rectblock.h

Mesa is an open-source implementation of the OpenGL specification - a system for rendering interacti

/*
 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
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 * http://oss.sgi.com/projects/FreeB/
 * shall be included in all copies or substantial portions of the Software.
 *
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/*
** $Header: /home/krh/git/sync/mesa-cvs-repo/Mesa/src/glu/sgi/libnurbs/nurbtess/rectBlock.h,v 1.1 2001/03/17 00:25:41 brianp Exp $
*/

#ifndef _RECTBLOCK_H
#define _RECTBLOCK_H

#include "definitions.h"
#include "gridWrap.h"

class rectBlock{
  Int upGridLineIndex;
  Int lowGridLineIndex;
  Int* leftIndices; //up to bottome
  Int* rightIndices; //up to bottom
public:
  //the arrays are copies.
  rectBlock(gridBoundaryChain* left, gridBoundaryChain* right, Int beginVline, Int endVline);
  ~rectBlock(); //free the two arrays

  Int get_upGridLineIndex() {return upGridLineIndex;}
  Int get_lowGridLineIndex() {return lowGridLineIndex;}
  Int* get_leftIndices() {return leftIndices;}
  Int* get_rightIndices() {return rightIndices;}

  Int num_quads();

  void print();
  void draw(Real* u_values, Real* v_values);
};


class rectBlockArray{
  rectBlock** array;
  Int n_elements;
  Int size;
public:
  rectBlockArray(Int s);
  ~rectBlockArray();//delete avarything including the blocks
  
  Int get_n_elements() {return n_elements;}
  rectBlock* get_element(Int i) {return array[i];}
  void insert(rectBlock* newBlock); //only take the pointer, not ther cotent

  Int num_quads();

  void print();
  void draw(Real* u_values, Real* v_values);
};
  


#endif