diff options
Diffstat (limited to 'src/gui/opengl/qopenglvertexarrayobject.cpp')
| -rw-r--r-- | src/gui/opengl/qopenglvertexarrayobject.cpp | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/src/gui/opengl/qopenglvertexarrayobject.cpp b/src/gui/opengl/qopenglvertexarrayobject.cpp index d3eadf9ae1..6b0f2fede7 100644 --- a/src/gui/opengl/qopenglvertexarrayobject.cpp +++ b/src/gui/opengl/qopenglvertexarrayobject.cpp @@ -1,7 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Sean Harmer <sean.harmer@kdab.com> -** Contact: http://www.qt-project.org/legal +** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtGui module of the Qt Toolkit. ** @@ -10,9 +10,9 @@ ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser @@ -23,8 +23,8 @@ ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** $QT_END_LICENSE$ @@ -144,6 +144,11 @@ bool QOpenGLVertexArrayObjectPrivate::create() qWarning("QOpenGLVertexArrayObject::create() requires a valid current OpenGL context"); return false; } + + //Fail early, if context is the same as ctx, it means we have tried to initialize for this context and failed + if (ctx == context) + return false; + context = ctx; QObject::connect(context, SIGNAL(aboutToBeDestroyed()), q, SLOT(_q_contextAboutToBeDestroyed())); @@ -161,12 +166,10 @@ bool QOpenGLVertexArrayObjectPrivate::create() if (format.version() >= qMakePair<int, int>(3,2)) { vaoFuncs.core_3_2 = ctx->versionFunctions<QOpenGLFunctions_3_2_Core>(); vaoFuncsType = Core_3_2; - vaoFuncs.core_3_2->initializeOpenGLFunctions(); vaoFuncs.core_3_2->glGenVertexArrays(1, &vao); } else if (format.majorVersion() >= 3) { vaoFuncs.core_3_0 = ctx->versionFunctions<QOpenGLFunctions_3_0>(); vaoFuncsType = Core_3_0; - vaoFuncs.core_3_0->initializeOpenGLFunctions(); vaoFuncs.core_3_0->glGenVertexArrays(1, &vao); } else #endif |