diff options
Diffstat (limited to 'src/opengl/qgl_symbian.cpp')
| -rw-r--r-- | src/opengl/qgl_symbian.cpp | 472 |
1 files changed, 472 insertions, 0 deletions
diff --git a/src/opengl/qgl_symbian.cpp b/src/opengl/qgl_symbian.cpp new file mode 100644 index 00000000000..1b41db47db6 --- /dev/null +++ b/src/opengl/qgl_symbian.cpp @@ -0,0 +1,472 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation ([email protected]) +** +** This file is part of the QtOpenGL module 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 [email protected]. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include "qgl.h" +#include <fbs.h> +#include <private/qt_s60_p.h> +#include <private/qpixmap_s60_p.h> +#include <private/qimagepixmapcleanuphooks_p.h> +#include <private/qgl_p.h> +#include <private/qpaintengine_opengl_p.h> +#include <private/qwidget_p.h> // to access QWExtra +#include <private/qnativeimagehandleprovider_p.h> +#include "qgl_egl_p.h" +#include "qpixmapdata_gl_p.h" +#include "qgltexturepool_p.h" +#include "qcolormap.h" +#include <QDebug> + +QT_BEGIN_NAMESPACE + +// Turn off "direct to window" rendering if EGL cannot support it. +#if !defined(EGL_RENDER_BUFFER) || !defined(EGL_SINGLE_BUFFER) +#if defined(QGL_DIRECT_TO_WINDOW) +#undef QGL_DIRECT_TO_WINDOW +#endif +#endif + +// Determine if preserved window contents should be used. +#if !defined(EGL_SWAP_BEHAVIOR) || !defined(EGL_BUFFER_PRESERVED) +#if !defined(QGL_NO_PRESERVED_SWAP) +#define QGL_NO_PRESERVED_SWAP 1 +#endif +#endif + +extern int qt_gl_pixmap_serial; + +/* + QGLTemporaryContext implementation +*/ + + +class QGLTemporaryContextPrivate +{ +public: + bool initialized; + RWindow *window; + EGLContext context; + EGLSurface surface; + EGLDisplay display; +}; + +QGLTemporaryContext::QGLTemporaryContext(bool, QWidget *) + : d(new QGLTemporaryContextPrivate) +{ + d->initialized = false; + d->window = 0; + d->context = 0; + d->surface = 0; + + d->display = d->display = QEgl::display(); + + EGLConfig config; + int numConfigs = 0; + EGLint attribs[] = { + EGL_SURFACE_TYPE, EGL_WINDOW_BIT, +#ifdef QT_OPENGL_ES_2 + EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, +#endif + EGL_NONE + }; + + eglChooseConfig(d->display, attribs, &config, 1, &numConfigs); + if (!numConfigs) { + qWarning("QGLTemporaryContext: No EGL configurations available."); + return; + } + + d->window = new RWindow(CCoeEnv::Static()->WsSession()); + d->window->Construct(CCoeEnv::Static()->RootWin(),(uint)this); + + d->surface = eglCreateWindowSurface(d->display, config, (EGLNativeWindowType) d->window, NULL); + + if (d->surface == EGL_NO_SURFACE) { + qWarning("QGLTemporaryContext: Error creating EGL surface."); + delete d->window; + d->window = 0; + return; + } + + EGLint contextAttribs[] = { +#ifdef QT_OPENGL_ES_2 + EGL_CONTEXT_CLIENT_VERSION, 2, +#endif + EGL_NONE + }; + d->context = eglCreateContext(d->display, config, 0, contextAttribs); + if (d->context != EGL_NO_CONTEXT + && eglMakeCurrent(d->display, d->surface, d->surface, d->context)) + { + d->initialized = true; + } else { + qWarning("QGLTemporaryContext: Error creating EGL context."); + d->window = 0; + return; + } +} + +QGLTemporaryContext::~QGLTemporaryContext() +{ + if (d->initialized) { + eglMakeCurrent(d->display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); + eglDestroyContext(d->display, d->context); + eglDestroySurface(d->display, d->surface); + delete d->window; + } +} + +bool QGLFormat::hasOpenGLOverlays() +{ + return false; +} + +// Chooses the EGL config and creates the EGL context +bool QGLContext::chooseContext(const QGLContext* shareContext) // almost same as in qgl_x11egl.cpp +{ + Q_D(QGLContext); + + if (!device()) + return false; + + int devType = device()->devType(); + + if ((devType != QInternal::Widget) && (devType != QInternal::Pbuffer)) { + qWarning("WARNING: Creating a QGLContext not supported on device type %d", devType); + return false; + } + + // Get the display and initialize it. + if (d->eglContext == 0) { + d->eglContext = new QEglContext(); + d->ownsEglContext = true; + d->eglContext->setApi(QEgl::OpenGL); + + // If the device is a widget with WA_TranslucentBackground set, make sure the glFormat + // has the alpha channel option set: + if (devType == QInternal::Widget) { + QWidget* widget = static_cast<QWidget*>(device()); + if (widget->testAttribute(Qt::WA_TranslucentBackground)) + d->glFormat.setAlpha(true); + } + + // Construct the configuration we need for this surface. + QEglProperties configProps; + configProps.setDeviceType(devType); + configProps.setPaintDeviceFormat(device()); + configProps.setRenderableType(QEgl::OpenGL); + configProps.setValue(EGL_SURFACE_TYPE, EGL_WINDOW_BIT|EGL_SWAP_BEHAVIOR_PRESERVED_BIT); + + qt_eglproperties_set_glformat(configProps, d->glFormat); + + if (!d->eglContext->chooseConfig(configProps, QEgl::BestPixelFormat)) { + delete d->eglContext; + d->eglContext = 0; + return false; + } + + // Create a new context for the configuration. + QEglContext* eglSharedContext = shareContext ? shareContext->d_func()->eglContext : 0; + if (!d->eglContext->createContext(eglSharedContext)) { + delete d->eglContext; + d->eglContext = 0; + return false; + } + d->sharing = d->eglContext->isSharing(); + if (d->sharing && shareContext) + const_cast<QGLContext *>(shareContext)->d_func()->sharing = true; + } + + // Inform the higher layers about the actual format properties + qt_glformat_from_eglconfig(d->glFormat, d->eglContext->config()); + + // Do don't create the EGLSurface for everything. + // QWidget - yes, create the EGLSurface and store it in QGLContextPrivate::eglSurface + // QGLWidget - yes, create the EGLSurface and store it in QGLContextPrivate::eglSurface + // QGLPixelBuffer - no, it creates the surface itself and stores it in QGLPixelBufferPrivate::pbuf + + if (devType == QInternal::Widget) { + if (d->eglSurface != EGL_NO_SURFACE) + eglDestroySurface(d->eglContext->display(), d->eglSurface); + + d->eglSurface = QEgl::createSurface(device(), d->eglContext->config()); + + eglGetError(); // Clear error state first. + +#ifdef QGL_NO_PRESERVED_SWAP + eglSurfaceAttrib(QEgl::display(), d->eglSurface, + EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED); + + if (eglGetError() != EGL_SUCCESS) + qWarning("QGLContext: could not enable destroyed swap behaviour"); +#else + eglSurfaceAttrib(QEgl::display(), d->eglSurface, + EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED); + + if (eglGetError() != EGL_SUCCESS) + qWarning("QGLContext: could not enable preserved swap behaviour"); +#endif + + setWindowCreated(true); + } + + return true; +} + +void QGLWidget::resizeEvent(QResizeEvent *) +{ + Q_D(QGLWidget); + if (!isValid()) + return; + + if (QGLContext::currentContext()) + doneCurrent(); + + // Symbian needs to recreate the surface on resize. + d->recreateEglSurface(); + + makeCurrent(); + if (!d->glcx->initialized()) + glInit(); + resizeGL(width(), height()); + //handle overlay +} + +const QGLContext* QGLWidget::overlayContext() const +{ + return 0; +} + +void QGLWidget::makeOverlayCurrent() +{ + //handle overlay +} + +void QGLWidget::updateOverlayGL() +{ + //handle overlay +} + +void QGLWidget::setContext(QGLContext *context, const QGLContext* shareContext, bool deleteOldContext) +{ + Q_D(QGLWidget); + if (context == 0) { + qWarning("QGLWidget::setContext: Cannot set null context"); + return; + } + if (!context->deviceIsPixmap() && context->device() != this) { + qWarning("QGLWidget::setContext: Context must refer to this widget"); + return; + } + + if (d->glcx) + d->glcx->doneCurrent(); + QGLContext* oldcx = d->glcx; + d->glcx = context; + + bool createFailed = false; + if (!d->glcx->isValid()) { + // Create the QGLContext here, which in turn chooses the EGL config + // and creates the EGL context: + if (!d->glcx->create(shareContext ? shareContext : oldcx)) + createFailed = true; + } + if (createFailed) { + if (deleteOldContext) + delete oldcx; + return; + } + + d->eglSurfaceWindowId = winId(); // Remember the window id we created the surface for +} + +void QGLWidgetPrivate::init(QGLContext *context, const QGLWidget* shareWidget) +{ + Q_Q(QGLWidget); + + initContext(context, shareWidget); + + if(q->isValid() && glcx->format().hasOverlay()) { + //no overlay + qWarning("QtOpenGL ES doesn't currently support overlays"); + } +} + +void QGLWidgetPrivate::cleanupColormaps() +{ +} + +const QGLColormap & QGLWidget::colormap() const +{ + return d_func()->cmap; +} + +void QGLWidget::setColormap(const QGLColormap &) +{ +} + +void QGLWidgetPrivate::recreateEglSurface() +{ + Q_Q(QGLWidget); + + WId currentId = q->winId(); + + if (glcx->d_func()->eglSurface != EGL_NO_SURFACE) { + eglDestroySurface(glcx->d_func()->eglContext->display(), + glcx->d_func()->eglSurface); + } + + glcx->d_func()->eglSurface = QEgl::createSurface(glcx->device(), + glcx->d_func()->eglContext->config()); + +#if !defined(QGL_NO_PRESERVED_SWAP) + eglGetError(); // Clear error state first. + eglSurfaceAttrib(QEgl::display(), glcx->d_func()->eglSurface, + EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED); + if (eglGetError() != EGL_SUCCESS) { + qWarning("QGLContext: could not enable preserved swap"); + } +#endif + + eglSurfaceWindowId = currentId; +} + +static inline bool knownGoodFormat(QImage::Format format) +{ + switch (format) { + case QImage::Format_RGB16: // EColor64K + case QImage::Format_RGB32: // EColor16MU + case QImage::Format_ARGB32_Premultiplied: // EColor16MAP + return true; + default: + return false; + } +} + +void QGLPixmapData::fromNativeType(void* pixmap, NativeType type) +{ + if (type == QPixmapData::FbsBitmap) { + CFbsBitmap *bitmap = reinterpret_cast<CFbsBitmap *>(pixmap); + QSize size(bitmap->SizeInPixels().iWidth, bitmap->SizeInPixels().iHeight); + if (size.width() == w && size.height() == h) + setSerialNumber(++qt_gl_pixmap_serial); + resize(size.width(), size.height()); + m_source = QVolatileImage(bitmap); + if (pixelType() == BitmapType) { + m_source.ensureFormat(QImage::Format_MonoLSB); + } else if (!knownGoodFormat(m_source.format())) { + m_source.beginDataAccess(); + QImage::Format format = idealFormat(m_source.imageRef(), Qt::AutoColor); + m_source.endDataAccess(true); + m_source.ensureFormat(format); + } + m_hasAlpha = m_source.hasAlphaChannel(); + m_hasFillColor = false; + m_dirty = true; + + } else if (type == QPixmapData::VolatileImage && pixmap) { + // Support QS60Style in more efficient skin graphics retrieval. + QVolatileImage *img = static_cast<QVolatileImage *>(pixmap); + if (img->width() == w && img->height() == h) + setSerialNumber(++qt_gl_pixmap_serial); + resize(img->width(), img->height()); + m_source = *img; + m_hasAlpha = m_source.hasAlphaChannel(); + m_hasFillColor = false; + m_dirty = true; + } else if (type == QPixmapData::NativeImageHandleProvider && pixmap) { + destroyTexture(); + nativeImageHandleProvider = static_cast<QNativeImageHandleProvider *>(pixmap); + // Cannot defer the retrieval, we need at least the size right away. + createFromNativeImageHandleProvider(); + } +} + +void* QGLPixmapData::toNativeType(NativeType type) +{ + if (type == QPixmapData::FbsBitmap) { + if (m_source.isNull()) + m_source = QVolatileImage(w, h, QImage::Format_ARGB32_Premultiplied); + return m_source.duplicateNativeImage(); + } + + return 0; +} + +bool QGLPixmapData::initFromNativeImageHandle(void *handle, const QString &type) +{ + if (type == QLatin1String("RSgImage")) { + fromNativeType(handle, QPixmapData::SgImage); + return true; + } else if (type == QLatin1String("CFbsBitmap")) { + fromNativeType(handle, QPixmapData::FbsBitmap); + return true; + } + return false; +} + +void QGLPixmapData::createFromNativeImageHandleProvider() +{ + void *handle = 0; + QString type; + nativeImageHandleProvider->get(&handle, &type); + if (handle) { + if (initFromNativeImageHandle(handle, type)) { + nativeImageHandle = handle; + nativeImageType = type; + } else { + qWarning("QGLPixmapData: Unknown native image type '%s'", qPrintable(type)); + } + } else { + qWarning("QGLPixmapData: Native handle is null"); + } +} + +void QGLPixmapData::releaseNativeImageHandle() +{ + if (nativeImageHandleProvider && nativeImageHandle) { + nativeImageHandleProvider->release(nativeImageHandle, nativeImageType); + nativeImageHandle = 0; + nativeImageType = QString(); + } +} + +QT_END_NAMESPACE |