103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
/* $Id$
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-----------------------------------------------------------------------------
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This source file is part of VideoTexture library
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Copyright (c) 2007 The Zdeno Ash Miklas
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place - Suite 330, Boston, MA 02111-1307, USA, or go to
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http://www.gnu.org/copyleft/lesser.txt.
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-----------------------------------------------------------------------------
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*/
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/** \file ImageViewport.h
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* \ingroup bgevideotex
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*/
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#if !defined IMAGEVIEWPORT_H
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#define IMAGEVIEWPORT_H
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#include "Common.h"
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#include "ImageBase.h"
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/// class for viewport access
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class ImageViewport : public ImageBase
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{
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public:
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/// constructor
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ImageViewport (void);
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/// destructor
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virtual ~ImageViewport (void);
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/// is whole buffer used
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bool getWhole (void) { return m_whole; }
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/// set whole buffer use
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void setWhole (bool whole);
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/// is alpha channel used
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bool getAlpha (void) { return m_alpha; }
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/// set whole buffer use
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void setAlpha (bool alpha) { m_alpha = alpha; }
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/// get capture size in viewport
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short * getCaptureSize (void) { return m_capSize; }
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/// set capture size in viewport
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void setCaptureSize (short * size = NULL);
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/// get position in viewport
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GLint * getPosition (void) { return m_position; }
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/// set position in viewport
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void setPosition (GLint * pos = NULL);
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protected:
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/// frame buffer rectangle
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GLint m_viewport[4];
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/// size of captured area
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short m_capSize[2];
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/// use whole viewport
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bool m_whole;
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/// use alpha channel
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bool m_alpha;
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/// position of capture rectangle in viewport
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GLint m_position[2];
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/// upper left point for capturing
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GLint m_upLeft[2];
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/// buffer to copy viewport
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BYTE * m_viewportImage;
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/// texture is initialized
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bool m_texInit;
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/// capture image from viewport
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virtual void calcImage (unsigned int texId, double ts);
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/// get viewport size
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GLint * getViewportSize (void) { return m_viewport + 2; }
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};
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PyObject * ImageViewport_getCaptureSize (PyImage * self, void * closure);
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int ImageViewport_setCaptureSize (PyImage * self, PyObject * value, void * closure);
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PyObject * ImageViewport_getWhole (PyImage * self, void * closure);
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int ImageViewport_setWhole (PyImage * self, PyObject * value, void * closure);
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PyObject * ImageViewport_getAlpha (PyImage * self, void * closure);
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int ImageViewport_setAlpha (PyImage * self, PyObject * value, void * closure);
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#endif
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