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authoraxis <qt-info@nokia.com>2009-04-24 13:34:15 +0200
committeraxis <qt-info@nokia.com>2009-04-24 13:34:15 +0200
commit8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76 (patch)
treea17e1a767a89542ab59907462206d7dcf2e504b2 /src/opengl/qglframebufferobject.h
downloadqt4-tools-8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76.tar.gz
Long live Qt for S60!
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtOpenGL module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 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 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGLFRAMEBUFFEROBJECT_H
+#define QGLFRAMEBUFFEROBJECT_H
+
+#include <QtOpenGL/qgl.h>
+#include <QtGui/qpaintdevice.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(OpenGL)
+
+class QGLFramebufferObjectPrivate;
+
+class Q_OPENGL_EXPORT QGLFramebufferObject : public QPaintDevice
+{
+ Q_DECLARE_PRIVATE(QGLFramebufferObject)
+public:
+ enum Attachment {
+ NoAttachment,
+ CombinedDepthStencil,
+ Depth
+ };
+
+ QGLFramebufferObject(const QSize &size, GLenum target = GL_TEXTURE_2D);
+ QGLFramebufferObject(int width, int height, GLenum target = GL_TEXTURE_2D);
+#if !defined(QT_OPENGL_ES) || defined(Q_QDOC)
+ QGLFramebufferObject(const QSize &size, Attachment attachment,
+ GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA8);
+ QGLFramebufferObject(int width, int height, Attachment attachment,
+ GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA8);
+#else
+ QGLFramebufferObject(const QSize &size, Attachment attachment,
+ GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA);
+ QGLFramebufferObject(int width, int height, Attachment attachment,
+ GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA);
+#endif
+
+#ifdef Q_MAC_COMPAT_GL_FUNCTIONS
+ QGLFramebufferObject(const QSize &size, QMacCompatGLenum target = GL_TEXTURE_2D);
+ QGLFramebufferObject(int width, int height, QMacCompatGLenum target = GL_TEXTURE_2D);
+
+ QGLFramebufferObject(const QSize &size, Attachment attachment,
+ QMacCompatGLenum target = GL_TEXTURE_2D, QMacCompatGLenum internal_format = GL_RGBA8);
+ QGLFramebufferObject(int width, int height, Attachment attachment,
+ QMacCompatGLenum target = GL_TEXTURE_2D, QMacCompatGLenum internal_format = GL_RGBA8);
+#endif
+
+ virtual ~QGLFramebufferObject();
+
+ bool isValid() const;
+ bool isBound() const;
+ bool bind();
+ bool release();
+ GLuint texture() const;
+ QSize size() const;
+ QImage toImage() const;
+ Attachment attachment() const;
+
+ QPaintEngine *paintEngine() const;
+ GLuint handle() const;
+
+ static bool hasOpenGLFramebufferObjects();
+
+ void drawTexture(const QRectF &target, GLuint textureId, GLenum textureTarget = GL_TEXTURE_2D);
+ void drawTexture(const QPointF &point, GLuint textureId, GLenum textureTarget = GL_TEXTURE_2D);
+#ifdef Q_MAC_COMPAT_GL_FUNCTIONS
+ void drawTexture(const QRectF &target, QMacCompatGLuint textureId, QMacCompatGLenum textureTarget = GL_TEXTURE_2D);
+ void drawTexture(const QPointF &point, QMacCompatGLuint textureId, QMacCompatGLenum textureTarget = GL_TEXTURE_2D);
+#endif
+
+protected:
+ int metric(PaintDeviceMetric metric) const;
+ int devType() const { return QInternal::FramebufferObject; }
+
+private:
+ Q_DISABLE_COPY(QGLFramebufferObject)
+ QGLFramebufferObjectPrivate *d_ptr;
+ friend class QGLDrawable;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+#endif // QGLFRAMEBUFFEROBJECT_H