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author | marha <marha@users.sourceforge.net> | 2014-01-26 20:19:23 +0100 |
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committer | marha <marha@users.sourceforge.net> | 2014-01-26 20:19:23 +0100 |
commit | 5f455179ae4b279a82d99a7a3dabe61f58c42ad6 (patch) | |
tree | fdecec022cf1b8b782b90a64c14e374fa6d400cb /xorg-server/glamor/glamor_polyfillrect.c | |
parent | 78d84bd03c744b0ed420c450dd2807904ccaef21 (diff) | |
parent | 30af30b78075159fce477ae99cc72540133714d0 (diff) | |
download | vcxsrv-5f455179ae4b279a82d99a7a3dabe61f58c42ad6.tar.gz vcxsrv-5f455179ae4b279a82d99a7a3dabe61f58c42ad6.tar.bz2 vcxsrv-5f455179ae4b279a82d99a7a3dabe61f58c42ad6.zip |
Merge remote-tracking branch 'origin/released'
* origin/released:
xserver randrproto libxtrans fontconfig libxcb xcb-proto mesa git update 26 Jan 2014
Conflicts:
X11/xtrans/Xtrans.c
xorg-server/dix/dispatch.c
xorg-server/os/xdmcp.c
Diffstat (limited to 'xorg-server/glamor/glamor_polyfillrect.c')
-rw-r--r-- | xorg-server/glamor/glamor_polyfillrect.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/xorg-server/glamor/glamor_polyfillrect.c b/xorg-server/glamor/glamor_polyfillrect.c new file mode 100644 index 000000000..4e1f7b3a9 --- /dev/null +++ b/xorg-server/glamor/glamor_polyfillrect.c @@ -0,0 +1,127 @@ +/* + * Copyright © 2009 Intel Corporation + * Copyright © 1998 Keith Packard + * + * 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 (including the next + * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. + * + * Authors: + * Eric Anholt <eric@anholt.net> + * + */ + +#include "glamor_priv.h" + +/** @file glamor_fillspans.c + * + * GC PolyFillRect implementation, taken straight from fb_fill.c + */ + +static Bool +_glamor_poly_fill_rect(DrawablePtr drawable, + GCPtr gc, int nrect, xRectangle * prect, Bool fallback) +{ + int fullX1, fullX2, fullY1, fullY2; + int xorg, yorg; + int n; + register BoxPtr pbox; + RegionPtr pClip = fbGetCompositeClip(gc); + Bool ret = FALSE; + + xorg = drawable->x; + yorg = drawable->y; + + while (nrect--) { + fullX1 = prect->x + xorg; + fullY1 = prect->y + yorg; + fullX2 = fullX1 + (int) prect->width; + fullY2 = fullY1 + (int) prect->height; + + n = REGION_NUM_RECTS(pClip); + pbox = REGION_RECTS(pClip); + /* + * clip the rectangle to each box in the clip region + * this is logically equivalent to calling Intersect(), + * but rectangles may overlap each other here. + */ + while (n--) { + int x1 = fullX1; + int x2 = fullX2; + int y1 = fullY1; + int y2 = fullY2; + + if (pbox->x1 > x1) + x1 = pbox->x1; + if (pbox->x2 < x2) + x2 = pbox->x2; + if (pbox->y1 > y1) + y1 = pbox->y1; + if (pbox->y2 < y2) + y2 = pbox->y2; + + pbox++; + if (x1 >= x2 || y1 >= y2) + continue; + if (!glamor_fill(drawable, gc, x1, y1, x2 - x1, + y2 - y1, fallback)) { + nrect++; + goto fail; + } + } + prect++; + } + ret = TRUE; + goto done; + +fail: + + if (!fallback + && glamor_ddx_fallback_check_pixmap(drawable) + && glamor_ddx_fallback_check_gc(gc)) + goto done; + + glamor_fallback(" to %p (%c)\n", + drawable, glamor_get_drawable_location(drawable)); + if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RW)) { + if (glamor_prepare_access_gc(gc)) { + fbPolyFillRect(drawable, gc, nrect, prect); + glamor_finish_access_gc(gc); + } + glamor_finish_access(drawable, GLAMOR_ACCESS_RW); + } + ret = TRUE; + +done: + return ret; +} + + +void +glamor_poly_fill_rect(DrawablePtr drawable, + GCPtr gc, int nrect, xRectangle * prect) +{ + _glamor_poly_fill_rect(drawable, gc, nrect, prect, TRUE); +} + +Bool +glamor_poly_fill_rect_nf(DrawablePtr drawable, + GCPtr gc, int nrect, xRectangle * prect) +{ + return _glamor_poly_fill_rect(drawable, gc, nrect, prect, FALSE); +} |