1 files changed, 153 insertions, 0 deletions
diff --git a/src/core/render/backend/states/blendstate.h b/src/core/render/backend/states/blendstate.h
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+++ b/src/core/render/backend/states/blendstate.h
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+/****************************************************************************
+**
+** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt3D 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 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.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: 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
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef BLENDSTATE_H
+#define BLENDSTATE_H
+
+#include <drawstate.h>
+#include <genericstate.h>
+
+#include <QOpenGLContext>
+
+class QOpenGLFunctions_3_2_Core;
+
+namespace Qt3D {
+
+class BlendState : public GenericState2<BlendState, GLenum, GLenum>
+{
+public:
+    virtual void apply(QGraphicsContext* gc) const;
+    virtual StateMaskSet mask() const;
+
+    static BlendState* getOrCreate(GLenum src, GLenum dst);
+private:
+    BlendState(GLenum src, GLenum dst);
+};
+
+class BlendEquation : public GenericState1<BlendEquation, GLenum>
+{
+public:
+    virtual void apply(QGraphicsContext* gc) const;
+
+    virtual StateMaskSet mask() const
+    { return BlendStateMask; }
+
+    static BlendEquation* getOrCreate(GLenum func);
+
+private:
+    BlendEquation(GLenum func);
+    mutable QOpenGLFunctions_3_2_Core *m_funcs;
+};
+
+
+class AlphaFunc : public GenericState2<AlphaFunc, GLenum, GLclampf>
+{
+public:
+    virtual void apply(QGraphicsContext* gc) const;
+
+    virtual StateMaskSet mask() const
+    { return AlphaTestMask; }
+
+    static AlphaFunc* getOrCreate(GLenum func, GLclampf value);
+private:
+    AlphaFunc(GLenum func, GLclampf value);
+};
+
+class DepthTest : public GenericState1<DepthTest, GLenum>
+{
+public:
+    virtual void apply(QGraphicsContext* gc) const;
+
+    virtual StateMaskSet mask() const
+    { return DepthTestStateMask; }
+
+    static DepthTest* getOrCreate(GLenum func);
+
+private:
+    DepthTest(GLenum func);
+};
+
+class DepthMask : public GenericState1<DepthMask, GLboolean>
+{
+public:
+    virtual void apply(QGraphicsContext* gc) const;
+
+    virtual StateMaskSet mask() const
+    { return DepthWriteStateMask; }
+
+    static DepthMask* getOrCreate(GLboolean func);
+
+private:
+    DepthMask(GLboolean func);
+};
+
+class CullFace : public GenericState1<CullFace, GLenum>
+{
+public:
+    virtual void apply(QGraphicsContext* gc) const;
+
+    virtual StateMaskSet mask() const
+    { return CullFaceStateMask; }
+
+    static CullFace* getOrCreate(GLenum func);
+
+private:
+    CullFace(GLenum func);
+};
+
+class FrontFace : public GenericState1<FrontFace, GLenum>
+{
+public:
+    virtual void apply(QGraphicsContext* gc) const;
+
+    virtual StateMaskSet mask() const
+    { return FrontFaceStateMask; }
+
+    static FrontFace* getOrCreate(GLenum func);
+
+private:
+    FrontFace(GLenum func);
+};
+
+
+} // of namespace
+
+#endif // BLENDSTATE_H