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Diffstat (limited to 'src/glu/sgi/libnurbs/interface/bezierPatch.cc')
-rw-r--r--src/glu/sgi/libnurbs/interface/bezierPatch.cc206
1 files changed, 0 insertions, 206 deletions
diff --git a/src/glu/sgi/libnurbs/interface/bezierPatch.cc b/src/glu/sgi/libnurbs/interface/bezierPatch.cc
deleted file mode 100644
index dbab3a1a2b7..00000000000
--- a/src/glu/sgi/libnurbs/interface/bezierPatch.cc
+++ /dev/null
@@ -1,206 +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 <assert.h>
-#include <GL/glu.h> /*for drawing bzier patch*/
-#include "bezierPatch.h"
-#include "bezierEval.h"
-
-/*
- *allocate an instance of bezierPatch. The control points are unknown. But
- *the space of this array is allocated with size of
- * uorder*vorder*dimension
- *
- */
-bezierPatch* bezierPatchMake(float umin, float vmin, float umax, float vmax, int uorder, int vorder, int dimension)
-{
- bezierPatch* ret = (bezierPatch*) malloc(sizeof(bezierPatch));
- assert(ret);
- ret->umin = umin;
- ret->vmin = vmin;
- ret->umax = umax;
- ret->vmax = vmax;
- ret->uorder = uorder;
- ret->vorder = vorder;
- ret->dimension = dimension;
- ret->ctlpoints = (float*) malloc(sizeof(float) * dimension * uorder * vorder);
- assert(ret->ctlpoints);
-
- ret->next = NULL;
-
- return ret;
-}
-
-bezierPatch* bezierPatchMake2(float umin, float vmin, float umax, float vmax, int uorder, int vorder, int dimension, int ustride, int vstride, float* ctlpoints)
-{
- bezierPatch* ret = (bezierPatch*) malloc(sizeof(bezierPatch));
- assert(ret);
- ret->umin = umin;
- ret->vmin = vmin;
- ret->umax = umax;
- ret->vmax = vmax;
- ret->uorder = uorder;
- ret->vorder = vorder;
- ret->dimension = dimension;
- ret->ctlpoints = (float*) malloc(sizeof(float) * dimension * uorder * vorder);
- assert(ret->ctlpoints);
-
- /*copy the control points there*/
- int the_ustride = vorder * dimension;
- int the_vstride = dimension;
- for(int i=0; i<uorder; i++)
- for(int j=0; j<vorder; j++)
- for(int k=0; k<dimension; k++)
- ret->ctlpoints[i * the_ustride + j*the_vstride+k] = ctlpoints[i*ustride+j*vstride+k];
-
- ret->next = NULL;
-
- return ret;
-}
-
-/*
- *deallocate the space as allocated by Make
- */
-void bezierPatchDelete(bezierPatch *b)
-{
- free(b->ctlpoints);
- free(b);
-}
-
-/*delete the whole linked list
- */
-void bezierPatchDeleteList(bezierPatch *b)
-{
- bezierPatch *temp;
- while (b != NULL) {
- temp = b;
- b = b->next;
- bezierPatchDelete(temp);
- }
-}
-
-bezierPatch* bezierPatchInsert(bezierPatch *list, bezierPatch *b)
-{
- b->next = list;
- return b;
-}
-
-/*print the data stored in this patch*/
-void bezierPatchPrint(bezierPatch *b)
-{
- printf("bezierPatch:\n");
- printf("umin,umax=(%f,%f), (vmin, vmax)=(%f,%f)\n", b->umin, b->umax, b->vmin, b->vmax);
- printf("uorder=%i, vorder=%i\n", b->uorder, b->vorder);
- printf("idmension = %i\n", b->dimension);
-}
-
-/*print the whole list*/
-void bezierPatchPrintList(bezierPatch *list)
-{
- bezierPatch* temp;
- for(temp=list; temp != NULL; temp = temp->next)
- bezierPatchPrint(temp);
-}
-
-void bezierPatchEval(bezierPatch *b, float u, float v, float ret[])
-{
- if( u >= b->umin && u<= b->umax
- && v >= b->vmin && v<= b->vmax)
- {
-
- bezierSurfEval(b->umin, b->umax, b->uorder, b->vmin, b->vmax, b->vorder, b->dimension, b->ctlpoints, b->dimension * b->vorder, b->dimension, u, v, ret);
-
- }
- else if(b->next != NULL)
- bezierPatchEval(b->next, u,v, ret);
- else
- bezierSurfEval(b->umin, b->umax, b->uorder, b->vmin, b->vmax, b->vorder, b->dimension, b->ctlpoints, b->dimension * b->vorder, b->dimension, u, v, ret);
-}
-
-/*the returned normal is normlized
- */
-void bezierPatchEvalNormal(bezierPatch *b, float u, float v, float ret[])
-{
- bezierSurfEvalNormal(b->umin, b->umax, b->uorder, b->vmin, b->vmax, b->vorder, b->dimension, b->ctlpoints, b->dimension * b->vorder, b->dimension, u, v, ret);
-
- if( u >= b->umin && u<= b->umax
- && v >= b->vmin && v<= b->vmax)
- {
- bezierSurfEvalNormal(b->umin, b->umax, b->uorder, b->vmin, b->vmax, b->vorder, b->dimension, b->ctlpoints, b->dimension * b->vorder, b->dimension, u, v, ret);
- }
- else if(b->next != NULL)
- bezierPatchEvalNormal(b->next, u,v, ret);
- else
- bezierSurfEvalNormal(b->umin, b->umax, b->uorder, b->vmin, b->vmax, b->vorder, b->dimension, b->ctlpoints, b->dimension * b->vorder, b->dimension, u, v, ret);
-
-}
-
-void bezierPatchDraw(bezierPatch *bpatch, int u_reso, int v_reso)
-{
- if(bpatch->dimension == 3)
- glMap2f(GL_MAP2_VERTEX_3, bpatch->umin, bpatch->umax, 3*bpatch->vorder, bpatch->uorder, bpatch->vmin, bpatch->vmax,3, bpatch->vorder, (GLfloat*) bpatch->ctlpoints);
- else
- glMap2f(GL_MAP2_VERTEX_4, bpatch->umin, bpatch->umax, 4*bpatch->vorder, bpatch->uorder, bpatch->vmin, bpatch->vmax,3, bpatch->vorder, (GLfloat*) bpatch->ctlpoints);
-
- glMapGrid2f(u_reso, bpatch->umin, bpatch->umax,
- v_reso, bpatch->vmin, bpatch->vmax);
- glEvalMesh2(GL_LINE, 0, u_reso, 0, v_reso);
-}
-
-void bezierPatchListDraw(bezierPatch *list, int u_reso, int v_reso)
-{
- bezierPatch *temp;
-glEnable(GL_LIGHTING);
-glEnable(GL_LIGHT0);
-glEnable(GL_MAP2_VERTEX_3);
-glEnable(GL_AUTO_NORMAL);
-glEnable(GL_NORMALIZE);
-glColor3f(1,0,0);
-#ifdef DEBUG
-printf("mapmap\n");
-#endif
-
-
- for(temp = list; temp != NULL; temp = temp->next)
- bezierPatchDraw(temp, u_reso, v_reso);
-}
-
-
-
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