Changeset 561 for trunk/src/opengl/qgl_win.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_win.cpp (modified) (11 diffs)

trunk/src/opengl/qgl_win.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.
 ** $QT_END_LICENSE$
 **
@@ -52 +52 @@
 #include <qcolor.h>
 
-#include <windows.h>
+#include <qt_windows.h>
 
 typedef bool (APIENTRY *PFNWGLGETPIXELFORMATATTRIBIVARB)(HDC hdc,
@@ -643 +643 @@
         if (parent && !parent->internalWinId())
             parent = parent->nativeParentWidget();
-        QT_WA({
-            const TCHAR *cname = (TCHAR*)windowClassName.utf16();
-            dmy_id = CreateWindow(cname, 0, 0, 0, 0, 1, 1,
-                                  parent ? parent->winId() : 0, 0, qWinAppInst(), 0);
-        } , {
-            dmy_id = CreateWindowA(windowClassName.toLatin1(), 0, 0, 0, 0, 1, 1,
-                                   parent ? parent->winId() : 0, 0, qWinAppInst(), 0);
-        });
+
+        dmy_id = CreateWindow((const wchar_t *)windowClassName.utf16(),
+                              0, 0, 0, 0, 1, 1,
+                              parent ? parent->winId() : 0, 0, qWinAppInst(), 0);
 
         dmy_pdc = GetDC(dmy_id);
@@ -665 +661 @@
         SetPixelFormat(dmy_pdc, dmy_pf, &dmy_pfd);
         dmy_rc = wglCreateContext(dmy_pdc);
+        old_dc = wglGetCurrentDC();
+        old_context = wglGetCurrentContext();
         wglMakeCurrent(dmy_pdc, dmy_rc);
     }
@@ -673 +671 @@
         ReleaseDC(dmy_id, dmy_pdc);
         DestroyWindow(dmy_id);
+        if (old_dc && old_context)
+            wglMakeCurrent(old_dc, old_context);
     }
 
     HDC dmy_pdc;
     HGLRC dmy_rc;
+    HDC old_dc;
+    HGLRC old_context;
     WId dmy_id;
 };
@@ -885 +887 @@
 }
 
-/*!
-    \bold{Win32 only:} This virtual function chooses a pixel
-    format that matches the OpenGL \link setFormat() format\endlink.
-    Reimplement this function in a subclass if you need a custom
-    context.
-
-    \warning The \a dummyPfd pointer and \a pdc are used as a \c
-    PIXELFORMATDESCRIPTOR*. We use \c void to avoid using
-    Windows-specific types in our header files.
-
-    \sa chooseContext()
-*/
-
+/*
+  See qgl.cpp for qdoc comment.
+ */
 int QGLContext::choosePixelFormat(void* dummyPfd, HDC pdc)
 {
@@ -1188 +1180 @@
 
     if (wglMakeCurrent(d->dc, d->rc)) {
-        if (!qgl_context_storage.hasLocalData() && QThread::currentThread())
-            qgl_context_storage.setLocalData(new QGLThreadContext);
-        if (qgl_context_storage.hasLocalData())
-            qgl_context_storage.localData()->context = this;
-        currentCtx = this;
+        QGLContextPrivate::setCurrentContext(this);
     } else {
         qwglError("QGLContext::makeCurrent()", "wglMakeCurrent");
@@ -1202 +1190 @@
 {
     Q_D(QGLContext);
-    currentCtx = 0;
     wglMakeCurrent(0, 0);
-    if (qgl_context_storage.hasLocalData())
-        qgl_context_storage.localData()->context = 0;
+    QGLContextPrivate::setCurrentContext(0);
     if (deviceIsPixmap() && d->hbitmap) {
         QPixmap *pm = static_cast<QPixmap *>(d->paintDevice);
@@ -1428 +1414 @@
 
     if (!d->glcx->isValid()) {
-        bool wasSharing = shareContext || oldcx && oldcx->isSharing();
+        bool wasSharing = shareContext || (oldcx && oldcx->isSharing());
         d->glcx->create(shareContext ? shareContext : oldcx);
         // the above is a trick to keep disp lists etc when a