File indexing completed on 2025-03-23 11:13:58

 /*
     KWin - the KDE window manager
     This file is part of the KDE project.
 
     SPDX-FileCopyrightText: 2006-2007 Rivo Laks <rivolaks@hot.ee>
     SPDX-FileCopyrightText: 2010, 2011 Martin Gräßlin <mgraesslin@kde.org>
     SPDX-FileCopyrightText: 2011 Philipp Knechtges <philipp-dev@knechtges.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #pragma once
 
 #include "kwinconfig.h" // KWIN_HAVE_OPENGL
 #include "kwinglutils.h"
 #include <kwinglutils_export.h>
 
 #include <QImage>
 #include <QMatrix4x4>
 #include <QSharedData>
 #include <QSize>
 #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
     std::unique_ptr<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 bool s_supportsTexture16Bit;
     static GLuint s_fbo;
 
 private:
     friend void KWin::cleanupGL();
     static void cleanup();
     Q_DISABLE_COPY(GLTexturePrivate)
 };
 
 } // namespace