Changeset 561 for trunk/src/opengl/qgl_egl.cpp

Timestamp:

Feb 11, 2010, 11:19:06 PM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.6.1 sources.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/opengl/qgl_egl.cpp (modified) (7 diffs)

trunk/src/opengl/qgl_egl.cpp

@@ -2 +2 @@
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtOpenGL module of the Qt Toolkit.
@@ -21 +22 @@
 ** 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.
+** 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
@@ -34 +34 @@
 ** 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 qt-sales@nokia.com.
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
 ** $QT_END_LICENSE$
 **
@@ -41 +41 @@
 
 #include <QtOpenGL/qgl.h>
+#include "qgl_p.h"
 #include "qgl_egl_p.h"
 
@@ -58 +59 @@
     // if the system hasn't already chosen a fixed format to
     // match the pixmap, widget, etc.
-    if (props.value(EGL_RED_SIZE) == EGL_DONT_CARE || f.redBufferSize() != -1)
+    if (props.value(EGL_RED_SIZE) == 0 || f.redBufferSize() != -1)
         props.setValue(EGL_RED_SIZE, f.redBufferSize() == -1 ? 1 : f.redBufferSize());
-    if (props.value(EGL_GREEN_SIZE) == EGL_DONT_CARE || f.greenBufferSize() != -1)
+    if (props.value(EGL_GREEN_SIZE) == 0 || f.greenBufferSize() != -1)
         props.setValue(EGL_GREEN_SIZE, f.greenBufferSize() == -1 ? 1 : f.greenBufferSize());
-    if (props.value(EGL_BLUE_SIZE) == EGL_DONT_CARE || f.blueBufferSize() != -1)
+    if (props.value(EGL_BLUE_SIZE) == 0 || f.blueBufferSize() != -1)
         props.setValue(EGL_BLUE_SIZE, f.blueBufferSize() == -1 ? 1 : f.blueBufferSize());
     if (f.alpha()) {
-        if (props.value(EGL_ALPHA_SIZE) == EGL_DONT_CARE || f.alphaBufferSize() != -1)
+        if (props.value(EGL_ALPHA_SIZE) == 0 || f.alphaBufferSize() != -1)
             props.setValue(EGL_ALPHA_SIZE, f.alphaBufferSize() == -1 ? 1 : f.alphaBufferSize());
     }
@@ -75 +76 @@
     if (f.sampleBuffers()) {
         props.setValue(EGL_SAMPLE_BUFFERS, 1);
-        props.setValue(EGL_SAMPLES, f.samples());
+        props.setValue(EGL_SAMPLES, f.samples() == -1 ? 1 : f.samples());
     } else {
         props.setValue(EGL_SAMPLE_BUFFERS, 0);
@@ -129 +130 @@
 }
 
+bool QGLFormat::hasOpenGL()
+{
+    return true;
+}
+
+void QGLContext::reset()
+{
+    Q_D(QGLContext);
+    if (!d->valid)
+        return;
+    d->cleanup();
+    doneCurrent();
+    if (d->eglContext) {
+        d->destroyEglSurfaceForDevice();
+        delete d->eglContext;
+    }
+    d->eglContext = 0;
+    d->eglSurface = EGL_NO_SURFACE;
+    d->crWin = false;
+    d->sharing = false;
+    d->valid = false;
+    d->transpColor = QColor();
+    d->initDone = false;
+    qgl_share_reg()->removeShare(this);
+}
+
+void QGLContext::makeCurrent()
+{
+    Q_D(QGLContext);
+    if (!d->valid || !d->eglContext || d->eglSurface == EGL_NO_SURFACE) {
+        qWarning("QGLContext::makeCurrent(): Cannot make invalid context current");
+        return;
+    }
+
+    if (d->eglContext->makeCurrent(d->eglSurface))
+        QGLContextPrivate::setCurrentContext(this);
+}
+
+void QGLContext::doneCurrent()
+{
+    Q_D(QGLContext);
+    if (d->eglContext)
+        d->eglContext->doneCurrent();
+
+    QGLContextPrivate::setCurrentContext(0);
+}
+
+
+void QGLContext::swapBuffers() const
+{
+    Q_D(const QGLContext);
+    if (!d->valid || !d->eglContext)
+        return;
+
+    d->eglContext->swapBuffers(d->eglSurface);
+}
+
+void QGLContextPrivate::destroyEglSurfaceForDevice()
+{
+    if (eglSurface != EGL_NO_SURFACE) {
+#ifdef Q_WS_X11
+        // Make sure we don't call eglDestroySurface on a surface which
+        // was created for a different winId:
+        if (paintDevice->devType() == QInternal::Widget) {
+            QGLWidget* w = static_cast<QGLWidget*>(paintDevice);
+
+            if (w->d_func()->eglSurfaceWindowId == w->winId())
+                eglDestroySurface(eglContext->display(), eglSurface);
+            else
+                qWarning("WARNING: Potential EGL surface leak!");
+        } else
+#endif
+            eglDestroySurface(eglContext->display(), eglSurface);
+        eglSurface = EGL_NO_SURFACE;
+    }
+}
+
+void QGLWidget::setMouseTracking(bool enable)
+{
+    QWidget::setMouseTracking(enable);
+}
+
+QColor QGLContext::overlayTransparentColor() const
+{
+    return d_func()->transpColor;
+}
+
+uint QGLContext::colorIndex(const QColor &c) const
+{
+    Q_UNUSED(c);
+    return 0;
+}
+
+void QGLContext::generateFontDisplayLists(const QFont & fnt, int listBase)
+{
+    Q_UNUSED(fnt);
+    Q_UNUSED(listBase);
+}
+
+void *QGLContext::getProcAddress(const QString &proc) const
+{
+    return (void*)eglGetProcAddress(reinterpret_cast<const char *>(proc.toLatin1().data()));
+}
+
+bool QGLWidgetPrivate::renderCxPm(QPixmap*)
+{
+    return false;
+}
+
 QT_END_NAMESPACE