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//
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//  ofxFBXSrcNurbsCurve.cpp
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//  ConnectionsWall-Nick
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//
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//  Created by Nick Hardeman on 7/11/19.
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//
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#include "ofxFBXSrcNurbsCurve.h"
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using namespace ofxFBXSource;
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//--------------------------------------------------------------
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NurbsCurve::NurbsCurve() {
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}
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//--------------------------------------------------------------
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NurbsCurve::~NurbsCurve() {
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}
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//--------------------------------------------------------------
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void NurbsCurve::setup( FbxNode* aNode ) {
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    ofxFBXSource::Node::setup( aNode );
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    setFBXCurve( aNode->GetNurbsCurve() );
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}
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//--------------------------------------------------------------
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void NurbsCurve::setFBXCurve( FbxNurbsCurve* aNurbsCurve ) {
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    if(aNurbsCurve != NULL ) {
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        FbxLine * line = aNurbsCurve->TessellateCurve();
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        if( line ){
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            mPolyline.clear();
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            for(int k = 0; k < line->GetIndexArraySize(); k++){
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                FbxVector4 pt = line->GetControlPointAt(line->GetPointIndexAt(k));
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                mPolyline.addVertex(glm::vec3(pt.mData[0],pt.mData[1],pt.mData[2]));
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            }
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        }
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    }
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}
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//--------------------------------------------------------------
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//void NurbsCurve::draw() {
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//    if(mPolyline.size()) {
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//        transformGL(); {
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//            mPolyline.draw();
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//        } restoreTransformGL();
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//    }
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//}
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//--------------------------------------------------------------
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void NurbsCurve::configurePolyline( ofPolyline& apoly ) {
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    apoly = mPolyline;
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}
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//--------------------------------------------------------------
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//ofPolyline NurbsCurve::getGlobalPolyline() {
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//    glm::mat4 gmat = getGlobalTransformMatrix();
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//    // transform points into global space //
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//    ofPolyline tpoly = getPolyline();
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//    
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//    for( int i = 0; i < tpoly.size(); i++ ) {
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//        auto& mp = tpoly[i];
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//        mp = gmat * glm::vec4(mp, 1.0);
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//    }
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//    return tpoly;
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//}
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//
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////--------------------------------------------------------------
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//ofPolyline NurbsCurve::getGlobalPolylineAroundPosition() {
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//    glm::vec3 gpos = getGlobalPosition();
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//    auto tpoly = getGlobalPolyline();
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//    for( auto& tv : tpoly.getVertices() ) {
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//        tv -= gpos;
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//    }
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//    return tpoly;
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//}
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