OSGNavigator.cpp File Reference

#include <OSGConfig.h>
#include <OSGBaseTypes.h>
#include <OSGMatrix.h>
#include <OSGMatrixUtility.h>
#include <OSGNodePtr.h>
#include <OSGCamera.h>
#include <OSGTransform.h>
#include "OSGNavigator.h"

Go to the source code of this file.

Namespaces
namespace	osg
Functions
static void	calcCCtoWCMatrix (Matrix &cctowc, const Matrix &view, const ViewportPtr port)
Variables
static Char8	cvsid_cpp [] = "@(#)$Id: "
static Char8	cvsid_hpp [] = OSGNAVIGATOR_HEADER_CVSID
static Char8	cvsid_fields_hpp [] = OSGNAVIGATOR_HEADER_CVSID

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Function Documentation

static void calcCCtoWCMatrix	(	Matrix &	cctowc,
		const Matrix &	view,
		const ViewportPtr	port
	)			[static]

Calculates the transformation matrix from CC to WC using the actual view matrix.

Definition at line 923 of file OSGNavigator.cpp.

References osg::TransformationMatrix< ValueTypeT >::invertFrom(), and osg::TransformationMatrix< ValueTypeT >::mult().

Referenced by osg::Navigator::calcDeltas(), and osg::Navigator::getIntersectionPoint().

{
    Matrix proj, projtrans;

    port->getCamera()->getProjection( proj, port->getPixelWidth(),
                                            port->getPixelHeight());
    port->getCamera()->getProjectionTranslation( projtrans,
                                                 port->getPixelWidth(),
                                                 port->getPixelHeight());

    Matrix wctocc = proj;
    wctocc.mult( projtrans );
    wctocc.mult( view );

    cctowc.invertFrom( wctocc );
}

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Variable Documentation

Char8 cvsid_cpp[] = "@(#)$Id: " [static]

Definition at line 1049 of file OSGNavigator.cpp.

Char8 cvsid_hpp[] = OSGNAVIGATOR_HEADER_CVSID [static]

Definition at line 1050 of file OSGNavigator.cpp.

Char8 cvsid_fields_hpp[] = OSGNAVIGATOR_HEADER_CVSID [static]

Definition at line 1053 of file OSGNavigator.cpp.