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Diffstat (limited to 'src/plugins/renderers/opengl/renderer/openglvertexarrayobject_p.h')
-rw-r--r-- | src/plugins/renderers/opengl/renderer/openglvertexarrayobject_p.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/plugins/renderers/opengl/renderer/openglvertexarrayobject_p.h b/src/plugins/renderers/opengl/renderer/openglvertexarrayobject_p.h new file mode 100644 index 000000000..ff58b3074 --- /dev/null +++ b/src/plugins/renderers/opengl/renderer/openglvertexarrayobject_p.h @@ -0,0 +1,115 @@ +/**************************************************************************** +** +** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB). +** Contact: https://www.qt.io/licensing/ +** +** 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 The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QT3DRENDER_RENDER_OPENGL_OPENGLVERTEXARRAYOBJECT_H +#define QT3DRENDER_RENDER_OPENGL_OPENGLVERTEXARRAYOBJECT_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtGui/qopenglvertexarrayobject.h> +#include <submissioncontext_p.h> + +QT_BEGIN_NAMESPACE + +namespace Qt3DRender { +namespace Render { + +class GeometryManager; + +typedef QPair<HGeometry, Qt3DCore::QNodeId> VAOIdentifier; + +namespace OpenGL { + +class GLShaderManager; + +class Q_AUTOTEST_EXPORT OpenGLVertexArrayObject +{ +public: + OpenGLVertexArrayObject(); + + void bind(); + void release(); + + void create(SubmissionContext *ctx, const VAOIdentifier &key); + VAOIdentifier key() const; + void destroy(); + void cleanup(); + + bool isAbandoned(GeometryManager *geomMgr, GLShaderManager *shaderMgr); + + QOpenGLVertexArrayObject *vao() { return m_vao.data(); } + const QOpenGLVertexArrayObject *vao() const { return m_vao.data(); } + + void setSpecified(bool b) { m_specified = b; } + bool isSpecified() const { return m_specified; } + + +private: + QMutex m_mutex; + SubmissionContext *m_ctx; + QScopedPointer<QOpenGLVertexArrayObject> m_vao; + bool m_specified; + bool m_supportsVao; + VAOIdentifier m_owners; + + friend class SubmissionContext; + + void saveVertexAttribute(const SubmissionContext::VAOVertexAttribute &attr); + inline void saveIndexAttribute(HGLBuffer glBufferHandle) { m_indexAttribute = glBufferHandle; } + + QVector<SubmissionContext::VAOVertexAttribute> m_vertexAttributes; + SubmissionContext::VAOIndexAttribute m_indexAttribute; +}; + +} // namespace OpenGL +} // namespace Render +} // namespace Qt3DRender + +QT_END_NAMESPACE + +#endif // QT3DRENDER_RENDER_OPENGL_OPENGLVERTEXARRAYOBJECT_H |