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Diffstat (limited to 'mesalib/src/glu/sgi/libnurbs/nurbtess/rectBlock.cc')
| -rw-r--r-- | mesalib/src/glu/sgi/libnurbs/nurbtess/rectBlock.cc | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/mesalib/src/glu/sgi/libnurbs/nurbtess/rectBlock.cc b/mesalib/src/glu/sgi/libnurbs/nurbtess/rectBlock.cc deleted file mode 100644 index f457b1573..000000000 --- a/mesalib/src/glu/sgi/libnurbs/nurbtess/rectBlock.cc +++ /dev/null @@ -1,196 +0,0 @@ -/* -** License Applicability. Except to the extent portions of this file are -** made subject to an alternative license as permitted in the SGI Free -** Software License B, Version 1.1 (the "License"), the contents of this -** file are subject only to the provisions of the License. You may not use -** this file except in compliance with the License. You may obtain a copy -** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 -** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: -** -** http://oss.sgi.com/projects/FreeB -** -** Note that, as provided in the License, the Software is distributed on an -** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS -** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND -** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A -** PARTICULAR PURPOSE, AND NON-INFRINGEMENT. -** -** Original Code. The Original Code is: OpenGL Sample Implementation, -** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, -** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. -** Copyright in any portions created by third parties is as indicated -** elsewhere herein. All Rights Reserved. -** -** Additional Notice Provisions: The application programming interfaces -** established by SGI in conjunction with the Original Code are The -** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released -** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version -** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X -** Window System(R) (Version 1.3), released October 19, 1998. This software -** was created using the OpenGL(R) version 1.2.1 Sample Implementation -** published by SGI, but has not been independently verified as being -** compliant with the OpenGL(R) version 1.2.1 Specification. -** -*/ -/* -*/ - -#include "gluos.h" -#include <stdlib.h> -#include <stdio.h> -#include "glimports.h" -#include "zlassert.h" -#include <GL/gl.h> - -#include "rectBlock.h" - -rectBlock::rectBlock(gridBoundaryChain* left, gridBoundaryChain* right, Int beginVline, Int endVline) -{ - Int i; - - - upGridLineIndex = left->getVlineIndex(beginVline); - - lowGridLineIndex = left->getVlineIndex(endVline); - - Int n = upGridLineIndex-lowGridLineIndex+1; //number of grid lines - leftIndices = (Int*) malloc(sizeof(Int) * n); - assert(leftIndices); - rightIndices = (Int*) malloc(sizeof(Int) * n); - assert(rightIndices); - for(i=0; i<n; i++) - { - - leftIndices[i] = left->getInnerIndex(i+beginVline); - rightIndices[i] = right->getInnerIndex(i+beginVline); - } -} - - -rectBlock::~rectBlock() -{ - free(leftIndices); - free(rightIndices); -} - -void rectBlock::print() -{ - Int i; - printf("block:\n"); - for(i=upGridLineIndex; i >= lowGridLineIndex; i--) - { - printf("gridline %i, (%i,%i)\n", i, leftIndices[upGridLineIndex-i], rightIndices[upGridLineIndex-i]); - } -} - - - -void rectBlock::draw(Real* u_values, Real* v_values) -{ - Int i,j,k; - //upgrid line to bot grid line -#ifdef DEBUG -printf("upGridLineIndex=%i, lowGridLineIndex=%i\n", upGridLineIndex, lowGridLineIndex); -#endif - for(k=0, i=upGridLineIndex; i > lowGridLineIndex; i--, k++) - { - glBegin(GL_QUAD_STRIP); - - for(j=leftIndices[k+1]; j<= rightIndices[k+1]; j++) - { - glVertex2f(u_values[j], v_values[i]); - glVertex2f(u_values[j], v_values[i-1]); - } - glEnd(); - } -} - - -Int rectBlock::num_quads() -{ - Int ret=0; - Int k,i; - for(k=0, i=upGridLineIndex; i>lowGridLineIndex; i--, k++) - { - ret += (rightIndices[k+1]-leftIndices[k+1]); - } - return ret; -} - -Int rectBlockArray::num_quads() -{ - Int ret=0; - for(Int i=0; i<n_elements; i++) - ret += array[i]->num_quads(); - return ret; -} - -rectBlockArray::rectBlockArray(Int s) -{ - Int i; - n_elements = 0; - size = s; - array = (rectBlock**) malloc(sizeof(rectBlock*) * s); - assert(array); -//initialization - for(i=0; i<s; i++) - array[i] = NULL; -} - -rectBlockArray::~rectBlockArray() -{ - Int i; - for(i=0; i<size; i++) - { - if(array[i] != NULL) - delete array[i]; - } - free(array); -} - -//put to the end of the array, check the size -void rectBlockArray::insert(rectBlock* newBlock) -{ - Int i; - if(n_elements == size) //full - { - rectBlock** temp = (rectBlock**) malloc(sizeof(rectBlock) * (2*size+1)); - assert(temp); - //initialization - for(i=0; i<2*size+1; i++) - temp[i] = NULL; - - for(i=0; i<n_elements; i++) - temp[i] = array[i]; - - free(array); - array = temp; - size = 2*size + 1; - } - - array[n_elements++] = newBlock; -} - -void rectBlockArray::print() -{ - Int i; - for(i=0; i<n_elements; i++) - array[i]->print(); -} - -void rectBlockArray::draw(Real* u_values, Real* v_values) -{ - Int i; - for(i=0; i<n_elements; i++) - array[i]->draw(u_values, v_values); -} - - - - - - - - - - |