diff options
Diffstat (limited to 'src/plugins/platforms/openvglite/qgraphicssystem_vglite.cpp')
| -rw-r--r-- | src/plugins/platforms/openvglite/qgraphicssystem_vglite.cpp | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/src/plugins/platforms/openvglite/qgraphicssystem_vglite.cpp b/src/plugins/platforms/openvglite/qgraphicssystem_vglite.cpp deleted file mode 100644 index f5b154fd38..0000000000 --- a/src/plugins/platforms/openvglite/qgraphicssystem_vglite.cpp +++ /dev/null @@ -1,193 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** 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 "qgraphicssystem_vglite.h" -#include "qwindowsurface_vglite.h" -#include <QtOpenVG/qplatformpixmap_vg_p.h> -#include <QtGui/private/qegl_p.h> -#include <QtCore/qdebug.h> -#ifdef OPENVG_USBHP_INIT -extern "C" { -#include <linuxusbhp.h> -}; -#endif - -QT_BEGIN_NAMESPACE - -QVGLiteGraphicsSystem::QVGLiteGraphicsSystem() - : w(0), h(0), d(0), dw(0), dh(0), physWidth(0), physHeight(0), - surface(0), context(0), rootWindow(0), - screenFormat(QImage::Format_RGB16), preservedSwap(false) -{ -#ifdef OPENVG_USBHP_INIT - initLibrary(); -#endif - - // The graphics system is also the screen definition. - mScreens.append(this); - - QString displaySpec = QString::fromLatin1(qgetenv("QWS_DISPLAY")); - QStringList displayArgs = displaySpec.split(QLatin1Char(':')); - - // Initialize EGL and create the global EGL context. - context = qt_vg_create_context(0); - if (!context) { - qFatal("QVGLiteGraphicsSystem: could not initialize EGL"); - return; - } - - // Get the root window handle to use. Default to zero. - QRegExp winidRx(QLatin1String("winid=?(\\d+)")); - int winidIdx = displayArgs.indexOf(winidRx); - int handle = 0; - if (winidIdx >= 0) { - winidRx.exactMatch(displayArgs.at(winidIdx)); - handle = winidRx.cap(1).toInt(); - } - - // Create a full-screen window based on the native handle. - // If the context is premultiplied, the window should be too. - QEglProperties props; -#ifdef EGL_VG_ALPHA_FORMAT_PRE_BIT - EGLint surfaceType = 0; - if (context->configAttrib(EGL_SURFACE_TYPE, &surfaceType) && - (surfaceType & EGL_VG_ALPHA_FORMAT_PRE_BIT) != 0) - props.setValue(EGL_VG_ALPHA_FORMAT, EGL_VG_ALPHA_FORMAT_PRE); -#endif - rootWindow = eglCreateWindowSurface - (context->display(), context->config(), - (EGLNativeWindowType)handle, props.properties()); - if (rootWindow == EGL_NO_SURFACE) { - delete context; - context = 0; - qFatal("QVGLiteGraphicsSystem: could not create full-screen window"); - return; - } - - // Try to turn on preserved swap behaviour on the root window. - // This will allow us to optimize compositing to focus on just - // the screen region that has changed. Otherwise we must - // re-composite the entire screen every frame. -#if !defined(QVG_NO_PRESERVED_SWAP) - eglGetError(); // Clear error state first. - eglSurfaceAttrib(context->display(), rootWindow, - EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED); - preservedSwap = (eglGetError() == EGL_SUCCESS); -#else - preservedSwap = false; -#endif - - // Fetch the root window properties. - eglQuerySurface(context->display(), rootWindow, EGL_WIDTH, &w); - eglQuerySurface(context->display(), rootWindow, EGL_HEIGHT, &h); - screenFormat = qt_vg_config_to_image_format(context); - switch (screenFormat) { - case QImage::Format_ARGB32_Premultiplied: - case QImage::Format_ARGB32: - case QImage::Format_RGB32: - default: - d = 32; - break; - case QImage::Format_RGB16: - case QImage::Format_ARGB4444_Premultiplied: - d = 16; - break; - } - dw = w; - dh = h; - qDebug("screen size: %dx%dx%d", w, h, d); - - // Handle display physical size spec. From qscreenlinuxfb_qws.cpp. - 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); - } -} - -QVGLiteGraphicsSystem::~QVGLiteGraphicsSystem() -{ -} - -QPlatformPixmap *QVGLiteGraphicsSystem::createPlatformPixmap(QPlatformPixmap::PixelType type) const -{ -#if !defined(QVGLite_NO_SINGLE_CONTEXT) && !defined(QVGLite_NO_PIXMAP_DATA) - // Pixmaps can use QVGLitePlatformPixmap; bitmaps must use raster. - if (type == QPlatformPixmap::PixmapType) - return new QVGPlatformPixmap(type); - else - return new QRasterPlatformPixmap(type); -#else - return new QRasterPlatformPixmap(type); -#endif -} - -QWindowSurface *QVGLiteGraphicsSystem::createWindowSurface(QWidget *widget) const -{ - if (widget->windowType() == Qt::Desktop) - return 0; // Don't create an explicit window surface for the destkop. - if (surface) { - qWarning() << "QVGLiteGraphicsSystem: only one window surface " - "is supported at a time"; - return 0; - } - surface = new QVGLiteWindowSurface - (const_cast<QVGLiteGraphicsSystem *>(this), widget); - return surface; -} - -QT_END_NAMESPACE |