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-rw-r--r--src/glut/dos/shapes.c1143
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diff --git a/src/glut/dos/shapes.c b/src/glut/dos/shapes.c
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--- a/src/glut/dos/shapes.c
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@@ -1,1143 +0,0 @@
-/*
- * freeglut_geometry.c
- *
- * Freeglut geometry rendering methods.
- *
- * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
- * Written by Pawel W. Olszta, <olszta@sourceforge.net>
- * Creation date: Fri Dec 3 1999
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <math.h>
-#include "internal.h"
-
-/*
- * TODO BEFORE THE STABLE RELEASE:
- *
- * Following functions have been contributed by Andreas Umbach.
- *
- * glutWireCube() -- looks OK
- * glutSolidCube() -- OK
- *
- * Those functions have been implemented by John Fay.
- *
- * glutWireTorus() -- looks OK
- * glutSolidTorus() -- looks OK
- * glutWireDodecahedron() -- looks OK
- * glutSolidDodecahedron() -- looks OK
- * glutWireOctahedron() -- looks OK
- * glutSolidOctahedron() -- looks OK
- * glutWireTetrahedron() -- looks OK
- * glutSolidTetrahedron() -- looks OK
- * glutWireIcosahedron() -- looks OK
- * glutSolidIcosahedron() -- looks OK
- *
- * The Following functions have been updated by Nigel Stewart, based
- * on FreeGLUT 2.0.0 implementations:
- *
- * glutWireSphere() -- looks OK
- * glutSolidSphere() -- looks OK
- * glutWireCone() -- looks OK
- * glutSolidCone() -- looks OK
- */
-
-
-/* -- INTERFACE FUNCTIONS -------------------------------------------------- */
-
-/*
- * Draws a wireframed cube. Code contributed by Andreas Umbach <marvin@dataway.ch>
- */
-void GLUTAPIENTRY glutWireCube( GLdouble dSize )
-{
- double size = dSize * 0.5;
-
-# define V(a,b,c) glVertex3d( a size, b size, c size );
-# define N(a,b,c) glNormal3d( a, b, c );
-
- /*
- * PWO: I dared to convert the code to use macros...
- */
- glBegin( GL_LINE_LOOP ); N( 1.0, 0.0, 0.0); V(+,-,+); V(+,-,-); V(+,+,-); V(+,+,+); glEnd();
- glBegin( GL_LINE_LOOP ); N( 0.0, 1.0, 0.0); V(+,+,+); V(+,+,-); V(-,+,-); V(-,+,+); glEnd();
- glBegin( GL_LINE_LOOP ); N( 0.0, 0.0, 1.0); V(+,+,+); V(-,+,+); V(-,-,+); V(+,-,+); glEnd();
- glBegin( GL_LINE_LOOP ); N(-1.0, 0.0, 0.0); V(-,-,+); V(-,+,+); V(-,+,-); V(-,-,-); glEnd();
- glBegin( GL_LINE_LOOP ); N( 0.0,-1.0, 0.0); V(-,-,+); V(-,-,-); V(+,-,-); V(+,-,+); glEnd();
- glBegin( GL_LINE_LOOP ); N( 0.0, 0.0,-1.0); V(-,-,-); V(-,+,-); V(+,+,-); V(+,-,-); glEnd();
-
-# undef V
-# undef N
-}
-
-/*
- * Draws a solid cube. Code contributed by Andreas Umbach <marvin@dataway.ch>
- */
-void GLUTAPIENTRY glutSolidCube( GLdouble dSize )
-{
- double size = dSize * 0.5;
-
-# define V(a,b,c) glVertex3d( a size, b size, c size );
-# define N(a,b,c) glNormal3d( a, b, c );
-
- /*
- * PWO: Again, I dared to convert the code to use macros...
- */
- glBegin( GL_QUADS );
- N( 1.0, 0.0, 0.0); V(+,-,+); V(+,-,-); V(+,+,-); V(+,+,+);
- N( 0.0, 1.0, 0.0); V(+,+,+); V(+,+,-); V(-,+,-); V(-,+,+);
- N( 0.0, 0.0, 1.0); V(+,+,+); V(-,+,+); V(-,-,+); V(+,-,+);
- N(-1.0, 0.0, 0.0); V(-,-,+); V(-,+,+); V(-,+,-); V(-,-,-);
- N( 0.0,-1.0, 0.0); V(-,-,+); V(-,-,-); V(+,-,-); V(+,-,+);
- N( 0.0, 0.0,-1.0); V(-,-,-); V(-,+,-); V(+,+,-); V(+,-,-);
- glEnd();
-
-# undef V
-# undef N
-}
-
-/*
- * Compute lookup table of cos and sin values forming a cirle
- *
- * Notes:
- * It is the responsibility of the caller to free these tables
- * The size of the table is (n+1) to form a connected loop
- * The last entry is exactly the same as the first
- * The sign of n can be flipped to get the reverse loop
- */
-
-static void circleTable(double **sint,double **cost,const int n)
-{
- int i;
-
- /* Table size, the sign of n flips the circle direction */
-
- const int size = abs(n);
-
- /* Determine the angle between samples */
-
- const double angle = 2*M_PI/(double)n;
-
- /* Allocate memory for n samples, plus duplicate of first entry at the end */
-
- *sint = (double *) calloc(sizeof(double), size+1);
- *cost = (double *) calloc(sizeof(double), size+1);
-
- /* Bail out if memory allocation fails, fgError never returns */
-
- if (!(*sint) || !(*cost))
- {
- free(*sint);
- free(*cost);
- _glut_fatal("Failed to allocate memory in circleTable");
- }
-
- /* Compute cos and sin around the circle */
-
- for (i=0; i<size; i++)
- {
- (*sint)[i] = sin(angle*i);
- (*cost)[i] = cos(angle*i);
- }
-
- /* Last sample is duplicate of the first */
-
- (*sint)[size] = (*sint)[0];
- (*cost)[size] = (*cost)[0];
-}
-
-/*
- * Draws a solid sphere
- */
-void GLUTAPIENTRY glutSolidSphere(GLdouble radius, GLint slices, GLint stacks)
-{
- int i,j;
-
- /* Adjust z and radius as stacks are drawn. */
-
- double z0,z1;
- double r0,r1;
-
- /* Pre-computed circle */
-
- double *sint1,*cost1;
- double *sint2,*cost2;
- circleTable(&sint1,&cost1,-slices);
- circleTable(&sint2,&cost2,stacks*2);
-
- /* The top stack is covered with a triangle fan */
-
- z0 = 1.0;
- z1 = cost2[1];
- r0 = 0.0;
- r1 = sint2[1];
-
- glBegin(GL_TRIANGLE_FAN);
-
- glNormal3d(0,0,1);
- glVertex3d(0,0,radius);
-
- for (j=slices; j>=0; j--)
- {
- glNormal3d(cost1[j]*r1, sint1[j]*r1, z1 );
- glVertex3d(cost1[j]*r1*radius, sint1[j]*r1*radius, z1*radius);
- }
-
- glEnd();
-
- /* Cover each stack with a quad strip, except the top and bottom stacks */
-
- for( i=1; i<stacks-1; i++ )
- {
- z0 = z1; z1 = cost2[i+1];
- r0 = r1; r1 = sint2[i+1];
-
- glBegin(GL_QUAD_STRIP);
-
- for(j=0; j<=slices; j++)
- {
- glNormal3d(cost1[j]*r1, sint1[j]*r1, z1 );
- glVertex3d(cost1[j]*r1*radius, sint1[j]*r1*radius, z1*radius);
- glNormal3d(cost1[j]*r0, sint1[j]*r0, z0 );
- glVertex3d(cost1[j]*r0*radius, sint1[j]*r0*radius, z0*radius);
- }
-
- glEnd();
- }
-
- /* The bottom stack is covered with a triangle fan */
-
- z0 = z1;
- r0 = r1;
-
- glBegin(GL_TRIANGLE_FAN);
-
- glNormal3d(0,0,-1);
- glVertex3d(0,0,-radius);
-
- for (j=0; j<=slices; j++)
- {
- glNormal3d(cost1[j]*r0, sint1[j]*r0, z0 );
- glVertex3d(cost1[j]*r0*radius, sint1[j]*r0*radius, z0*radius);
- }
-
- glEnd();
-
- /* Release sin and cos tables */
-
- free(sint1);
- free(cost1);
- free(sint2);
- free(cost2);
-}
-
-/*
- * Draws a solid sphere
- */
-void GLUTAPIENTRY glutWireSphere(GLdouble radius, GLint slices, GLint stacks)
-{
- int i,j;
-
- /* Adjust z and radius as stacks and slices are drawn. */
-
- double r;
- double x,y,z;
-
- /* Pre-computed circle */
-
- double *sint1,*cost1;
- double *sint2,*cost2;
- circleTable(&sint1,&cost1,-slices );
- circleTable(&sint2,&cost2, stacks*2);
-
- /* Draw a line loop for each stack */
-
- for (i=1; i<stacks; i++)
- {
- z = cost2[i];
- r = sint2[i];
-
- glBegin(GL_LINE_LOOP);
-
- for(j=0; j<=slices; j++)
- {
- x = cost1[j];
- y = sint1[j];
-
- glNormal3d(x,y,z);
- glVertex3d(x*r*radius,y*r*radius,z*radius);
- }
-
- glEnd();
- }
-
- /* Draw a line loop for each slice */
-
- for (i=0; i<slices; i++)
- {
- glBegin(GL_LINE_STRIP);
-
- for(j=0; j<=stacks; j++)
- {
- x = cost1[i]*sint2[j];
- y = sint1[i]*sint2[j];
- z = cost2[j];
-
- glNormal3d(x,y,z);
- glVertex3d(x*radius,y*radius,z*radius);
- }
-
- glEnd();
- }
-
- /* Release sin and cos tables */
-
- free(sint1);
- free(cost1);
- free(sint2);
- free(cost2);
-}
-
-/*
- * Draws a solid cone
- */
-void GLUTAPIENTRY glutSolidCone( GLdouble base, GLdouble height, GLint slices, GLint stacks )
-{
- int i,j;
-
- /* Step in z and radius as stacks are drawn. */
-
- double z0,z1;
- double r0,r1;
-
- const double zStep = height/stacks;
- const double rStep = base/stacks;
-
- /* Scaling factors for vertex normals */
-
- const double cosn = ( height / sqrt ( height * height + base * base ));
- const double sinn = ( base / sqrt ( height * height + base * base ));
-
- /* Pre-computed circle */
-
- double *sint,*cost;
- circleTable(&sint,&cost,-slices);
-
- /* Cover the circular base with a triangle fan... */
-
- z0 = 0.0;
- z1 = zStep;
-
- r0 = base;
- r1 = r0 - rStep;
-
- glBegin(GL_TRIANGLE_FAN);
-
- glNormal3d(0.0,0.0,-1.0);
- glVertex3d(0.0,0.0, z0 );
-
- for (j=0; j<=slices; j++)
- glVertex3d(cost[j]*r0, sint[j]*r0, z0);
-
- glEnd();
-
- /* Cover each stack with a quad strip, except the top stack */
-
- for( i=0; i<stacks-1; i++ )
- {
- glBegin(GL_QUAD_STRIP);
-
- for(j=0; j<=slices; j++)
- {
- glNormal3d(cost[j]*sinn, sint[j]*sinn, cosn);
- glVertex3d(cost[j]*r0, sint[j]*r0, z0 );
- glVertex3d(cost[j]*r1, sint[j]*r1, z1 );
- }
-
- z0 = z1; z1 += zStep;
- r0 = r1; r1 -= rStep;
-
- glEnd();
- }
-
- /* The top stack is covered with individual triangles */
-
- glBegin(GL_TRIANGLES);
-
- glNormal3d(cost[0]*sinn, sint[0]*sinn, cosn);
-
- for (j=0; j<slices; j++)
- {
- glVertex3d(cost[j+0]*r0, sint[j+0]*r0, z0 );
- glVertex3d(0, 0, height);
- glNormal3d(cost[j+1]*sinn, sint[j+1]*sinn, cosn );
- glVertex3d(cost[j+1]*r0, sint[j+1]*r0, z0 );
- }
-
- glEnd();
-
- /* Release sin and cos tables */
-
- free(sint);
- free(cost);
-}
-
-/*
- * Draws a wire cone
- */
-void GLUTAPIENTRY glutWireCone( GLdouble base, GLdouble height, GLint slices, GLint stacks)
-{
- int i,j;
-
- /* Step in z and radius as stacks are drawn. */
-
- double z = 0.0;
- double r = base;
-
- const double zStep = height/stacks;
- const double rStep = base/stacks;
-
- /* Scaling factors for vertex normals */
-
- const double cosn = ( height / sqrt ( height * height + base * base ));
- const double sinn = ( base / sqrt ( height * height + base * base ));
-
- /* Pre-computed circle */
-
- double *sint,*cost;
- circleTable(&sint,&cost,-slices);
-
- /* Draw the stacks... */
-
- for (i=0; i<stacks; i++)
- {
- glBegin(GL_LINE_LOOP);
-
- for( j=0; j<slices; j++ )
- {
- glNormal3d(cost[j]*sinn, sint[j]*sinn, cosn);
- glVertex3d(cost[j]*r, sint[j]*r, z );
- }
-
- glEnd();
-
- z += zStep;
- r -= rStep;
- }
-
- /* Draw the slices */
-
- r = base;
-
- glBegin(GL_LINES);
-
- for (j=0; j<slices; j++)
- {
- glNormal3d(cost[j]*sinn, sint[j]*sinn, cosn );
- glVertex3d(cost[j]*r, sint[j]*r, 0.0 );
- glVertex3d(0.0, 0.0, height);
- }
-
- glEnd();
-
- /* Release sin and cos tables */
-
- free(sint);
- free(cost);
-}
-
-
-/*
- * Draws a solid cylinder
- */
-void GLUTAPIENTRY glutSolidCylinder(GLdouble radius, GLdouble height, GLint slices, GLint stacks)
-{
- int i,j;
-
- /* Step in z and radius as stacks are drawn. */
-
- double z0,z1;
- const double zStep = height/stacks;
-
- /* Pre-computed circle */
-
- double *sint,*cost;
- circleTable(&sint,&cost,-slices);
-
- /* Cover the base and top */
-
- glBegin(GL_TRIANGLE_FAN);
- glNormal3d(0.0, 0.0, -1.0 );
- glVertex3d(0.0, 0.0, 0.0 );
- for (j=0; j<=slices; j++)
- glVertex3d(cost[j]*radius, sint[j]*radius, 0.0);
- glEnd();
-
- glBegin(GL_TRIANGLE_FAN);
- glNormal3d(0.0, 0.0, 1.0 );
- glVertex3d(0.0, 0.0, height);
- for (j=slices; j>=0; j--)
- glVertex3d(cost[j]*radius, sint[j]*radius, height);
- glEnd();
-
- /* Do the stacks */
-
- z0 = 0.0;
- z1 = zStep;
-
- for (i=1; i<=stacks; i++)
- {
- if (i==stacks)
- z1 = height;
-
- glBegin(GL_QUAD_STRIP);
- for (j=0; j<=slices; j++ )
- {
- glNormal3d(cost[j], sint[j], 0.0 );
- glVertex3d(cost[j]*radius, sint[j]*radius, z0 );
- glVertex3d(cost[j]*radius, sint[j]*radius, z1 );
- }
- glEnd();
-
- z0 = z1; z1 += zStep;
- }
-
- /* Release sin and cos tables */
-
- free(sint);
- free(cost);
-}
-
-/*
- * Draws a wire cylinder
- */
-void GLUTAPIENTRY glutWireCylinder(GLdouble radius, GLdouble height, GLint slices, GLint stacks)
-{
- int i,j;
-
- /* Step in z and radius as stacks are drawn. */
-
- double z = 0.0;
- const double zStep = height/stacks;
-
- /* Pre-computed circle */
-
- double *sint,*cost;
- circleTable(&sint,&cost,-slices);
-
- /* Draw the stacks... */
-
- for (i=0; i<=stacks; i++)
- {
- if (i==stacks)
- z = height;
-
- glBegin(GL_LINE_LOOP);
-
- for( j=0; j<slices; j++ )
- {
- glNormal3d(cost[j], sint[j], 0.0);
- glVertex3d(cost[j]*radius, sint[j]*radius, z );
- }
-
- glEnd();
-
- z += zStep;
- }
-
- /* Draw the slices */
-
- glBegin(GL_LINES);
-
- for (j=0; j<slices; j++)
- {
- glNormal3d(cost[j], sint[j], 0.0 );
- glVertex3d(cost[j]*radius, sint[j]*radius, 0.0 );
- glVertex3d(cost[j]*radius, sint[j]*radius, height);
- }
-
- glEnd();
-
- /* Release sin and cos tables */
-
- free(sint);
- free(cost);
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutWireTorus( GLdouble dInnerRadius, GLdouble dOuterRadius, GLint nSides, GLint nRings )
-{
- double iradius = dInnerRadius, oradius = dOuterRadius, phi, psi, dpsi, dphi;
- double *vertex, *normal;
- int i, j;
- double spsi, cpsi, sphi, cphi ;
-
- /*
- * Allocate the vertices array
- */
- vertex = (double *)calloc( sizeof(double), 3 * nSides * nRings );
- normal = (double *)calloc( sizeof(double), 3 * nSides * nRings );
-
- glPushMatrix();
-
- dpsi = 2.0 * M_PI / (double)nRings ;
- dphi = -2.0 * M_PI / (double)nSides ;
- psi = 0.0;
-
- for( j=0; j<nRings; j++ )
- {
- cpsi = cos ( psi ) ;
- spsi = sin ( psi ) ;
- phi = 0.0;
-
- for( i=0; i<nSides; i++ )
- {
- int offset = 3 * ( j * nSides + i ) ;
- cphi = cos ( phi ) ;
- sphi = sin ( phi ) ;
- *(vertex + offset + 0) = cpsi * ( oradius + cphi * iradius ) ;
- *(vertex + offset + 1) = spsi * ( oradius + cphi * iradius ) ;
- *(vertex + offset + 2) = sphi * iradius ;
- *(normal + offset + 0) = cpsi * cphi ;
- *(normal + offset + 1) = spsi * cphi ;
- *(normal + offset + 2) = sphi ;
- phi += dphi;
- }
-
- psi += dpsi;
- }
-
- for( i=0; i<nSides; i++ )
- {
- glBegin( GL_LINE_LOOP );
-
- for( j=0; j<nRings; j++ )
- {
- int offset = 3 * ( j * nSides + i ) ;
- glNormal3dv( normal + offset );
- glVertex3dv( vertex + offset );
- }
-
- glEnd();
- }
-
- for( j=0; j<nRings; j++ )
- {
- glBegin(GL_LINE_LOOP);
-
- for( i=0; i<nSides; i++ )
- {
- int offset = 3 * ( j * nSides + i ) ;
- glNormal3dv( normal + offset );
- glVertex3dv( vertex + offset );
- }
-
- glEnd();
- }
-
- free ( vertex ) ;
- free ( normal ) ;
- glPopMatrix();
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutSolidTorus( GLdouble dInnerRadius, GLdouble dOuterRadius, GLint nSides, GLint nRings )
-{
- double iradius = dInnerRadius, oradius = dOuterRadius, phi, psi, dpsi, dphi;
- double *vertex, *normal;
- int i, j;
- double spsi, cpsi, sphi, cphi ;
-
- /*
- * Increment the number of sides and rings to allow for one more point than surface
- */
- nSides ++ ;
- nRings ++ ;
-
- /*
- * Allocate the vertices array
- */
- vertex = (double *)calloc( sizeof(double), 3 * nSides * nRings );
- normal = (double *)calloc( sizeof(double), 3 * nSides * nRings );
-
- glPushMatrix();
-
- dpsi = 2.0 * M_PI / (double)(nRings - 1) ;
- dphi = -2.0 * M_PI / (double)(nSides - 1) ;
- psi = 0.0;
-
- for( j=0; j<nRings; j++ )
- {
- cpsi = cos ( psi ) ;
- spsi = sin ( psi ) ;
- phi = 0.0;
-
- for( i=0; i<nSides; i++ )
- {
- int offset = 3 * ( j * nSides + i ) ;
- cphi = cos ( phi ) ;
- sphi = sin ( phi ) ;
- *(vertex + offset + 0) = cpsi * ( oradius + cphi * iradius ) ;
- *(vertex + offset + 1) = spsi * ( oradius + cphi * iradius ) ;
- *(vertex + offset + 2) = sphi * iradius ;
- *(normal + offset + 0) = cpsi * cphi ;
- *(normal + offset + 1) = spsi * cphi ;
- *(normal + offset + 2) = sphi ;
- phi += dphi;
- }
-
- psi += dpsi;
- }
-
- glBegin( GL_QUADS );
- for( i=0; i<nSides-1; i++ )
- {
- for( j=0; j<nRings-1; j++ )
- {
- int offset = 3 * ( j * nSides + i ) ;
- glNormal3dv( normal + offset );
- glVertex3dv( vertex + offset );
- glNormal3dv( normal + offset + 3 );
- glVertex3dv( vertex + offset + 3 );
- glNormal3dv( normal + offset + 3 * nSides + 3 );
- glVertex3dv( vertex + offset + 3 * nSides + 3 );
- glNormal3dv( normal + offset + 3 * nSides );
- glVertex3dv( vertex + offset + 3 * nSides );
- }
- }
-
- glEnd();
-
- free ( vertex ) ;
- free ( normal ) ;
- glPopMatrix();
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutWireDodecahedron( void )
-{
- /* Magic Numbers: It is possible to create a dodecahedron by attaching two pentagons to each face of
- * of a cube. The coordinates of the points are:
- * (+-x,0, z); (+-1, 1, 1); (0, z, x )
- * where x = 0.61803398875 and z = 1.61803398875.
- */
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.0, 0.525731112119, 0.850650808354 ) ; glVertex3d ( 0.0, 1.61803398875, 0.61803398875 ) ; glVertex3d ( -1.0, 1.0, 1.0 ) ; glVertex3d ( -0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( 0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( 1.0, 1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.0, 0.525731112119, -0.850650808354 ) ; glVertex3d ( 0.0, 1.61803398875, -0.61803398875 ) ; glVertex3d ( 1.0, 1.0, -1.0 ) ; glVertex3d ( 0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( -0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( -1.0, 1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.0, -0.525731112119, 0.850650808354 ) ; glVertex3d ( 0.0, -1.61803398875, 0.61803398875 ) ; glVertex3d ( 1.0, -1.0, 1.0 ) ; glVertex3d ( 0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( -0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( -1.0, -1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.0, -0.525731112119, -0.850650808354 ) ; glVertex3d ( 0.0, -1.61803398875, -0.61803398875 ) ; glVertex3d ( -1.0, -1.0, -1.0 ) ; glVertex3d ( -0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( 0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( 1.0, -1.0, -1.0 ) ;
- glEnd () ;
-
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.850650808354, 0.0, 0.525731112119 ) ; glVertex3d ( 0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( 1.0, -1.0, 1.0 ) ; glVertex3d ( 1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( 1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( 1.0, 1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( -0.850650808354, 0.0, 0.525731112119 ) ; glVertex3d ( -0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( -1.0, 1.0, 1.0 ) ; glVertex3d ( -1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( -1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( -1.0, -1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.850650808354, 0.0, -0.525731112119 ) ; glVertex3d ( 0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( 1.0, 1.0, -1.0 ) ; glVertex3d ( 1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( 1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( 1.0, -1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( -0.850650808354, 0.0, -0.525731112119 ) ; glVertex3d ( -0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( -1.0, -1.0, -1.0 ) ; glVertex3d ( -1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( -1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( -1.0, 1.0, -1.0 ) ;
- glEnd () ;
-
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.525731112119, 0.850650808354, 0.0 ) ; glVertex3d ( 1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( 1.0, 1.0, -1.0 ) ; glVertex3d ( 0.0, 1.61803398875, -0.61803398875 ) ; glVertex3d ( 0.0, 1.61803398875, 0.61803398875 ) ; glVertex3d ( 1.0, 1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( 0.525731112119, -0.850650808354, 0.0 ) ; glVertex3d ( 1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( 1.0, -1.0, 1.0 ) ; glVertex3d ( 0.0, -1.61803398875, 0.61803398875 ) ; glVertex3d ( 0.0, -1.61803398875, -0.61803398875 ) ; glVertex3d ( 1.0, -1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( -0.525731112119, 0.850650808354, 0.0 ) ; glVertex3d ( -1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( -1.0, 1.0, 1.0 ) ; glVertex3d ( 0.0, 1.61803398875, 0.61803398875 ) ; glVertex3d ( 0.0, 1.61803398875, -0.61803398875 ) ; glVertex3d ( -1.0, 1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3d ( -0.525731112119, -0.850650808354, 0.0 ) ; glVertex3d ( -1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( -1.0, -1.0, -1.0 ) ; glVertex3d ( 0.0, -1.61803398875, -0.61803398875 ) ; glVertex3d ( 0.0, -1.61803398875, 0.61803398875 ) ; glVertex3d ( -1.0, -1.0, 1.0 ) ;
- glEnd () ;
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutSolidDodecahedron( void )
-{
- /* Magic Numbers: It is possible to create a dodecahedron by attaching two pentagons to each face of
- * of a cube. The coordinates of the points are:
- * (+-x,0, z); (+-1, 1, 1); (0, z, x )
- * where x = 0.61803398875 and z = 1.61803398875.
- */
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.0, 0.525731112119, 0.850650808354 ) ; glVertex3d ( 0.0, 1.61803398875, 0.61803398875 ) ; glVertex3d ( -1.0, 1.0, 1.0 ) ; glVertex3d ( -0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( 0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( 1.0, 1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.0, 0.525731112119, -0.850650808354 ) ; glVertex3d ( 0.0, 1.61803398875, -0.61803398875 ) ; glVertex3d ( 1.0, 1.0, -1.0 ) ; glVertex3d ( 0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( -0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( -1.0, 1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.0, -0.525731112119, 0.850650808354 ) ; glVertex3d ( 0.0, -1.61803398875, 0.61803398875 ) ; glVertex3d ( 1.0, -1.0, 1.0 ) ; glVertex3d ( 0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( -0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( -1.0, -1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.0, -0.525731112119, -0.850650808354 ) ; glVertex3d ( 0.0, -1.61803398875, -0.61803398875 ) ; glVertex3d ( -1.0, -1.0, -1.0 ) ; glVertex3d ( -0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( 0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( 1.0, -1.0, -1.0 ) ;
- glEnd () ;
-
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.850650808354, 0.0, 0.525731112119 ) ; glVertex3d ( 0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( 1.0, -1.0, 1.0 ) ; glVertex3d ( 1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( 1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( 1.0, 1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( -0.850650808354, 0.0, 0.525731112119 ) ; glVertex3d ( -0.61803398875, 0.0, 1.61803398875 ) ; glVertex3d ( -1.0, 1.0, 1.0 ) ; glVertex3d ( -1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( -1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( -1.0, -1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.850650808354, 0.0, -0.525731112119 ) ; glVertex3d ( 0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( 1.0, 1.0, -1.0 ) ; glVertex3d ( 1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( 1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( 1.0, -1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( -0.850650808354, 0.0, -0.525731112119 ) ; glVertex3d ( -0.61803398875, 0.0, -1.61803398875 ) ; glVertex3d ( -1.0, -1.0, -1.0 ) ; glVertex3d ( -1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( -1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( -1.0, 1.0, -1.0 ) ;
- glEnd () ;
-
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.525731112119, 0.850650808354, 0.0 ) ; glVertex3d ( 1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( 1.0, 1.0, -1.0 ) ; glVertex3d ( 0.0, 1.61803398875, -0.61803398875 ) ; glVertex3d ( 0.0, 1.61803398875, 0.61803398875 ) ; glVertex3d ( 1.0, 1.0, 1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( 0.525731112119, -0.850650808354, 0.0 ) ; glVertex3d ( 1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( 1.0, -1.0, 1.0 ) ; glVertex3d ( 0.0, -1.61803398875, 0.61803398875 ) ; glVertex3d ( 0.0, -1.61803398875, -0.61803398875 ) ; glVertex3d ( 1.0, -1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( -0.525731112119, 0.850650808354, 0.0 ) ; glVertex3d ( -1.61803398875, 0.61803398875, 0.0 ) ; glVertex3d ( -1.0, 1.0, 1.0 ) ; glVertex3d ( 0.0, 1.61803398875, 0.61803398875 ) ; glVertex3d ( 0.0, 1.61803398875, -0.61803398875 ) ; glVertex3d ( -1.0, 1.0, -1.0 ) ;
- glEnd () ;
- glBegin ( GL_POLYGON ) ;
- glNormal3d ( -0.525731112119, -0.850650808354, 0.0 ) ; glVertex3d ( -1.61803398875, -0.61803398875, 0.0 ) ; glVertex3d ( -1.0, -1.0, -1.0 ) ; glVertex3d ( 0.0, -1.61803398875, -0.61803398875 ) ; glVertex3d ( 0.0, -1.61803398875, 0.61803398875 ) ; glVertex3d ( -1.0, -1.0, 1.0 ) ;
- glEnd () ;
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutWireOctahedron( void )
-{
-#define RADIUS 1.0f
- glBegin( GL_LINE_LOOP );
- glNormal3d( 0.577350269189, 0.577350269189, 0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d( 0.577350269189, 0.577350269189,-0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glNormal3d( 0.577350269189,-0.577350269189, 0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d( 0.577350269189,-0.577350269189,-0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glNormal3d(-0.577350269189, 0.577350269189, 0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d(-0.577350269189, 0.577350269189,-0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glNormal3d(-0.577350269189,-0.577350269189, 0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d(-0.577350269189,-0.577350269189,-0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glEnd();
-#undef RADIUS
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutSolidOctahedron( void )
-{
-#define RADIUS 1.0f
- glBegin( GL_TRIANGLES );
- glNormal3d( 0.577350269189, 0.577350269189, 0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d( 0.577350269189, 0.577350269189,-0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glNormal3d( 0.577350269189,-0.577350269189, 0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d( 0.577350269189,-0.577350269189,-0.577350269189); glVertex3d( RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glNormal3d(-0.577350269189, 0.577350269189, 0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d(-0.577350269189, 0.577350269189,-0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0, RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glNormal3d(-0.577350269189,-0.577350269189, 0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0, RADIUS );
- glNormal3d(-0.577350269189,-0.577350269189,-0.577350269189); glVertex3d(-RADIUS, 0.0, 0.0 ); glVertex3d( 0.0,-RADIUS, 0.0 ); glVertex3d( 0.0, 0.0,-RADIUS );
- glEnd();
-#undef RADIUS
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutWireTetrahedron( void )
-{
- /* Magic Numbers: r0 = ( 1, 0, 0 )
- * r1 = ( -1/3, 2 sqrt(2) / 3, 0 )
- * r2 = ( -1/3, -sqrt(2) / 3, sqrt(6) / 3 )
- * r3 = ( -1/3, -sqrt(2) / 3, -sqrt(6) / 3 )
- * |r0| = |r1| = |r2| = |r3| = 1
- * Distance between any two points is 2 sqrt(6) / 3
- *
- * Normals: The unit normals are simply the negative of the coordinates of the point not on the surface.
- */
-
- double r0[3] = { 1.0, 0.0, 0.0 } ;
- double r1[3] = { -0.333333333333, 0.942809041582, 0.0 } ;
- double r2[3] = { -0.333333333333, -0.471404520791, 0.816496580928 } ;
- double r3[3] = { -0.333333333333, -0.471404520791, -0.816496580928 } ;
-
- glBegin( GL_LINE_LOOP ) ;
- glNormal3d ( -1.0, 0.0, 0.0 ) ; glVertex3dv ( r1 ) ; glVertex3dv ( r3 ) ; glVertex3dv ( r2 ) ;
- glNormal3d ( 0.333333333333, -0.942809041582, 0.0 ) ; glVertex3dv ( r0 ) ; glVertex3dv ( r2 ) ; glVertex3dv ( r3 ) ;
- glNormal3d ( 0.333333333333, 0.471404520791, -0.816496580928 ) ; glVertex3dv ( r0 ) ; glVertex3dv ( r3 ) ; glVertex3dv ( r1 ) ;
- glNormal3d ( 0.333333333333, 0.471404520791, 0.816496580928 ) ; glVertex3dv ( r0 ) ; glVertex3dv ( r1 ) ; glVertex3dv ( r2 ) ;
- glEnd() ;
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutSolidTetrahedron( void )
-{
- /* Magic Numbers: r0 = ( 1, 0, 0 )
- * r1 = ( -1/3, 2 sqrt(2) / 3, 0 )
- * r2 = ( -1/3, -sqrt(2) / 3, sqrt(6) / 3 )
- * r3 = ( -1/3, -sqrt(2) / 3, -sqrt(6) / 3 )
- * |r0| = |r1| = |r2| = |r3| = 1
- * Distance between any two points is 2 sqrt(6) / 3
- *
- * Normals: The unit normals are simply the negative of the coordinates of the point not on the surface.
- */
-
- double r0[3] = { 1.0, 0.0, 0.0 } ;
- double r1[3] = { -0.333333333333, 0.942809041582, 0.0 } ;
- double r2[3] = { -0.333333333333, -0.471404520791, 0.816496580928 } ;
- double r3[3] = { -0.333333333333, -0.471404520791, -0.816496580928 } ;
-
- glBegin( GL_TRIANGLES ) ;
- glNormal3d ( -1.0, 0.0, 0.0 ) ; glVertex3dv ( r1 ) ; glVertex3dv ( r3 ) ; glVertex3dv ( r2 ) ;
- glNormal3d ( 0.333333333333, -0.942809041582, 0.0 ) ; glVertex3dv ( r0 ) ; glVertex3dv ( r2 ) ; glVertex3dv ( r3 ) ;
- glNormal3d ( 0.333333333333, 0.471404520791, -0.816496580928 ) ; glVertex3dv ( r0 ) ; glVertex3dv ( r3 ) ; glVertex3dv ( r1 ) ;
- glNormal3d ( 0.333333333333, 0.471404520791, 0.816496580928 ) ; glVertex3dv ( r0 ) ; glVertex3dv ( r1 ) ; glVertex3dv ( r2 ) ;
- glEnd() ;
-}
-
-/*
- *
- */
-double icos_r[12][3] = { { 1.0, 0.0, 0.0 },
- { 0.447213595500, 0.894427191000, 0.0 }, { 0.447213595500, 0.276393202252, 0.850650808354 }, { 0.447213595500, -0.723606797748, 0.525731112119 }, { 0.447213595500, -0.723606797748, -0.525731112119 }, { 0.447213595500, 0.276393202252, -0.850650808354 },
- { -0.447213595500, -0.894427191000, 0.0 }, { -0.447213595500, -0.276393202252, 0.850650808354 }, { -0.447213595500, 0.723606797748, 0.525731112119 }, { -0.447213595500, 0.723606797748, -0.525731112119 }, { -0.447213595500, -0.276393202252, -0.850650808354 },
- { -1.0, 0.0, 0.0 } } ;
-int icos_v [20][3] = { { 0, 1, 2 }, { 0, 2, 3 }, { 0, 3, 4 }, { 0, 4, 5 }, { 0, 5, 1 },
- { 1, 8, 2 }, { 2, 7, 3 }, { 3, 6, 4 }, { 4, 10, 5 }, { 5, 9, 1 },
- { 1, 9, 8 }, { 2, 8, 7 }, { 3, 7, 6 }, { 4, 6, 10 }, { 5, 10, 9 },
- { 11, 9, 10 }, { 11, 8, 9 }, { 11, 7, 8 }, { 11, 6, 7 }, { 11, 10, 6 } } ;
-
-void GLUTAPIENTRY glutWireIcosahedron( void )
-{
- int i ;
- for ( i = 0; i < 20; i++ )
- {
- double normal[3] ;
- normal[0] = ( icos_r[icos_v[i][1]][1] - icos_r[icos_v[i][0]][1] ) * ( icos_r[icos_v[i][2]][2] - icos_r[icos_v[i][0]][2] ) - ( icos_r[icos_v[i][1]][2] - icos_r[icos_v[i][0]][2] ) * ( icos_r[icos_v[i][2]][1] - icos_r[icos_v[i][0]][1] ) ;
- normal[1] = ( icos_r[icos_v[i][1]][2] - icos_r[icos_v[i][0]][2] ) * ( icos_r[icos_v[i][2]][0] - icos_r[icos_v[i][0]][0] ) - ( icos_r[icos_v[i][1]][0] - icos_r[icos_v[i][0]][0] ) * ( icos_r[icos_v[i][2]][2] - icos_r[icos_v[i][0]][2] ) ;
- normal[2] = ( icos_r[icos_v[i][1]][0] - icos_r[icos_v[i][0]][0] ) * ( icos_r[icos_v[i][2]][1] - icos_r[icos_v[i][0]][1] ) - ( icos_r[icos_v[i][1]][1] - icos_r[icos_v[i][0]][1] ) * ( icos_r[icos_v[i][2]][0] - icos_r[icos_v[i][0]][0] ) ;
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3dv ( normal ) ;
- glVertex3dv ( icos_r[icos_v[i][0]] ) ;
- glVertex3dv ( icos_r[icos_v[i][1]] ) ;
- glVertex3dv ( icos_r[icos_v[i][2]] ) ;
- glEnd () ;
- }
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutSolidIcosahedron( void )
-{
- int i ;
-
- glBegin ( GL_TRIANGLES ) ;
- for ( i = 0; i < 20; i++ )
- {
- double normal[3] ;
- normal[0] = ( icos_r[icos_v[i][1]][1] - icos_r[icos_v[i][0]][1] ) * ( icos_r[icos_v[i][2]][2] - icos_r[icos_v[i][0]][2] ) - ( icos_r[icos_v[i][1]][2] - icos_r[icos_v[i][0]][2] ) * ( icos_r[icos_v[i][2]][1] - icos_r[icos_v[i][0]][1] ) ;
- normal[1] = ( icos_r[icos_v[i][1]][2] - icos_r[icos_v[i][0]][2] ) * ( icos_r[icos_v[i][2]][0] - icos_r[icos_v[i][0]][0] ) - ( icos_r[icos_v[i][1]][0] - icos_r[icos_v[i][0]][0] ) * ( icos_r[icos_v[i][2]][2] - icos_r[icos_v[i][0]][2] ) ;
- normal[2] = ( icos_r[icos_v[i][1]][0] - icos_r[icos_v[i][0]][0] ) * ( icos_r[icos_v[i][2]][1] - icos_r[icos_v[i][0]][1] ) - ( icos_r[icos_v[i][1]][1] - icos_r[icos_v[i][0]][1] ) * ( icos_r[icos_v[i][2]][0] - icos_r[icos_v[i][0]][0] ) ;
- glNormal3dv ( normal ) ;
- glVertex3dv ( icos_r[icos_v[i][0]] ) ;
- glVertex3dv ( icos_r[icos_v[i][1]] ) ;
- glVertex3dv ( icos_r[icos_v[i][2]] ) ;
- }
-
- glEnd () ;
-}
-
-/*
- *
- */
-double rdod_r[14][3] = { { 0.0, 0.0, 1.0 },
- { 0.707106781187, 0.000000000000, 0.5 }, { 0.000000000000, 0.707106781187, 0.5 }, { -0.707106781187, 0.000000000000, 0.5 }, { 0.000000000000, -0.707106781187, 0.5 },
- { 0.707106781187, 0.707106781187, 0.0 }, { -0.707106781187, 0.707106781187, 0.0 }, { -0.707106781187, -0.707106781187, 0.0 }, { 0.707106781187, -0.707106781187, 0.0 },
- { 0.707106781187, 0.000000000000, -0.5 }, { 0.000000000000, 0.707106781187, -0.5 }, { -0.707106781187, 0.000000000000, -0.5 }, { 0.000000000000, -0.707106781187, -0.5 },
- { 0.0, 0.0, -1.0 } } ;
-int rdod_v [12][4] = { { 0, 1, 5, 2 }, { 0, 2, 6, 3 }, { 0, 3, 7, 4 }, { 0, 4, 8, 1 },
- { 5, 10, 6, 2 }, { 6, 11, 7, 3 }, { 7, 12, 8, 4 }, { 8, 9, 5, 1 },
- { 5, 9, 13, 10 }, { 6, 10, 13, 11 }, { 7, 11, 13, 12 }, { 8, 12, 13, 9 } } ;
-double rdod_n[12][3] = {
- { 0.353553390594, 0.353553390594, 0.5 }, { -0.353553390594, 0.353553390594, 0.5 }, { -0.353553390594, -0.353553390594, 0.5 }, { 0.353553390594, -0.353553390594, 0.5 },
- { 0.000000000000, 1.000000000000, 0.0 }, { -1.000000000000, 0.000000000000, 0.0 }, { 0.000000000000, -1.000000000000, 0.0 }, { 1.000000000000, 0.000000000000, 0.0 },
- { 0.353553390594, 0.353553390594, -0.5 }, { -0.353553390594, 0.353553390594, -0.5 }, { -0.353553390594, -0.353553390594, -0.5 }, { 0.353553390594, -0.353553390594, -0.5 }
- } ;
-
-void GLUTAPIENTRY glutWireRhombicDodecahedron( void )
-{
- int i ;
- for ( i = 0; i < 12; i++ )
- {
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3dv ( rdod_n[i] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][0]] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][1]] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][2]] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][3]] ) ;
- glEnd () ;
- }
-}
-
-/*
- *
- */
-void GLUTAPIENTRY glutSolidRhombicDodecahedron( void )
-{
- int i ;
-
- glBegin ( GL_QUADS ) ;
- for ( i = 0; i < 12; i++ )
- {
- glNormal3dv ( rdod_n[i] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][0]] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][1]] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][2]] ) ;
- glVertex3dv ( rdod_r[rdod_v[i][3]] ) ;
- }
-
- glEnd () ;
-}
-
-#define NUM_FACES 4
-
-static GLdouble tetrahedron_v[4][3] = /* Vertices */
-{
- { -0.5, -0.288675134595, -0.144337567297 },
- { 0.5, -0.288675134595, -0.144337567297 },
- { 0.0, 0.577350269189, -0.144337567297 },
- { 0.0, 0.0, 0.672159013631 }
-} ;
-
-static GLint tetrahedron_i[4][3] = /* Vertex indices */
-{
- { 0, 1, 2 }, { 0, 2, 3 }, { 0, 3, 1 }, { 1, 3, 2 }
-} ;
-
-static GLdouble tetrahedron_n[4][3] = /* Normals */
-{
- { 0.0, 0.0, -1.0 },
- { -0.816496580928, 0.471404520791, 0.333333333333 },
- { 0.0, -0.942809041582, 0.333333333333 },
- { 0.816496580928, 0.471404520791, 0.333333333333 }
-} ;
-
-void GLUTAPIENTRY glutWireSierpinskiSponge ( int num_levels, GLdouble offset[3], GLdouble scale )
-{
- int i, j ;
-
- if ( num_levels == 0 )
- {
-
- for ( i = 0 ; i < NUM_FACES ; i++ )
- {
- glBegin ( GL_LINE_LOOP ) ;
- glNormal3dv ( tetrahedron_n[i] ) ;
- for ( j = 0; j < 3; j++ )
- {
- double x = offset[0] + scale * tetrahedron_v[tetrahedron_i[i][j]][0] ;
- double y = offset[1] + scale * tetrahedron_v[tetrahedron_i[i][j]][1] ;
- double z = offset[2] + scale * tetrahedron_v[tetrahedron_i[i][j]][2] ;
- glVertex3d ( x, y, z ) ;
- }
-
- glEnd () ;
- }
- }
- else
- {
- GLdouble local_offset[3] ; /* Use a local variable to avoid buildup of roundoff errors */
- num_levels -- ;
- scale /= 2.0 ;
- local_offset[0] = offset[0] + scale * tetrahedron_v[0][0] ;
- local_offset[1] = offset[1] + scale * tetrahedron_v[0][1] ;
- local_offset[2] = offset[2] + scale * tetrahedron_v[0][2] ;
- glutWireSierpinskiSponge ( num_levels, local_offset, scale ) ;
- local_offset[0] += scale ;
- glutWireSierpinskiSponge ( num_levels, local_offset, scale ) ;
- local_offset[0] -= 0.5 * scale ;
- local_offset[1] += 0.866025403784 * scale ;
- glutWireSierpinskiSponge ( num_levels, local_offset, scale ) ;
- local_offset[1] -= 0.577350269189 * scale ;
- local_offset[2] += 0.816496580928 * scale ;
- glutWireSierpinskiSponge ( num_levels, local_offset, scale ) ;
- }
-}
-
-void GLUTAPIENTRY glutSolidSierpinskiSponge ( int num_levels, GLdouble offset[3], GLdouble scale )
-{
- int i, j ;
-
- if ( num_levels == 0 )
- {
- glBegin ( GL_TRIANGLES ) ;
-
- for ( i = 0 ; i < NUM_FACES ; i++ )
- {
- glNormal3dv ( tetrahedron_n[i] ) ;
- for ( j = 0; j < 3; j++ )
- {
- double x = offset[0] + scale * tetrahedron_v[tetrahedron_i[i][j]][0] ;
- double y = offset[1] + scale * tetrahedron_v[tetrahedron_i[i][j]][1] ;
- double z = offset[2] + scale * tetrahedron_v[tetrahedron_i[i][j]][2] ;
- glVertex3d ( x, y, z ) ;
- }
- }
-
- glEnd () ;
- }
- else
- {
- GLdouble local_offset[3] ; /* Use a local variable to avoid buildup of roundoff errors */
- num_levels -- ;
- scale /= 2.0 ;
- local_offset[0] = offset[0] + scale * tetrahedron_v[0][0] ;
- local_offset[1] = offset[1] + scale * tetrahedron_v[0][1] ;
- local_offset[2] = offset[2] + scale * tetrahedron_v[0][2] ;
- glutSolidSierpinskiSponge ( num_levels, local_offset, scale ) ;
- local_offset[0] += scale ;
- glutSolidSierpinskiSponge ( num_levels, local_offset, scale ) ;
- local_offset[0] -= 0.5 * scale ;
- local_offset[1] += 0.866025403784 * scale ;
- glutSolidSierpinskiSponge ( num_levels, local_offset, scale ) ;
- local_offset[1] -= 0.577350269189 * scale ;
- local_offset[2] += 0.816496580928 * scale ;
- glutSolidSierpinskiSponge ( num_levels, local_offset, scale ) ;
- }
-}
-
-#undef NUM_FACES
-
-/*** END OF FILE ***/
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