Changeset 561 for trunk/src/opengl/qglpixelbuffer.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/qglpixelbuffer.cpp (modified) (15 diffs)

trunk/src/opengl/qglpixelbuffer.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.
 ** $QT_END_LICENSE$
 **
@@ -45 +45 @@
     \since 4.1
 
-    \ingroup multimedia
+    \ingroup painting-3D
 
     Rendering into a pbuffer is normally done using full hardware
@@ -77 +77 @@
 */
 
+#include <QtCore/qglobal.h>
+
+#if !defined(QT_OPENGL_ES_1) && !defined(QT_OPENGL_ES_1_CL)
+#include <private/qpaintengineex_opengl2_p.h>
+#endif
 
 #include <qglpixelbuffer.h>
@@ -82 +87 @@
 #include <qimage.h>
 
-#if !defined(QT_OPENGL_ES_2)
+#ifndef QT_OPENGL_ES_2
 #include <private/qpaintengine_opengl_p.h>
 #endif
@@ -95 +100 @@
 
 extern QImage qt_gl_read_framebuffer(const QSize&, bool, bool);
+
+
+QGLContext* QGLPBufferGLPaintDevice::context() const
+{
+    return pbuf->d_func()->qctx;
+}
+
+void QGLPBufferGLPaintDevice::endPaint() {
+    glFlush();
+    QGLPaintDevice::endPaint();
+}
+
+void QGLPBufferGLPaintDevice::setPBuffer(QGLPixelBuffer* pb)
+{
+    pbuf = pb;
+}
 
 void QGLPixelBufferPrivate::common_init(const QSize &size, const QGLFormat &format, QGLWidget *shareWidget)
@@ -106 +127 @@
         qctx = new QGLContext(format);
         qctx->d_func()->sharing = (shareWidget != 0);
-        if (shareWidget != 0 && shareWidget->d_func()->glcx)
+        if (shareWidget != 0 && shareWidget->d_func()->glcx) {
             qgl_share_reg()->addShare(qctx, shareWidget->d_func()->glcx);
-
+            shareWidget->d_func()->glcx->d_func()->sharing = true;
+        }
+
+        glDevice.setPBuffer(q);
         qctx->d_func()->paintDevice = q;
         qctx->d_func()->valid = true;
@@ -123 +147 @@
 #elif defined(QT_OPENGL_ES)
         qctx->d_func()->eglContext = ctx;
+        qctx->d_func()->eglSurface = pbuf;
 #endif
     }
@@ -187 +212 @@
     if (current && current != d->qctx)
         current->makeCurrent();
-    delete d_ptr;
 }
 
@@ -364 +388 @@
 }
 
-#if !defined(QT_OPENGL_ES_2)
-Q_GLOBAL_STATIC(QOpenGLPaintEngine, qt_buffer_paintengine)
+#if !defined(QT_OPENGL_ES_1) && !defined(QT_OPENGL_ES_1_CL)
+Q_GLOBAL_STATIC(QGL2PaintEngineEx, qt_buffer_2_engine)
+#endif
+
+#ifndef QT_OPENGL_ES_2
+Q_GLOBAL_STATIC(QOpenGLPaintEngine, qt_buffer_engine)
 #endif
 
@@ -371 +399 @@
 QPaintEngine *QGLPixelBuffer::paintEngine() const
 {
-#if !defined(QT_OPENGL_ES_2)
-    return qt_buffer_paintengine();
+#if defined(QT_OPENGL_ES_1) || defined(QT_OPENGL_ES_1_CL)
+    return qt_buffer_engine();
+#elif defined(QT_OPENGL_ES_2)
+    return qt_buffer_2_engine();
 #else
-    return 0;
-#endif
-}
-
-extern int qt_defaultDpi();
+    if (qt_gl_preferGL2Engine())
+        return qt_buffer_2_engine();
+    else
+        return qt_buffer_engine();
+#endif
+}
+
+extern int qt_defaultDpiX();
+extern int qt_defaultDpiY();
 
 /*! \reimp */
@@ -385 +419 @@
     Q_D(const QGLPixelBuffer);
 
-    float dpmx = qt_defaultDpi()*100./2.54;
-    float dpmy = qt_defaultDpi()*100./2.54;
+    float dpmx = qt_defaultDpiX()*100./2.54;
+    float dpmy = qt_defaultDpiY()*100./2.54;
     int w = d->req_size.width();
     int h = d->req_size.height();
@@ -409 +443 @@
 
     case PdmDpiX:
-        return (int)(dpmx * 0.0254);
+        return qRound(dpmx * 0.0254);
 
     case PdmDpiY:
-        return (int)(dpmy * 0.0254);
+        return qRound(dpmy * 0.0254);
 
     case PdmPhysicalDpiX:
-        return (int)(dpmx * 0.0254);
+        return qRound(dpmx * 0.0254);
 
     case PdmPhysicalDpiY:
-        return (int)(dpmy * 0.0254);
+        return qRound(dpmy * 0.0254);
 
     default:
@@ -577 +611 @@
 
 /*! \fn int QGLPixelBuffer::devType() const
-    \reimp
+    \internal
 */