summaryrefslogtreecommitdiff
path: root/src/plugins/graphicssystems/meego/qmeegoextensions.cpp
blob: d86e4ce7f363ff2c26d6a79014c75fb18613070a (plain)
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
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qmeegoextensions.h"
#include <private/qeglcontext_p.h>
#include <private/qpixmapdata_gl_p.h>

bool QMeeGoExtensions::initialized = false;
bool QMeeGoExtensions::hasImageShared = false;
bool QMeeGoExtensions::hasSurfaceScaling = false;
bool QMeeGoExtensions::hasLockSurface = false;
bool QMeeGoExtensions::hasFenceSync = false;

/* Extension funcs */

typedef EGLBoolean (EGLAPIENTRY *eglQueryImageNOKFunc)(EGLDisplay, EGLImageKHR, EGLint, EGLint*);
typedef EGLNativeSharedImageTypeNOK (EGLAPIENTRY *eglCreateSharedImageNOKFunc)(EGLDisplay, EGLImageKHR, EGLint*);
typedef EGLBoolean (EGLAPIENTRY *eglDestroySharedImageNOKFunc)(EGLDisplay, EGLNativeSharedImageTypeNOK);
typedef EGLBoolean (EGLAPIENTRY *eglSetSurfaceScalingNOKFunc)(EGLDisplay, EGLSurface, EGLint, EGLint, EGLint, EGLint);
typedef EGLBoolean (EGLAPIENTRY *eglLockSurfaceKHRFunc)(EGLDisplay, EGLSurface, const EGLint*);
typedef EGLBoolean (EGLAPIENTRY *eglUnlockSurfaceKHRFunc)(EGLDisplay, EGLSurface);
typedef EGLSyncKHR (EGLAPIENTRY *eglCreateSyncKHRFunc)(EGLDisplay, EGLenum, const EGLint*);
typedef EGLBoolean (EGLAPIENTRY *eglDestroySyncKHRFunc)(EGLDisplay, EGLSyncKHR);
typedef EGLint (EGLAPIENTRY *eglClientWaitSyncKHRFunc)(EGLDisplay, EGLSyncKHR, EGLint, EGLTimeKHR);
typedef EGLBoolean (EGLAPIENTRY *eglGetSyncAttribKHRFunc)(EGLDisplay, EGLSyncKHR, EGLint, EGLint*);

static eglQueryImageNOKFunc _eglQueryImageNOK = 0;
static eglCreateSharedImageNOKFunc _eglCreateSharedImageNOK = 0;
static eglDestroySharedImageNOKFunc _eglDestroySharedImageNOK = 0;
static eglSetSurfaceScalingNOKFunc _eglSetSurfaceScalingNOK = 0;
static eglLockSurfaceKHRFunc _eglLockSurfaceKHR = 0;
static eglUnlockSurfaceKHRFunc _eglUnlockSurfaceKHR = 0;
static eglCreateSyncKHRFunc _eglCreateSyncKHR = 0;
static eglDestroySyncKHRFunc _eglDestroySyncKHR = 0;
static eglClientWaitSyncKHRFunc _eglClientWaitSyncKHR = 0;
static eglGetSyncAttribKHRFunc _eglGetSyncAttribKHR = 0;

/* Public */

void QMeeGoExtensions::ensureInitialized()
{
    if (!initialized)
        initialize();

    initialized = true;
}

EGLNativeSharedImageTypeNOK QMeeGoExtensions::eglCreateSharedImageNOK(EGLDisplay dpy, EGLImageKHR image, EGLint *props)
{
    if (!hasImageShared)
        qFatal("EGL_NOK_image_shared not found but trying to use capability!");

    return _eglCreateSharedImageNOK(dpy, image, props);
}

bool QMeeGoExtensions::eglQueryImageNOK(EGLDisplay dpy, EGLImageKHR image, EGLint prop, EGLint *v)
{
    if (!hasImageShared)
        qFatal("EGL_NOK_image_shared not found but trying to use capability!");

    return _eglQueryImageNOK(dpy, image, prop, v);
}

bool QMeeGoExtensions::eglDestroySharedImageNOK(EGLDisplay dpy, EGLNativeSharedImageTypeNOK img)
{
    if (!hasImageShared)
        qFatal("EGL_NOK_image_shared not found but trying to use capability!");

    return _eglDestroySharedImageNOK(dpy, img);
}

bool QMeeGoExtensions::eglSetSurfaceScalingNOK(EGLDisplay dpy, EGLSurface surface, int x, int y, int width, int height)
{
    if (!hasSurfaceScaling)
        qFatal("EGL_NOK_surface_scaling not found but trying to use capability!");

   return _eglSetSurfaceScalingNOK(dpy, surface, x, y, width, height);
}

bool QMeeGoExtensions::eglLockSurfaceKHR(EGLDisplay display, EGLSurface surface, const EGLint *attrib_list)
{
    if (!hasLockSurface)
        qFatal("EGL_KHR_lock_surface2 not found but trying to use capability!");

    return _eglLockSurfaceKHR(display, surface, attrib_list);
}

bool QMeeGoExtensions::eglUnlockSurfaceKHR(EGLDisplay display, EGLSurface surface)
{
    if (!hasLockSurface)
        qFatal("EGL_KHR_lock_surface2 not found but trying to use capability!");

    return _eglUnlockSurfaceKHR(display, surface);
}

EGLSyncKHR QMeeGoExtensions::eglCreateSyncKHR(EGLDisplay dpy, EGLenum type, const EGLint *attrib_list)
{
    if (!hasFenceSync)
        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");

    return _eglCreateSyncKHR(dpy, type, attrib_list);
}

bool QMeeGoExtensions::eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync)
{
    if (!hasFenceSync)
        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");

    return _eglDestroySyncKHR(dpy, sync);
}

EGLint QMeeGoExtensions::eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout)
{
    if (!hasFenceSync)
        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");

    return _eglClientWaitSyncKHR(dpy, sync, flags, timeout);
}

EGLBoolean QMeeGoExtensions::eglGetSyncAttribKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint attribute, EGLint *value)
{
    if (!hasFenceSync)
        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");

    return _eglGetSyncAttribKHR(dpy, sync, attribute, value);
}

/* Private */

void QMeeGoExtensions::initialize()
{
    QGLContext *ctx = (QGLContext *) QGLContext::currentContext();
    qt_resolve_eglimage_gl_extensions(ctx);

    if (QEgl::hasExtension("EGL_NOK_image_shared")) {
        qDebug("MeegoGraphics: found EGL_NOK_image_shared");
        _eglQueryImageNOK = (eglQueryImageNOKFunc) eglGetProcAddress("eglQueryImageNOK");
        _eglCreateSharedImageNOK = (eglCreateSharedImageNOKFunc) eglGetProcAddress("eglCreateSharedImageNOK");
        _eglDestroySharedImageNOK = (eglDestroySharedImageNOKFunc) eglGetProcAddress("eglDestroySharedImageNOK");
        _eglLockSurfaceKHR = (eglLockSurfaceKHRFunc) eglGetProcAddress("eglLockSurfaceKHR");
        _eglUnlockSurfaceKHR = (eglUnlockSurfaceKHRFunc) eglGetProcAddress("eglUnlockSurfaceKHR");

        Q_ASSERT(_eglQueryImageNOK && _eglCreateSharedImageNOK && _eglDestroySharedImageNOK);
        hasImageShared = true;
    }

    if (QEgl::hasExtension("EGL_NOK_surface_scaling")) {
        qDebug("MeegoGraphics: found EGL_NOK_surface_scaling");
        _eglSetSurfaceScalingNOK = (eglSetSurfaceScalingNOKFunc) eglGetProcAddress("eglSetSurfaceScalingNOK");

        Q_ASSERT(_eglSetSurfaceScalingNOK);
        hasSurfaceScaling = true;
    }

    if (QEgl::hasExtension("EGL_KHR_lock_surface2")) {
        qDebug("MeegoGraphics: found EGL_KHR_lock_surface2");
        _eglLockSurfaceKHR = (eglLockSurfaceKHRFunc) eglGetProcAddress("eglLockSurfaceKHR");
        _eglUnlockSurfaceKHR = (eglUnlockSurfaceKHRFunc) eglGetProcAddress("eglUnlockSurfaceKHR");

        Q_ASSERT(_eglLockSurfaceKHR && _eglUnlockSurfaceKHR);
        hasLockSurface = true;
    }

    if (QEgl::hasExtension("EGL_KHR_fence_sync")) {
        qDebug("MeegoGraphics: found EGL_KHR_fence_sync");
        _eglCreateSyncKHR = (eglCreateSyncKHRFunc) eglGetProcAddress("eglCreateSyncKHR");
        _eglDestroySyncKHR = (eglDestroySyncKHRFunc) eglGetProcAddress("eglDestroySyncKHR");
        _eglClientWaitSyncKHR = (eglClientWaitSyncKHRFunc) eglGetProcAddress("eglClientWaitSyncKHR");
        _eglGetSyncAttribKHR = (eglGetSyncAttribKHRFunc) eglGetProcAddress("eglGetSyncAttribKHR");

        Q_ASSERT(_eglCreateSyncKHR && _eglDestroySyncKHR && _eglClientWaitSyncKHR && _eglGetSyncAttribKHR);
        hasFenceSync = true;
    }
}