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2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Data Visualization module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL$
9** Commercial License Usage
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21** the Free Software Foundation and appearing in the file LICENSE.GPL3
22** included in the packaging of this file. Please review the following
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29
30//
31// W A R N I N G
32// -------------
33//
34// This file is not part of the QtDataVisualization API. It exists purely as an
35// implementation detail. This header file may change from version to
36// version without notice, or even be removed.
37//
38// We mean it.
39
40#ifndef GLSTATESTORE_P_H
41#define GLSTATESTORE_P_H
42
43#include <QtGui/QOpenGLFunctions>
44#include <QtCore/QScopedArrayPointer>
45#include "enumtostringmap_p.h"
46
47class GLStateStore : public QObject, protected QOpenGLFunctions
48{
49 Q_OBJECT
50public:
51 explicit GLStateStore(QOpenGLContext *context, QObject *parent = 0);
52 ~GLStateStore();
53
54 void storeGLState();
55 void restoreGLState();
56 void initGLDefaultState();
57
58#ifdef VERBOSE_STATE_STORE
59 void printCurrentState(bool in);
60 EnumToStringMap *m_map;
61#endif
62
63 GLint m_scissorBox[4];
64 GLboolean m_isScissorTestEnabled;
65
66#if !defined(QT_OPENGL_ES_2)
67 GLint m_drawFramebuffer;
68 GLint m_readFramebuffer;
69 GLint m_renderbuffer;
70#endif
71 GLfloat m_clearColor[4];
72 GLfloat m_clearDepth;
73 GLboolean m_isBlendingEnabled;
74 GLboolean m_isDepthTestEnabled;
75 GLint m_depthFunc;
76 GLboolean m_isDepthWriteEnabled;
77 GLint m_currentProgram;
78 GLint m_maxVertexAttribs;
79 QScopedArrayPointer<GLint> m_vertexAttribArrayEnabledStates;
80 QScopedArrayPointer<GLint> m_vertexAttribArrayBoundBuffers;
81 QScopedArrayPointer<GLint> m_vertexAttribArraySizes;
82 QScopedArrayPointer<GLint> m_vertexAttribArrayTypes;
83 QScopedArrayPointer<GLint> m_vertexAttribArrayNormalized;
84 QScopedArrayPointer<GLint> m_vertexAttribArrayStrides;
85 QScopedArrayPointer<void *> m_vertexAttribArrayOffsets;
86
87 GLint m_activeTexture;
88 GLint m_texBinding2D;
89 GLint m_frontFace;
90 GLboolean m_isCullFaceEnabled;
91 GLint m_cullFaceMode;
92 GLint m_blendEquationRGB;
93 GLint m_blendEquationAlpha;
94 GLint m_blendDestAlpha;
95 GLint m_blendDestRGB;
96 GLint m_blendSrcAlpha;
97 GLint m_blendSrcRGB;
98 GLint m_boundArrayBuffer;
99 GLint m_boundElementArrayBuffer;
100 GLboolean m_polygonOffsetFillEnabled;
101 GLfloat m_polygonOffsetFactor;
102 GLfloat m_polygonOffsetUnits;
103};
104
105#endif
106

source code of qtdatavis3d/src/datavisualizationqml2/glstatestore_p.h