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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
/*
* Compiz copy to texture plugin
*
* Copyright : (C) 2008 by Dennis Kasprzyk
* E-mail : onestone@compiz-fusion.org
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
/*
* This plugin uses the "copy to texture" taken from Luminocity
* http://live.gnome.org/Luminocity
*/
#include <core/core.h>
#include <core/pluginclasshandler.h>
#include <composite/composite.h>
#include <opengl/opengl.h>
#include <X11/extensions/XShm.h>
#include <sys/shm.h>
#include <sys/ipc.h>
#define MAX_SUB_TEX 2048
#define SHM_SIZE MAX_SUB_TEX * MAX_SUB_TEX * 4
class CopyTexture;
class CopyPixmap {
public:
typedef std::vector <CopyTexture *> Textures;
CopyPixmap (Pixmap pixmap,
int width,
int height,
int depth);
~CopyPixmap ();
static GLTexture::List bindPixmapToTexture (Pixmap pixmap,
int width,
int height,
int depth);
public:
Textures textures;
Pixmap pixmap;
Damage damage;
int depth;
};
class CopyTexture : public GLTexture {
public:
CopyTexture (CopyPixmap *cp, CompRect dim);
~CopyTexture ();
void enable (Filter filter);
void disable ();
void update ();
const CompRect & size () const
{
return dim;
}
public:
CopyPixmap *cp;
CompRect dim;
CompRect damage;
};
class CopytexScreen :
public ScreenInterface,
public PluginClassHandler<CopytexScreen,CompScreen>
{
public:
CopytexScreen (CompScreen *screen);
~CopytexScreen ();
void handleEvent (XEvent *);
bool useShm;
XShmSegmentInfo shmInfo;
int damageNotify;
std::map <Damage, CopyPixmap *> pixmaps;
GLTexture::BindPixmapHandle hnd;
};
#define COPY_SCREEN(s) \
CopytexScreen *cs = CopytexScreen::get (s)
class CopytexPluginVTable :
public CompPlugin::VTableForScreen<CopytexScreen>
{
public:
bool init ();
};
|
