blinksequence.cpp

来自「最新osg包」· C++ 代码 · 共 87 行

/**********************************************************************
 *
 *    FILE:            BlinkSequence.cpp
 *
 *    DESCRIPTION:    Read/Write osgSim::BlinkSequence in binary format to disk.
 *
 *    CREATED BY:        Auto generated by iveGenerator
 *                    and later modified by Rune Schmidt Jensen.
 *
 *    HISTORY:        Created 5.9.2003
 *
 **********************************************************************/

#include "Exception.h"
#include "BlinkSequence.h"
#include "Object.h"

using namespace ive;

void BlinkSequence::write(DataOutputStream* out){
    // Write BlinkSequence's identification.
    out->writeInt(IVEBLINKSEQUENCE);
    // If the osgSim class is inherited by any other class we should also write this to file.
    osg::Object*  obj = dynamic_cast<osg::Object*>(this);
    if(obj){
        ((ive::Object*)(obj))->write(out);
    }
    else
        throw Exception("BlinkSequence::write(): Could not cast this osgSim::BlinkSequence to an osg::Object.");

    // Write BlinkSequence's properties.

    // Write out pulse data.
    unsigned int size = getNumPulses();
    out->writeInt(size);
    for(unsigned int i=0; i<size; i++){
        double length;
        osg::Vec4 color;
        getPulse(i, length, color);
        out->writeDouble(length);
        out->writeVec4(color);
    }
    // Write out phase shift.
    out->writeDouble(getPhaseShift());
    // Write out SequenceGroup.
    if( getSequenceGroup() )
        out->writeDouble(getSequenceGroup()->_baseTime);
    else 
        out->writeDouble( 0.0 );

}

void BlinkSequence::read(DataInputStream* in){
    // Peek on BlinkSequence's identification.
    int id = in->peekInt();
    if(id == IVEBLINKSEQUENCE){
        // Read BlinkSequence's identification.
        id = in->readInt();
        // If the osgSim class is inherited by any other class we should also read this from file.
        osg::Object*  obj = dynamic_cast<osg::Object*>(this);
        if(obj){
            ((ive::Object*)(obj))->read(in);
        }
        else
            throw Exception("BlinkSequence::read(): Could not cast this osgSim::BlinkSequence to an osg::Object.");
        // Read BlinkSequence's properties

        // Read in pulse data.
        unsigned int size = in->readInt();
        for(unsigned int i=0; i<size; i++){
            double length = in->readDouble();
            osg::Vec4 color = in->readVec4();
            addPulse(length,color);
        }
        // Read in phase shift.
        setPhaseShift(in->readDouble());

        // Read in SequenceGroup
        double baseTime = in->readDouble();
        if (baseTime!=0.0) setSequenceGroup(new osgSim::SequenceGroup(baseTime));
        
    }
    else{
        throw Exception("BlinkSequence::read(): Expected BlinkSequence identification.");
    }
}