aboutsummaryrefslogtreecommitdiff
path: root/libXrender/src/FillRects.c
diff options
context:
space:
mode:
Diffstat (limited to 'libXrender/src/FillRects.c')
-rw-r--r--libXrender/src/FillRects.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/libXrender/src/FillRects.c b/libXrender/src/FillRects.c
new file mode 100644
index 000000000..517eeb0dc
--- /dev/null
+++ b/libXrender/src/FillRects.c
@@ -0,0 +1,79 @@
+/*
+ *
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * 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 SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. SuSE makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * 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.
+ *
+ * Author: Keith Packard, SuSE, Inc.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xrenderint.h"
+
+/* precompute the maximum size of batching request allowed */
+
+#define size (SIZEOF(xRenderFillRectanglesReq) + FRCTSPERBATCH * SIZEOF(xRectangle))
+
+void
+XRenderFillRectangles (Display *dpy,
+ int op,
+ Picture dst,
+ _Xconst XRenderColor *color,
+ _Xconst XRectangle *rectangles,
+ int n_rects)
+{
+ XRenderExtDisplayInfo *info = XRenderFindDisplay (dpy);
+ xRenderFillRectanglesReq *req;
+ long len;
+ int n;
+
+ RenderSimpleCheckExtension (dpy, info);
+ LockDisplay(dpy);
+
+ while (n_rects)
+ {
+ GetReq(RenderFillRectangles, req);
+
+ req->reqType = info->codes->major_opcode;
+ req->renderReqType = X_RenderFillRectangles;
+ req->op = op;
+ req->dst = dst;
+ req->color.red = color->red;
+ req->color.green = color->green;
+ req->color.blue = color->blue;
+ req->color.alpha = color->alpha;
+
+ n = n_rects;
+ len = ((long)n) << 1;
+ if (!dpy->bigreq_size && len > (dpy->max_request_size - req->length))
+ {
+ n = (dpy->max_request_size - req->length) >> 1;
+ len = ((long)n) << 1;
+ }
+ SetReqLen(req, len, len);
+ len <<= 2; /* watch out for macros... */
+ Data16 (dpy, (short *) rectangles, len);
+ n_rects -= n;
+ rectangles += n;
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+}
+