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39 | |
40 | #ifndef QT3DRENDER_RENDER_OPENGL_OPENGLVERTEXARRAYOBJECT_H |
41 | #define QT3DRENDER_RENDER_OPENGL_OPENGLVERTEXARRAYOBJECT_H |
42 | |
43 | // |
44 | // W A R N I N G |
45 | // ------------- |
46 | // |
47 | // This file is not part of the Qt API. It exists for the convenience |
48 | // of other Qt classes. This header file may change from version to |
49 | // version without notice, or even be removed. |
50 | // |
51 | // We mean it. |
52 | // |
53 | |
54 | #include <QtGui/qopenglvertexarrayobject.h> |
55 | #include <submissioncontext_p.h> |
56 | |
57 | QT_BEGIN_NAMESPACE |
58 | |
59 | namespace Qt3DRender { |
60 | namespace Render { |
61 | |
62 | class GeometryManager; |
63 | |
64 | typedef QPair<HGeometry, Qt3DCore::QNodeId> VAOIdentifier; |
65 | |
66 | namespace OpenGL { |
67 | |
68 | class GLShaderManager; |
69 | |
70 | class Q_AUTOTEST_EXPORT OpenGLVertexArrayObject |
71 | { |
72 | public: |
73 | OpenGLVertexArrayObject(); |
74 | |
75 | void bind(); |
76 | void release(); |
77 | |
78 | void create(SubmissionContext *ctx, const VAOIdentifier &key); |
79 | VAOIdentifier key() const; |
80 | void destroy(); |
81 | void cleanup(); |
82 | |
83 | bool isAbandoned(GeometryManager *geomMgr, GLShaderManager *shaderMgr); |
84 | |
85 | QOpenGLVertexArrayObject *vao() { return m_vao.data(); } |
86 | const QOpenGLVertexArrayObject *vao() const { return m_vao.data(); } |
87 | |
88 | void setSpecified(bool b) { m_specified = b; } |
89 | bool isSpecified() const { return m_specified; } |
90 | |
91 | |
92 | private: |
93 | QMutex m_mutex; |
94 | SubmissionContext *m_ctx; |
95 | QScopedPointer<QOpenGLVertexArrayObject> m_vao; |
96 | bool m_specified; |
97 | bool m_supportsVao; |
98 | VAOIdentifier m_owners; |
99 | |
100 | friend class SubmissionContext; |
101 | |
102 | void saveVertexAttribute(const SubmissionContext::VAOVertexAttribute &attr); |
103 | inline void saveIndexAttribute(HGLBuffer glBufferHandle) { m_indexAttribute = glBufferHandle; } |
104 | |
105 | QVector<SubmissionContext::VAOVertexAttribute> m_vertexAttributes; |
106 | SubmissionContext::VAOIndexAttribute m_indexAttribute; |
107 | }; |
108 | |
109 | } // namespace OpenGL |
110 | } // namespace Render |
111 | } // namespace Qt3DRender |
112 | |
113 | QT_END_NAMESPACE |
114 | |
115 | #endif // QT3DRENDER_RENDER_OPENGL_OPENGLVERTEXARRAYOBJECT_H |
116 | |