diff options
Diffstat (limited to 'src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp')
| -rw-r--r-- | src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp | 351 |
1 files changed, 0 insertions, 351 deletions
diff --git a/src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp b/src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp deleted file mode 100644 index c981e0d300..0000000000 --- a/src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp +++ /dev/null @@ -1,351 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 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. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the Technology Preview License Agreement accompanying -** this package. -** -** GNU Lesser General Public License Usage -** Alternatively, 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. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "pvreglscreen.h" -#include "pvreglwindowsurface.h" -#include "pvrqwsdrawable_p.h" -#include <QRegExp> -#include <qwindowsystem_qws.h> -#ifndef QT_NO_QWS_TRANSFORMED -#include <qscreentransformed_qws.h> -#endif -#include <sys/stat.h> -#include <sys/ioctl.h> -#include <sys/kd.h> -#include <fcntl.h> -#include <unistd.h> - -//![0] -PvrEglScreen::PvrEglScreen(int displayId) - : QGLScreen(displayId) -{ - setOptions(NativeWindows); - setSupportsBlitInClients(true); - setSurfaceFunctions(new PvrEglScreenSurfaceFunctions(this, displayId)); -//![0] - fd = -1; - ttyfd = -1; - doGraphicsMode = true; - oldKdMode = KD_TEXT; - parent = 0; - - // Make sure that the EGL layer is initialized and the drivers loaded. - EGLDisplay dpy = eglGetDisplay((EGLNativeDisplayType)EGL_DEFAULT_DISPLAY); - if (!eglInitialize(dpy, 0, 0)) - qWarning("Could not initialize EGL display - are the drivers loaded?"); - - // Make sure that screen 0 is initialized. - pvrQwsScreenWindow(0); -} - -PvrEglScreen::~PvrEglScreen() -{ - if (fd >= 0) - ::close(fd); -} - -bool PvrEglScreen::initDevice() -{ - openTty(); - return true; -} - -bool PvrEglScreen::connect(const QString &displaySpec) -{ - if (!pvrQwsDisplayOpen()) - return false; - - // Initialize the QScreen properties. - data = (uchar *)(pvrQwsDisplay.screens[0].mapped); - w = pvrQwsDisplay.screens[0].screenRect.width; - h = pvrQwsDisplay.screens[0].screenRect.height; - lstep = pvrQwsDisplay.screens[0].screenStride; - dw = w; - dh = h; - size = h * lstep; - mapsize = size; - switch (pvrQwsDisplay.screens[0].pixelFormat) { - case PVR2D_RGB565: - d = 16; - setPixelFormat(QImage::Format_RGB16); - break; - case PVR2D_ARGB4444: - d = 16; - setPixelFormat(QImage::Format_ARGB4444_Premultiplied); - break; - case PVR2D_ARGB8888: - d = 32; - setPixelFormat(QImage::Format_ARGB32_Premultiplied); - break; - default: - pvrQwsDisplayClose(); - qWarning("PvrEglScreen::connect: unsupported pixel format %d", (int)(pvrQwsDisplay.screens[0].pixelFormat)); - return false; - } - - // Handle display physical size spec. - QStringList displayArgs = displaySpec.split(QLatin1Char(':')); - QRegExp mmWidthRx(QLatin1String("mmWidth=?(\\d+)")); - int dimIdxW = displayArgs.indexOf(mmWidthRx); - QRegExp mmHeightRx(QLatin1String("mmHeight=?(\\d+)")); - int dimIdxH = displayArgs.indexOf(mmHeightRx); - if (dimIdxW >= 0) { - mmWidthRx.exactMatch(displayArgs.at(dimIdxW)); - physWidth = mmWidthRx.cap(1).toInt(); - if (dimIdxH < 0) - physHeight = dh*physWidth/dw; - } - if (dimIdxH >= 0) { - mmHeightRx.exactMatch(displayArgs.at(dimIdxH)); - physHeight = mmHeightRx.cap(1).toInt(); - if (dimIdxW < 0) - physWidth = dw*physHeight/dh; - } - if (dimIdxW < 0 && dimIdxH < 0) { - const int dpi = 72; - physWidth = qRound(dw * 25.4 / dpi); - physHeight = qRound(dh * 25.4 / dpi); - } - - // Find the name of the tty device to use. - QRegExp ttyRegExp(QLatin1String("tty=(.*)")); - if (displayArgs.indexOf(ttyRegExp) != -1) - ttyDevice = ttyRegExp.cap(1); - if (displayArgs.contains(QLatin1String("nographicsmodeswitch"))) - doGraphicsMode = false; - - // The screen is ready. - return true; -} - -void PvrEglScreen::disconnect() -{ - pvrQwsDisplayClose(); -} - -void PvrEglScreen::shutdownDevice() -{ - closeTty(); -} - -void PvrEglScreen::blit(const QImage &img, const QPoint &topLeft, const QRegion ®ion) -{ - QGLScreen::blit(img, topLeft, region); - sync(); -} - -void PvrEglScreen::solidFill(const QColor &color, const QRegion ®ion) -{ - QGLScreen::solidFill(color, region); - sync(); -} - -bool PvrEglScreen::chooseContext - (QGLContext *context, const QGLContext *shareContext) -{ - // We use PvrEglScreenSurfaceFunctions instead. - Q_UNUSED(context); - Q_UNUSED(shareContext); - return false; -} - -bool PvrEglScreen::hasOpenGL() -{ - return true; -} - -//![1] -QWSWindowSurface* PvrEglScreen::createSurface(QWidget *widget) const -{ - if (qobject_cast<QGLWidget*>(widget)) - return new PvrEglWindowSurface(widget, (PvrEglScreen *)this, displayId); - - return QScreen::createSurface(widget); -} - -QWSWindowSurface* PvrEglScreen::createSurface(const QString &key) const -{ - if (key == QLatin1String("PvrEgl")) - return new PvrEglWindowSurface(); - - return QScreen::createSurface(key); -} -//![1] - -#ifndef QT_NO_QWS_TRANSFORMED - -static const QScreen *parentScreen - (const QScreen *current, const QScreen *lookingFor) -{ - if (!current) - return 0; - switch (current->classId()) { - case QScreen::ProxyClass: - case QScreen::TransformedClass: { - const QScreen *child = - static_cast<const QProxyScreen *>(current)->screen(); - if (child == lookingFor) - return current; - else - return parentScreen(child, lookingFor); - } - // Not reached. - - case QScreen::MultiClass: { - QList<QScreen *> screens = current->subScreens(); - foreach (QScreen *screen, screens) { - if (screen == lookingFor) - return current; - const QScreen *parent = parentScreen(screen, lookingFor); - if (parent) - return parent; - } - } - break; - - default: break; - } - return 0; -} - -int PvrEglScreen::transformation() const -{ - // We need to search for our parent screen, which is assumed to be - // "Transformed". If it isn't, then there is no transformation. - // There is no direct method to get the parent screen so we need - // to search every screen until we find ourselves. - if (!parent && qt_screen != this) - parent = parentScreen(qt_screen, this); - if (!parent) - return 0; - if (parent->classId() != QScreen::TransformedClass) - return 0; - return 90 * static_cast<const QTransformedScreen *>(parent) - ->transformOrientation(); -} - -#else - -int PvrEglScreen::transformation() const -{ - return 0; -} - -#endif - -void PvrEglScreen::sync() -{ - // Put code here to synchronize 2D and 3D operations if necessary. -} - -void PvrEglScreen::openTty() -{ - const char *const devs[] = {"/dev/tty0", "/dev/tty", "/dev/console", 0}; - - if (ttyDevice.isEmpty()) { - for (const char * const *dev = devs; *dev; ++dev) { - ttyfd = ::open(*dev, O_RDWR); - if (ttyfd != -1) - break; - } - } else { - ttyfd = ::open(ttyDevice.toAscii().constData(), O_RDWR); - } - - if (ttyfd == -1) - return; - - ::fcntl(ttyfd, F_SETFD, FD_CLOEXEC); - - if (doGraphicsMode) { - ioctl(ttyfd, KDGETMODE, &oldKdMode); - if (oldKdMode != KD_GRAPHICS) { - int ret = ioctl(ttyfd, KDSETMODE, KD_GRAPHICS); - if (ret == -1) - doGraphicsMode = false; - } - } - - // No blankin' screen, no blinkin' cursor!, no cursor! - const char termctl[] = "\033[9;0]\033[?33l\033[?25l\033[?1c"; - ::write(ttyfd, termctl, sizeof(termctl)); -} - -void PvrEglScreen::closeTty() -{ - if (ttyfd == -1) - return; - - if (doGraphicsMode) - ioctl(ttyfd, KDSETMODE, oldKdMode); - - // Blankin' screen, blinkin' cursor! - const char termctl[] = "\033[9;15]\033[?33h\033[?25h\033[?0c"; - ::write(ttyfd, termctl, sizeof(termctl)); - - ::close(ttyfd); - ttyfd = -1; -} - -//![2] -bool PvrEglScreenSurfaceFunctions::createNativeWindow(QWidget *widget, EGLNativeWindowType *native) -{ -//![2] - QWSWindowSurface *surface = - static_cast<QWSWindowSurface *>(widget->windowSurface()); - if (!surface) { - // The widget does not have a surface yet, so give it one. - surface = new PvrEglWindowSurface(widget, screen, displayId); - widget->setWindowSurface(surface); - } else if (surface->key() != QLatin1String("PvrEgl")) { - // The application has attached a QGLContext to an ordinary QWidget. - // Replace the widget's window surface with a new one that can do GL. - QRect geometry = widget->frameGeometry(); - geometry.moveTo(widget->mapToGlobal(QPoint(0, 0))); - surface = new PvrEglWindowSurface(widget, screen, displayId); - surface->setGeometry(geometry); - widget->setWindowSurface(surface); - widget->setAttribute(Qt::WA_NoSystemBackground, true); - } - PvrEglWindowSurface *nsurface = static_cast<PvrEglWindowSurface*>(surface); - *native = (EGLNativeWindowType)(nsurface->nativeDrawable()); - return true; -} |