87bcabdf99
This patch changes the behavior of strictly bound textures such that they are only updated if the corresponding window has been damaged. Additionally GLTexture now keeps track of the current filter and wrapmode setting. REVIEW: 103655
110 lines
2.9 KiB
C++
110 lines
2.9 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2006-2007 Rivo Laks <rivolaks@hot.ee>
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Copyright (C) 2010, 2011 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_GLTEXTURE_H
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#define KWIN_GLTEXTURE_H
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#include "kwinglobals.h"
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#include <QtCore/QSize>
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#include <QSharedPointer>
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#include <QExplicitlySharedDataPointer>
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class QImage;
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class QPixmap;
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/** @addtogroup kwineffects */
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/** @{ */
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namespace KWin
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{
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class GLVertexBuffer;
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class GLTexturePrivate;
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class KWIN_EXPORT GLTexture
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{
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public:
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GLTexture();
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GLTexture(const GLTexture& tex);
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explicit GLTexture(const QImage& image, GLenum target = GL_TEXTURE_2D);
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explicit GLTexture(const QPixmap& pixmap, GLenum target = GL_TEXTURE_2D);
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GLTexture(const QString& fileName);
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GLTexture(int width, int height);
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virtual ~GLTexture();
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GLTexture & operator = (const GLTexture& tex);
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bool isNull() const;
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QSize size() const;
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int width() const;
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int height() const;
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/**
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* @since 4.7
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**/
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bool isYInverted() const;
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/**
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* @since 4.8
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**/
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void setYInverted(bool inverted);
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virtual bool load(const QImage& image, GLenum target = GL_TEXTURE_2D);
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virtual bool load(const QPixmap& pixmap, GLenum target = GL_TEXTURE_2D);
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virtual bool load(const QString& fileName);
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virtual void discard();
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void bind();
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void unbind();
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/**
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* Release the data which is bound to the texture.
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* @since 4.8
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**/
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void release();
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void render(QRegion region, const QRect& rect);
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GLuint texture() const;
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GLenum target() const;
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GLenum filter() const;
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virtual bool isDirty() const;
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void setTexture(GLuint texture);
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void setTarget(GLenum target);
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void setFilter(GLenum filter);
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void setWrapMode(GLenum mode);
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virtual void setDirty();
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static bool NPOTTextureSupported();
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static bool framebufferObjectSupported();
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static bool saturationSupported();
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protected:
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QImage convertToGLFormat(const QImage& img) const;
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QExplicitlySharedDataPointer<GLTexturePrivate> d_ptr;
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GLTexture(GLTexturePrivate& dd);
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private:
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Q_DECLARE_PRIVATE(GLTexture)
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};
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} // namespace
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/** @} */
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#endif
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