/******************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 2006-2007 Rivo Laks <rivolaks@hot.ee> Copyright (C) 2010, 2011 Martin Gräßlin <mgraesslin@kde.org> Copyright (C) 2011 Philipp Knechtges <philipp-dev@knechtges.com> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. *********************************************************************/ #ifndef KWIN_GLTEXTURE_P_H #define KWIN_GLTEXTURE_P_H #include "kwinconfig.h" // KWIN_HAVE_OPENGL #include "kwinglutils.h" #include <kwinglutils_export.h> #include <QSize> #include <QSharedData> #include <QImage> #include <QMatrix4x4> #include <epoxy/gl.h> namespace KWin { // forward declarations class GLVertexBuffer; class KWINGLUTILS_EXPORT GLTexturePrivate : public QSharedData { public: GLTexturePrivate(); virtual ~GLTexturePrivate(); virtual void onDamage(); void updateMatrix(); GLuint m_texture; GLenum m_target; GLenum m_internalFormat; GLenum m_filter; GLenum m_wrapMode; QSize m_size; QSizeF m_scale; // to un-normalize GL_TEXTURE_2D QMatrix4x4 m_matrix[2]; bool m_yInverted; // texture is y-inverted bool m_canUseMipmaps; bool m_markedDirty; bool m_filterChanged; bool m_wrapModeChanged; bool m_immutable; bool m_foreign; int m_mipLevels; int m_unnormalizeActive; // 0 - no, otherwise refcount int m_normalizeActive; // 0 - no, otherwise refcount GLVertexBuffer* m_vbo; QSize m_cachedSize; static void initStatic(); static bool s_supportsFramebufferObjects; static bool s_supportsARGB32; static bool s_supportsUnpack; static bool s_supportsTextureStorage; static bool s_supportsTextureSwizzle; static bool s_supportsTextureFormatRG; static GLuint s_fbo; static uint s_textureObjectCounter; private: friend void KWin::cleanupGL(); static void cleanup(); Q_DISABLE_COPY(GLTexturePrivate) }; } // namespace #endif