16.5.Examiner.cxx

/*=======================================================================
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/*=======================================================================
** Author      : SGI (MMM YYYY)
**=======================================================================*/

/*------------------------------------------------------------
 *  This is an example from the Inventor Mentor
 *  chapter 16, example 5.
 *
 *  This example creates a simple scene graph and attaches a
 *  browser Examiner viewer to view the data. The camera and
 *  light in the scene are automatically created by the viewer.
 *-----------------------------------------------------------*/

#include <Inventor/SoMacApp.h>

#include <Inventor/SoDB.h>         
#include <Inventor/Xt/SoXt.h>         
#include <Inventor/Xt/viewers/SoXtExaminerViewer.h>  
#include <Inventor/nodes/SoSeparator.h>
#include <Inventor/nodes/SoCone.h>
#include <Inventor/nodes/SoCylinder.h>
#include <Inventor/nodes/SoTranslation.h>
#include <Inventor/nodes/SoScale.h>
#include <Inventor/nodes/SoTexture2.h>
#include <Inventor/engines/SoCalculator.h>
#include <Inventor/engines/SoTimeCounter.h>
#include <Inventor/nodes/SoFont.h>
#include <Inventor/nodes/SoText3.h>
#include <Inventor/sensors/SoFieldSensor.h>
#include <Inventor/fields/SoField.h>
#include <Inventor/nodes/SoVertexProperty.h>
#include <Inventor/nodes/SoLineSet.h>

SoTranslation *mainTranslation;
SoText3 *myText;
int count = 0;

SoVertexProperty* vprop;
SoLineSet* myLineSet;

static void setText(void *, SoSensor *s)
{
	printf("Animation step\n");

	SbVec3f vecteur = mainTranslation->translation.getValue();

	char tmpStr[256];
	sprintf(tmpStr, "%f, %f", vecteur[0], vecteur[2]);
	myText->string = tmpStr;
	
	//On ajoute des coordonnées au tableau
	vprop->vertex.set1Value(count, vecteur);
	count++;

	//Tracé
	myLineSet->numVertices.set1Value(0, count);
	myLineSet->vertexProperty.setValue(vprop);
}

int
main(int, char **argv)
{
  // Initialize Inventor and Xt
  Widget myWindow = SoXt::init(argv[0]);
  // Build the viewer in the applications main window
  SoXtExaminerViewer *myViewer = 
    new SoXtExaminerViewer(myWindow);


  SoSeparator *pRoot = new SoSeparator();

  pRoot->ref();


  vprop = new SoVertexProperty();
  myLineSet = new SoLineSet();
  pRoot->addChild(myLineSet);


  mainTranslation = new SoTranslation;
  pRoot->addChild(mainTranslation);
  // Set up an engine to calculate the motion path:
  // r = 5*cos(5*theta); x = r*cos(theta); z = r*sin(theta)
  // Theta is incremented using a time counter engine,
  // and converted to radians using an expression in
  // the calculator engine.
  SoCalculator *calcXZ = new SoCalculator;
  SoTimeCounter *thetaCounter = new SoTimeCounter;
  thetaCounter->max = 360;
  thetaCounter->step = 4;
  thetaCounter->frequency = 0.075;
  calcXZ->a.connectFrom(&thetaCounter->output);
  calcXZ->expression.set1Value(0, "ta=a*M_PI/180"); // theta
  calcXZ->expression.set1Value(1, "tb=5*cos(5*ta)"); // r
  calcXZ->expression.set1Value(2, "td=tb*cos(ta)"); // x
  calcXZ->expression.set1Value(3, "te=tb*sin(ta)"); // z
  calcXZ->expression.set1Value(4, "oA=vec3f(td,0,te)");
  mainTranslation->translation.connectFrom(&calcXZ->oA);


  SoFieldSensor *mySensor = new SoFieldSensor;
  mySensor->setFunction(setText);
  mySensor->attach(&mainTranslation->translation);


  SoSeparator *pText = new SoSeparator();
  pRoot->addChild(pText);

  SoSeparator *pParts = new SoSeparator();
  pRoot->addChild(pParts);

  SoTranslation *textTranslate = new SoTranslation;
  textTranslate->translation.setValue(0.0, -13.0, 0.0);
  pText->addChild(textTranslate);

  //TEXTE

  SoFont *myFont = new SoFont;
  myFont->name.setValue("Times-Roman");
  myFont->size.setValue(2.0);
  myText = new SoText3;
  myText->spacing = .5;
  myText->justification = SoText3::CENTER;
  myText->parts = SoText3::ALL;

  pText->addChild(myFont);
  pText->addChild(myText);



  //tête

  SoCone *pCone = new SoCone();

  SoTexture2  *tBois = new SoTexture2();
  tBois->filename = "C:\\Open Inventor\\9.9.0 C++ Visual2017 x64\\textures\\bois.jpg";
  pParts->addChild(tBois);

  pParts->addChild(pCone);
  


  //Corp

  SoCylinder *pCylinder = new SoCylinder();
  pCylinder->height.setValue(10);

  SoTranslation *leftTranslation = new SoTranslation;
  leftTranslation->translation.setValue(0.0, -6.0, 0.0);
  pParts->addChild(leftTranslation);


  SoTexture2  *tRouge = new SoTexture2();
  tRouge->filename = "C:\\Open Inventor\\9.9.0 C++ Visual2017 x64\\textures\\rouge.jpg";
  pParts->addChild(tRouge);

  pParts->addChild(pCylinder);

  //Mine


  SoCylinder *pCylinder2 = new SoCylinder();

  SoTranslation *leftTranslation2 = new SoTranslation;
  leftTranslation2->translation.setValue(0.0, 6.8, 0.0);
  pParts->addChild(leftTranslation2);

  SoScale *pScale = new SoScale();
  pScale->scaleFactor.setValue(0.1, 0.3, 0.1);
  
  pParts->addChild(pScale);


  SoTexture2  *tGraphite = new SoTexture2();
  tGraphite->filename = "C:\\Open Inventor\\9.9.0 C++ Visual2017 x64\\textures\\graphite.jpg";
  pParts->addChild(tGraphite);

  pParts->addChild(pCylinder2);
  

  // Attach the viewer to the scene graph
  myViewer->setSceneGraph(pRoot);
  
  // Show the main window
  myViewer->show();
  SoXt::show(myWindow);
  
  // Loop forever
  SoXt::mainLoop();
  delete myViewer;
  SoXt::finish();  
  
  return 0;
}