,
+ height,
+ FbStipple1Rop(pGC->alu, pGC->fgPixel), pPriv->pm, dstBpp);
+ }
+ else {
+ fbBltOne(src,
+ srcStride,
+ srcX,
+ dst,
+ dstStride,
+ dstX,
+ dstBpp,
+ dstWidth,
+ height,
+ pPriv->and, pPriv->xor,
+ fbAnd(GXnoop, (FbBits) 0, FB_ALLONES),
+ fbXor(GXnoop, (FbBits) 0, FB_ALLONES));
+ }
+ fbFinishAccess(pDrawable);
}
- else
- {
- fbPushPattern (pDrawable, pGC, src, srcStride, srcX,
- x, y, width, height);
+ else {
+ fbPushPattern(pDrawable, pGC, src, srcStride, srcX,
+ x, y, width, height);
}
}
-
-void
-fbPushImage (DrawablePtr pDrawable,
- GCPtr pGC,
-
- FbStip *src,
- FbStride srcStride,
- int srcX,
- int x,
- int y,
- int width,
- int height)
+void
+fbPushImage(DrawablePtr pDrawable,
+ GCPtr pGC,
+ FbStip * src,
+ FbStride srcStride, int srcX, int x, int y, int width, int height)
{
- RegionPtr pClip = fbGetCompositeClip (pGC);
- int nbox;
- BoxPtr pbox;
- int x1, y1, x2, y2;
-
- 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;
- fbPushFill (pDrawable,
- pGC,
+ RegionPtr pClip = fbGetCompositeClip(pGC);
+ int nbox;
+ BoxPtr pbox;
+ int x1, y1, x2, y2;
- src + (y1 - y) * srcStride,
- srcStride,
- srcX + (x1 - x),
-
- x1,
- y1,
- x2 - x1,
- y2 - y1);
+ 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;
+ fbPushFill(pDrawable,
+ pGC,
+ src + (y1 - y) * srcStride,
+ srcStride, srcX + (x1 - x), x1, y1, x2 - x1, y2 - y1);
}
}
-
+
void
-fbPushPixels (GCPtr pGC,
- PixmapPtr pBitmap,
- DrawablePtr pDrawable,
- int dx,
- int dy,
- int xOrg,
- int yOrg)
+fbPushPixels(GCPtr pGC,
+ PixmapPtr pBitmap,
+ DrawablePtr pDrawable, int dx, int dy, int xOrg, int yOrg)
{
- FbStip *stip;
- FbStride stipStride;
- int stipBpp;
- _X_UNUSED int stipXoff, stipYoff;
+ FbStip *stip;
+ FbStride stipStride;
+ int stipBpp;
+ _X_UNUSED int stipXoff, stipYoff;
- fbGetStipDrawable (&pBitmap->drawable, stip, stipStride, stipBpp, stipXoff, stipYoff);
+ fbGetStipDrawable(&pBitmap->drawable, stip, stipStride, stipBpp, stipXoff,
+ stipYoff);
- fbPushImage (pDrawable, pGC,
- stip, stipStride, 0,
- xOrg, yOrg, dx, dy);
+ fbPushImage(pDrawable, pGC, stip, stipStride, 0, xOrg, yOrg, dx, dy);
}
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