reactos/dll/opengl/glu32/src/libnurbs/nurbtess/rectBlock.h

   1 /*
   2  * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
   3  * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice including the dates of first publication and
  13  * either this permission notice or a reference to
  14  * http://oss.sgi.com/projects/FreeB/
  15  * shall be included in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  20  * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  21  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  22  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * Except as contained in this notice, the name of Silicon Graphics, Inc.
  26  * shall not be used in advertising or otherwise to promote the sale, use or
  27  * other dealings in this Software without prior written authorization from
  28  * Silicon Graphics, Inc.
  29  */
  30 /*
  31 */
  32
  33 #ifndef _RECTBLOCK_H
  34 #define _RECTBLOCK_H
  35
  36 #include "definitions.h"
  37 #include "gridWrap.h"
  38
  39 class rectBlock{
  40   Int upGridLineIndex;
  41   Int lowGridLineIndex;
  42   Int* leftIndices; //up to bottome
  43   Int* rightIndices; //up to bottom
  44 public:
  45   //the arrays are copies.
  46   rectBlock(gridBoundaryChain* left, gridBoundaryChain* right, Int beginVline, Int endVline);
  47   ~rectBlock(); //free the two arrays
  48
  49   Int get_upGridLineIndex() {return upGridLineIndex;}
  50   Int get_lowGridLineIndex() {return lowGridLineIndex;}
  51   Int* get_leftIndices() {return leftIndices;}
  52   Int* get_rightIndices() {return rightIndices;}
  53
  54   Int num_quads();
  55
  56   void print();
  57   void draw(Real* u_values, Real* v_values);
  58 };
  59
  60
  61 class rectBlockArray{
  62   rectBlock** array;
  63   Int n_elements;
  64   Int size;
  65 public:
  66   rectBlockArray(Int s);
  67   ~rectBlockArray();//delete avarything including the blocks
  68
  69   Int get_n_elements() {return n_elements;}
  70   rectBlock* get_element(Int i) {return array[i];}
  71   void insert(rectBlock* newBlock); //only take the pointer, not ther cotent
  72
  73   Int num_quads();
  74
  75   void print();
  76   void draw(Real* u_values, Real* v_values);
  77 };
  78
  79
  80
  81 #endif
  82