| /**************************************************************************** |
| ** |
| ** Copyright (C) 2014 BogDan Vatra <bogdan@kde.org> |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the plugins of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
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| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qandroidplatformopenglwindow.h" |
| |
| #include "qandroidplatformscreen.h" |
| #include "androidjnimain.h" |
| #include "qandroideventdispatcher.h" |
| #include "androiddeadlockprotector.h" |
| |
| #include <QSurfaceFormat> |
| #include <QtGui/private/qwindow_p.h> |
| #include <QtGui/qguiapplication.h> |
| |
| #include <qpa/qwindowsysteminterface.h> |
| #include <qpa/qplatformscreen.h> |
| #include <QtEglSupport/private/qeglconvenience_p.h> |
| #include <android/native_window.h> |
| #include <android/native_window_jni.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QAndroidPlatformOpenGLWindow::QAndroidPlatformOpenGLWindow(QWindow *window, EGLDisplay display) |
| :QAndroidPlatformWindow(window), m_eglDisplay(display) |
| { |
| } |
| |
| QAndroidPlatformOpenGLWindow::~QAndroidPlatformOpenGLWindow() |
| { |
| m_surfaceWaitCondition.wakeOne(); |
| lockSurface(); |
| if (m_nativeSurfaceId != -1) |
| QtAndroid::destroySurface(m_nativeSurfaceId); |
| clearEgl(); |
| unlockSurface(); |
| } |
| |
| void QAndroidPlatformOpenGLWindow::repaint(const QRegion ®ion) |
| { |
| // This is only for real raster top-level windows. Stop in all other cases. |
| if ((window()->surfaceType() == QSurface::RasterGLSurface && qt_window_private(window())->compositing) |
| || window()->surfaceType() == QSurface::OpenGLSurface |
| || QAndroidPlatformWindow::parent()) |
| return; |
| |
| QRect currentGeometry = geometry(); |
| |
| QRect dirtyClient = region.boundingRect(); |
| QRect dirtyRegion(currentGeometry.left() + dirtyClient.left(), |
| currentGeometry.top() + dirtyClient.top(), |
| dirtyClient.width(), |
| dirtyClient.height()); |
| QRect mOldGeometryLocal = m_oldGeometry; |
| m_oldGeometry = currentGeometry; |
| // If this is a move, redraw the previous location |
| if (mOldGeometryLocal != currentGeometry) |
| platformScreen()->setDirty(mOldGeometryLocal); |
| platformScreen()->setDirty(dirtyRegion); |
| } |
| |
| void QAndroidPlatformOpenGLWindow::setGeometry(const QRect &rect) |
| { |
| if (rect == geometry()) |
| return; |
| |
| m_oldGeometry = geometry(); |
| |
| QAndroidPlatformWindow::setGeometry(rect); |
| if (m_nativeSurfaceId != -1) |
| QtAndroid::setSurfaceGeometry(m_nativeSurfaceId, rect); |
| |
| QRect availableGeometry = screen()->availableGeometry(); |
| if (m_oldGeometry.width() == 0 |
| && m_oldGeometry.height() == 0 |
| && rect.width() > 0 |
| && rect.height() > 0 |
| && availableGeometry.width() > 0 |
| && availableGeometry.height() > 0) { |
| QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(0, 0), rect.size())); |
| } |
| |
| if (rect.topLeft() != m_oldGeometry.topLeft()) |
| repaint(QRegion(rect)); |
| } |
| |
| EGLSurface QAndroidPlatformOpenGLWindow::eglSurface(EGLConfig config) |
| { |
| if (QAndroidEventDispatcherStopper::stopped() || QGuiApplication::applicationState() == Qt::ApplicationSuspended) |
| return m_eglSurface; |
| |
| QMutexLocker lock(&m_surfaceMutex); |
| |
| if (m_nativeSurfaceId == -1) { |
| AndroidDeadlockProtector protector; |
| if (!protector.acquire()) |
| return m_eglSurface; |
| |
| const bool windowStaysOnTop = bool(window()->flags() & Qt::WindowStaysOnTopHint); |
| m_nativeSurfaceId = QtAndroid::createSurface(this, geometry(), windowStaysOnTop, 32); |
| m_surfaceWaitCondition.wait(&m_surfaceMutex); |
| } |
| |
| if (m_eglSurface == EGL_NO_SURFACE) { |
| m_surfaceMutex.unlock(); |
| checkNativeSurface(config); |
| m_surfaceMutex.lock(); |
| } |
| return m_eglSurface; |
| } |
| |
| bool QAndroidPlatformOpenGLWindow::checkNativeSurface(EGLConfig config) |
| { |
| QMutexLocker lock(&m_surfaceMutex); |
| if (m_nativeSurfaceId == -1 || !m_androidSurfaceObject.isValid()) |
| return false; // makeCurrent is NOT needed. |
| |
| createEgl(config); |
| |
| // we've create another surface, the window should be repainted |
| QRect availableGeometry = screen()->availableGeometry(); |
| if (geometry().width() > 0 && geometry().height() > 0 && availableGeometry.width() > 0 && availableGeometry.height() > 0) |
| QWindowSystemInterface::handleExposeEvent(window(), QRegion(QRect(QPoint(), geometry().size()))); |
| return true; // makeCurrent is needed! |
| } |
| |
| void QAndroidPlatformOpenGLWindow::applicationStateChanged(Qt::ApplicationState state) |
| { |
| QAndroidPlatformWindow::applicationStateChanged(state); |
| if (state <= Qt::ApplicationHidden) { |
| lockSurface(); |
| if (m_nativeSurfaceId != -1) { |
| QtAndroid::destroySurface(m_nativeSurfaceId); |
| m_nativeSurfaceId = -1; |
| } |
| clearEgl(); |
| unlockSurface(); |
| } |
| } |
| |
| void QAndroidPlatformOpenGLWindow::createEgl(EGLConfig config) |
| { |
| clearEgl(); |
| QJNIEnvironmentPrivate env; |
| m_nativeWindow = ANativeWindow_fromSurface(env, m_androidSurfaceObject.object()); |
| m_androidSurfaceObject = QJNIObjectPrivate(); |
| m_eglSurface = eglCreateWindowSurface(m_eglDisplay, config, m_nativeWindow, NULL); |
| m_format = q_glFormatFromConfig(m_eglDisplay, config, window()->requestedFormat()); |
| if (Q_UNLIKELY(m_eglSurface == EGL_NO_SURFACE)) { |
| EGLint error = eglGetError(); |
| eglTerminate(m_eglDisplay); |
| qFatal("EGL Error : Could not create the egl surface: error = 0x%x\n", error); |
| } |
| } |
| |
| QSurfaceFormat QAndroidPlatformOpenGLWindow::format() const |
| { |
| if (m_nativeWindow == 0) |
| return window()->requestedFormat(); |
| else |
| return m_format; |
| } |
| |
| void QAndroidPlatformOpenGLWindow::clearEgl() |
| { |
| if (m_eglSurface != EGL_NO_SURFACE) { |
| eglMakeCurrent(m_eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); |
| eglDestroySurface(m_eglDisplay, m_eglSurface); |
| m_eglSurface = EGL_NO_SURFACE; |
| } |
| |
| if (m_nativeWindow) { |
| ANativeWindow_release(m_nativeWindow); |
| m_nativeWindow = 0; |
| } |
| } |
| |
| void QAndroidPlatformOpenGLWindow::surfaceChanged(JNIEnv *jniEnv, jobject surface, int w, int h) |
| { |
| Q_UNUSED(jniEnv); |
| Q_UNUSED(w); |
| Q_UNUSED(h); |
| |
| lockSurface(); |
| m_androidSurfaceObject = surface; |
| if (surface) // wait until we have a valid surface to draw into |
| m_surfaceWaitCondition.wakeOne(); |
| unlockSurface(); |
| |
| if (surface) { |
| // repaint the window, when we have a valid surface |
| QRect availableGeometry = screen()->availableGeometry(); |
| if (geometry().width() > 0 && geometry().height() > 0 && availableGeometry.width() > 0 && availableGeometry.height() > 0) |
| QWindowSystemInterface::handleExposeEvent(window(), QRegion(QRect(QPoint(), geometry().size()))); |
| } |
| } |
| |
| QT_END_NAMESPACE |