diff options
Diffstat (limited to 'src/gui/egl')
| -rw-r--r-- | src/gui/egl/egl.pri | 28 | ||||
| -rw-r--r-- | src/gui/egl/qegl.cpp | 403 | ||||
| -rw-r--r-- | src/gui/egl/qegl_p.h | 140 | ||||
| -rw-r--r-- | src/gui/egl/qegl_qws.cpp | 111 | ||||
| -rw-r--r-- | src/gui/egl/qegl_symbian.cpp | 109 | ||||
| -rw-r--r-- | src/gui/egl/qegl_wince.cpp | 116 | ||||
| -rw-r--r-- | src/gui/egl/qegl_x11.cpp | 144 | ||||
| -rw-r--r-- | src/gui/egl/qeglproperties.cpp | 496 | ||||
| -rw-r--r-- | src/gui/egl/qeglproperties_p.h | 138 |
9 files changed, 1685 insertions, 0 deletions
diff --git a/src/gui/egl/egl.pri b/src/gui/egl/egl.pri new file mode 100644 index 0000000..651507f --- /dev/null +++ b/src/gui/egl/egl.pri @@ -0,0 +1,28 @@ +HEADERS += \ + egl/qegl_p.h \ + egl/qeglproperties_p.h + +SOURCES += \ + egl/qegl.cpp \ + egl/qeglproperties.cpp + +contains(QT_CONFIG, wince*): SOURCES += egl/qegl_wince.cpp + +unix { + embedded { + SOURCES += egl/qegl_qws.cpp + } else { + symbian { + SOURCES += egl/qegl_symbian.cpp + } else { + SOURCES += egl/qegl_x11.cpp + } + } +} + +for(p, QMAKE_LIBDIR_EGL) { + exists($$p):LIBS += -L$$p +} + +!isEmpty(QMAKE_INCDIR_EGL): INCLUDEPATH += $$QMAKE_INCDIR_EGL +!isEmpty(QMAKE_LIBS_EGL): LIBS += $$QMAKE_LIBS_EGL diff --git a/src/gui/egl/qegl.cpp b/src/gui/egl/qegl.cpp new file mode 100644 index 0000000..89d9d1b --- /dev/null +++ b/src/gui/egl/qegl.cpp @@ -0,0 +1,403 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui/qpaintdevice.h> +#include <QtGui/qpixmap.h> +#include <QtGui/qwidget.h> +#include <QtCore/qdebug.h> +#include "qegl_p.h" + +QT_BEGIN_NAMESPACE + +QEglContext::QEglContext() + : apiType(QEgl::OpenGL) + , dpy(EGL_NO_DISPLAY) + , ctx(EGL_NO_CONTEXT) + , surf(EGL_NO_SURFACE) + , cfg(0) + , share(false) + , current(false) + , reserved(0) +{ +} + +QEglContext::~QEglContext() +{ + destroy(); +} + +bool QEglContext::isValid() const +{ + return (ctx != EGL_NO_CONTEXT); +} + +bool QEglContext::isSharing() const +{ + return share; +} + +bool QEglContext::isCurrent() const +{ + return current; +} + +// Open the EGL display associated with "device". +bool QEglContext::openDisplay(QPaintDevice *device) +{ + if (dpy == EGL_NO_DISPLAY) + dpy = defaultDisplay(device); + return (dpy != EGL_NO_DISPLAY); +} + +// Choose a configuration that matches "properties". +bool QEglContext::chooseConfig + (const QEglProperties& properties, QEgl::PixelFormatMatch match) +{ + QEglProperties props(properties); + do { + // Get the number of matching configurations for this set of properties. + EGLint matching = 0; + if (!eglChooseConfig(dpy, props.properties(), 0, 256, &matching) || !matching) + continue; + + // If we want the best pixel format, then return the first + // matching configuration. + if (match == QEgl::BestPixelFormat) { + eglChooseConfig(dpy, props.properties(), &cfg, 1, &matching); + if (matching < 1) + continue; + return true; + } + + // Fetch all of the matching configurations and find the + // first that matches the pixel format we wanted. + EGLint size = matching; + EGLConfig *configs = new EGLConfig [size]; + eglChooseConfig(dpy, props.properties(), configs, size, &matching); + for (EGLint index = 0; index < size; ++index) { + EGLint red, green, blue, alpha; + eglGetConfigAttrib(dpy, configs[index], EGL_RED_SIZE, &red); + eglGetConfigAttrib(dpy, configs[index], EGL_GREEN_SIZE, &green); + eglGetConfigAttrib(dpy, configs[index], EGL_BLUE_SIZE, &blue); + eglGetConfigAttrib(dpy, configs[index], EGL_ALPHA_SIZE, &alpha); + if (red == props.value(EGL_RED_SIZE) && + green == props.value(EGL_GREEN_SIZE) && + blue == props.value(EGL_BLUE_SIZE) && + (props.value(EGL_ALPHA_SIZE) == 0 || + alpha == props.value(EGL_ALPHA_SIZE))) { + cfg = configs[index]; + delete [] configs; + return true; + } + } + delete [] configs; + } while (props.reduceConfiguration()); + +#ifdef EGL_BIND_TO_TEXTURE_RGBA + // Don't report an error just yet if we failed to get a pbuffer + // configuration with texture rendering. Only report failure if + // we cannot get any pbuffer configurations at all. + if (props.value(EGL_BIND_TO_TEXTURE_RGBA) == EGL_DONT_CARE && + props.value(EGL_BIND_TO_TEXTURE_RGB) == EGL_DONT_CARE) +#endif + { + qWarning() << "QEglContext::chooseConfig(): Could not find a suitable EGL configuration"; + qWarning() << "Requested:" << props.toString(); + qWarning() << "Available:"; + dumpAllConfigs(); + } + return false; +} + +// Create the EGLContext. +bool QEglContext::createContext(QEglContext *shareContext) +{ + // We need to select the correct API before calling eglCreateContext(). +#ifdef EGL_OPENGL_ES_API + if (apiType == QEgl::OpenGL) + eglBindAPI(EGL_OPENGL_ES_API); +#endif +#ifdef EGL_OPENVG_API + if (apiType == QEgl::OpenVG) + eglBindAPI(EGL_OPENVG_API); +#endif + + // Create a new context for the configuration. + QEglProperties contextProps; +#if defined(QT_OPENGL_ES_2) + if (apiType == QEgl::OpenGL) + contextProps.setValue(EGL_CONTEXT_CLIENT_VERSION, 2); +#endif + if (shareContext && shareContext->ctx == EGL_NO_CONTEXT) + shareContext = 0; + if (shareContext) { + ctx = eglCreateContext(dpy, cfg, shareContext->ctx, contextProps.properties()); + if (ctx == EGL_NO_CONTEXT) { + qWarning() << "QEglContext::createContext(): Could not share context:" << errorString(eglGetError()); + shareContext = 0; + } + } + if (ctx == EGL_NO_CONTEXT) { + ctx = eglCreateContext(dpy, cfg, 0, contextProps.properties()); + if (ctx == EGL_NO_CONTEXT) { + qWarning() << "QEglContext::createContext(): Unable to create EGL context:" << errorString(eglGetError()); + return false; + } + } + share = (shareContext != 0); + return true; +} + +// Recreate the surface for a paint device because the native id has changed. +bool QEglContext::recreateSurface(QPaintDevice *device) +{ + // Bail out if the surface has not been created for the first time yet. + if (surf == EGL_NO_SURFACE) + return true; + + // Destroy the old surface. + eglDestroySurface(dpy, surf); + surf = EGL_NO_SURFACE; + + // Create a new one. + return createSurface(device); +} + +// Destroy the EGL surface object. +void QEglContext::destroySurface() +{ + if (surf != EGL_NO_SURFACE) { + eglDestroySurface(dpy, surf); + surf = EGL_NO_SURFACE; + } +} + +// Destroy the context. Note: this does not destroy the surface. +void QEglContext::destroy() +{ + if (ctx != EGL_NO_CONTEXT) + eglDestroyContext(dpy, ctx); + dpy = EGL_NO_DISPLAY; + ctx = EGL_NO_CONTEXT; + surf = EGL_NO_SURFACE; + cfg = 0; + share = false; +} + +bool QEglContext::makeCurrent() +{ + if (ctx == EGL_NO_CONTEXT) { + qWarning() << "QEglContext::makeCurrent(): Cannot make invalid context current"; + return false; + } + + current = true; + + bool ok = eglMakeCurrent(dpy, surf, surf, ctx); + if (!ok) + qWarning() << "QEglContext::makeCurrent():" << errorString(eglGetError()); + return ok; +} + +bool QEglContext::doneCurrent() +{ + // If the context is invalid, we assume that an error was reported + // when makeCurrent() was called. + if (ctx == EGL_NO_CONTEXT) + return false; + + current = false; + + // We need to select the correct API before calling eglMakeCurrent() + // with EGL_NO_CONTEXT because threads can have both OpenGL and OpenVG + // contexts active at the same time. +#ifdef EGL_OPENGL_ES_API + if (apiType == QEgl::OpenGL) + eglBindAPI(EGL_OPENGL_ES_API); +#endif +#ifdef EGL_OPENVG_API + if (apiType == QEgl::OpenVG) + eglBindAPI(EGL_OPENVG_API); +#endif + + bool ok = eglMakeCurrent(dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); + if (!ok) + qWarning() << "QEglContext::doneCurrent():" << errorString(eglGetError()); + return ok; +} + +bool QEglContext::swapBuffers() +{ + if(ctx == EGL_NO_CONTEXT) + return false; + + bool ok = eglSwapBuffers(dpy, surf); + if (!ok) + qWarning() << "QEglContext::swapBuffers():" << errorString(eglGetError()); + return ok; +} + +// Wait for native rendering operations to complete before starting +// to use OpenGL/OpenVG operations. +void QEglContext::waitNative() +{ +#ifdef EGL_CORE_NATIVE_ENGINE + eglWaitNative(EGL_CORE_NATIVE_ENGINE); +#endif +} + +// Wait for client OpenGL/OpenVG operations to complete before +// using native rendering operations. +void QEglContext::waitClient() +{ +#ifdef EGL_OPENGL_ES_API + if (apiType == QEgl::OpenGL) { + eglBindAPI(EGL_OPENGL_ES_API); + eglWaitClient(); + } +#else + if (apiType == QEgl::OpenGL) + eglWaitGL(); +#endif +#ifdef EGL_OPENVG_API + if (apiType == QEgl::OpenVG) { + eglBindAPI(EGL_OPENVG_API); + eglWaitClient(); + } +#endif +} + +// Query the actual size of the EGL surface. +QSize QEglContext::surfaceSize() const +{ + int w, h; + eglQuerySurface(dpy, surf, EGL_WIDTH, &w); + eglQuerySurface(dpy, surf, EGL_HEIGHT, &h); + return QSize(w, h); +} + +// Query the value of a configuration attribute. +bool QEglContext::configAttrib(int name, EGLint *value) const +{ + return eglGetConfigAttrib(dpy, cfg, name, value); +} + +// Retrieve all of the properties on "cfg". If zero, return +// the context's configuration. +QEglProperties QEglContext::configProperties(EGLConfig cfg) const +{ + if (!cfg) + cfg = config(); + QEglProperties props; + for (int name = 0x3020; name <= 0x304F; ++name) { + EGLint value; + if (name != EGL_NONE && eglGetConfigAttrib(dpy, cfg, name, &value)) + props.setValue(name, value); + } + eglGetError(); // Clear the error state. + return props; +} + +// Initialize and return the default display. +EGLDisplay QEglContext::defaultDisplay(QPaintDevice *device) +{ + static EGLDisplay dpy = EGL_NO_DISPLAY; + if (dpy == EGL_NO_DISPLAY) { + dpy = getDisplay(device); + if (dpy == EGL_NO_DISPLAY) { + qWarning() << "QEglContext::defaultDisplay(): Cannot open EGL display"; + return EGL_NO_DISPLAY; + } + if (!eglInitialize(dpy, NULL, NULL)) { + qWarning() << "QEglContext::defaultDisplay(): Cannot initialize EGL display:" << errorString(eglGetError()); + return EGL_NO_DISPLAY; + } +#ifdef EGL_OPENGL_ES_API + eglBindAPI(EGL_OPENGL_ES_API); +#endif + } + return dpy; +} + +// Return the error string associated with a specific code. +QString QEglContext::errorString(EGLint code) +{ + static const char * const errors[] = { + "Success (0x3000)", // No tr + "Not initialized (0x3001)", // No tr + "Bad access (0x3002)", // No tr + "Bad alloc (0x3003)", // No tr + "Bad attribute (0x3004)", // No tr + "Bad config (0x3005)", // No tr + "Bad context (0x3006)", // No tr + "Bad current surface (0x3007)", // No tr + "Bad display (0x3008)", // No tr + "Bad match (0x3009)", // No tr + "Bad native pixmap (0x300A)", // No tr + "Bad native window (0x300B)", // No tr + "Bad parameter (0x300C)", // No tr + "Bad surface (0x300D)", // No tr + "Context lost (0x300E)" // No tr + }; + if (code >= 0x3000 && code <= 0x300E) { + return QString::fromLatin1(errors[code - 0x3000]); + } else { + return QLatin1String("0x") + QString::number(int(code), 16); + } +} + +// Dump all of the EGL configurations supported by the system. +void QEglContext::dumpAllConfigs() +{ + QEglProperties props; + EGLint count = 0; + if (!eglGetConfigs(dpy, 0, 0, &count) || count < 1) + return; + EGLConfig *configs = new EGLConfig [count]; + eglGetConfigs(dpy, configs, count, &count); + for (EGLint index = 0; index < count; ++index) { + props = configProperties(configs[index]); + qWarning() << props.toString(); + } + delete [] configs; +} + +QT_END_NAMESPACE diff --git a/src/gui/egl/qegl_p.h b/src/gui/egl/qegl_p.h new file mode 100644 index 0000000..89949e2 --- /dev/null +++ b/src/gui/egl/qegl_p.h @@ -0,0 +1,140 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QEGL_P_H +#define QEGL_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience of +// the QGLWidget and QVGWidget classes. This header file may change from +// version to version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qsize.h> +#include <QtGui/qimage.h> + +#include "qeglproperties_p.h" + +QT_BEGIN_INCLUDE_NAMESPACE + +#if !defined(EGL_VERSION_1_3) && !defined(QEGL_NATIVE_TYPES_DEFINED) +#undef EGLNativeWindowType +#undef EGLNativePixmapType +#undef EGLNativeDisplayType +typedef NativeWindowType EGLNativeWindowType; +typedef NativePixmapType EGLNativePixmapType; +typedef NativeDisplayType EGLNativeDisplayType; +#define QEGL_NATIVE_TYPES_DEFINED 1 +#endif +QT_END_INCLUDE_NAMESPACE + +QT_BEGIN_NAMESPACE + +class Q_GUI_EXPORT QEglContext +{ +public: + QEglContext(); + ~QEglContext(); + + bool isValid() const; + bool isSharing() const; + bool isCurrent() const; + + QEgl::API api() const { return apiType; } + void setApi(QEgl::API api) { apiType = api; } + + bool openDisplay(QPaintDevice *device); + bool chooseConfig(const QEglProperties& properties, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat); + bool createContext(QEglContext *shareContext = 0); + bool createSurface(QPaintDevice *device, const QEglProperties *properties = 0); + bool recreateSurface(QPaintDevice *device); + void destroySurface(); + + void destroy(); + + bool makeCurrent(); + bool doneCurrent(); + bool swapBuffers(); + + void waitNative(); + void waitClient(); + + QSize surfaceSize() const; + + bool configAttrib(int name, EGLint *value) const; + + static void clearError() { eglGetError(); } + static EGLint error() { return eglGetError(); } + static QString errorString(EGLint code); + + EGLDisplay display() const { return dpy; } + EGLContext context() const { return ctx; } + EGLSurface surface() const { return surf; } + void setSurface(EGLSurface surface) { surf = surface; } + EGLConfig config() const { return cfg; } + + QEglProperties configProperties(EGLConfig cfg = 0) const; + + static EGLDisplay defaultDisplay(QPaintDevice *device); + + void dumpAllConfigs(); + +private: + QEgl::API apiType; + EGLDisplay dpy; + EGLContext ctx; + EGLSurface surf; + EGLConfig cfg; + bool share; + bool current; + void *reserved; // For extension data in future versions. + + static EGLDisplay getDisplay(QPaintDevice *device); +}; + +QT_END_NAMESPACE + +#endif // QEGL_P_H diff --git a/src/gui/egl/qegl_qws.cpp b/src/gui/egl/qegl_qws.cpp new file mode 100644 index 0000000..69eaf1b --- /dev/null +++ b/src/gui/egl/qegl_qws.cpp @@ -0,0 +1,111 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui/qpaintdevice.h> +#include <QtGui/qpixmap.h> +#include <QtGui/qwidget.h> +#include "qegl_p.h" + +#if !defined(QT_NO_EGL) + +#include <qscreen_qws.h> +#include <qscreenproxy_qws.h> +#include <qapplication.h> +#include <qdesktopwidget.h> + +QT_BEGIN_NAMESPACE + +// Create the surface for a QPixmap, QImage, or QWidget. +// We don't have QGLScreen to create EGL surfaces for us, +// so surface creation needs to be done in QtOpenGL or +// QtOpenVG for Qt/Embedded. +bool QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties) +{ + Q_UNUSED(device); + Q_UNUSED(properties); + return false; +} + +EGLDisplay QEglContext::getDisplay(QPaintDevice *device) +{ + Q_UNUSED(device); + return eglGetDisplay(EGLNativeDisplayType(EGL_DEFAULT_DISPLAY)); +} + +static QScreen *screenForDevice(QPaintDevice *device) +{ + QScreen *screen = qt_screen; + if (!screen) + return 0; + if (screen->classId() == QScreen::MultiClass) { + int screenNumber; + if (device && device->devType() == QInternal::Widget) + screenNumber = qApp->desktop()->screenNumber(static_cast<QWidget *>(device)); + else + screenNumber = 0; + screen = screen->subScreens()[screenNumber]; + } + while (screen->classId() == QScreen::ProxyClass) { + screen = static_cast<QProxyScreen *>(screen)->screen(); + } + return screen; +} + +// Set pixel format and other properties based on a paint device. +void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev) +{ + if (!dev) + return; + + // Find the QGLScreen for this paint device. + QScreen *screen = screenForDevice(dev); + if (!screen) + return; + int devType = dev->devType(); + if (devType == QInternal::Image) + setPixelFormat(static_cast<QImage *>(dev)->format()); + else + setPixelFormat(screen->pixelFormat()); +} + +QT_END_NAMESPACE + +#endif // !QT_NO_EGL diff --git a/src/gui/egl/qegl_symbian.cpp b/src/gui/egl/qegl_symbian.cpp new file mode 100644 index 0000000..16a72a1 --- /dev/null +++ b/src/gui/egl/qegl_symbian.cpp @@ -0,0 +1,109 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui/qpaintdevice.h> +#include <QtGui/qpixmap.h> +#include <QtGui/qwidget.h> +#include "qegl_p.h" + +#include <coecntrl.h> + +QT_BEGIN_NAMESPACE + +bool QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties) +{ + // Create the native drawable for the paint device. + int devType = device->devType(); + EGLNativePixmapType pixmapDrawable = 0; + EGLNativeWindowType windowDrawable = 0; + bool ok; + if (devType == QInternal::Pixmap) { + pixmapDrawable = 0; + ok = (pixmapDrawable != 0); + } else if (devType == QInternal::Widget) { + QWidget *w = static_cast<QWidget *>(device); + windowDrawable = (EGLNativeWindowType)(w->winId()->DrawableWindow()); + ok = (windowDrawable != 0); + } else { + ok = false; + } + if (!ok) { + qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable"); + return false; + } + + // Create the EGL surface to draw into, based on the native drawable. + const int *props; + if (properties) + props = properties->properties(); + else + props = 0; + if (devType == QInternal::Widget) + surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, 0); + else + surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, 0); + if (surf == EGL_NO_SURFACE) { + qWarning("QEglContext::createSurface(): Unable to create EGL surface, error = 0x%x", eglGetError()); + return false; + } + return true; +} + +EGLDisplay QEglContext::getDisplay(QPaintDevice *device) +{ + EGLDisplay dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY); + if (dpy == EGL_NO_DISPLAY) + qWarning("QEglContext::defaultDisplay(): Falling back to EGL_DEFAULT_DISPLAY"); + return dpy; +} + +// Set pixel format and other properties based on a paint device. +void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev) +{ + int devType = dev->devType(); + if (devType == QInternal::Image) + setPixelFormat(static_cast<QImage *>(dev)->format()); + else + setPixelFormat(QImage::Format_RGB32); +} + + +QT_END_NAMESPACE diff --git a/src/gui/egl/qegl_wince.cpp b/src/gui/egl/qegl_wince.cpp new file mode 100644 index 0000000..7bcbcf8 --- /dev/null +++ b/src/gui/egl/qegl_wince.cpp @@ -0,0 +1,116 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui/qpaintdevice.h> +#include <QtGui/qpixmap.h> +#include <QtGui/qwidget.h> +#include "qegl_p.h" + +#include <windows.h> + + +QT_BEGIN_NAMESPACE + +bool QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties) +{ + // Create the native drawable for the paint device. + int devType = device->devType(); + EGLNativePixmapType pixmapDrawable = 0; + EGLNativeWindowType windowDrawable = 0; + bool ok; + if (devType == QInternal::Pixmap) { + pixmapDrawable = 0; + ok = (pixmapDrawable != 0); + } else if (devType == QInternal::Widget) { + windowDrawable = (EGLNativeWindowType)(static_cast<QWidget *>(device))->winId(); + ok = (windowDrawable != 0); + } else { + ok = false; + } + if (!ok) { + qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable"); + return false; + } + + // Create the EGL surface to draw into, based on the native drawable. + const int *props; + if (properties) + props = properties->properties(); + else + props = 0; + if (devType == QInternal::Widget) + surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, props); + else + surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, props); + if (surf == EGL_NO_SURFACE) { + qWarning("QEglContext::createSurface(): Unable to create EGL surface, error = 0x%x", eglGetError()); + return false; + } + return true; +} + +EGLDisplay QEglContext::getDisplay(QPaintDevice *device) +{ + EGLDisplay dpy = 0; + HWND win = (static_cast<QWidget*>(device))->winId(); + HDC myDc = GetDC(win); + if (!myDc) { + qWarning("QEglContext::defaultDisplay(): WinCE display is not open"); + } + dpy = eglGetDisplay(EGLNativeDisplayType(myDc)); + if (dpy == EGL_NO_DISPLAY) { + qWarning("QEglContext::defaultDisplay(): Falling back to EGL_DEFAULT_DISPLAY"); + dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY); + } + return dpy; +} + +// Set pixel format and other properties based on a paint device. +void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev) +{ + int devType = dev->devType(); + if (devType == QInternal::Image) + setPixelFormat(static_cast<QImage *>(dev)->format()); + else + setPixelFormat(QImage::Format_RGB16); // XXX +} + +QT_END_NAMESPACE diff --git a/src/gui/egl/qegl_x11.cpp b/src/gui/egl/qegl_x11.cpp new file mode 100644 index 0000000..be89efe --- /dev/null +++ b/src/gui/egl/qegl_x11.cpp @@ -0,0 +1,144 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui/qpaintdevice.h> +#include <QtGui/qpixmap.h> +#include <QtGui/qwidget.h> +#include <QtCore/qdebug.h> +#include "qegl_p.h" + +#include <QtGui/qx11info_x11.h> +#include <X11/Xlib.h> +#include <X11/Xutil.h> + +QT_BEGIN_NAMESPACE + +bool QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties) +{ + // Create the native drawable for the paint device. + int devType = device->devType(); + EGLNativePixmapType pixmapDrawable = 0; + EGLNativeWindowType windowDrawable = 0; + bool ok; + if (devType == QInternal::Pixmap) { + pixmapDrawable = (EGLNativePixmapType)(static_cast<QPixmap *>(device))->handle(); + ok = (pixmapDrawable != 0); + } else if (devType == QInternal::Widget) { + windowDrawable = (EGLNativeWindowType)(static_cast<QWidget *>(device))->winId(); + ok = (windowDrawable != 0); + } else { + ok = false; + } + if (!ok) { + qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable"); + return false; + } + + // Create the EGL surface to draw into, based on the native drawable. + const int *props; + if (properties) + props = properties->properties(); + else + props = 0; + if (devType == QInternal::Widget) + surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, props); + else + surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, props); + if (surf == EGL_NO_SURFACE) { + qWarning() << "QEglContext::createSurface(): Unable to create EGL surface:" + << errorString(eglGetError()); + return false; + } + return true; +} + +EGLDisplay QEglContext::getDisplay(QPaintDevice *device) +{ + Q_UNUSED(device); + Display *xdpy = QX11Info::display(); + if (!xdpy) { + qWarning("QEglContext::getDisplay(): X11 display is not open"); + return EGL_NO_DISPLAY; + } + return eglGetDisplay(EGLNativeDisplayType(xdpy)); +} + +static int countBits(unsigned long mask) +{ + int count = 0; + while (mask != 0) { + if (mask & 1) + ++count; + mask >>= 1; + } + return count; +} + +// Set the pixel format parameters from the visual in "xinfo". +void QEglProperties::setVisualFormat(const QX11Info *xinfo) +{ + if (!xinfo) + return; + Visual *visual = (Visual*)xinfo->visual(); + if (!visual) + return; + if (visual->c_class != TrueColor && visual->c_class != DirectColor) + return; + setValue(EGL_RED_SIZE, countBits(visual->red_mask)); + setValue(EGL_GREEN_SIZE, countBits(visual->green_mask)); + setValue(EGL_BLUE_SIZE, countBits(visual->blue_mask)); + setValue(EGL_ALPHA_SIZE, 0); // XXX +} + +extern const QX11Info *qt_x11Info(const QPaintDevice *pd); + +// Set pixel format and other properties based on a paint device. +void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev) +{ + if (!dev) + return; + if (dev->devType() == QInternal::Image) + setPixelFormat(static_cast<QImage *>(dev)->format()); + else + setVisualFormat(qt_x11Info(dev)); +} + +QT_END_NAMESPACE diff --git a/src/gui/egl/qeglproperties.cpp b/src/gui/egl/qeglproperties.cpp new file mode 100644 index 0000000..e0ae8a6 --- /dev/null +++ b/src/gui/egl/qeglproperties.cpp @@ -0,0 +1,496 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qeglproperties_p.h" + +QT_BEGIN_NAMESPACE + +#include <QtCore/qdebug.h> +#include <QtCore/qstringlist.h> + +// Initialize a property block. +QEglProperties::QEglProperties() +{ + props.append(EGL_NONE); +} + +// Fetch the current value associated with a property. +int QEglProperties::value(int name) const +{ + for (int index = 0; index < (props.size() - 1); index += 2) { + if (props[index] == name) + return props[index + 1]; + } + + // If the attribute has not been explicitly set, return the EGL default + // The following defaults were taken from the EGL 1.4 spec: + switch(name) { + case EGL_BUFFER_SIZE: return 0; + case EGL_RED_SIZE: return 0; + case EGL_GREEN_SIZE: return 0; + case EGL_BLUE_SIZE: return 0; + case EGL_ALPHA_SIZE: return 0; +#if defined(EGL_LUMINANCE_SIZE) + case EGL_LUMINANCE_SIZE: return 0; +#endif +#if defined(EGL_ALPHA_MASK_SIZE) + case EGL_ALPHA_MASK_SIZE: return 0; +#endif + case EGL_BIND_TO_TEXTURE_RGB: return EGL_DONT_CARE; + case EGL_BIND_TO_TEXTURE_RGBA: return EGL_DONT_CARE; +#if defined(EGL_COLOR_BUFFER_TYPE) + case EGL_COLOR_BUFFER_TYPE: return EGL_RGB_BUFFER; +#endif + case EGL_CONFIG_CAVEAT: return EGL_DONT_CARE; + case EGL_CONFIG_ID: return EGL_DONT_CARE; + case EGL_DEPTH_SIZE: return 0; + case EGL_LEVEL: return 0; + case EGL_NATIVE_RENDERABLE: return EGL_DONT_CARE; + case EGL_NATIVE_VISUAL_TYPE: return EGL_DONT_CARE; + case EGL_MAX_SWAP_INTERVAL: return EGL_DONT_CARE; + case EGL_MIN_SWAP_INTERVAL: return EGL_DONT_CARE; +#if defined(EGL_RENDERABLE_TYPE) + case EGL_RENDERABLE_TYPE: return EGL_OPENGL_ES_BIT; +#endif + case EGL_SAMPLE_BUFFERS: return 0; + case EGL_SAMPLES: return 0; + case EGL_STENCIL_SIZE: return 0; + case EGL_SURFACE_TYPE: return EGL_WINDOW_BIT; + case EGL_TRANSPARENT_TYPE: return EGL_NONE; + case EGL_TRANSPARENT_RED_VALUE: return EGL_DONT_CARE; + case EGL_TRANSPARENT_GREEN_VALUE: return EGL_DONT_CARE; + case EGL_TRANSPARENT_BLUE_VALUE: return EGL_DONT_CARE; + +#if defined(EGL_VERSION_1_3) + case EGL_CONFORMANT: return 0; + case EGL_MATCH_NATIVE_PIXMAP: return EGL_NONE; +#endif + + case EGL_MAX_PBUFFER_HEIGHT: + case EGL_MAX_PBUFFER_WIDTH: + case EGL_MAX_PBUFFER_PIXELS: + case EGL_NATIVE_VISUAL_ID: + case EGL_NONE: + // Attribute does not affect config selection. + return EGL_DONT_CARE; + default: + // Attribute is unknown in EGL <= 1.4. + return EGL_DONT_CARE; + } +} + +// Set the value associated with a property, replacing an existing +// value if there is one. +void QEglProperties::setValue(int name, int value) +{ + for (int index = 0; index < (props.size() - 1); index += 2) { + if (props[index] == name) { + props[index + 1] = value; + return; + } + } + props[props.size() - 1] = name; + props.append(value); + props.append(EGL_NONE); +} + +// Remove a property value. Returns false if the property is not present. +bool QEglProperties::removeValue(int name) +{ + for (int index = 0; index < (props.size() - 1); index += 2) { + if (props[index] == name) { + while ((index + 2) < props.size()) { + props[index] = props[index + 2]; + ++index; + } + props.resize(props.size() - 2); + return true; + } + } + return false; +} + +// Sets the red, green, blue, and alpha sizes based on a pixel format. +// Normally used to match a configuration request to the screen format. +void QEglProperties::setPixelFormat(QImage::Format pixelFormat) +{ + int red, green, blue, alpha; + switch (pixelFormat) { + case QImage::Format_RGB32: + case QImage::Format_RGB888: + red = green = blue = 8; alpha = 0; break; + case QImage::Format_ARGB32: + case QImage::Format_ARGB32_Premultiplied: + red = green = blue = alpha = 8; break; + case QImage::Format_RGB16: + red = 5; green = 6; blue = 5; alpha = 0; break; + case QImage::Format_ARGB8565_Premultiplied: + red = 5; green = 6; blue = 5; alpha = 8; break; + case QImage::Format_RGB666: + red = green = blue = 6; alpha = 0; break; + case QImage::Format_ARGB6666_Premultiplied: + red = green = blue = alpha = 6; break; + case QImage::Format_RGB555: + red = green = blue = 5; alpha = 0; break; + case QImage::Format_ARGB8555_Premultiplied: + red = green = blue = 5; alpha = 8; break; + case QImage::Format_RGB444: + red = green = blue = 4; alpha = 0; break; + case QImage::Format_ARGB4444_Premultiplied: + red = green = blue = alpha = 4; break; + default: + qWarning() << "QEglProperties::setPixelFormat(): Unsupported pixel format"; + red = green = blue = alpha = 1; break; + } + setValue(EGL_RED_SIZE, red); + setValue(EGL_GREEN_SIZE, green); + setValue(EGL_BLUE_SIZE, blue); + setValue(EGL_ALPHA_SIZE, alpha); +} + +void QEglProperties::setRenderableType(QEgl::API api) +{ +#if defined(EGL_RENDERABLE_TYPE) +#if defined(QT_OPENGL_ES_2) + if (api == QEgl::OpenGL) + setValue(EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT); +#elif defined(QT_OPENGL_ES) + if (api == QEgl::OpenGL) + setValue(EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT); +#endif +#if defined(EGL_OPENVG_BIT) + if (api == QEgl::OpenVG) + setValue(EGL_RENDERABLE_TYPE, EGL_OPENVG_BIT); +#endif +#else + Q_UNUSED(api); +#endif +} + +// Reduce the complexity of a configuration request to ask for less +// because the previous request did not result in success. Returns +// true if the complexity was reduced, or false if no further +// reductions in complexity are possible. +bool QEglProperties::reduceConfiguration() +{ + if (removeValue(EGL_SAMPLE_BUFFERS)) { + removeValue(EGL_SAMPLES); + return true; + } + if (removeValue(EGL_ALPHA_SIZE)) + return true; + if (removeValue(EGL_STENCIL_SIZE)) + return true; + if (removeValue(EGL_DEPTH_SIZE)) + return true; + return false; +} + +static void addTag(QString& str, const QString& tag) +{ + int lastnl = str.lastIndexOf(QLatin1String("\n")); + if (lastnl == -1) + lastnl = 0; + if ((str.length() - lastnl) >= 50) + str += QLatin1String("\n "); + str += tag; +} + +// Convert a property list to a string suitable for debug output. +QString QEglProperties::toString() const +{ + QString str; + int val; + + val = value(EGL_CONFIG_ID); + if (val != EGL_DONT_CARE) { + str += QLatin1String("id="); + str += QString::number(val); + str += QLatin1Char(' '); + } + +#ifdef EGL_RENDERABLE_TYPE + val = value(EGL_RENDERABLE_TYPE); + if (val != EGL_DONT_CARE) { + str += QLatin1String("type="); + QStringList types; + if ((val & EGL_OPENGL_ES_BIT) != 0) + types += QLatin1String("es1"); +#ifdef EGL_OPENGL_ES2_BIT + if ((val & EGL_OPENGL_ES2_BIT) != 0) + types += QLatin1String("es2"); +#endif + if ((val & EGL_OPENVG_BIT) != 0) + types += QLatin1String("vg"); + if ((val & ~7) != 0) + types += QString::number(val); + str += types.join(QLatin1String(",")); + } else { + str += QLatin1String("type=any"); + } +#else + str += QLatin1String("type=es1"); +#endif + + int red = value(EGL_RED_SIZE); + int green = value(EGL_GREEN_SIZE); + int blue = value(EGL_BLUE_SIZE); + int alpha = value(EGL_ALPHA_SIZE); + int bufferSize = value(EGL_BUFFER_SIZE); + if (bufferSize == (red + green + blue + alpha)) + bufferSize = EGL_DONT_CARE; + str += QLatin1String(" rgba="); + str += QString::number(red); + str += QLatin1Char(','); + str += QString::number(green); + str += QLatin1Char(','); + str += QString::number(blue); + str += QLatin1Char(','); + str += QString::number(alpha); + if (bufferSize != EGL_DONT_CARE) { + // Only report buffer size if different than r+g+b+a. + str += QLatin1String(" buffer-size="); + str += QString::number(bufferSize); + } + +#ifdef EGL_COLOR_BUFFER_TYPE + val = value(EGL_COLOR_BUFFER_TYPE); + if (val == EGL_LUMINANCE_BUFFER) { + addTag(str, QLatin1String(" color-buffer-type=luminance")); + } else if (val != EGL_DONT_CARE && val != EGL_RGB_BUFFER) { + addTag(str, QLatin1String(" color-buffer-type=")); + str += QString::number(val, 16); + } +#endif + + val = value(EGL_DEPTH_SIZE); + if (val != 0) { + addTag(str, QLatin1String(" depth=")); + str += QString::number(val); + } + + val = value(EGL_STENCIL_SIZE); + if (val != 0) { + addTag(str, QLatin1String(" stencil=")); + str += QString::number(val); + } + + val = value(EGL_SURFACE_TYPE); + if (val != EGL_DONT_CARE) { + addTag(str, QLatin1String(" surface-type=")); + QStringList types; + if ((val & EGL_WINDOW_BIT) != 0) + types += QLatin1String("window"); + if ((val & EGL_PIXMAP_BIT) != 0) + types += QLatin1String("pixmap"); + if ((val & EGL_PBUFFER_BIT) != 0) + types += QLatin1String("pbuffer"); +#ifdef EGL_VG_COLORSPACE_LINEAR_BIT + if ((val & EGL_VG_COLORSPACE_LINEAR_BIT) != 0) + types += QLatin1String("vg-colorspace-linear"); +#endif +#ifdef EGL_VG_ALPHA_FORMAT_PRE_BIT + if ((val & EGL_VG_ALPHA_FORMAT_PRE_BIT) != 0) + types += QLatin1String("vg-alpha-format-pre"); +#endif + if ((val & ~(EGL_WINDOW_BIT | EGL_PIXMAP_BIT | EGL_PBUFFER_BIT +#ifdef EGL_VG_COLORSPACE_LINEAR_BIT + | EGL_VG_COLORSPACE_LINEAR_BIT +#endif +#ifdef EGL_VG_ALPHA_FORMAT_PRE_BIT + | EGL_VG_ALPHA_FORMAT_PRE_BIT +#endif + )) != 0) { + types += QString::number(val); + } + str += types.join(QLatin1String(",")); + } + + val = value(EGL_CONFIG_CAVEAT); + if (val != EGL_DONT_CARE) { + addTag(str, QLatin1String(" caveat=")); + if (val == EGL_NONE) + str += QLatin1String("none"); + else if (val == EGL_SLOW_CONFIG) + str += QLatin1String("slow"); + else if (val == EGL_NON_CONFORMANT_CONFIG) + str += QLatin1String("non-conformant"); + else + str += QString::number(val, 16); + } + + val = value(EGL_LEVEL); + if (val != 0) { + addTag(str, QLatin1String(" level=")); + str += QString::number(val); + } + + int width, height, pixels; + width = value(EGL_MAX_PBUFFER_WIDTH); + height = value(EGL_MAX_PBUFFER_HEIGHT); + pixels = value(EGL_MAX_PBUFFER_PIXELS); + if (height != EGL_DONT_CARE || width != EGL_DONT_CARE) { + addTag(str, QLatin1String(" max-pbuffer-size=")); + str += QString::number(width); + str += QLatin1Char('x'); + str += QString::number(height); + if (pixels != (width * height)) { + addTag(str, QLatin1String(" max-pbuffer-pixels=")); + str += QString::number(pixels); + } + } + + val = value(EGL_NATIVE_RENDERABLE); + if (val != EGL_DONT_CARE) { + if (val) + addTag(str, QLatin1String(" native-renderable=true")); + else + addTag(str, QLatin1String(" native-renderable=false")); + } + + val = value(EGL_NATIVE_VISUAL_ID); + if (val != EGL_DONT_CARE) { + addTag(str, QLatin1String(" visual-id=")); + str += QString::number(val); + } + + val = value(EGL_NATIVE_VISUAL_TYPE); + if (val != EGL_DONT_CARE) { + addTag(str, QLatin1String(" visual-type=")); + str += QString::number(val); + } + +#ifdef EGL_PRESERVED_RESOURCES + val = value(EGL_PRESERVED_RESOURCES); + if (val != EGL_DONT_CARE) { + if (val) + addTag(str, QLatin1String(" preserved-resources=true")); + else + addTag(str, QLatin1String(" preserved-resources=false")); + } +#endif + + val = value(EGL_SAMPLES); + if (val != 0) { + addTag(str, QLatin1String(" samples=")); + str += QString::number(val); + } + + val = value(EGL_SAMPLE_BUFFERS); + if (val != 0) { + addTag(str, QLatin1String(" sample-buffers=")); + str += QString::number(val); + } + + val = value(EGL_TRANSPARENT_TYPE); + if (val == EGL_TRANSPARENT_RGB) { + addTag(str, QLatin1String(" transparent-rgb=")); + str += QString::number(value(EGL_TRANSPARENT_RED_VALUE)); + str += QLatin1Char(','); + str += QString::number(value(EGL_TRANSPARENT_GREEN_VALUE)); + str += QLatin1Char(','); + str += QString::number(value(EGL_TRANSPARENT_BLUE_VALUE)); + } + +#if defined(EGL_BIND_TO_TEXTURE_RGB) && defined(EGL_BIND_TO_TEXTURE_RGBA) + val = value(EGL_BIND_TO_TEXTURE_RGB); + int val2 = value(EGL_BIND_TO_TEXTURE_RGBA); + if (val != EGL_DONT_CARE || val2 != EGL_DONT_CARE) { + addTag(str, QLatin1String(" bind-texture=")); + if (val == EGL_TRUE) + str += QLatin1String("rgb"); + else + str += QLatin1String("no-rgb"); + if (val2 == EGL_TRUE) + str += QLatin1String(",rgba"); + else + str += QLatin1String(",no-rgba"); + } +#endif + +#ifdef EGL_MIN_SWAP_INTERVAL + val = value(EGL_MIN_SWAP_INTERVAL); + if (val != EGL_DONT_CARE) { + addTag(str, QLatin1String(" min-swap-interval=")); + str += QString::number(val); + } +#endif + +#ifdef EGL_MIN_SWAP_INTERVAL + val = value(EGL_MAX_SWAP_INTERVAL); + if (val != EGL_DONT_CARE) { + addTag(str, QLatin1String(" max-swap-interval=")); + str += QString::number(val); + } +#endif + +#ifdef EGL_LUMINANCE_SIZE + val = value(EGL_LUMINANCE_SIZE); + if (val != 0) { + addTag(str, QLatin1String(" luminance=")); + str += QString::number(val); + } +#endif + +#ifdef EGL_ALPHA_MASK_SIZE + val = value(EGL_ALPHA_MASK_SIZE); + if (val != 0) { + addTag(str, QLatin1String(" alpha-mask=")); + str += QString::number(val); + } +#endif + +#ifdef EGL_CONFORMANT + val = value(EGL_CONFORMANT); + if (val != 0) { + if (val) + addTag(str, QLatin1String(" conformant=true")); + else + addTag(str, QLatin1String(" conformant=false")); + } +#endif + + return str; +} + +QT_END_NAMESPACE + + diff --git a/src/gui/egl/qeglproperties_p.h b/src/gui/egl/qeglproperties_p.h new file mode 100644 index 0000000..3570f80 --- /dev/null +++ b/src/gui/egl/qeglproperties_p.h @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QEGLPROPERTIES_P_H +#define QEGLPROPERTIES_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of the QGLWidget class. This header file may change from +// version to version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qvarlengtharray.h> +#include <QtGui/qimage.h> + +QT_BEGIN_INCLUDE_NAMESPACE + +#if defined(QT_GLES_EGL) +#include <GLES/egl.h> +#else +#include <EGL/egl.h> +#endif + +#if defined(Q_WS_X11) +// If <EGL/egl.h> included <X11/Xlib.h>, then the global namespace +// may have been polluted with X #define's. The following makes sure +// the X11 headers were included properly and then cleans things up. +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#undef Bool +#undef Status +#undef None +#undef KeyPress +#undef KeyRelease +#undef FocusIn +#undef FocusOut +#undef Type +#undef FontChange +#undef CursorShape +#endif + +QT_END_INCLUDE_NAMESPACE + +QT_BEGIN_NAMESPACE + +namespace QEgl { + enum API + { + OpenGL, + OpenVG + }; + + enum PixelFormatMatch + { + ExactPixelFormat, + BestPixelFormat + }; +}; + +class QX11Info; +class QPaintDevice; + +class Q_GUI_EXPORT QEglProperties +{ +public: + QEglProperties(); + QEglProperties(const QEglProperties& other) : props(other.props) {} + ~QEglProperties() {} + + int value(int name) const; + void setValue(int name, int value); + bool removeValue(int name); + bool isEmpty() const { return props[0] == EGL_NONE; } + + const int *properties() const { return props.constData(); } + + void setPixelFormat(QImage::Format pixelFormat); +#ifdef Q_WS_X11 + void setVisualFormat(const QX11Info *xinfo); +#endif + void setRenderableType(QEgl::API api); + + void setPaintDeviceFormat(QPaintDevice *dev); + + bool reduceConfiguration(); + + QString toString() const; + +private: + QVarLengthArray<int> props; +}; + +QT_END_NAMESPACE + +#endif // QEGLPROPERTIES_P_H |