3f5ef10c8e
also work around broken fbo texture clearing on fglrx so far supports FBO/glClear and resorts to glTexSubImage2D if the fbo cannot be created or is (in case of fglrx) known to break, resort to glTexImage2D loading of an argb array of zeros BUG: 323065 FIXED-IN: 4.11.2 REVIEW: 112526
85 lines
2.3 KiB
C++
85 lines
2.3 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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Copyright (C) 2011 Philipp Knechtges <philipp-dev@knechtges.com>
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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_P_H
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#define KWIN_GLTEXTURE_P_H
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#include "kwinconfig.h" // KWIN_HAVE_OPENGL
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#include "kwinglobals.h"
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#include <QSize>
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#include <QSharedData>
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#include <QImage>
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namespace KWin
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{
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// forward declarations
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class GLVertexBuffer;
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class KWIN_EXPORT GLTexturePrivate
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: public QSharedData
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{
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public:
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GLTexturePrivate();
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virtual ~GLTexturePrivate();
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virtual void bind();
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virtual void unbind();
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virtual void onDamage();
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QImage convertToGLFormat(const QImage& img) const;
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void updateMatrix();
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GLuint m_texture;
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GLenum m_target;
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GLenum m_filter;
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GLenum m_wrapMode;
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QSize m_size;
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QSizeF m_scale; // to un-normalize GL_TEXTURE_2D
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QMatrix4x4 m_matrix[2];
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bool m_yInverted; // texture is y-inverted
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bool m_canUseMipmaps;
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bool m_markedDirty;
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bool m_filterChanged;
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bool m_wrapModeChanged;
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int m_unnormalizeActive; // 0 - no, otherwise refcount
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int m_normalizeActive; // 0 - no, otherwise refcount
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GLVertexBuffer* m_vbo;
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QSize m_cachedSize;
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static void initStatic();
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static bool sNPOTTextureSupported;
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static bool sFramebufferObjectSupported;
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static bool sSaturationSupported;
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static GLenum sTextureFormat;
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static uint s_fbo;
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static uint s_textureObjectCounter;
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private:
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Q_DISABLE_COPY(GLTexturePrivate)
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};
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} // namespace
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#endif
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