From 57b6b2f5273017f2d1fa8d3e055c5001ecd84e5d Mon Sep 17 00:00:00 2001
From: Kevin Ottens <kevin.ottens@kdab.com>
Date: Mon, 20 Mar 2017 12:10:37 +0100
Subject: [Shader Graph Gen.] Introduce QShaderFormat

This is the first building block toward a node based generator for
shader programs.

QShaderFormat will be used by the other classes to qualify in which
format the code snippets and includes used are.

Change-Id: I11aefc6bb359832a853ed1b6bec302dc3516cfc4
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
---
 src/gui/util/qshaderformat_p.h | 109 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 src/gui/util/qshaderformat_p.h

(limited to 'src/gui/util/qshaderformat_p.h')

diff --git a/src/gui/util/qshaderformat_p.h b/src/gui/util/qshaderformat_p.h
new file mode 100644
index 0000000000..064c2364a7
--- /dev/null
+++ b/src/gui/util/qshaderformat_p.h
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSHADERFORMAT_P_H
+#define QSHADERFORMAT_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtGui/private/qtguiglobal_p.h>
+
+#include <QtCore/qstringlist.h>
+#include <QtCore/qversionnumber.h>
+
+QT_BEGIN_NAMESPACE
+
+class QShaderFormat
+{
+public:
+    enum Api : int {
+        NoApi,
+        OpenGLNoProfile,
+        OpenGLCoreProfile,
+        OpenGLCompatibilityProfile,
+        OpenGLES
+    };
+
+    Q_GUI_EXPORT QShaderFormat() Q_DECL_NOTHROW;
+
+    Q_GUI_EXPORT Api api() const Q_DECL_NOTHROW;
+    Q_GUI_EXPORT void setApi(Api api) Q_DECL_NOTHROW;
+
+    Q_GUI_EXPORT QVersionNumber version() const Q_DECL_NOTHROW;
+    Q_GUI_EXPORT void setVersion(const QVersionNumber &version) Q_DECL_NOTHROW;
+
+    Q_GUI_EXPORT QStringList extensions() const Q_DECL_NOTHROW;
+    Q_GUI_EXPORT void setExtensions(const QStringList &extensions) Q_DECL_NOTHROW;
+
+    Q_GUI_EXPORT QString vendor() const Q_DECL_NOTHROW;
+    Q_GUI_EXPORT void setVendor(const QString &vendor) Q_DECL_NOTHROW;
+
+    Q_GUI_EXPORT bool isValid() const Q_DECL_NOTHROW;
+    Q_GUI_EXPORT bool supports(const QShaderFormat &other) const Q_DECL_NOTHROW;
+
+private:
+    Api m_api;
+    QVersionNumber m_version;
+    QStringList m_extensions;
+    QString m_vendor;
+};
+
+Q_GUI_EXPORT bool operator==(const QShaderFormat &lhs, const QShaderFormat &rhs) Q_DECL_NOTHROW;
+
+inline bool operator!=(const QShaderFormat &lhs, const QShaderFormat &rhs) Q_DECL_NOTHROW
+{
+    return !(lhs == rhs);
+}
+
+Q_DECLARE_TYPEINFO(QShaderFormat, Q_MOVABLE_TYPE);
+
+QT_END_NAMESPACE
+
+Q_DECLARE_METATYPE(QShaderFormat)
+
+#endif // QSHADERFORMAT_P_H
-- 
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