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Diffstat (limited to 'src/render/texture/texture_p.h')
| -rw-r--r-- | src/render/texture/texture_p.h | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/src/render/texture/texture_p.h b/src/render/texture/texture_p.h new file mode 100644 index 000000000..522343c68 --- /dev/null +++ b/src/render/texture/texture_p.h @@ -0,0 +1,161 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt3D module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QT3DRENDER_RENDER_TEXTURE_H +#define QT3DRENDER_RENDER_TEXTURE_H + +#include <QOpenGLContext> +#include <QMutex> +#include <Qt3DRenderer/qtexture.h> +#include <Qt3DRenderer/texturedata.h> +#include <Qt3DCore/qbackendnode.h> +#include <Qt3DRenderer/private/handle_types_p.h> + +QT_BEGIN_NAMESPACE + +class QOpenGLTexture; + +namespace Qt3DRender { + +class QAbstractTextureProvider; + +namespace Render { + +class TextureManager; +class TextureImageManager; +class TextureDataManager; + +typedef uint TextureDNA; + +class Texture : public Qt3D::QBackendNode +{ +public: + Texture(); + ~Texture(); + void cleanup(); + + void updateFromPeer(Qt3D::QNode *peer) Q_DECL_OVERRIDE; + + QOpenGLTexture* getOrCreateGLTexture() ; + + GLint textureId(); + + bool isTextureReset() const; + + void sceneChangeEvent(const Qt3D::QSceneChangePtr &e) Q_DECL_OVERRIDE; + TextureDNA dna() const; + + void setTextureManager(TextureManager *manager); + void setTextureImageManager(TextureImageManager *manager); + void setTextureDataManager(TextureDataManager *manager); + + void updateAndLoadTextureImage(); + void addTextureImageData(HTextureImage handle); + void removeTextureImageData(HTextureImage handle); + + void requestTextureDataUpdate(); + void addToPendingTextureJobs(); + void setSize(int width, int height, int depth); + void setFormat(QAbstractTextureProvider::TextureFormat format); + + inline QVector<HTextureImage> textureImages() const { return m_textureImages; } + inline QAbstractTextureProvider::TextureFormat format() const { return m_format; } + +private: + QOpenGLTexture *m_gl; + + QOpenGLTexture *buildGLTexture(); + void setToGLTexture(TextureImage *rImg, TexImageData *imgData); + void updateWrapAndFilters(); + + int m_width; + int m_height; + int m_depth; + int m_layers; + bool m_generateMipMaps; + QAbstractTextureProvider::Target m_target; + QAbstractTextureProvider::TextureFormat m_format; + QAbstractTextureProvider::Filter m_magnificationFilter; + QAbstractTextureProvider::Filter m_minificationFilter; + QTextureWrapMode::WrapMode m_wrapModeX; + QTextureWrapMode::WrapMode m_wrapModeY; + QTextureWrapMode::WrapMode m_wrapModeZ; + float m_maximumAnisotropy; + QAbstractTextureProvider::ComparisonFunction m_comparisonFunction; + QAbstractTextureProvider::ComparisonMode m_comparisonMode; + + QVector<HTextureImage> m_textureImages; + + bool m_isDirty; + bool m_filtersAndWrapUpdated; + bool m_dataUploadRequired; + bool m_formatWasSpecified; + bool m_unique; + + QMutex *m_lock; + TextureDNA m_textureDNA; + TextureManager *m_textureManager; + TextureImageManager *m_textureImageManager; + TextureDataManager *m_textureDataManager; + + void updateDNA(); +}; + +class TextureFunctor : public Qt3D::QBackendNodeFunctor +{ +public: + explicit TextureFunctor(TextureManager *textureManager, + TextureImageManager *textureImageManager, + TextureDataManager *textureDataManager); + + Qt3D::QBackendNode *create(Qt3D::QNode *frontend, const Qt3D::QBackendNodeFactory *factory) const Q_DECL_FINAL; + Qt3D::QBackendNode *get(const Qt3D::QNodeId &id) const Q_DECL_FINAL; + void destroy(const Qt3D::QNodeId &id) const Q_DECL_FINAL; + +private: + TextureManager *m_textureManager; + TextureImageManager *m_textureImageManager; + TextureDataManager *m_textureDataManager; +}; + +} // namespace Render +} // namespace Qt3DRender + +QT_END_NAMESPACE + +Q_DECLARE_METATYPE(Qt3DRender::Render::Texture*) + +#endif // QT3DRENDER_RENDER_TEXTURE_H |