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26 results

Numeric.cpp

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  • Forked from gmsh / gmsh
    Source project has a limited visibility.
    Scale.cpp 10.99 KiB
    // $Id: Scale.cpp,v 1.58 2005-03-12 00:59:42 geuzaine Exp $
    //
    // Copyright (C) 1997-2005 C. Geuzaine, J.-F. Remacle
    //
    // This program is free software; you can redistribute it and/or modify
    // it under the terms of the GNU General Public License as published by
    // the Free Software Foundation; either version 2 of the License, or
    // (at your option) any later version.
    //
    // This program is distributed in the hope that it will be useful,
    // but WITHOUT ANY WARRANTY; without even the implied warranty of
    // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    // GNU General Public License for more details.
    //
    // You should have received a copy of the GNU General Public License
    // along with this program; if not, write to the Free Software
    // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
    // USA.
    // 
    // Please report all bugs and problems to <gmsh@geuz.org>.
    
    #include "Gmsh.h"
    #include "GmshUI.h"
    #include "Numeric.h"
    #include "Mesh.h"
    #include "Draw.h"
    #include "Context.h"
    #include "Views.h"
    #include "gl2ps.h"
    
    extern Context_T CTX;
    
    // Even if all computations in these routines are made in window
    // coordinates, double precision is used to work at subpixel accuracy
    
    void draw_scale(Post_View * v,
                    double xmin, double ymin, double width, double height,
                    double tic, int horizontal)
    {
      gl_font(CTX.gl_font_enum, CTX.gl_fontsize);
      double font_h = gl_height(); // total font height
      double font_a = gl_height() - gl_descent();  // height above ref pt
    
      double box;
      if(horizontal){
        box = width / (v->NbIso ? v->NbIso : 1);   // colorscale box width
      }
      else{
        box = height / (v->NbIso ? v->NbIso : 1);   // colorscale box height
      }
    
      glPointSize(v->PointSize);
      gl2psPointSize(v->PointSize * CTX.print.eps_point_size_factor);
    
      glLineWidth(v->LineWidth);
      gl2psLineWidth(v->LineWidth * CTX.print.eps_line_width_factor);
    
      double ValMin, ValMax;
      if(v->ExternalViewIndex >= 0){
        ValMin = v->ExternalMin;
        ValMax = v->ExternalMax;
      }
      else{
        switch(v->RangeType){
        case DRAW_POST_RANGE_CUSTOM:
          ValMin = v->CustomMin;
          ValMax = v->CustomMax;
          break;
        case DRAW_POST_RANGE_PER_STEP:
          if(v->TimeStepMin && v->TimeStepMax){