glstatestore_p.h - mozsearch

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// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

//

//  W A R N I N G

//  -------------

//

// This file is not part of the QtDataVisualization 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.

#ifndef GLSTATESTORE_P_H

#define GLSTATESTORE_P_H

#include <QtGui/QOpenGLFunctions>

#include <QtCore/QScopedArrayPointer>

#include "enumtostringmap_p.h"

QT_BEGIN_NAMESPACE

class GLStateStore : public QObject, protected QOpenGLFunctions

    Q_OBJECT

public:

    explicit GLStateStore(QOpenGLContext *context, QObject *parent = 0);

    ~GLStateStore();

    void storeGLState();

    void restoreGLState();

    void initGLDefaultState();

#ifdef VERBOSE_STATE_STORE

    void printCurrentState(bool in);

    EnumToStringMap *m_map;

#endif

    GLint m_scissorBox[4];

    GLboolean m_isScissorTestEnabled;

#if !QT_CONFIG(opengles2)

    GLint m_drawFramebuffer;

    GLint m_readFramebuffer;

    GLint m_renderbuffer;

#endif

    GLfloat m_clearColor[4];

    GLfloat m_clearDepth;

    GLboolean m_isBlendingEnabled;

    GLboolean m_isDepthTestEnabled;

    GLint m_depthFunc;

    GLboolean m_isDepthWriteEnabled;

    GLint m_currentProgram;

    GLint m_maxVertexAttribs;

    QScopedArrayPointer<GLint> m_vertexAttribArrayEnabledStates;

    QScopedArrayPointer<GLint> m_vertexAttribArrayBoundBuffers;

    QScopedArrayPointer<GLint> m_vertexAttribArraySizes;

    QScopedArrayPointer<GLint> m_vertexAttribArrayTypes;

    QScopedArrayPointer<GLint> m_vertexAttribArrayNormalized;

    QScopedArrayPointer<GLint> m_vertexAttribArrayStrides;

    QScopedArrayPointer<void *> m_vertexAttribArrayOffsets;

    GLint m_activeTexture;

    GLint m_texBinding2D;

    GLint m_frontFace;

    GLboolean m_isCullFaceEnabled;

    GLint m_cullFaceMode;

    GLint m_blendEquationRGB;

    GLint m_blendEquationAlpha;

    GLint m_blendDestAlpha;

    GLint m_blendDestRGB;

    GLint m_blendSrcAlpha;

    GLint m_blendSrcRGB;

    GLint m_boundArrayBuffer;

    GLint m_boundElementArrayBuffer;

    GLboolean m_polygonOffsetFillEnabled;

    GLfloat m_polygonOffsetFactor;

    GLfloat m_polygonOffsetUnits;

};

QT_END_NAMESPACE

#endif