aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/glamor/glamor_polyfillrect.c
diff options
context:
space:
mode:
authormarha <marha@users.sourceforge.net>2014-01-26 20:05:50 +0100
committermarha <marha@users.sourceforge.net>2014-01-26 20:10:14 +0100
commit30af30b78075159fce477ae99cc72540133714d0 (patch)
tree1028af42bd030d09bf9c9cb6085665300326abc6 /xorg-server/glamor/glamor_polyfillrect.c
parent775780ea274e6602c2d64de33a98ee35979cc330 (diff)
downloadvcxsrv-30af30b78075159fce477ae99cc72540133714d0.tar.gz
vcxsrv-30af30b78075159fce477ae99cc72540133714d0.tar.bz2
vcxsrv-30af30b78075159fce477ae99cc72540133714d0.zip
xserver randrproto libxtrans fontconfig libxcb xcb-proto mesa git update 26 Jan 2014
xserver commit c1ce807d9f18f215332d7eeb844e8c640f71c53c libxcb commit e7263931aff3e3450dc938ad465a7577f943549f libxcb/xcb-proto commit d898fd39ad6c82207eb78666b2daad982dd757b5 randrproto commit a4a6694c059d74247c16527eef4a0ec9f56bbef6 libxtrans commit e1e6121a1638d43d9929589b4723da2b38cb6b44 fontconfig commit e2b406053c2937799da8636c56b72a77998bcab0 mesa commit 07149f0252c52b4ac58b6df4e307fd786b49b490
Diffstat (limited to 'xorg-server/glamor/glamor_polyfillrect.c')
-rw-r--r--xorg-server/glamor/glamor_polyfillrect.c127
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);
+}