1 | /**************************************************************************** |
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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17 | ** GNU General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU |
19 | ** General Public License version 3 or (at your option) any later version |
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28 | ****************************************************************************/ |
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 | |
47 | class GLStateStore : public QObject, protected QOpenGLFunctions |
48 | { |
49 | Q_OBJECT |
50 | public: |
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 | |