1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/*
* $Id$
*
* 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.
*/
#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();
}
|
