Fonction de calcul
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cscopxy3d

### Contenu du fichier

    /**
       \file cscopxy3d.c
       \author Benoit Bayol
       \version 1.0
       \date September 2006 - January 2007
       \brief CSCOPXY3D is a scope in 2D which draw its input as a XYZ scope, there is no animation, everything is keep in memory instead of CANIMXY3D
       \see CSCOPXY3D.sci in macros/scicos_blocks/Sinks/
    */

    #include "scoMemoryScope.h"
    #include "scoWindowScope.h"
    #include "scoMisc.h"
    #include "scoGetProperty.h"
    #include "scoSetProperty.h"
    #include "scicos_block4.h"

    /** \fn cscopxy3d_draw(scicos_block * block, ScopeMemory ** pScopeMemory, int firstdraw)
        \brief Function to draw or redraw the window
    */
    void cscopxy3d_draw(scicos_block * block, ScopeMemory ** pScopeMemory, int firstdraw)
    {
      int * ipar; //Integer Parameters
      int color_number; //Flag on Color
      int * color   ;
      int * line_size;
      int animed;
      int win; //Windows ID : To give a name to the window
      int buffer_size; //Buffer Size
      int win_pos[2]; //Position of the Window
      int win_dim[2]; //Dimension of the Window
      int nipar;
      double * rpar; //Reals parameters
      double xmin, xmax, ymin, ymax, zmin, zmax,alpha, theta; //Ymin and Ymax are vectors here
      int number_of_subwin;
      int number_of_curves_by_subwin;
      int dimension = 3;
      int i;
      int size=0;
      scoGraphicalObject ShortDraw;
      scoGraphicalObject LongDraw;

      ipar = GetIparPtrs(block);
      nipar = GetNipar(block);
      rpar = GetRparPtrs(block);
      win = ipar[0];
      color_number = ipar[1];
      buffer_size = ipar[2];
      color = (int*)scicos_malloc(color_number*sizeof(int));
      line_size = (int*)scicos_malloc(color_number*sizeof(int));
      for(i = 0 ; i < color_number ; i++)
        {
          color[i] = ipar[i+3];
          line_size[i] = ipar[i+3+color_number];
        }
      size = 2*color_number;
      animed = ipar[size+3];
      win_pos[0] = ipar[size+4];
      win_pos[1] = ipar[size+5];
      win_dim[0] = ipar[size+6];
      win_dim[1] = ipar[size+7];
      xmin = rpar[0];
      xmax = rpar[1];
      ymin = rpar[2];
      ymax = rpar[3];
      zmin = rpar[4];
      zmax = rpar[5];
      alpha = rpar[6];
      theta = rpar[7];

      number_of_subwin = 1;
      number_of_curves_by_subwin = ipar[size+8]; //it is a trick to recognize the type of scope, not sure it is a good way because normally a curve is the combination of a short and a longdraw

      if(firstdraw == 1)
        {
          scoInitScopeMemory(block->work,pScopeMemory, number_of_subwin, &number_of_curves_by_subwin);
          scoSetShortDrawSize(*pScopeMemory,0,buffer_size);
          scoSetLongDrawSize(*pScopeMemory,0,5000);
        }

      scoInitOfWindow(*pScopeMemory, dimension, win, win_pos, win_dim, &xmin, &xmax, &ymin, &ymax, &zmin, &zmax);
      if(scoGetScopeActivation(*pScopeMemory) == 1)
        {
          pSUBWIN_FEATURE(scoGetPointerAxes(*pScopeMemory,0))->alpha = alpha;
          pSUBWIN_FEATURE(scoGetPointerAxes(*pScopeMemory,0))->theta = theta;
          scoAddTitlesScope(*pScopeMemory,"x","y","z");

          for(i = 0 ; i < scoGetNumberOfCurvesBySubwin(*pScopeMemory,0) ; i++)
    	{
    	  scoAddPolylineForShortDraw(*pScopeMemory,0,i,color[i]);
    	  scoAddPolylineForLongDraw(*pScopeMemory,0,i,color[i]);

    	  ShortDraw = scoGetPointerShortDraw(*pScopeMemory,0,i);
    	  LongDraw = scoGetPointerLongDraw(*pScopeMemory,0,i);

              /* Set ShortDraw properties */
    	  sciSetLineWidth(ShortDraw, line_size[i]);
    	  sciSetMarkSize(ShortDraw, line_size[i]);

              /* Set LongDraw properties */
    	  sciSetLineWidth(LongDraw, line_size[i]);
    	  sciSetMarkSize(LongDraw, line_size[i]);

    	}
        }
      scicos_free(color);
      scicos_free(line_size);
    }
    /** \fn void cscopxy3d(scicos_block * block, int flag)
        \brief the computational function
        \param block A pointer to a scicos_block
        \param flag An integer which indicates the state of the block (init, update, ending)
    */
    void cscopxy3d(scicos_block * block, int flag)
    {
      /* Declarations*/
      int i;
      ScopeMemory * pScopeMemory;
      scoGraphicalObject Pinceau; //Pointer to each polyline of each axes
      double *u1,*u2, *u3;
      int NbrPtsShort;

      /* State Machine Control */
      switch(flag)
        {
        case Initialization:
          {
    	cscopxy3d_draw(block,&pScopeMemory, 1);
    	break; //Break of the switch condition don t forget it
          } //End of Initialization

        case StateUpdate:
          {
    	scoRetrieveScopeMemory(block->work,&pScopeMemory);
    	if(scoGetScopeActivation(pScopeMemory) == 1)
    	  {
    	    /* Charging Elements */
    	    if (scoGetPointerScopeWindow(pScopeMemory) == NULL) // If the window has been destroyed we recreate it
    	      {
    		cscopxy3d_draw(block,&pScopeMemory,0);
    	      }

    	    u1 = GetRealInPortPtrs(block,1);
    	    u2 = GetRealInPortPtrs(block,2);
    	    u3 = GetRealInPortPtrs(block,3);

    	    for(i = 0 ; i < scoGetNumberOfCurvesBySubwin(pScopeMemory,0) ; i++)
    	      {
    		Pinceau = scoGetPointerShortDraw(pScopeMemory,0,i);

    		NbrPtsShort = pPOLYLINE_FEATURE(Pinceau)->n1;

    		pPOLYLINE_FEATURE(Pinceau)->pvx[NbrPtsShort] = u1[i];
    		pPOLYLINE_FEATURE(Pinceau)->pvy[NbrPtsShort] = u2[i];
    		pPOLYLINE_FEATURE(Pinceau)->pvz[NbrPtsShort] = u3[i];

    		pPOLYLINE_FEATURE(Pinceau)->n1++;
    	      }

    	    scoDrawScopeXYStyle(pScopeMemory);
    	  }
    	    break; //Break of the switch don t forget it !
    	  }//End of stateupdate

          //This case is activated when the simulation is done or when we close scicos
        case Ending:
          {
    	scoRetrieveScopeMemory(block->work, &pScopeMemory);
    	if(scoGetScopeActivation(pScopeMemory) == 1)
    	  {
    	    sciSetUsedWindow(scoGetWindowID(pScopeMemory));
    	    Pinceau = sciGetCurrentFigure();
    	    pFIGURE_FEATURE(Pinceau)->user_data = NULL;
    	    pFIGURE_FEATURE(Pinceau)->size_of_user_data = 0;
    	  }
    	scoFreeScopeMemory(block->work, &pScopeMemory);
    	break; //Break of the switch
          }
          //free the memory which is allocated at each turn by some variables
        }
    }